Java tutorial
/* * 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.commons.vfs2.provider; import java.io.IOException; import org.apache.commons.vfs2.RandomAccessContent; import org.apache.commons.vfs2.util.RandomAccessMode; /** * Implements the {@link java.io.DataOutput} part of the {@link RandomAccessContent} interface and throws * {@link UnsupportedOperationException} when one of these methods are called. For read-only random access * implementations. */ public abstract class AbstractRandomAccessContent implements RandomAccessContent { private final RandomAccessMode mode; protected AbstractRandomAccessContent(final RandomAccessMode mode) { this.mode = mode; } /** * @deprecated see {@link java.io.DataInputStream#readLine()} This method will be removed when it is removed from * the DataInput interface this class implements (which will probably never happen). * @return The line as a String. * @throws IOException * if an error occurs. */ @Override @Deprecated public String readLine() throws IOException { throw new UnsupportedOperationException("deprecated"); } @Override public void write(final byte[] b) throws IOException { throw new UnsupportedOperationException(); } @Override public void write(final byte[] b, final int off, final int len) throws IOException { throw new UnsupportedOperationException(); } @Override public void write(final int b) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeBoolean(final boolean v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeByte(final int v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeBytes(final String s) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeChar(final int v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeChars(final String s) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeDouble(final double v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeFloat(final float v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeInt(final int v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeLong(final long v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeShort(final int v) throws IOException { throw new UnsupportedOperationException(); } @Override public void writeUTF(final String str) throws IOException { throw new UnsupportedOperationException(); } }