capnproto-java-rpc/runtime/src/main/java/org/capnproto/ArrayOutputStream.java
2014-10-08 16:20:15 -04:00

59 lines
2 KiB
Java

// Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors
// Licensed under the MIT License:
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package org.capnproto;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.WritableByteChannel;
public final class ArrayOutputStream implements BufferedOutputStream {
public final ByteBuffer buf;
public ArrayOutputStream(ByteBuffer buf) {
this.buf = buf.duplicate();
}
public final int write(ByteBuffer src) throws IOException {
int available = this.buf.remaining();
int size = src.remaining();
if (available < size) {
throw new IOException("backing buffer was not large enough");
}
this.buf.put(src);
return size;
}
public final ByteBuffer getWriteBuffer() {
return this.buf;
}
public final void close() throws IOException {
return;
}
public final boolean isOpen() {
return true;
}
public final void flush() { }
}