| /** |
| * 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.tajo.storage; |
| |
| import org.apache.tajo.catalog.Schema; |
| import org.apache.tajo.common.TajoDataTypes; |
| import org.apache.tajo.datum.Datum; |
| import org.apache.tajo.datum.IntervalDatum; |
| import org.apache.tajo.datum.NullDatum; |
| import org.apache.tajo.datum.ProtobufDatum; |
| import org.apache.tajo.exception.TajoRuntimeException; |
| import org.apache.tajo.exception.UnsupportedException; |
| import org.apache.tajo.util.datetime.TimeMeta; |
| |
| import java.util.Arrays; |
| |
| @Deprecated |
| public class LazyTuple implements Tuple, Cloneable { |
| private long offset; |
| private Datum[] values; |
| private byte[][] textBytes; |
| private Schema schema; |
| private byte[] nullBytes; |
| private SerializerDeserializer serializeDeserialize; |
| |
| public LazyTuple(Schema schema, byte[][] textBytes, long offset) { |
| this(schema, textBytes, offset, NullDatum.get().asTextBytes(), new TextSerializerDeserializer(schema)); |
| } |
| |
| public LazyTuple(Schema schema, byte[][] textBytes, long offset, byte[] nullBytes, SerializerDeserializer serde) { |
| this.schema = schema; |
| this.textBytes = textBytes; |
| this.values = new Datum[schema.size()]; |
| this.offset = offset; |
| this.nullBytes = nullBytes; |
| this.serializeDeserialize = serde; |
| } |
| |
| public LazyTuple(LazyTuple tuple) { |
| this.values = tuple.getValues(); |
| this.offset = tuple.offset; |
| this.schema = tuple.schema; |
| this.textBytes = new byte[size()][]; |
| this.nullBytes = tuple.nullBytes; |
| this.serializeDeserialize = tuple.serializeDeserialize; |
| } |
| |
| @Override |
| public int size() { |
| return values.length; |
| } |
| |
| @Override |
| public boolean contains(int fieldid) { |
| return textBytes[fieldid] != null || values[fieldid] != null; |
| } |
| |
| @Override |
| public boolean isBlank(int fieldid) { |
| return get(fieldid) == null; |
| } |
| |
| @Override |
| public boolean isBlankOrNull(int fieldid) { |
| Datum datum = get(fieldid); |
| return datum == null || datum.isNull(); |
| } |
| |
| @Override |
| public void put(int fieldId, Tuple tuple) { |
| this.put(fieldId, tuple.asDatum(fieldId)); |
| } |
| |
| @Override |
| public void clear() { |
| for (int i = 0; i < values.length; i++) { |
| values[i] = null; |
| textBytes[i] = null; |
| } |
| } |
| |
| ////////////////////////////////////////////////////// |
| // Setter |
| ////////////////////////////////////////////////////// |
| @Override |
| public void put(int fieldId, Datum value) { |
| values[fieldId] = value; |
| textBytes[fieldId] = null; |
| } |
| |
| @Override |
| public void put(Datum[] values) { |
| System.arraycopy(values, 0, this.values, 0, this.values.length); |
| } |
| |
| @Override |
| public Datum asDatum(int fieldId) { |
| return get(fieldId); |
| } |
| |
| @Override |
| public TajoDataTypes.Type type(int fieldId) { |
| return get(fieldId).type(); |
| } |
| |
| @Override |
| public int size(int fieldId) { |
| return get(fieldId).size(); |
| } |
| |
| @Override |
| public void clearOffset() { |
| this.offset = -1; |
| } |
| |
| ////////////////////////////////////////////////////// |
| // Getter |
| ////////////////////////////////////////////////////// |
| public Datum get(int fieldId) { |
| if (values[fieldId] != null) |
| return values[fieldId]; |
| else if (textBytes.length <= fieldId) { |
| values[fieldId] = NullDatum.get(); // split error. (col : 3, separator: ',', row text: "a,") |
| } else if (textBytes[fieldId] != null) { |
| try { |
| values[fieldId] = serializeDeserialize.deserialize(fieldId, |
| textBytes[fieldId], 0, textBytes[fieldId].length, nullBytes); |
| } catch (Exception e) { |
| values[fieldId] = NullDatum.get(); |
| } |
| textBytes[fieldId] = null; |
| } else { |
| //non-projection |
| } |
| return values[fieldId]; |
| } |
| |
| @Override |
| public void setOffset(long offset) { |
| this.offset = offset; |
| } |
| |
| @Override |
| public long getOffset() { |
| return this.offset; |
| } |
| |
| @Override |
| public boolean getBool(int fieldId) { |
| return get(fieldId).asBool(); |
| } |
| |
| @Override |
| public byte getByte(int fieldId) { |
| return get(fieldId).asByte(); |
| } |
| |
| @Override |
| public char getChar(int fieldId) { |
| return get(fieldId).asChar(); |
| } |
| |
| @Override |
| public byte [] getBytes(int fieldId) { |
| return get(fieldId).asByteArray(); |
| } |
| |
| @Override |
| public byte[] getTextBytes(int fieldId) { |
| return get(fieldId).asTextBytes(); |
| } |
| |
| @Override |
| public short getInt2(int fieldId) { |
| return get(fieldId).asInt2(); |
| } |
| |
| @Override |
| public int getInt4(int fieldId) { |
| return get(fieldId).asInt4(); |
| } |
| |
| @Override |
| public long getInt8(int fieldId) { |
| return get(fieldId).asInt8(); |
| } |
| |
| @Override |
| public float getFloat4(int fieldId) { |
| return get(fieldId).asFloat4(); |
| } |
| |
| @Override |
| public double getFloat8(int fieldId) { |
| return get(fieldId).asFloat8(); |
| } |
| |
| @Override |
| public String getText(int fieldId) { |
| return get(fieldId).asChars(); |
| } |
| |
| @Override |
| public TimeMeta getTimeDate(int fieldId) { |
| return get(fieldId).asTimeMeta(); |
| } |
| |
| @Override |
| public ProtobufDatum getProtobufDatum(int fieldId) { |
| throw new TajoRuntimeException(new UnsupportedException()); |
| } |
| |
| @Override |
| public IntervalDatum getInterval(int fieldId) { |
| return (IntervalDatum) get(fieldId); |
| } |
| |
| @Override |
| public char[] getUnicodeChars(int fieldId) { |
| return get(fieldId).asUnicodeChars(); |
| } |
| |
| @Override |
| public String toString() { |
| // todo this changes internal state, which causes funny result in GUI debugging |
| boolean first = true; |
| StringBuilder str = new StringBuilder(); |
| str.append("("); |
| Datum d; |
| for (int i = 0; i < values.length; i++) { |
| d = get(i); |
| if (d != null) { |
| if (first) { |
| first = false; |
| } else { |
| str.append(", "); |
| } |
| str.append(i) |
| .append("=>") |
| .append(d); |
| } |
| } |
| str.append(")"); |
| return str.toString(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Arrays.hashCode(values); |
| } |
| |
| @Override |
| public Datum[] getValues() { |
| Datum[] datums = new Datum[values.length]; |
| for (int i = 0; i < values.length; i++) { |
| datums[i] = get(i); |
| } |
| return datums; |
| } |
| |
| @Override |
| public Tuple clone() throws CloneNotSupportedException { |
| LazyTuple lazyTuple = (LazyTuple) super.clone(); |
| |
| lazyTuple.values = getValues(); //shallow copy |
| lazyTuple.textBytes = new byte[size()][]; |
| return lazyTuple; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof Tuple) { |
| Tuple other = (Tuple) obj; |
| return Arrays.equals(getValues(), other.getValues()); |
| } |
| return false; |
| } |
| } |