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Utilities helping with reading writing and keeping various data
formats, including JSON, binary data and formatted text.
/*
* 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 net.morimekta.util.io;
import javax.annotation.Nonnull;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.ByteBuffer;
/**
* Simple output stream backed by a byte buffer. If the
*/
public class ByteBufferOutputStream extends OutputStream {
private ByteBuffer buffer;
public ByteBufferOutputStream(ByteBuffer buffer) {
this.buffer = buffer;
}
@Override
public void write(int i) throws IOException {
if (!buffer.hasRemaining()) {
throw new IOException("Buffer overflow");
}
buffer.put((byte) i);
}
@Override
public void write(@Nonnull byte[] bytes) throws IOException {
if (buffer.remaining() < bytes.length) {
throw new IOException("Buffer overflow");
}
buffer.put(bytes, 0, bytes.length);
}
@Override
public void write(@Nonnull byte[] bytes, int off, int len) throws IOException {
if (buffer.remaining() < len) {
throw new IOException("Buffer overflow");
}
buffer.put(bytes, off, len);
}
}