| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hbase.protobuf; |
| |
| import static org.apache.hadoop.hbase.protobuf.ProtobufMagic.PB_MAGIC; |
| |
| import com.google.protobuf.ByteString; |
| import com.google.protobuf.CodedInputStream; |
| import com.google.protobuf.InvalidProtocolBufferException; |
| import com.google.protobuf.Message; |
| import com.google.protobuf.Parser; |
| import com.google.protobuf.RpcChannel; |
| import com.google.protobuf.RpcController; |
| import com.google.protobuf.Service; |
| import com.google.protobuf.ServiceException; |
| import com.google.protobuf.TextFormat; |
| import java.io.IOException; |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Method; |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.NavigableSet; |
| import java.util.function.Function; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.Cell; |
| import org.apache.hadoop.hbase.Cell.Type; |
| import org.apache.hadoop.hbase.CellBuilderType; |
| import org.apache.hadoop.hbase.CellScanner; |
| import org.apache.hadoop.hbase.CellUtil; |
| import org.apache.hadoop.hbase.DoNotRetryIOException; |
| import org.apache.hadoop.hbase.ExtendedCellBuilder; |
| import org.apache.hadoop.hbase.ExtendedCellBuilderFactory; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.HBaseIOException; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.KeyValue; |
| import org.apache.hadoop.hbase.ServerName; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.Append; |
| import org.apache.hadoop.hbase.client.Consistency; |
| import org.apache.hadoop.hbase.client.Delete; |
| import org.apache.hadoop.hbase.client.Durability; |
| import org.apache.hadoop.hbase.client.Get; |
| import org.apache.hadoop.hbase.client.Increment; |
| import org.apache.hadoop.hbase.client.Mutation; |
| import org.apache.hadoop.hbase.client.PackagePrivateFieldAccessor; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.client.Result; |
| import org.apache.hadoop.hbase.client.Scan; |
| import org.apache.hadoop.hbase.client.SnapshotType; |
| import org.apache.hadoop.hbase.client.metrics.ScanMetrics; |
| import org.apache.hadoop.hbase.exceptions.DeserializationException; |
| import org.apache.hadoop.hbase.filter.ByteArrayComparable; |
| import org.apache.hadoop.hbase.filter.Filter; |
| import org.apache.hadoop.hbase.io.TimeRange; |
| import org.apache.hadoop.hbase.net.Address; |
| import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.AdminService; |
| import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoRequest; |
| import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoResponse; |
| import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.ServerInfo; |
| import org.apache.hadoop.hbase.protobuf.generated.CellProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.Column; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.ColumnValue; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.ColumnValue.QualifierValue; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.DeleteType; |
| import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.MutationProto.MutationType; |
| import org.apache.hadoop.hbase.protobuf.generated.ComparatorProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.FilterProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.NameBytesPair; |
| import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier; |
| import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType; |
| import org.apache.hadoop.hbase.protobuf.generated.MapReduceProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.RSGroupProtos; |
| import org.apache.hadoop.hbase.protobuf.generated.ZooKeeperProtos; |
| import org.apache.hadoop.hbase.rsgroup.RSGroupInfo; |
| import org.apache.hadoop.hbase.util.Addressing; |
| import org.apache.hadoop.hbase.util.ByteStringer; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.apache.hadoop.hbase.util.DynamicClassLoader; |
| import org.apache.hadoop.hbase.util.ExceptionUtil; |
| import org.apache.hadoop.hbase.util.Methods; |
| import org.apache.hadoop.ipc.RemoteException; |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| /** |
| * Protobufs utility. |
| * NOTE: This class OVERLAPS ProtobufUtil in the subpackage 'shaded'. The latter is used |
| * internally and has more methods. This Class is for Coprocessor Endpoints only though they |
| * should not be using this private class. It should not be depended upon. Most methods here |
| * are COPIED from the shaded ProtobufUtils with only difference being they refer to non-shaded |
| * protobufs. |
| * @see ProtobufUtil |
| */ |
| // TODO: Generate this class from the shaded version. |
| @InterfaceAudience.Private // TODO: some clients (Hive, etc) use this class. |
| public final class ProtobufUtil { |
| private ProtobufUtil() { |
| } |
| |
| /** |
| * Many results are simple: no cell, exists true or false. To save on object creations, |
| * we reuse them across calls. |
| */ |
| // TODO: PICK THESE UP FROM THE SHADED PROTOBUF. |
| private final static Cell[] EMPTY_CELL_ARRAY = new Cell[]{}; |
| private final static Result EMPTY_RESULT = Result.create(EMPTY_CELL_ARRAY); |
| final static Result EMPTY_RESULT_EXISTS_TRUE = Result.create(null, true); |
| final static Result EMPTY_RESULT_EXISTS_FALSE = Result.create(null, false); |
| private final static Result EMPTY_RESULT_STALE = Result.create(EMPTY_CELL_ARRAY, null, true); |
| private final static Result EMPTY_RESULT_EXISTS_TRUE_STALE |
| = Result.create((Cell[])null, true, true); |
| private final static Result EMPTY_RESULT_EXISTS_FALSE_STALE |
| = Result.create((Cell[])null, false, true); |
| |
| private final static ClientProtos.Result EMPTY_RESULT_PB; |
| private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_TRUE; |
| private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_FALSE; |
| private final static ClientProtos.Result EMPTY_RESULT_PB_STALE; |
| private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_TRUE_STALE; |
| private final static ClientProtos.Result EMPTY_RESULT_PB_EXISTS_FALSE_STALE; |
| |
| |
| static { |
| ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder(); |
| |
| builder.setExists(true); |
| builder.setAssociatedCellCount(0); |
| EMPTY_RESULT_PB_EXISTS_TRUE = builder.build(); |
| |
| builder.setStale(true); |
| EMPTY_RESULT_PB_EXISTS_TRUE_STALE = builder.build(); |
| builder.clear(); |
| |
| builder.setExists(false); |
| builder.setAssociatedCellCount(0); |
| EMPTY_RESULT_PB_EXISTS_FALSE = builder.build(); |
| builder.setStale(true); |
| EMPTY_RESULT_PB_EXISTS_FALSE_STALE = builder.build(); |
| |
| builder.clear(); |
| builder.setAssociatedCellCount(0); |
| EMPTY_RESULT_PB = builder.build(); |
| builder.setStale(true); |
| EMPTY_RESULT_PB_STALE = builder.build(); |
| } |
| |
| /** |
| * Dynamic class loader to load filter/comparators |
| */ |
| private final static class ClassLoaderHolder { |
| private final static ClassLoader CLASS_LOADER; |
| |
| static { |
| ClassLoader parent = ProtobufUtil.class.getClassLoader(); |
| Configuration conf = HBaseConfiguration.create(); |
| CLASS_LOADER = AccessController.doPrivileged((PrivilegedAction<ClassLoader>) |
| () -> new DynamicClassLoader(conf, parent) |
| ); |
| } |
| } |
| |
| /** |
| * Prepend the passed bytes with four bytes of magic, {@link ProtobufMagic#PB_MAGIC}, |
| * to flag what follows as a protobuf in hbase. Prepend these bytes to all content written to |
| * znodes, etc. |
| * @param bytes Bytes to decorate |
| * @return The passed <code>bytes</code> with magic prepended (Creates a new |
| * byte array that is <code>bytes.length</code> plus {@link ProtobufMagic#PB_MAGIC}.length. |
| */ |
| public static byte [] prependPBMagic(final byte [] bytes) { |
| return Bytes.add(PB_MAGIC, bytes); |
| } |
| |
| /** |
| * @param bytes Bytes to check. |
| * @return True if passed <code>bytes</code> has {@link ProtobufMagic#PB_MAGIC} for a prefix. |
| */ |
| public static boolean isPBMagicPrefix(final byte [] bytes) { |
| return ProtobufMagic.isPBMagicPrefix(bytes); |
| } |
| |
| /** |
| * @param bytes Bytes to check. |
| * @param offset offset to start at |
| * @param len length to use |
| * @return True if passed <code>bytes</code> has {@link ProtobufMagic#PB_MAGIC} for a prefix. |
| */ |
| public static boolean isPBMagicPrefix(final byte [] bytes, int offset, int len) { |
| return ProtobufMagic.isPBMagicPrefix(bytes, offset, len); |
| } |
| |
| /** |
| * @param bytes bytes to check |
| * @throws DeserializationException if we are missing the pb magic prefix |
| */ |
| public static void expectPBMagicPrefix(final byte[] bytes) throws DeserializationException { |
| if (!isPBMagicPrefix(bytes)) { |
| String bytesPrefix = bytes == null ? "null" : Bytes.toStringBinary(bytes, 0, PB_MAGIC.length); |
| throw new DeserializationException( |
| "Missing pb magic " + Bytes.toString(PB_MAGIC) + " prefix, bytes: " + bytesPrefix); |
| } |
| } |
| |
| /** |
| * @return Length of {@link ProtobufMagic#lengthOfPBMagic()} |
| */ |
| public static int lengthOfPBMagic() { |
| return ProtobufMagic.lengthOfPBMagic(); |
| } |
| |
| /** |
| * Return the IOException thrown by the remote server wrapped in |
| * ServiceException as cause. |
| * |
| * @param se ServiceException that wraps IO exception thrown by the server |
| * @return Exception wrapped in ServiceException or |
| * a new IOException that wraps the unexpected ServiceException. |
| */ |
| public static IOException getRemoteException(ServiceException se) { |
| return makeIOExceptionOfException(se); |
| } |
| |
| /** |
| * Return the Exception thrown by the remote server wrapped in |
| * ServiceException as cause. RemoteException are left untouched. |
| * |
| * @param e ServiceException that wraps IO exception thrown by the server |
| * @return Exception wrapped in ServiceException. |
| */ |
| public static IOException getServiceException(org.apache.hbase.thirdparty.com.google.protobuf.ServiceException e) { |
| Throwable t = e.getCause(); |
| if (ExceptionUtil.isInterrupt(t)) { |
| return ExceptionUtil.asInterrupt(t); |
| } |
| return t instanceof IOException ? (IOException) t : new HBaseIOException(t); |
| } |
| |
| /** |
| * Like {@link #getRemoteException(ServiceException)} but more generic, able to handle more than |
| * just {@link ServiceException}. Prefer this method to |
| * {@link #getRemoteException(ServiceException)} because trying to |
| * contain direct protobuf references. |
| */ |
| public static IOException handleRemoteException(Throwable e) { |
| return makeIOExceptionOfException(e); |
| } |
| |
| private static IOException makeIOExceptionOfException(Throwable e) { |
| Throwable t = e; |
| if (e instanceof ServiceException || |
| e instanceof org.apache.hbase.thirdparty.com.google.protobuf.ServiceException) { |
| t = e.getCause(); |
| } |
| if (ExceptionUtil.isInterrupt(t)) { |
| return ExceptionUtil.asInterrupt(t); |
| } |
| if (t instanceof RemoteException) { |
| t = ((RemoteException)t).unwrapRemoteException(); |
| } |
| return t instanceof IOException? (IOException)t: new HBaseIOException(t); |
| } |
| |
| /** |
| * Convert a ServerName to a protocol buffer ServerName |
| * |
| * @param serverName the ServerName to convert |
| * @return the converted protocol buffer ServerName |
| * @see #toServerName(org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.ServerName) |
| */ |
| public static HBaseProtos.ServerName |
| toServerName(final ServerName serverName) { |
| if (serverName == null) return null; |
| HBaseProtos.ServerName.Builder builder = |
| HBaseProtos.ServerName.newBuilder(); |
| builder.setHostName(serverName.getHostname()); |
| if (serverName.getPort() >= 0) { |
| builder.setPort(serverName.getPort()); |
| } |
| if (serverName.getStartcode() >= 0) { |
| builder.setStartCode(serverName.getStartcode()); |
| } |
| return builder.build(); |
| } |
| |
| /** |
| * Convert a protocol buffer ServerName to a ServerName |
| * |
| * @param proto the protocol buffer ServerName to convert |
| * @return the converted ServerName |
| */ |
| public static ServerName toServerName(final HBaseProtos.ServerName proto) { |
| if (proto == null) return null; |
| String hostName = proto.getHostName(); |
| long startCode = -1; |
| int port = -1; |
| if (proto.hasPort()) { |
| port = proto.getPort(); |
| } |
| if (proto.hasStartCode()) { |
| startCode = proto.getStartCode(); |
| } |
| return ServerName.valueOf(hostName, port, startCode); |
| } |
| |
| /** |
| * Convert a protobuf Durability into a client Durability |
| */ |
| public static Durability toDurability( |
| final ClientProtos.MutationProto.Durability proto) { |
| switch(proto) { |
| case USE_DEFAULT: |
| return Durability.USE_DEFAULT; |
| case SKIP_WAL: |
| return Durability.SKIP_WAL; |
| case ASYNC_WAL: |
| return Durability.ASYNC_WAL; |
| case SYNC_WAL: |
| return Durability.SYNC_WAL; |
| case FSYNC_WAL: |
| return Durability.FSYNC_WAL; |
| default: |
| return Durability.USE_DEFAULT; |
| } |
| } |
| |
| /** |
| * Convert a client Durability into a protbuf Durability |
| */ |
| public static ClientProtos.MutationProto.Durability toDurability( |
| final Durability d) { |
| switch(d) { |
| case USE_DEFAULT: |
| return ClientProtos.MutationProto.Durability.USE_DEFAULT; |
| case SKIP_WAL: |
| return ClientProtos.MutationProto.Durability.SKIP_WAL; |
| case ASYNC_WAL: |
| return ClientProtos.MutationProto.Durability.ASYNC_WAL; |
| case SYNC_WAL: |
| return ClientProtos.MutationProto.Durability.SYNC_WAL; |
| case FSYNC_WAL: |
| return ClientProtos.MutationProto.Durability.FSYNC_WAL; |
| default: |
| return ClientProtos.MutationProto.Durability.USE_DEFAULT; |
| } |
| } |
| |
| /** |
| * Convert a protocol buffer Get to a client Get |
| * |
| * @param proto the protocol buffer Get to convert |
| * @return the converted client Get |
| * @throws IOException |
| */ |
| public static Get toGet(final ClientProtos.Get proto) throws IOException { |
| if (proto == null) return null; |
| byte[] row = proto.getRow().toByteArray(); |
| Get get = new Get(row); |
| if (proto.hasCacheBlocks()) { |
| get.setCacheBlocks(proto.getCacheBlocks()); |
| } |
| if (proto.hasMaxVersions()) { |
| get.readVersions(proto.getMaxVersions()); |
| } |
| if (proto.hasStoreLimit()) { |
| get.setMaxResultsPerColumnFamily(proto.getStoreLimit()); |
| } |
| if (proto.hasStoreOffset()) { |
| get.setRowOffsetPerColumnFamily(proto.getStoreOffset()); |
| } |
| if (proto.getCfTimeRangeCount() > 0) { |
| for (HBaseProtos.ColumnFamilyTimeRange cftr : proto.getCfTimeRangeList()) { |
| TimeRange timeRange = protoToTimeRange(cftr.getTimeRange()); |
| get.setColumnFamilyTimeRange(cftr.getColumnFamily().toByteArray(), |
| timeRange.getMin(), timeRange.getMax()); |
| } |
| } |
| if (proto.hasTimeRange()) { |
| TimeRange timeRange = protoToTimeRange(proto.getTimeRange()); |
| get.setTimeRange(timeRange.getMin(), timeRange.getMax()); |
| } |
| if (proto.hasFilter()) { |
| FilterProtos.Filter filter = proto.getFilter(); |
| get.setFilter(ProtobufUtil.toFilter(filter)); |
| } |
| for (NameBytesPair attribute: proto.getAttributeList()) { |
| get.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| if (proto.getColumnCount() > 0) { |
| for (Column column: proto.getColumnList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| if (column.getQualifierCount() > 0) { |
| for (ByteString qualifier: column.getQualifierList()) { |
| get.addColumn(family, qualifier.toByteArray()); |
| } |
| } else { |
| get.addFamily(family); |
| } |
| } |
| } |
| if (proto.hasExistenceOnly() && proto.getExistenceOnly()){ |
| get.setCheckExistenceOnly(true); |
| } |
| if (proto.hasConsistency()) { |
| get.setConsistency(toConsistency(proto.getConsistency())); |
| } |
| if (proto.hasLoadColumnFamiliesOnDemand()) { |
| get.setLoadColumnFamiliesOnDemand(proto.getLoadColumnFamiliesOnDemand()); |
| } |
| return get; |
| } |
| |
| public static Consistency toConsistency(ClientProtos.Consistency consistency) { |
| switch (consistency) { |
| case STRONG : return Consistency.STRONG; |
| case TIMELINE : return Consistency.TIMELINE; |
| default : return Consistency.STRONG; |
| } |
| } |
| |
| public static ClientProtos.Consistency toConsistency(Consistency consistency) { |
| switch (consistency) { |
| case STRONG : return ClientProtos.Consistency.STRONG; |
| case TIMELINE : return ClientProtos.Consistency.TIMELINE; |
| default : return ClientProtos.Consistency.STRONG; |
| } |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to a Put. |
| * |
| * @param proto The protocol buffer MutationProto to convert |
| * @return A client Put. |
| * @throws IOException |
| */ |
| public static Put toPut(final MutationProto proto) |
| throws IOException { |
| return toPut(proto, null); |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to a Put. |
| * |
| * @param proto The protocol buffer MutationProto to convert |
| * @param cellScanner If non-null, the Cell data that goes with this proto. |
| * @return A client Put. |
| * @throws IOException |
| */ |
| public static Put toPut(final MutationProto proto, final CellScanner cellScanner) |
| throws IOException { |
| // TODO: Server-side at least why do we convert back to the Client types? Why not just pb it? |
| MutationType type = proto.getMutateType(); |
| assert type == MutationType.PUT: type.name(); |
| long timestamp = proto.hasTimestamp()? proto.getTimestamp(): HConstants.LATEST_TIMESTAMP; |
| Put put = proto.hasRow() ? new Put(proto.getRow().toByteArray(), timestamp) : null; |
| int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0; |
| if (cellCount > 0) { |
| // The proto has metadata only and the data is separate to be found in the cellScanner. |
| if (cellScanner == null) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " + |
| toShortString(proto)); |
| } |
| for (int i = 0; i < cellCount; i++) { |
| if (!cellScanner.advance()) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i + |
| " no cell returned: " + toShortString(proto)); |
| } |
| Cell cell = cellScanner.current(); |
| if (put == null) { |
| put = new Put(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), timestamp); |
| } |
| put.add(cell); |
| } |
| } else { |
| if (put == null) { |
| throw new IllegalArgumentException("row cannot be null"); |
| } |
| // The proto has the metadata and the data itself |
| ExtendedCellBuilder cellBuilder = ExtendedCellBuilderFactory.create(CellBuilderType.SHALLOW_COPY); |
| for (ColumnValue column: proto.getColumnValueList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| for (QualifierValue qv: column.getQualifierValueList()) { |
| if (!qv.hasValue()) { |
| throw new DoNotRetryIOException( |
| "Missing required field: qualifier value"); |
| } |
| long ts = timestamp; |
| if (qv.hasTimestamp()) { |
| ts = qv.getTimestamp(); |
| } |
| byte[] allTagsBytes; |
| if (qv.hasTags()) { |
| allTagsBytes = qv.getTags().toByteArray(); |
| if(qv.hasDeleteType()) { |
| put.add(cellBuilder.clear() |
| .setRow(put.getRow()) |
| .setFamily(family) |
| .setQualifier(qv.hasQualifier() ? qv.getQualifier().toByteArray() : null) |
| .setTimestamp(ts) |
| .setType(fromDeleteType(qv.getDeleteType()).getCode()) |
| .setTags(allTagsBytes) |
| .build()); |
| } else { |
| put.add(cellBuilder.clear() |
| .setRow(put.getRow()) |
| .setFamily(family) |
| .setQualifier(qv.hasQualifier() ? qv.getQualifier().toByteArray() : null) |
| .setTimestamp(ts) |
| .setType(Cell.Type.Put) |
| .setValue(qv.hasValue() ? qv.getValue().toByteArray() : null) |
| .setTags(allTagsBytes) |
| .build()); |
| } |
| } else { |
| if(qv.hasDeleteType()) { |
| put.add(cellBuilder.clear() |
| .setRow(put.getRow()) |
| .setFamily(family) |
| .setQualifier(qv.hasQualifier() ? qv.getQualifier().toByteArray() : null) |
| .setTimestamp(ts) |
| .setType(fromDeleteType(qv.getDeleteType()).getCode()) |
| .build()); |
| } else{ |
| put.add(cellBuilder.clear() |
| .setRow(put.getRow()) |
| .setFamily(family) |
| .setQualifier(qv.hasQualifier() ? qv.getQualifier().toByteArray() : null) |
| .setTimestamp(ts) |
| .setType(Type.Put) |
| .setValue(qv.hasValue() ? qv.getValue().toByteArray() : null) |
| .build()); |
| } |
| } |
| } |
| } |
| } |
| put.setDurability(toDurability(proto.getDurability())); |
| for (NameBytesPair attribute: proto.getAttributeList()) { |
| put.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| return put; |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to a Delete |
| * |
| * @param proto the protocol buffer Mutate to convert |
| * @return the converted client Delete |
| * @throws IOException |
| */ |
| public static Delete toDelete(final MutationProto proto) |
| throws IOException { |
| return toDelete(proto, null); |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to a Delete |
| * |
| * @param proto the protocol buffer Mutate to convert |
| * @param cellScanner if non-null, the data that goes with this delete. |
| * @return the converted client Delete |
| * @throws IOException |
| */ |
| public static Delete toDelete(final MutationProto proto, final CellScanner cellScanner) |
| throws IOException { |
| MutationType type = proto.getMutateType(); |
| assert type == MutationType.DELETE : type.name(); |
| long timestamp = proto.hasTimestamp() ? proto.getTimestamp() : HConstants.LATEST_TIMESTAMP; |
| Delete delete = proto.hasRow() ? new Delete(proto.getRow().toByteArray(), timestamp) : null; |
| int cellCount = proto.hasAssociatedCellCount()? proto.getAssociatedCellCount(): 0; |
| if (cellCount > 0) { |
| // The proto has metadata only and the data is separate to be found in the cellScanner. |
| if (cellScanner == null) { |
| // TextFormat should be fine for a Delete since it carries no data, just coordinates. |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " + |
| TextFormat.shortDebugString(proto)); |
| } |
| for (int i = 0; i < cellCount; i++) { |
| if (!cellScanner.advance()) { |
| // TextFormat should be fine for a Delete since it carries no data, just coordinates. |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i + |
| " no cell returned: " + TextFormat.shortDebugString(proto)); |
| } |
| Cell cell = cellScanner.current(); |
| if (delete == null) { |
| delete = |
| new Delete(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength(), timestamp); |
| } |
| delete.add(cell); |
| } |
| } else { |
| if (delete == null) { |
| throw new IllegalArgumentException("row cannot be null"); |
| } |
| for (ColumnValue column: proto.getColumnValueList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| for (QualifierValue qv: column.getQualifierValueList()) { |
| DeleteType deleteType = qv.getDeleteType(); |
| byte[] qualifier = null; |
| if (qv.hasQualifier()) { |
| qualifier = qv.getQualifier().toByteArray(); |
| } |
| long ts = HConstants.LATEST_TIMESTAMP; |
| if (qv.hasTimestamp()) { |
| ts = qv.getTimestamp(); |
| } |
| if (deleteType == DeleteType.DELETE_ONE_VERSION) { |
| delete.addColumn(family, qualifier, ts); |
| } else if (deleteType == DeleteType.DELETE_MULTIPLE_VERSIONS) { |
| delete.addColumns(family, qualifier, ts); |
| } else if (deleteType == DeleteType.DELETE_FAMILY_VERSION) { |
| delete.addFamilyVersion(family, ts); |
| } else { |
| delete.addFamily(family, ts); |
| } |
| } |
| } |
| } |
| delete.setDurability(toDurability(proto.getDurability())); |
| for (NameBytesPair attribute: proto.getAttributeList()) { |
| delete.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| return delete; |
| } |
| |
| @FunctionalInterface |
| private interface ConsumerWithException <T, U> { |
| void accept(T t, U u) throws IOException; |
| } |
| |
| private static <T extends Mutation> T toDelta(Function<Bytes, T> supplier, ConsumerWithException<T, Cell> consumer, |
| final MutationProto proto, final CellScanner cellScanner) throws IOException { |
| byte[] row = proto.hasRow() ? proto.getRow().toByteArray() : null; |
| T mutation = row == null ? null : supplier.apply(new Bytes(row)); |
| int cellCount = proto.hasAssociatedCellCount() ? proto.getAssociatedCellCount() : 0; |
| if (cellCount > 0) { |
| // The proto has metadata only and the data is separate to be found in the cellScanner. |
| if (cellScanner == null) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " + |
| toShortString(proto)); |
| } |
| for (int i = 0; i < cellCount; i++) { |
| if (!cellScanner.advance()) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i + |
| " no cell returned: " + toShortString(proto)); |
| } |
| Cell cell = cellScanner.current(); |
| if (mutation == null) { |
| mutation = supplier.apply(new Bytes(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength())); |
| } |
| consumer.accept(mutation, cell); |
| } |
| } else { |
| if (mutation == null) { |
| throw new IllegalArgumentException("row cannot be null"); |
| } |
| for (ColumnValue column : proto.getColumnValueList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| for (QualifierValue qv : column.getQualifierValueList()) { |
| byte[] qualifier = qv.getQualifier().toByteArray(); |
| if (!qv.hasValue()) { |
| throw new DoNotRetryIOException( |
| "Missing required field: qualifier value"); |
| } |
| byte[] value = qv.getValue().toByteArray(); |
| byte[] tags = null; |
| if (qv.hasTags()) { |
| tags = qv.getTags().toByteArray(); |
| } |
| consumer.accept(mutation, ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY) |
| .setRow(mutation.getRow()).setFamily(family) |
| .setQualifier(qualifier).setTimestamp(qv.getTimestamp()) |
| .setType(KeyValue.Type.Put.getCode()).setValue(value) |
| .setTags(tags).setSequenceId(0) |
| .build()); |
| } |
| } |
| } |
| mutation.setDurability(toDurability(proto.getDurability())); |
| for (NameBytesPair attribute : proto.getAttributeList()) { |
| mutation.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| return mutation; |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to an Append |
| * @param cellScanner |
| * @param proto the protocol buffer Mutate to convert |
| * @return the converted client Append |
| * @throws IOException |
| */ |
| public static Append toAppend(final MutationProto proto, final CellScanner cellScanner) |
| throws IOException { |
| MutationType type = proto.getMutateType(); |
| assert type == MutationType.APPEND : type.name(); |
| Append append = toDelta((Bytes row) -> new Append(row.get(), row.getOffset(), row.getLength()), |
| Append::add, proto, cellScanner); |
| if (proto.hasTimeRange()) { |
| TimeRange timeRange = protoToTimeRange(proto.getTimeRange()); |
| append.setTimeRange(timeRange.getMin(), timeRange.getMax()); |
| } |
| return append; |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to an Increment |
| * |
| * @param proto the protocol buffer Mutate to convert |
| * @return the converted client Increment |
| * @throws IOException |
| */ |
| public static Increment toIncrement(final MutationProto proto, final CellScanner cellScanner) |
| throws IOException { |
| MutationType type = proto.getMutateType(); |
| assert type == MutationType.INCREMENT : type.name(); |
| Increment increment = toDelta((Bytes row) -> new Increment(row.get(), row.getOffset(), row.getLength()), |
| Increment::add, proto, cellScanner); |
| if (proto.hasTimeRange()) { |
| TimeRange timeRange = protoToTimeRange(proto.getTimeRange()); |
| increment.setTimeRange(timeRange.getMin(), timeRange.getMax()); |
| } |
| return increment; |
| } |
| |
| /** |
| * Convert a MutateRequest to Mutation |
| * |
| * @param proto the protocol buffer Mutate to convert |
| * @return the converted Mutation |
| * @throws IOException |
| */ |
| public static Mutation toMutation(final MutationProto proto) throws IOException { |
| MutationType type = proto.getMutateType(); |
| if (type == MutationType.APPEND) { |
| return toAppend(proto, null); |
| } |
| if (type == MutationType.DELETE) { |
| return toDelete(proto, null); |
| } |
| if (type == MutationType.PUT) { |
| return toPut(proto, null); |
| } |
| throw new IOException("Unknown mutation type " + type); |
| } |
| |
| /** |
| * Convert a protocol buffer Mutate to a Get. |
| * @param proto the protocol buffer Mutate to convert. |
| * @param cellScanner |
| * @return the converted client get. |
| * @throws IOException |
| */ |
| public static Get toGet(final MutationProto proto, final CellScanner cellScanner) |
| throws IOException { |
| MutationType type = proto.getMutateType(); |
| assert type == MutationType.INCREMENT || type == MutationType.APPEND : type.name(); |
| byte[] row = proto.hasRow() ? proto.getRow().toByteArray() : null; |
| Get get = null; |
| int cellCount = proto.hasAssociatedCellCount() ? proto.getAssociatedCellCount() : 0; |
| if (cellCount > 0) { |
| // The proto has metadata only and the data is separate to be found in the cellScanner. |
| if (cellScanner == null) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but no cellScanner: " |
| + TextFormat.shortDebugString(proto)); |
| } |
| for (int i = 0; i < cellCount; i++) { |
| if (!cellScanner.advance()) { |
| throw new DoNotRetryIOException("Cell count of " + cellCount + " but at index " + i |
| + " no cell returned: " + TextFormat.shortDebugString(proto)); |
| } |
| Cell cell = cellScanner.current(); |
| if (get == null) { |
| get = new Get(Bytes.copy(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength())); |
| } |
| get.addColumn( |
| Bytes.copy(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength()), |
| Bytes.copy(cell.getQualifierArray(), cell.getQualifierOffset(), |
| cell.getQualifierLength())); |
| } |
| } else { |
| get = new Get(row); |
| for (ColumnValue column : proto.getColumnValueList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| for (QualifierValue qv : column.getQualifierValueList()) { |
| byte[] qualifier = qv.getQualifier().toByteArray(); |
| if (!qv.hasValue()) { |
| throw new DoNotRetryIOException("Missing required field: qualifier value"); |
| } |
| get.addColumn(family, qualifier); |
| } |
| } |
| } |
| if (proto.hasTimeRange()) { |
| TimeRange timeRange = protoToTimeRange(proto.getTimeRange()); |
| get.setTimeRange(timeRange.getMin(), timeRange.getMax()); |
| } |
| for (NameBytesPair attribute : proto.getAttributeList()) { |
| get.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| return get; |
| } |
| |
| public static ClientProtos.Scan.ReadType toReadType(Scan.ReadType readType) { |
| switch (readType) { |
| case DEFAULT: |
| return ClientProtos.Scan.ReadType.DEFAULT; |
| case STREAM: |
| return ClientProtos.Scan.ReadType.STREAM; |
| case PREAD: |
| return ClientProtos.Scan.ReadType.PREAD; |
| default: |
| throw new IllegalArgumentException("Unknown ReadType: " + readType); |
| } |
| } |
| |
| public static Scan.ReadType toReadType(ClientProtos.Scan.ReadType readType) { |
| switch (readType) { |
| case DEFAULT: |
| return Scan.ReadType.DEFAULT; |
| case STREAM: |
| return Scan.ReadType.STREAM; |
| case PREAD: |
| return Scan.ReadType.PREAD; |
| default: |
| throw new IllegalArgumentException("Unknown ReadType: " + readType); |
| } |
| } |
| |
| /** |
| * Convert a client Scan to a protocol buffer Scan |
| * |
| * @param scan the client Scan to convert |
| * @return the converted protocol buffer Scan |
| * @throws IOException |
| */ |
| public static ClientProtos.Scan toScan( |
| final Scan scan) throws IOException { |
| ClientProtos.Scan.Builder scanBuilder = |
| ClientProtos.Scan.newBuilder(); |
| scanBuilder.setCacheBlocks(scan.getCacheBlocks()); |
| if (scan.getBatch() > 0) { |
| scanBuilder.setBatchSize(scan.getBatch()); |
| } |
| if (scan.getMaxResultSize() > 0) { |
| scanBuilder.setMaxResultSize(scan.getMaxResultSize()); |
| } |
| if (scan.isSmall()) { |
| scanBuilder.setSmall(scan.isSmall()); |
| } |
| if (scan.getAllowPartialResults()) { |
| scanBuilder.setAllowPartialResults(scan.getAllowPartialResults()); |
| } |
| Boolean loadColumnFamiliesOnDemand = scan.getLoadColumnFamiliesOnDemandValue(); |
| if (loadColumnFamiliesOnDemand != null) { |
| scanBuilder.setLoadColumnFamiliesOnDemand(loadColumnFamiliesOnDemand); |
| } |
| scanBuilder.setMaxVersions(scan.getMaxVersions()); |
| scan.getColumnFamilyTimeRange().forEach((cf, timeRange) -> { |
| scanBuilder.addCfTimeRange(HBaseProtos.ColumnFamilyTimeRange.newBuilder() |
| .setColumnFamily(ByteStringer.wrap(cf)) |
| .setTimeRange(toTimeRange(timeRange)) |
| .build()); |
| }); |
| scanBuilder.setTimeRange(toTimeRange(scan.getTimeRange())); |
| Map<String, byte[]> attributes = scan.getAttributesMap(); |
| if (!attributes.isEmpty()) { |
| NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder(); |
| for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) { |
| attributeBuilder.setName(attribute.getKey()); |
| attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue())); |
| scanBuilder.addAttribute(attributeBuilder.build()); |
| } |
| } |
| byte[] startRow = scan.getStartRow(); |
| if (startRow != null && startRow.length > 0) { |
| scanBuilder.setStartRow(ByteStringer.wrap(startRow)); |
| } |
| byte[] stopRow = scan.getStopRow(); |
| if (stopRow != null && stopRow.length > 0) { |
| scanBuilder.setStopRow(ByteStringer.wrap(stopRow)); |
| } |
| if (scan.hasFilter()) { |
| scanBuilder.setFilter(ProtobufUtil.toFilter(scan.getFilter())); |
| } |
| if (scan.hasFamilies()) { |
| Column.Builder columnBuilder = Column.newBuilder(); |
| for (Map.Entry<byte[],NavigableSet<byte []>> |
| family: scan.getFamilyMap().entrySet()) { |
| columnBuilder.setFamily(ByteStringer.wrap(family.getKey())); |
| NavigableSet<byte []> qualifiers = family.getValue(); |
| columnBuilder.clearQualifier(); |
| if (qualifiers != null && qualifiers.size() > 0) { |
| for (byte [] qualifier: qualifiers) { |
| columnBuilder.addQualifier(ByteStringer.wrap(qualifier)); |
| } |
| } |
| scanBuilder.addColumn(columnBuilder.build()); |
| } |
| } |
| if (scan.getMaxResultsPerColumnFamily() >= 0) { |
| scanBuilder.setStoreLimit(scan.getMaxResultsPerColumnFamily()); |
| } |
| if (scan.getRowOffsetPerColumnFamily() > 0) { |
| scanBuilder.setStoreOffset(scan.getRowOffsetPerColumnFamily()); |
| } |
| if (scan.isReversed()) { |
| scanBuilder.setReversed(scan.isReversed()); |
| } |
| if (scan.getConsistency() == Consistency.TIMELINE) { |
| scanBuilder.setConsistency(toConsistency(scan.getConsistency())); |
| } |
| if (scan.getCaching() > 0) { |
| scanBuilder.setCaching(scan.getCaching()); |
| } |
| long mvccReadPoint = PackagePrivateFieldAccessor.getMvccReadPoint(scan); |
| if (mvccReadPoint > 0) { |
| scanBuilder.setMvccReadPoint(mvccReadPoint); |
| } |
| if (!scan.includeStartRow()) { |
| scanBuilder.setIncludeStartRow(false); |
| } |
| scanBuilder.setIncludeStopRow(scan.includeStopRow()); |
| if (scan.getReadType() != Scan.ReadType.DEFAULT) { |
| scanBuilder.setReadType(toReadType(scan.getReadType())); |
| } |
| return scanBuilder.build(); |
| } |
| |
| /** |
| * Convert a protocol buffer Scan to a client Scan |
| * |
| * @param proto the protocol buffer Scan to convert |
| * @return the converted client Scan |
| * @throws IOException |
| */ |
| public static Scan toScan( |
| final ClientProtos.Scan proto) throws IOException { |
| byte[] startRow = HConstants.EMPTY_START_ROW; |
| byte[] stopRow = HConstants.EMPTY_END_ROW; |
| boolean includeStartRow = true; |
| boolean includeStopRow = false; |
| if (proto.hasStartRow()) { |
| startRow = proto.getStartRow().toByteArray(); |
| } |
| if (proto.hasStopRow()) { |
| stopRow = proto.getStopRow().toByteArray(); |
| } |
| if (proto.hasIncludeStartRow()) { |
| includeStartRow = proto.getIncludeStartRow(); |
| } |
| if (proto.hasIncludeStopRow()) { |
| includeStopRow = proto.getIncludeStopRow(); |
| } |
| Scan scan = |
| new Scan().withStartRow(startRow, includeStartRow).withStopRow(stopRow, includeStopRow); |
| if (proto.hasCacheBlocks()) { |
| scan.setCacheBlocks(proto.getCacheBlocks()); |
| } |
| if (proto.hasMaxVersions()) { |
| scan.setMaxVersions(proto.getMaxVersions()); |
| } |
| if (proto.hasStoreLimit()) { |
| scan.setMaxResultsPerColumnFamily(proto.getStoreLimit()); |
| } |
| if (proto.hasStoreOffset()) { |
| scan.setRowOffsetPerColumnFamily(proto.getStoreOffset()); |
| } |
| if (proto.hasLoadColumnFamiliesOnDemand()) { |
| scan.setLoadColumnFamiliesOnDemand(proto.getLoadColumnFamiliesOnDemand()); |
| } |
| if (proto.getCfTimeRangeCount() > 0) { |
| for (HBaseProtos.ColumnFamilyTimeRange cftr : proto.getCfTimeRangeList()) { |
| TimeRange timeRange = protoToTimeRange(cftr.getTimeRange()); |
| scan.setColumnFamilyTimeRange(cftr.getColumnFamily().toByteArray(), |
| timeRange.getMin(), timeRange.getMax()); |
| } |
| } |
| if (proto.hasTimeRange()) { |
| TimeRange timeRange = protoToTimeRange(proto.getTimeRange()); |
| scan.setTimeRange(timeRange.getMin(), timeRange.getMax()); |
| } |
| if (proto.hasFilter()) { |
| FilterProtos.Filter filter = proto.getFilter(); |
| scan.setFilter(ProtobufUtil.toFilter(filter)); |
| } |
| if (proto.hasBatchSize()) { |
| scan.setBatch(proto.getBatchSize()); |
| } |
| if (proto.hasMaxResultSize()) { |
| scan.setMaxResultSize(proto.getMaxResultSize()); |
| } |
| if (proto.hasSmall()) { |
| scan.setSmall(proto.getSmall()); |
| } |
| if (proto.hasAllowPartialResults()) { |
| scan.setAllowPartialResults(proto.getAllowPartialResults()); |
| } |
| for (NameBytesPair attribute: proto.getAttributeList()) { |
| scan.setAttribute(attribute.getName(), attribute.getValue().toByteArray()); |
| } |
| if (proto.getColumnCount() > 0) { |
| for (Column column: proto.getColumnList()) { |
| byte[] family = column.getFamily().toByteArray(); |
| if (column.getQualifierCount() > 0) { |
| for (ByteString qualifier: column.getQualifierList()) { |
| scan.addColumn(family, qualifier.toByteArray()); |
| } |
| } else { |
| scan.addFamily(family); |
| } |
| } |
| } |
| if (proto.hasReversed()) { |
| scan.setReversed(proto.getReversed()); |
| } |
| if (proto.hasConsistency()) { |
| scan.setConsistency(toConsistency(proto.getConsistency())); |
| } |
| if (proto.hasCaching()) { |
| scan.setCaching(proto.getCaching()); |
| } |
| if (proto.hasMvccReadPoint()) { |
| PackagePrivateFieldAccessor.setMvccReadPoint(scan, proto.getMvccReadPoint()); |
| } |
| if (scan.isSmall()) { |
| scan.setReadType(Scan.ReadType.PREAD); |
| } else if (proto.hasReadType()) { |
| scan.setReadType(toReadType(proto.getReadType())); |
| } |
| return scan; |
| } |
| |
| /** |
| * Create a protocol buffer Get based on a client Get. |
| * |
| * @param get the client Get |
| * @return a protocol buffer Get |
| * @throws IOException |
| */ |
| public static ClientProtos.Get toGet( |
| final Get get) throws IOException { |
| ClientProtos.Get.Builder builder = |
| ClientProtos.Get.newBuilder(); |
| builder.setRow(ByteStringer.wrap(get.getRow())); |
| builder.setCacheBlocks(get.getCacheBlocks()); |
| builder.setMaxVersions(get.getMaxVersions()); |
| if (get.getFilter() != null) { |
| builder.setFilter(ProtobufUtil.toFilter(get.getFilter())); |
| } |
| get.getColumnFamilyTimeRange().forEach((cf, timeRange) -> |
| builder.addCfTimeRange(HBaseProtos.ColumnFamilyTimeRange.newBuilder() |
| .setColumnFamily(ByteStringer.wrap(cf)) |
| .setTimeRange(toTimeRange(timeRange)).build()) |
| ); |
| builder.setTimeRange(toTimeRange(get.getTimeRange())); |
| Map<String, byte[]> attributes = get.getAttributesMap(); |
| if (!attributes.isEmpty()) { |
| NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder(); |
| for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) { |
| attributeBuilder.setName(attribute.getKey()); |
| attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue())); |
| builder.addAttribute(attributeBuilder.build()); |
| } |
| } |
| if (get.hasFamilies()) { |
| Column.Builder columnBuilder = Column.newBuilder(); |
| Map<byte[], NavigableSet<byte[]>> families = get.getFamilyMap(); |
| for (Map.Entry<byte[], NavigableSet<byte[]>> family: families.entrySet()) { |
| NavigableSet<byte[]> qualifiers = family.getValue(); |
| columnBuilder.setFamily(ByteStringer.wrap(family.getKey())); |
| columnBuilder.clearQualifier(); |
| if (qualifiers != null && qualifiers.size() > 0) { |
| for (byte[] qualifier: qualifiers) { |
| columnBuilder.addQualifier(ByteStringer.wrap(qualifier)); |
| } |
| } |
| builder.addColumn(columnBuilder.build()); |
| } |
| } |
| if (get.getMaxResultsPerColumnFamily() >= 0) { |
| builder.setStoreLimit(get.getMaxResultsPerColumnFamily()); |
| } |
| if (get.getRowOffsetPerColumnFamily() > 0) { |
| builder.setStoreOffset(get.getRowOffsetPerColumnFamily()); |
| } |
| if (get.isCheckExistenceOnly()){ |
| builder.setExistenceOnly(true); |
| } |
| if (get.getConsistency() != null && get.getConsistency() != Consistency.STRONG) { |
| builder.setConsistency(toConsistency(get.getConsistency())); |
| } |
| |
| Boolean loadColumnFamiliesOnDemand = get.getLoadColumnFamiliesOnDemandValue(); |
| if (loadColumnFamiliesOnDemand != null) { |
| builder.setLoadColumnFamiliesOnDemand(loadColumnFamiliesOnDemand); |
| } |
| |
| return builder.build(); |
| } |
| |
| public static MutationProto toMutation(final MutationType type, final Mutation mutation) |
| throws IOException { |
| return toMutation(type, mutation, HConstants.NO_NONCE); |
| } |
| |
| /** |
| * Create a protocol buffer Mutate based on a client Mutation |
| * |
| * @param type |
| * @param mutation |
| * @return a protobuf'd Mutation |
| * @throws IOException |
| */ |
| public static MutationProto toMutation(final MutationType type, final Mutation mutation, |
| final long nonce) throws IOException { |
| return toMutation(type, mutation, MutationProto.newBuilder(), nonce); |
| } |
| |
| public static MutationProto toMutation(final MutationType type, final Mutation mutation, |
| MutationProto.Builder builder) throws IOException { |
| return toMutation(type, mutation, builder, HConstants.NO_NONCE); |
| } |
| |
| public static MutationProto toMutation(final MutationType type, final Mutation mutation, |
| MutationProto.Builder builder, long nonce) |
| throws IOException { |
| builder = getMutationBuilderAndSetCommonFields(type, mutation, builder); |
| if (nonce != HConstants.NO_NONCE) { |
| builder.setNonce(nonce); |
| } |
| if (type == MutationType.INCREMENT) { |
| builder.setTimeRange(toTimeRange(((Increment) mutation).getTimeRange())); |
| } |
| if (type == MutationType.APPEND) { |
| builder.setTimeRange(toTimeRange(((Append) mutation).getTimeRange())); |
| } |
| ColumnValue.Builder columnBuilder = ColumnValue.newBuilder(); |
| QualifierValue.Builder valueBuilder = QualifierValue.newBuilder(); |
| for (Map.Entry<byte[],List<Cell>> family: mutation.getFamilyCellMap().entrySet()) { |
| columnBuilder.clear(); |
| columnBuilder.setFamily(ByteStringer.wrap(family.getKey())); |
| for (Cell cell: family.getValue()) { |
| valueBuilder.clear(); |
| valueBuilder.setQualifier(ByteStringer.wrap( |
| cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength())); |
| valueBuilder.setValue(ByteStringer.wrap( |
| cell.getValueArray(), cell.getValueOffset(), cell.getValueLength())); |
| valueBuilder.setTimestamp(cell.getTimestamp()); |
| if (type == MutationType.DELETE || (type == MutationType.PUT && CellUtil.isDelete(cell))) { |
| KeyValue.Type keyValueType = KeyValue.Type.codeToType(cell.getTypeByte()); |
| valueBuilder.setDeleteType(toDeleteType(keyValueType)); |
| } |
| columnBuilder.addQualifierValue(valueBuilder.build()); |
| } |
| builder.addColumnValue(columnBuilder.build()); |
| } |
| return builder.build(); |
| } |
| |
| /** |
| * Create a protocol buffer MutationProto based on a client Mutation. Does NOT include data. |
| * Understanding is that the Cell will be transported other than via protobuf. |
| * @param type |
| * @param mutation |
| * @param builder |
| * @return a protobuf'd Mutation |
| * @throws IOException |
| */ |
| public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation, |
| final MutationProto.Builder builder) throws IOException { |
| return toMutationNoData(type, mutation, builder, HConstants.NO_NONCE); |
| } |
| |
| /** |
| * Create a protocol buffer MutationProto based on a client Mutation. Does NOT include data. |
| * Understanding is that the Cell will be transported other than via protobuf. |
| * @param type |
| * @param mutation |
| * @return a protobuf'd Mutation |
| * @throws IOException |
| */ |
| public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation) |
| throws IOException { |
| MutationProto.Builder builder = MutationProto.newBuilder(); |
| return toMutationNoData(type, mutation, builder); |
| } |
| |
| public static MutationProto toMutationNoData(final MutationType type, final Mutation mutation, |
| final MutationProto.Builder builder, long nonce) throws IOException { |
| getMutationBuilderAndSetCommonFields(type, mutation, builder); |
| builder.setAssociatedCellCount(mutation.size()); |
| if (mutation instanceof Increment) { |
| builder.setTimeRange(toTimeRange(((Increment)mutation).getTimeRange())); |
| } |
| if (mutation instanceof Append) { |
| builder.setTimeRange(toTimeRange(((Append)mutation).getTimeRange())); |
| } |
| if (nonce != HConstants.NO_NONCE) { |
| builder.setNonce(nonce); |
| } |
| return builder.build(); |
| } |
| |
| /** |
| * Code shared by {@link #toMutation(MutationType, Mutation)} and |
| * {@link #toMutationNoData(MutationType, Mutation)} |
| * @param type |
| * @param mutation |
| * @return A partly-filled out protobuf'd Mutation. |
| */ |
| private static MutationProto.Builder getMutationBuilderAndSetCommonFields(final MutationType type, |
| final Mutation mutation, MutationProto.Builder builder) { |
| builder.setRow(ByteStringer.wrap(mutation.getRow())); |
| builder.setMutateType(type); |
| builder.setDurability(toDurability(mutation.getDurability())); |
| builder.setTimestamp(mutation.getTimestamp()); |
| Map<String, byte[]> attributes = mutation.getAttributesMap(); |
| if (!attributes.isEmpty()) { |
| NameBytesPair.Builder attributeBuilder = NameBytesPair.newBuilder(); |
| for (Map.Entry<String, byte[]> attribute: attributes.entrySet()) { |
| attributeBuilder.setName(attribute.getKey()); |
| attributeBuilder.setValue(ByteStringer.wrap(attribute.getValue())); |
| builder.addAttribute(attributeBuilder.build()); |
| } |
| } |
| return builder; |
| } |
| |
| /** |
| * Convert a client Result to a protocol buffer Result |
| * |
| * @param result the client Result to convert |
| * @return the converted protocol buffer Result |
| */ |
| public static ClientProtos.Result toResult(final Result result) { |
| if (result.getExists() != null) { |
| return toResult(result.getExists(), result.isStale()); |
| } |
| |
| Cell[] cells = result.rawCells(); |
| if (cells == null || cells.length == 0) { |
| return result.isStale() ? EMPTY_RESULT_PB_STALE : EMPTY_RESULT_PB; |
| } |
| |
| ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder(); |
| for (Cell c : cells) { |
| builder.addCell(toCell(c)); |
| } |
| |
| builder.setStale(result.isStale()); |
| builder.setPartial(result.mayHaveMoreCellsInRow()); |
| |
| return builder.build(); |
| } |
| |
| /** |
| * Convert a client Result to a protocol buffer Result |
| * |
| * @param existence the client existence to send |
| * @return the converted protocol buffer Result |
| */ |
| public static ClientProtos.Result toResult(final boolean existence, boolean stale) { |
| if (stale){ |
| return existence ? EMPTY_RESULT_PB_EXISTS_TRUE_STALE : EMPTY_RESULT_PB_EXISTS_FALSE_STALE; |
| } else { |
| return existence ? EMPTY_RESULT_PB_EXISTS_TRUE : EMPTY_RESULT_PB_EXISTS_FALSE; |
| } |
| } |
| |
| /** |
| * Convert a client Result to a protocol buffer Result. |
| * The pb Result does not include the Cell data. That is for transport otherwise. |
| * |
| * @param result the client Result to convert |
| * @return the converted protocol buffer Result |
| */ |
| public static ClientProtos.Result toResultNoData(final Result result) { |
| if (result.getExists() != null) return toResult(result.getExists(), result.isStale()); |
| int size = result.size(); |
| if (size == 0) return result.isStale() ? EMPTY_RESULT_PB_STALE : EMPTY_RESULT_PB; |
| ClientProtos.Result.Builder builder = ClientProtos.Result.newBuilder(); |
| builder.setAssociatedCellCount(size); |
| builder.setStale(result.isStale()); |
| return builder.build(); |
| } |
| |
| /** |
| * Convert a protocol buffer Result to a client Result |
| * |
| * @param proto the protocol buffer Result to convert |
| * @return the converted client Result |
| */ |
| public static Result toResult(final ClientProtos.Result proto) { |
| if (proto.hasExists()) { |
| if (proto.getStale()) { |
| return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE_STALE :EMPTY_RESULT_EXISTS_FALSE_STALE; |
| } |
| return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE : EMPTY_RESULT_EXISTS_FALSE; |
| } |
| |
| List<CellProtos.Cell> values = proto.getCellList(); |
| if (values.isEmpty()){ |
| return proto.getStale() ? EMPTY_RESULT_STALE : EMPTY_RESULT; |
| } |
| |
| List<Cell> cells = new ArrayList<>(values.size()); |
| ExtendedCellBuilder builder = ExtendedCellBuilderFactory.create(CellBuilderType.SHALLOW_COPY); |
| for (CellProtos.Cell c : values) { |
| cells.add(toCell(builder, c)); |
| } |
| return Result.create(cells, null, proto.getStale(), proto.getPartial()); |
| } |
| |
| /** |
| * Convert a protocol buffer Result to a client Result |
| * |
| * @param proto the protocol buffer Result to convert |
| * @param scanner Optional cell scanner. |
| * @return the converted client Result |
| * @throws IOException |
| */ |
| public static Result toResult(final ClientProtos.Result proto, final CellScanner scanner) |
| throws IOException { |
| List<CellProtos.Cell> values = proto.getCellList(); |
| |
| if (proto.hasExists()) { |
| if ((values != null && !values.isEmpty()) || |
| (proto.hasAssociatedCellCount() && proto.getAssociatedCellCount() > 0)) { |
| throw new IllegalArgumentException("bad proto: exists with cells is no allowed " + proto); |
| } |
| if (proto.getStale()) { |
| return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE_STALE :EMPTY_RESULT_EXISTS_FALSE_STALE; |
| } |
| return proto.getExists() ? EMPTY_RESULT_EXISTS_TRUE : EMPTY_RESULT_EXISTS_FALSE; |
| } |
| |
| // TODO: Unit test that has some Cells in scanner and some in the proto. |
| List<Cell> cells = null; |
| if (proto.hasAssociatedCellCount()) { |
| int count = proto.getAssociatedCellCount(); |
| cells = new ArrayList<>(count + values.size()); |
| for (int i = 0; i < count; i++) { |
| if (!scanner.advance()) throw new IOException("Failed get " + i + " of " + count); |
| cells.add(scanner.current()); |
| } |
| } |
| |
| if (!values.isEmpty()){ |
| if (cells == null) cells = new ArrayList<>(values.size()); |
| ExtendedCellBuilder builder = ExtendedCellBuilderFactory.create(CellBuilderType.SHALLOW_COPY); |
| for (CellProtos.Cell c: values) { |
| cells.add(toCell(builder, c)); |
| } |
| } |
| |
| return (cells == null || cells.isEmpty()) |
| ? (proto.getStale() ? EMPTY_RESULT_STALE : EMPTY_RESULT) |
| : Result.create(cells, null, proto.getStale()); |
| } |
| |
| |
| /** |
| * Convert a ByteArrayComparable to a protocol buffer Comparator |
| * |
| * @param comparator the ByteArrayComparable to convert |
| * @return the converted protocol buffer Comparator |
| */ |
| public static ComparatorProtos.Comparator toComparator(ByteArrayComparable comparator) { |
| ComparatorProtos.Comparator.Builder builder = ComparatorProtos.Comparator.newBuilder(); |
| builder.setName(comparator.getClass().getName()); |
| builder.setSerializedComparator(ByteStringer.wrap(comparator.toByteArray())); |
| return builder.build(); |
| } |
| |
| /** |
| * Convert a protocol buffer Comparator to a ByteArrayComparable |
| * |
| * @param proto the protocol buffer Comparator to convert |
| * @return the converted ByteArrayComparable |
| */ |
| @SuppressWarnings("unchecked") |
| public static ByteArrayComparable toComparator(ComparatorProtos.Comparator proto) |
| throws IOException { |
| String type = proto.getName(); |
| String funcName = "parseFrom"; |
| byte [] value = proto.getSerializedComparator().toByteArray(); |
| try { |
| Class<?> c = Class.forName(type, true, ClassLoaderHolder.CLASS_LOADER); |
| Method parseFrom = c.getMethod(funcName, byte[].class); |
| if (parseFrom == null) { |
| throw new IOException("Unable to locate function: " + funcName + " in type: " + type); |
| } |
| return (ByteArrayComparable)parseFrom.invoke(null, value); |
| } catch (Exception e) { |
| throw new IOException(e); |
| } |
| } |
| |
| /** |
| * Convert a protocol buffer Filter to a client Filter |
| * |
| * @param proto the protocol buffer Filter to convert |
| * @return the converted Filter |
| */ |
| @SuppressWarnings("unchecked") |
| public static Filter toFilter(FilterProtos.Filter proto) throws IOException { |
| String type = proto.getName(); |
| final byte [] value = proto.getSerializedFilter().toByteArray(); |
| String funcName = "parseFrom"; |
| try { |
| Class<?> c = Class.forName(type, true, ClassLoaderHolder.CLASS_LOADER); |
| Method parseFrom = c.getMethod(funcName, byte[].class); |
| if (parseFrom == null) { |
| throw new IOException("Unable to locate function: " + funcName + " in type: " + type); |
| } |
| return (Filter)parseFrom.invoke(c, value); |
| } catch (Exception e) { |
| // Either we couldn't instantiate the method object, or "parseFrom" failed. |
| // In either case, let's not retry. |
| throw new DoNotRetryIOException(e); |
| } |
| } |
| |
| /** |
| * Convert a client Filter to a protocol buffer Filter |
| * |
| * @param filter the Filter to convert |
| * @return the converted protocol buffer Filter |
| */ |
| public static FilterProtos.Filter toFilter(Filter filter) throws IOException { |
| FilterProtos.Filter.Builder builder = FilterProtos.Filter.newBuilder(); |
| builder.setName(filter.getClass().getName()); |
| builder.setSerializedFilter(ByteStringer.wrap(filter.toByteArray())); |
| return builder.build(); |
| } |
| |
| /** |
| * Convert a delete KeyValue type to protocol buffer DeleteType. |
| * |
| * @param type |
| * @return protocol buffer DeleteType |
| * @throws IOException |
| */ |
| public static DeleteType toDeleteType( |
| KeyValue.Type type) throws IOException { |
| switch (type) { |
| case Delete: |
| return DeleteType.DELETE_ONE_VERSION; |
| case DeleteColumn: |
| return DeleteType.DELETE_MULTIPLE_VERSIONS; |
| case DeleteFamily: |
| return DeleteType.DELETE_FAMILY; |
| case DeleteFamilyVersion: |
| return DeleteType.DELETE_FAMILY_VERSION; |
| default: |
| throw new IOException("Unknown delete type: " + type); |
| } |
| } |
| |
| /** |
| * Convert a protocol buffer DeleteType to delete KeyValue type. |
| * |
| * @param type The DeleteType |
| * @return The type. |
| * @throws IOException |
| */ |
| public static KeyValue.Type fromDeleteType( |
| DeleteType type) throws IOException { |
| switch (type) { |
| case DELETE_ONE_VERSION: |
| return KeyValue.Type.Delete; |
| case DELETE_MULTIPLE_VERSIONS: |
| return KeyValue.Type.DeleteColumn; |
| case DELETE_FAMILY: |
| return KeyValue.Type.DeleteFamily; |
| case DELETE_FAMILY_VERSION: |
| return KeyValue.Type.DeleteFamilyVersion; |
| default: |
| throw new IOException("Unknown delete type: " + type); |
| } |
| } |
| |
| /** |
| * Convert a stringified protocol buffer exception Parameter to a Java Exception |
| * |
| * @param parameter the protocol buffer Parameter to convert |
| * @return the converted Exception |
| * @throws IOException if failed to deserialize the parameter |
| */ |
| @SuppressWarnings("unchecked") |
| public static Throwable toException(final NameBytesPair parameter) throws IOException { |
| if (parameter == null || !parameter.hasValue()) return null; |
| String desc = parameter.getValue().toStringUtf8(); |
| String type = parameter.getName(); |
| try { |
| Class<? extends Throwable> c = |
| (Class<? extends Throwable>)Class.forName(type, true, ClassLoaderHolder.CLASS_LOADER); |
| Constructor<? extends Throwable> cn = null; |
| try { |
| cn = c.getDeclaredConstructor(String.class); |
| return cn.newInstance(desc); |
| } catch (NoSuchMethodException e) { |
| // Could be a raw RemoteException. See HBASE-8987. |
| cn = c.getDeclaredConstructor(String.class, String.class); |
| return cn.newInstance(type, desc); |
| } |
| } catch (Exception e) { |
| throw new IOException(e); |
| } |
| } |
| |
| // Start helpers for Client |
| |
| @SuppressWarnings("unchecked") |
| public static <T extends Service> T newServiceStub(Class<T> service, RpcChannel channel) |
| throws Exception { |
| return (T)Methods.call(service, null, "newStub", |
| new Class[]{ RpcChannel.class }, new Object[]{ channel }); |
| } |
| |
| // End helpers for Client |
| // Start helpers for Admin |
| |
| /** |
| * A helper to get the info of a region server using admin protocol. |
| * @return the server name |
| */ |
| public static ServerInfo getServerInfo(final RpcController controller, |
| final AdminService.BlockingInterface admin) |
| throws IOException { |
| GetServerInfoRequest request = buildGetServerInfoRequest(); |
| try { |
| GetServerInfoResponse response = admin.getServerInfo(controller, request); |
| return response.getServerInfo(); |
| } catch (ServiceException se) { |
| throw getRemoteException(se); |
| } |
| } |
| |
| |
| /** |
| * @see #buildGetServerInfoRequest() |
| */ |
| private static GetServerInfoRequest GET_SERVER_INFO_REQUEST = |
| GetServerInfoRequest.newBuilder().build(); |
| |
| /** |
| * Create a new GetServerInfoRequest |
| * |
| * @return a GetServerInfoRequest |
| */ |
| public static GetServerInfoRequest buildGetServerInfoRequest() { |
| return GET_SERVER_INFO_REQUEST; |
| } |
| |
| public static ScanMetrics toScanMetrics(final byte[] bytes) { |
| Parser<MapReduceProtos.ScanMetrics> parser = MapReduceProtos.ScanMetrics.PARSER; |
| MapReduceProtos.ScanMetrics pScanMetrics = null; |
| try { |
| pScanMetrics = parser.parseFrom(bytes); |
| } catch (InvalidProtocolBufferException e) { |
| //Ignored there are just no key values to add. |
| } |
| ScanMetrics scanMetrics = new ScanMetrics(); |
| if (pScanMetrics != null) { |
| for (HBaseProtos.NameInt64Pair pair : pScanMetrics.getMetricsList()) { |
| if (pair.hasName() && pair.hasValue()) { |
| scanMetrics.setCounter(pair.getName(), pair.getValue()); |
| } |
| } |
| } |
| return scanMetrics; |
| } |
| |
| /** |
| * Unwraps an exception from a protobuf service into the underlying (expected) IOException. |
| * This method will <strong>always</strong> throw an exception. |
| * @param se the {@code ServiceException} instance to convert into an {@code IOException} |
| */ |
| public static void toIOException(ServiceException se) throws IOException { |
| if (se == null) { |
| throw new NullPointerException("Null service exception passed!"); |
| } |
| |
| Throwable cause = se.getCause(); |
| if (cause != null && cause instanceof IOException) { |
| throw (IOException)cause; |
| } |
| throw new IOException(se); |
| } |
| |
| public static CellProtos.Cell toCell(final Cell kv) { |
| // Doing this is going to kill us if we do it for all data passed. |
| // St.Ack 20121205 |
| CellProtos.Cell.Builder kvbuilder = CellProtos.Cell.newBuilder(); |
| kvbuilder.setRow(ByteStringer.wrap(kv.getRowArray(), kv.getRowOffset(), |
| kv.getRowLength())); |
| kvbuilder.setFamily(ByteStringer.wrap(kv.getFamilyArray(), |
| kv.getFamilyOffset(), kv.getFamilyLength())); |
| kvbuilder.setQualifier(ByteStringer.wrap(kv.getQualifierArray(), |
| kv.getQualifierOffset(), kv.getQualifierLength())); |
| kvbuilder.setCellType(CellProtos.CellType.valueOf(kv.getTypeByte())); |
| kvbuilder.setTimestamp(kv.getTimestamp()); |
| kvbuilder.setValue(ByteStringer.wrap(kv.getValueArray(), kv.getValueOffset(), |
| kv.getValueLength())); |
| return kvbuilder.build(); |
| } |
| |
| public static Cell toCell(ExtendedCellBuilder cellBuilder, final CellProtos.Cell cell) { |
| return cellBuilder.clear() |
| .setRow(cell.getRow().toByteArray()) |
| .setFamily(cell.getFamily().toByteArray()) |
| .setQualifier(cell.getQualifier().toByteArray()) |
| .setTimestamp(cell.getTimestamp()) |
| .setType((byte) cell.getCellType().getNumber()) |
| .setValue(cell.getValue().toByteArray()) |
| .build(); |
| } |
| |
| /** |
| * Print out some subset of a MutationProto rather than all of it and its data |
| * @param proto Protobuf to print out |
| * @return Short String of mutation proto |
| */ |
| static String toShortString(final MutationProto proto) { |
| return "row=" + Bytes.toString(proto.getRow().toByteArray()) + |
| ", type=" + proto.getMutateType().toString(); |
| } |
| |
| public static TableName toTableName(HBaseProtos.TableName tableNamePB) { |
| return TableName.valueOf(tableNamePB.getNamespace().asReadOnlyByteBuffer(), |
| tableNamePB.getQualifier().asReadOnlyByteBuffer()); |
| } |
| |
| public static HBaseProtos.TableName toProtoTableName(TableName tableName) { |
| return HBaseProtos.TableName.newBuilder() |
| .setNamespace(ByteStringer.wrap(tableName.getNamespace())) |
| .setQualifier(ByteStringer.wrap(tableName.getQualifier())).build(); |
| } |
| |
| /** |
| * This version of protobuf's mergeFrom avoids the hard-coded 64MB limit for decoding |
| * buffers when working with byte arrays |
| * @param builder current message builder |
| * @param b byte array |
| * @throws IOException |
| */ |
| public static void mergeFrom(Message.Builder builder, byte[] b) throws IOException { |
| final CodedInputStream codedInput = CodedInputStream.newInstance(b); |
| codedInput.setSizeLimit(b.length); |
| builder.mergeFrom(codedInput); |
| codedInput.checkLastTagWas(0); |
| } |
| |
| /** |
| * This version of protobuf's mergeFrom avoids the hard-coded 64MB limit for decoding |
| * buffers when working with byte arrays |
| * @param builder current message builder |
| * @param b byte array |
| * @param offset |
| * @param length |
| * @throws IOException |
| */ |
| public static void mergeFrom(Message.Builder builder, byte[] b, int offset, int length) |
| throws IOException { |
| final CodedInputStream codedInput = CodedInputStream.newInstance(b, offset, length); |
| codedInput.setSizeLimit(length); |
| builder.mergeFrom(codedInput); |
| codedInput.checkLastTagWas(0); |
| } |
| |
| private static TimeRange protoToTimeRange(HBaseProtos.TimeRange timeRange) throws IOException { |
| long minStamp = 0; |
| long maxStamp = Long.MAX_VALUE; |
| if (timeRange.hasFrom()) { |
| minStamp = timeRange.getFrom(); |
| } |
| if (timeRange.hasTo()) { |
| maxStamp = timeRange.getTo(); |
| } |
| return new TimeRange(minStamp, maxStamp); |
| } |
| |
| /** |
| * Creates {@link org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription.Type} |
| * from {@link SnapshotType} |
| * @param type the SnapshotDescription type |
| * @return the protobuf SnapshotDescription type |
| */ |
| public static HBaseProtos.SnapshotDescription.Type |
| createProtosSnapShotDescType(SnapshotType type) { |
| return HBaseProtos.SnapshotDescription.Type.valueOf(type.name()); |
| } |
| |
| /** |
| * Convert a byte array to a protocol buffer RegionSpecifier |
| * |
| * @param type the region specifier type |
| * @param value the region specifier byte array value |
| * @return a protocol buffer RegionSpecifier |
| */ |
| public static RegionSpecifier buildRegionSpecifier( |
| final RegionSpecifierType type, final byte[] value) { |
| RegionSpecifier.Builder regionBuilder = RegionSpecifier.newBuilder(); |
| regionBuilder.setValue(ByteStringer.wrap(value)); |
| regionBuilder.setType(type); |
| return regionBuilder.build(); |
| } |
| |
| /** |
| * Get a ServerName from the passed in data bytes. |
| * @param data Data with a serialize server name in it; can handle the old style |
| * servername where servername was host and port. Works too with data that |
| * begins w/ the pb 'PBUF' magic and that is then followed by a protobuf that |
| * has a serialized {@link ServerName} in it. |
| * @return Returns null if <code>data</code> is null else converts passed data |
| * to a ServerName instance. |
| * @throws DeserializationException |
| */ |
| public static ServerName toServerName(final byte [] data) throws DeserializationException { |
| if (data == null || data.length <= 0) return null; |
| if (ProtobufMagic.isPBMagicPrefix(data)) { |
| int prefixLen = ProtobufMagic.lengthOfPBMagic(); |
| try { |
| ZooKeeperProtos.Master rss = |
| ZooKeeperProtos.Master.PARSER.parseFrom(data, prefixLen, data.length - prefixLen); |
| org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.ServerName sn = |
| rss.getMaster(); |
| return ServerName.valueOf(sn.getHostName(), sn.getPort(), sn.getStartCode()); |
| } catch (/*InvalidProtocolBufferException*/IOException e) { |
| // A failed parse of the znode is pretty catastrophic. Rather than loop |
| // retrying hoping the bad bytes will changes, and rather than change |
| // the signature on this method to add an IOE which will send ripples all |
| // over the code base, throw a RuntimeException. This should "never" happen. |
| // Fail fast if it does. |
| throw new DeserializationException(e); |
| } |
| } |
| // The str returned could be old style -- pre hbase-1502 -- which was |
| // hostname and port seperated by a colon rather than hostname, port and |
| // startcode delimited by a ','. |
| String str = Bytes.toString(data); |
| int index = str.indexOf(ServerName.SERVERNAME_SEPARATOR); |
| if (index != -1) { |
| // Presume its ServerName serialized with versioned bytes. |
| return ServerName.parseVersionedServerName(data); |
| } |
| // Presume it a hostname:port format. |
| String hostname = Addressing.parseHostname(str); |
| int port = Addressing.parsePort(str); |
| return ServerName.valueOf(hostname, port, -1L); |
| } |
| |
| public static RSGroupInfo toGroupInfo(RSGroupProtos.RSGroupInfo proto) { |
| RSGroupInfo RSGroupInfo = new RSGroupInfo(proto.getName()); |
| for(HBaseProtos.ServerName el: proto.getServersList()) { |
| RSGroupInfo.addServer(Address.fromParts(el.getHostName(), el.getPort())); |
| } |
| for(HBaseProtos.TableName pTableName: proto.getTablesList()) { |
| RSGroupInfo.addTable(ProtobufUtil.toTableName(pTableName)); |
| } |
| return RSGroupInfo; |
| } |
| |
| public static HBaseProtos.TimeRange toTimeRange(TimeRange timeRange) { |
| if (timeRange == null) { |
| timeRange = TimeRange.allTime(); |
| } |
| return HBaseProtos.TimeRange.newBuilder().setFrom(timeRange.getMin()) |
| .setTo(timeRange.getMax()) |
| .build(); |
| } |
| } |