| /* |
| * Copyright 2002-2005 The Apache Software Foundation. |
| * |
| * 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. |
| */ |
| package org.apache.commons.vfs.util; |
| |
| import org.apache.commons.vfs.RandomAccessContent; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** |
| * An RandomAccessContent that provides end-of-stream monitoring. |
| * |
| * @author <a href="mailto:imario@apache.org">Mario Ivankovits</a> |
| * @version $Revision$ $Date$ |
| */ |
| public class MonitorRandomAccessContent implements RandomAccessContent |
| { |
| private final RandomAccessContent content; |
| private boolean finished; |
| |
| public MonitorRandomAccessContent(final RandomAccessContent content) |
| { |
| this.content = content; |
| } |
| |
| /** |
| * Called after this stream is closed. This implementation does nothing. |
| */ |
| protected void onClose() throws IOException |
| { |
| } |
| |
| /** |
| * Closes this content. |
| */ |
| public void close() throws IOException |
| { |
| if (finished) |
| { |
| return; |
| } |
| |
| // Close the output stream |
| IOException exc = null; |
| try |
| { |
| content.close(); |
| } |
| catch (final IOException ioe) |
| { |
| exc = ioe; |
| } |
| |
| // Notify of end of output |
| exc = null; |
| try |
| { |
| onClose(); |
| } |
| catch (final IOException ioe) |
| { |
| exc = ioe; |
| } |
| |
| finished = true; |
| |
| if (exc != null) |
| { |
| throw exc; |
| } |
| } |
| |
| public long getFilePointer() throws IOException |
| { |
| return content.getFilePointer(); |
| } |
| |
| public void seek(long pos) throws IOException |
| { |
| content.seek(pos); |
| } |
| |
| public long length() throws IOException |
| { |
| return content.length(); |
| } |
| |
| public void write(int b) throws IOException |
| { |
| content.write(b); |
| } |
| |
| public void write(byte[] b) throws IOException |
| { |
| content.write(b); |
| } |
| |
| public void write(byte[] b, int off, int len) throws IOException |
| { |
| content.write(b, off, len); |
| } |
| |
| public void writeBoolean(boolean v) throws IOException |
| { |
| content.writeBoolean(v); |
| } |
| |
| public void writeByte(int v) throws IOException |
| { |
| content.writeByte(v); |
| } |
| |
| public void writeShort(int v) throws IOException |
| { |
| content.writeShort(v); |
| } |
| |
| public void writeChar(int v) throws IOException |
| { |
| content.writeChar(v); |
| } |
| |
| public void writeInt(int v) throws IOException |
| { |
| content.writeInt(v); |
| } |
| |
| public void writeLong(long v) throws IOException |
| { |
| content.writeLong(v); |
| } |
| |
| public void writeFloat(float v) throws IOException |
| { |
| content.writeFloat(v); |
| } |
| |
| public void writeDouble(double v) throws IOException |
| { |
| content.writeDouble(v); |
| } |
| |
| public void writeBytes(String s) throws IOException |
| { |
| content.writeBytes(s); |
| } |
| |
| public void writeChars(String s) throws IOException |
| { |
| content.writeChars(s); |
| } |
| |
| public void writeUTF(String str) throws IOException |
| { |
| content.writeUTF(str); |
| } |
| |
| public void readFully(byte[] b) throws IOException |
| { |
| content.readFully(b); |
| } |
| |
| public void readFully(byte[] b, int off, int len) throws IOException |
| { |
| content.readFully(b, off, len); |
| } |
| |
| public int skipBytes(int n) throws IOException |
| { |
| return content.skipBytes(n); |
| } |
| |
| public boolean readBoolean() throws IOException |
| { |
| return content.readBoolean(); |
| } |
| |
| public byte readByte() throws IOException |
| { |
| return content.readByte(); |
| } |
| |
| public int readUnsignedByte() throws IOException |
| { |
| return content.readUnsignedByte(); |
| } |
| |
| public short readShort() throws IOException |
| { |
| return content.readShort(); |
| } |
| |
| public int readUnsignedShort() throws IOException |
| { |
| return content.readUnsignedShort(); |
| } |
| |
| public char readChar() throws IOException |
| { |
| return content.readChar(); |
| } |
| |
| public int readInt() throws IOException |
| { |
| return content.readInt(); |
| } |
| |
| public long readLong() throws IOException |
| { |
| return content.readLong(); |
| } |
| |
| public float readFloat() throws IOException |
| { |
| return content.readFloat(); |
| } |
| |
| public double readDouble() throws IOException |
| { |
| return content.readDouble(); |
| } |
| |
| public String readLine() throws IOException |
| { |
| return content.readLine(); |
| } |
| |
| public String readUTF() throws IOException |
| { |
| return content.readUTF(); |
| } |
| |
| public InputStream getInputStream() throws IOException |
| { |
| return content.getInputStream(); |
| } |
| } |