org.apache.thrift.transport.AutoExpandingBufferWriteTransport Maven / Gradle / Ivy
/*
* 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.thrift.transport;
/**
* TTransport for writing to an AutoExpandingBuffer.
*/
public final class AutoExpandingBufferWriteTransport extends TTransport {
private final AutoExpandingBuffer buf;
private int pos;
public AutoExpandingBufferWriteTransport(int initialCapacity, double growthCoefficient) {
this.buf = new AutoExpandingBuffer(initialCapacity, growthCoefficient);
this.pos = 0;
}
@Override
public void close() {}
@Override
public boolean isOpen() {return true;}
@Override
public void open() throws TTransportException {}
@Override
public int read(byte[] buf, int off, int len) throws TTransportException {
throw new UnsupportedOperationException();
}
@Override
public void write(byte[] toWrite, int off, int len) throws TTransportException {
buf.resizeIfNecessary(pos + len);
System.arraycopy(toWrite, off, buf.array(), pos, len);
pos += len;
}
public AutoExpandingBuffer getBuf() {
return buf;
}
public int getPos() {
return pos;
}
public void reset() {
pos = 0;
}
}