| // 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.impala.hive.executor; |
| |
| import org.apache.hadoop.io.BytesWritable; |
| |
| /** |
| * Impala writable type that implements the BytesWritable interface. The data |
| * marshalling is handled by the underlying {@link ImpalaStringWritable} object. |
| */ |
| public class ImpalaBytesWritable extends BytesWritable { |
| private final ImpalaStringWritable string_; |
| |
| public ImpalaBytesWritable(long ptr) { |
| string_ = new ImpalaStringWritable(ptr); |
| } |
| |
| @Override |
| public byte[] copyBytes() { |
| byte[] src = getBytes(); |
| return src.clone(); |
| } |
| |
| @Override |
| public byte[] get() { return getBytes(); } |
| @Override |
| public byte[] getBytes() { return string_.getBytes(); } |
| @Override |
| public int getCapacity() { return string_.getCapacity(); } |
| @Override |
| public int getLength() { return string_.getLength(); } |
| |
| public ImpalaStringWritable getStringWritable() { return string_; } |
| |
| @Override |
| public void set(byte[] v, int offset, int len) { string_.set(v, offset, len); } |
| @Override |
| public void setCapacity(int newCap) { string_.setCapacity(newCap); } |
| @Override |
| public void setSize(int size) { string_.setSize(size); } |
| } |