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    1   /**
    2    *  Licensed to the Apache Software Foundation (ASF) under one or more
    3    *  contributor license agreements.  See the NOTICE file distributed with
    4    *  this work for additional information regarding copyright ownership.
    5    *  The ASF licenses this file to You under the Apache License, Version 2.0
    6    *  (the "License"); you may not use this file except in compliance with
    7    *  the License.  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   
   18   package org.apache.geronimo.deployment.util;
   19   
   20   import java.io.InputStream;
   21   import java.io.IOException;
   22   
   23   /**
   24    * This class is a workaround for XMLBeans unfortunate habit of closing streams it reads from
   25    * combined with JarInputStreams insistence that you cant do that.
   26    *
   27    * @version $Rev: 476049 $ $Date: 2006-11-16 20:35:17 -0800 (Thu, 16 Nov 2006) $
   28    *
   29    * */
   30   public class UnclosableInputStream extends InputStream {
   31   
   32       private final InputStream delegate;
   33   
   34       public UnclosableInputStream(InputStream delegate) {
   35           this.delegate = delegate;
   36       }
   37   
   38       public void close() {
   39       }
   40   
   41       public int available() throws IOException {
   42           return delegate.available();
   43       }
   44   
   45       public void mark(int readLimit) {
   46           delegate.mark(readLimit);
   47       }
   48   
   49       public boolean markSupported() {
   50           return delegate.markSupported();
   51       }
   52   
   53       public int read() throws IOException {
   54           return delegate.read();
   55       }
   56   
   57       public int read(byte[] buffer) throws IOException {
   58           return delegate.read(buffer);
   59       }
   60   
   61       public int read(byte[] buffer, int offset, int length) throws IOException {
   62           return delegate.read(buffer, offset, length);
   63       }
   64   
   65       public void reset() throws IOException {
   66           delegate.reset();
   67       }
   68   
   69       public long skip(long n) throws IOException {
   70           return delegate.skip(n);
   71       }
   72   
   73   
   74   }

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