java.nio.channels.FileChannel Maven / Gradle / Ivy
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* Copyright 2012 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed 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.
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package java.nio.channels;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.MappedByteBuffer;
import java.nio.channels.spi.AbstractInterruptibleChannel;
import java.nio.file.OpenOption;
import java.nio.file.Path;
/**
* Compatibility stub.
*/
public abstract class FileChannel extends AbstractInterruptibleChannel implements GatheringByteChannel, ScatteringByteChannel {
protected FileChannel() {}
public static FileChannel open(Path path, OpenOption... options) throws IOException {return null;};
public abstract int read(ByteBuffer dst) throws IOException;
public abstract long read(ByteBuffer[] dsts, int offset, int length) throws IOException;
public final long read(ByteBuffer[] dsts) throws IOException { return 0L; }
public abstract int write(ByteBuffer src) throws IOException;
public abstract long write(ByteBuffer[] srcs, int offset, int length) throws IOException;
public final long write(ByteBuffer[] srcs) throws IOException { return 0L; }
public abstract long position() throws IOException;
public abstract FileChannel position(long newPosition) throws IOException;
public abstract long size() throws IOException;
public abstract FileChannel truncate(long size) throws IOException;
public abstract void force(boolean metaData) throws IOException;
public abstract long transferTo(long position, long count, WritableByteChannel target) throws IOException;
public abstract long transferFrom(ReadableByteChannel src, long position, long count) throws IOException;
public abstract int read(ByteBuffer dst, long position) throws IOException;
public abstract int write(ByteBuffer src, long position) throws IOException;
public abstract MappedByteBuffer map(MapMode mode, long position, long size) throws IOException;
public abstract FileLock lock(long position, long size, boolean shared) throws IOException;
public final FileLock lock() throws IOException { return null; };
public abstract FileLock tryLock(long position, long size, boolean shared) throws IOException;
public final FileLock tryLock() throws IOException { return null; }
public static class MapMode {
public static final MapMode READ_ONLY = null;
public static final MapMode READ_WRITE = null;
public static final MapMode PRIVATE = null;
}
}