| /* |
| * 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.iotdb.db.queryengine.plan.planner.plan.node.metedata.write; |
| |
| import org.apache.iotdb.common.rpc.thrift.TRegionReplicaSet; |
| import org.apache.iotdb.commons.exception.IllegalPathException; |
| import org.apache.iotdb.commons.path.PartialPath; |
| import org.apache.iotdb.db.queryengine.plan.analyze.Analysis; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNode; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeId; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeType; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanVisitor; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.WritePlanNode; |
| import org.apache.iotdb.db.queryengine.plan.statement.metadata.AlterTimeSeriesStatement.AlterType; |
| import org.apache.iotdb.tsfile.exception.NotImplementedException; |
| import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| public class AlterTimeSeriesNode extends WritePlanNode { |
| private PartialPath path; |
| private AlterType alterType; |
| |
| /** |
| * used when the alterType is RENAME, SET, DROP, ADD_TAGS, ADD_ATTRIBUTES. when the alterType is |
| * RENAME, alterMap has only one entry, key is the previousName, value is the currentName. when |
| * the alterType is DROP, only the keySet of alterMap is useful, it contains all the key names |
| * needed to be removed |
| */ |
| private Map<String, String> alterMap; |
| |
| /** Used when the alterType is UPSERT. */ |
| private String alias; |
| |
| private Map<String, String> tagsMap; |
| private Map<String, String> attributesMap; |
| |
| private boolean isAlterView; |
| |
| private TRegionReplicaSet regionReplicaSet; |
| |
| public AlterTimeSeriesNode( |
| PlanNodeId id, |
| PartialPath path, |
| AlterType alterType, |
| Map<String, String> alterMap, |
| String alias, |
| Map<String, String> tagsMap, |
| Map<String, String> attributesMap, |
| boolean isAlterView) { |
| super(id); |
| this.path = path; |
| this.alterType = alterType; |
| this.alterMap = alterMap; |
| this.alias = alias; |
| this.tagsMap = tagsMap; |
| this.attributesMap = attributesMap; |
| this.isAlterView = isAlterView; |
| } |
| |
| public PartialPath getPath() { |
| return path; |
| } |
| |
| public void setPath(PartialPath path) { |
| this.path = path; |
| } |
| |
| public AlterType getAlterType() { |
| return alterType; |
| } |
| |
| public void setAlterType(AlterType alterType) { |
| this.alterType = alterType; |
| } |
| |
| public Map<String, String> getAlterMap() { |
| return alterMap; |
| } |
| |
| public void setAlterMap(Map<String, String> alterMap) { |
| this.alterMap = alterMap; |
| } |
| |
| public String getAlias() { |
| return alias; |
| } |
| |
| public void setAlias(String alias) { |
| this.alias = alias; |
| } |
| |
| public Map<String, String> getTagsMap() { |
| return tagsMap; |
| } |
| |
| public void setTagsMap(Map<String, String> tagsMap) { |
| this.tagsMap = tagsMap; |
| } |
| |
| public Map<String, String> getAttributesMap() { |
| return attributesMap; |
| } |
| |
| public void setAttributesMap(Map<String, String> attributesMap) { |
| this.attributesMap = attributesMap; |
| } |
| |
| public boolean isAlterView() { |
| return isAlterView; |
| } |
| |
| public void setAlterView(boolean alterView) { |
| isAlterView = alterView; |
| } |
| |
| @Override |
| public List<PlanNode> getChildren() { |
| return null; |
| } |
| |
| @Override |
| public void addChild(PlanNode child) { |
| // Do nothing |
| } |
| |
| @Override |
| public PlanNodeType getType() { |
| return PlanNodeType.ALTER_TIME_SERIES; |
| } |
| |
| @Override |
| public PlanNode clone() { |
| throw new NotImplementedException("Clone of AlterTimeSeriesNode is not implemented"); |
| } |
| |
| @Override |
| public int allowedChildCount() { |
| return NO_CHILD_ALLOWED; |
| } |
| |
| @Override |
| public List<String> getOutputColumnNames() { |
| return null; |
| } |
| |
| public static AlterTimeSeriesNode deserialize(ByteBuffer byteBuffer) { |
| String id; |
| PartialPath path; |
| AlterType alterType; |
| String alias = null; |
| Map<String, String> alterMap = null; |
| Map<String, String> tagsMap = null; |
| Map<String, String> attributesMap = null; |
| |
| int length = byteBuffer.getInt(); |
| byte[] bytes = new byte[length]; |
| byteBuffer.get(bytes); |
| try { |
| path = new PartialPath(new String(bytes)); |
| } catch (IllegalPathException e) { |
| throw new IllegalArgumentException("Can not deserialize AlterTimeSeriesNode", e); |
| } |
| |
| boolean isAlterView = false; |
| int alterTypeOrdinal = byteBuffer.get(); |
| if (alterTypeOrdinal == -1) { |
| isAlterView = true; |
| alterTypeOrdinal = byteBuffer.get(); |
| } |
| |
| alterType = AlterType.values()[alterTypeOrdinal]; |
| |
| // alias |
| if (byteBuffer.get() == 1) { |
| alias = ReadWriteIOUtils.readString(byteBuffer); |
| } |
| |
| // alterMap |
| byte label = byteBuffer.get(); |
| if (label == 0) { |
| alterMap = new HashMap<>(); |
| } else if (label == 1) { |
| alterMap = ReadWriteIOUtils.readMap(byteBuffer); |
| } |
| |
| // tagsMap |
| label = byteBuffer.get(); |
| if (label == 0) { |
| tagsMap = new HashMap<>(); |
| } else if (label == 1) { |
| tagsMap = ReadWriteIOUtils.readMap(byteBuffer); |
| } |
| |
| // attributesMap |
| label = byteBuffer.get(); |
| if (label == 0) { |
| attributesMap = new HashMap<>(); |
| } else if (label == 1) { |
| attributesMap = ReadWriteIOUtils.readMap(byteBuffer); |
| } |
| |
| id = ReadWriteIOUtils.readString(byteBuffer); |
| return new AlterTimeSeriesNode( |
| new PlanNodeId(id), path, alterType, alterMap, alias, tagsMap, attributesMap, isAlterView); |
| } |
| |
| @Override |
| public <R, C> R accept(PlanVisitor<R, C> visitor, C schemaRegion) { |
| return visitor.visitAlterTimeSeries(this, schemaRegion); |
| } |
| |
| @Override |
| protected void serializeAttributes(ByteBuffer byteBuffer) { |
| PlanNodeType.ALTER_TIME_SERIES.serialize(byteBuffer); |
| byte[] bytes = path.getFullPath().getBytes(); |
| ReadWriteIOUtils.write(bytes.length, byteBuffer); |
| byteBuffer.put(bytes); |
| |
| if (isAlterView) { |
| byteBuffer.put((byte) -1); |
| } |
| byteBuffer.put((byte) alterType.ordinal()); |
| |
| // alias |
| if (alias != null) { |
| byteBuffer.put((byte) 1); |
| ReadWriteIOUtils.write(alias, byteBuffer); |
| } else { |
| byteBuffer.put((byte) 0); |
| } |
| |
| // alterMap |
| if (alterMap == null) { |
| byteBuffer.put((byte) -1); |
| } else if (alterMap.isEmpty()) { |
| byteBuffer.put((byte) 0); |
| } else { |
| byteBuffer.put((byte) 1); |
| ReadWriteIOUtils.write(alterMap, byteBuffer); |
| } |
| |
| // tagsMap |
| if (tagsMap == null) { |
| byteBuffer.put((byte) -1); |
| } else if (tagsMap.isEmpty()) { |
| byteBuffer.put((byte) 0); |
| } else { |
| byteBuffer.put((byte) 1); |
| ReadWriteIOUtils.write(tagsMap, byteBuffer); |
| } |
| |
| // attributesMap |
| if (attributesMap == null) { |
| byteBuffer.put((byte) -1); |
| } else if (attributesMap.isEmpty()) { |
| byteBuffer.put((byte) 0); |
| } else { |
| byteBuffer.put((byte) 1); |
| ReadWriteIOUtils.write(attributesMap, byteBuffer); |
| } |
| } |
| |
| @Override |
| protected void serializeAttributes(DataOutputStream stream) throws IOException { |
| PlanNodeType.ALTER_TIME_SERIES.serialize(stream); |
| byte[] bytes = path.getFullPath().getBytes(); |
| ReadWriteIOUtils.write(bytes.length, stream); |
| stream.write(bytes); |
| |
| if (isAlterView) { |
| stream.write((byte) -1); |
| } |
| stream.write((byte) alterType.ordinal()); |
| |
| // alias |
| if (alias != null) { |
| stream.write((byte) 1); |
| ReadWriteIOUtils.write(alias, stream); |
| } else { |
| stream.write((byte) 0); |
| } |
| |
| // alterMap |
| if (alterMap == null) { |
| stream.write((byte) -1); |
| } else if (alterMap.isEmpty()) { |
| stream.write((byte) 0); |
| } else { |
| stream.write((byte) 1); |
| ReadWriteIOUtils.write(alterMap, stream); |
| } |
| |
| // tagsMap |
| if (tagsMap == null) { |
| stream.write((byte) -1); |
| } else if (tagsMap.isEmpty()) { |
| stream.write((byte) 0); |
| } else { |
| stream.write((byte) 1); |
| ReadWriteIOUtils.write(tagsMap, stream); |
| } |
| |
| // attributesMap |
| if (attributesMap == null) { |
| stream.write((byte) -1); |
| } else if (attributesMap.isEmpty()) { |
| stream.write((byte) 0); |
| } else { |
| stream.write((byte) 1); |
| ReadWriteIOUtils.write(attributesMap, stream); |
| } |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| AlterTimeSeriesNode that = (AlterTimeSeriesNode) o; |
| |
| return this.getPlanNodeId().equals(that.getPlanNodeId()) |
| && Objects.equals(path, that.path) |
| && alterType == that.alterType |
| && Objects.equals(alterMap, that.alterMap) |
| && Objects.equals(alias, that.alias) |
| && Objects.equals(tagsMap, that.tagsMap) |
| && Objects.equals(attributesMap, that.attributesMap); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash( |
| this.getPlanNodeId(), path, alias, alterType, alterMap, attributesMap, tagsMap); |
| } |
| |
| @Override |
| public TRegionReplicaSet getRegionReplicaSet() { |
| return regionReplicaSet; |
| } |
| |
| public void setRegionReplicaSet(TRegionReplicaSet regionReplicaSet) { |
| this.regionReplicaSet = regionReplicaSet; |
| } |
| |
| @Override |
| public List<WritePlanNode> splitByPartition(Analysis analysis) { |
| TRegionReplicaSet regionReplicaSet = |
| analysis.getSchemaPartitionInfo().getSchemaRegionReplicaSet(path.getDevice()); |
| setRegionReplicaSet(regionReplicaSet); |
| return ImmutableList.of(this); |
| } |
| } |