/*

  * Copyright (C) The Apache Software Foundation. All rights reserved.

  *

  * This software is published under the terms of the Apache Software License

  * version 1.1, a copy of which has been included with this distribution in

  * the LICENSE file.

  * 

  * $Id: BufferedServletInputStream.java 155459 2005-02-26 13:24:44Z dirkv $

  */

 package org.apache.commons.messagelet.impl;

 import java.io.ByteArrayInputStream;

 import java.io.IOException;

 import java.io.InputStream;

 import javax.servlet.ServletInputStream;

 /** 

  * <p><code>BufferedServletInputStream</code> implements

  * a ServletInputStream using an underlying InputStream.</p>

  *

   * @author <a href="mailto:jstrachan@apache.org">James Strachan</a>

   * @version $Revision: 155459 $

  */

 public class BufferedServletInputStream extends ServletInputStream {

     protected static final byte[] NO_DATA = new byte[0];

     /** The underlying <code>InputStream</code> */

     private InputStream in;

     public BufferedServletInputStream() {

         this.in = new ByteArrayInputStream( NO_DATA );

     }

     public BufferedServletInputStream(InputStream in) {

         this.in = in;

     }

     public BufferedServletInputStream(String text) {

         in = new ByteArrayInputStream( text.getBytes() );

     }

     public BufferedServletInputStream(byte[] data) {

         in = new ByteArrayInputStream(data);

     }

     // Delegating methods from InputStream

     //-------------------------------------------------------------------------    

     public int available() throws IOException {

         return in.available();

     }    

     public void close() throws IOException {

         in.close();

     }

     public void mark(int readlimit) {

         in.mark(readlimit);

     }

     public boolean markSupported() {

         return in.markSupported();

     }

     public int read(byte[] b) throws IOException {

         return in.read(b);

     }

     public int read(byte[] b, int off, int len) throws IOException {

         return in.read(b, off, len);

     }

     public int read() throws IOException {

         return in.read();

     }

     public void reset() throws IOException {

         in.reset();

     }    

     public long skip(long n) throws IOException {

         return in.skip(n);

     }    

 }