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      1 /*
      2  * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/methods/multipart/ByteArrayPartSource.java,v 1.7 2004/04/18 23:51:37 jsdever Exp $
      3  * $Revision: 480424 $
      4  * $Date: 2006-11-29 06:56:49 +0100 (Wed, 29 Nov 2006) $
      5  *
      6  * ====================================================================
      7  *
      8  *  Licensed to the Apache Software Foundation (ASF) under one or more
      9  *  contributor license agreements.  See the NOTICE file distributed with
     10  *  this work for additional information regarding copyright ownership.
     11  *  The ASF licenses this file to You under the Apache License, Version 2.0
     12  *  (the "License"); you may not use this file except in compliance with
     13  *  the License.  You may obtain a copy of the License at
     14  *
     15  *      http://www.apache.org/licenses/LICENSE-2.0
     16  *
     17  *  Unless required by applicable law or agreed to in writing, software
     18  *  distributed under the License is distributed on an "AS IS" BASIS,
     19  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     20  *  See the License for the specific language governing permissions and
     21  *  limitations under the License.
     22  * ====================================================================
     23  *
     24  * This software consists of voluntary contributions made by many
     25  * individuals on behalf of the Apache Software Foundation.  For more
     26  * information on the Apache Software Foundation, please see
     27  * <http://www.apache.org/>.
     28  *
     29  */
     30 
     31 package com.android.internal.http.multipart;
     32 
     33 import java.io.ByteArrayInputStream;
     34 import java.io.InputStream;
     35 
     36 /**
     37  * A PartSource that reads from a byte array.  This class should be used when
     38  * the data to post is already loaded into memory.
     39  *
     40  * @author <a href="mailto:becke (at) u.washington.edu">Michael Becke</a>
     41  *
     42  * @since 2.0
     43  */
     44 public class ByteArrayPartSource implements PartSource {
     45 
     46     /** Name of the source file. */
     47     private String fileName;
     48 
     49     /** Byte array of the source file. */
     50     private byte[] bytes;
     51 
     52     /**
     53      * Constructor for ByteArrayPartSource.
     54      *
     55      * @param fileName the name of the file these bytes represent
     56      * @param bytes the content of this part
     57      */
     58     public ByteArrayPartSource(String fileName, byte[] bytes) {
     59 
     60         this.fileName = fileName;
     61         this.bytes = bytes;
     62 
     63     }
     64 
     65     /**
     66      * @see PartSource#getLength()
     67      */
     68     public long getLength() {
     69         return bytes.length;
     70     }
     71 
     72     /**
     73      * @see PartSource#getFileName()
     74      */
     75     public String getFileName() {
     76         return fileName;
     77     }
     78 
     79     /**
     80      * @see PartSource#createInputStream()
     81      */
     82     public InputStream createInputStream() {
     83         return new ByteArrayInputStream(bytes);
     84     }
     85 
     86 }
     87