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      1 /****************************************************************
      2  * Licensed to the Apache Software Foundation (ASF) under one   *
      3  * or more contributor license agreements.  See the NOTICE file *
      4  * distributed with this work for additional information        *
      5  * regarding copyright ownership.  The ASF licenses this file   *
      6  * to you under the Apache License, Version 2.0 (the            *
      7  * "License"); you may not use this file except in compliance   *
      8  * with the License.  You may obtain a copy of the License at   *
      9  *                                                              *
     10  *   http://www.apache.org/licenses/LICENSE-2.0                 *
     11  *                                                              *
     12  * Unless required by applicable law or agreed to in writing,   *
     13  * software distributed under the License is distributed on an  *
     14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
     15  * KIND, either express or implied.  See the License for the    *
     16  * specific language governing permissions and limitations      *
     17  * under the License.                                           *
     18  ****************************************************************/
     19 
     20 package org.apache.james.mime4j.message;
     21 
     22 import java.io.ByteArrayInputStream;
     23 import java.io.ByteArrayOutputStream;
     24 import java.io.IOException;
     25 import java.io.InputStream;
     26 import java.io.InputStreamReader;
     27 import java.io.OutputStream;
     28 import java.io.Reader;
     29 import java.io.UnsupportedEncodingException;
     30 
     31 import org.apache.commons.io.IOUtils;
     32 //BEGIN android-changed: Stubbing out logging
     33 import org.apache.james.mime4j.Log;
     34 import org.apache.james.mime4j.LogFactory;
     35 //END android-changed
     36 import org.apache.james.mime4j.util.CharsetUtil;
     37 import org.apache.james.mime4j.util.TempPath;
     38 import org.apache.james.mime4j.util.TempStorage;
     39 
     40 
     41 /**
     42  * Text body backed by a {@link org.apache.james.mime4j.util.TempFile}.
     43  *
     44  *
     45  * @version $Id: TempFileTextBody.java,v 1.3 2004/10/25 07:26:46 ntherning Exp $
     46  */
     47 class MemoryTextBody extends AbstractBody implements TextBody {
     48     private static Log log = LogFactory.getLog(MemoryTextBody.class);
     49 
     50     private String mimeCharset = null;
     51     private byte[] tempFile = null;
     52 
     53     public MemoryTextBody(InputStream is) throws IOException {
     54         this(is, null);
     55     }
     56 
     57     public MemoryTextBody(InputStream is, String mimeCharset)
     58             throws IOException {
     59 
     60         this.mimeCharset = mimeCharset;
     61 
     62         TempPath tempPath = TempStorage.getInstance().getRootTempPath();
     63 
     64         ByteArrayOutputStream out = new ByteArrayOutputStream();
     65         IOUtils.copy(is, out);
     66         out.close();
     67         tempFile = out.toByteArray();
     68     }
     69 
     70     /**
     71      * @see org.apache.james.mime4j.message.TextBody#getReader()
     72      */
     73     public Reader getReader() throws UnsupportedEncodingException, IOException {
     74         String javaCharset = null;
     75         if (mimeCharset != null) {
     76             javaCharset = CharsetUtil.toJavaCharset(mimeCharset);
     77         }
     78 
     79         if (javaCharset == null) {
     80             javaCharset = "ISO-8859-1";
     81 
     82             if (log.isWarnEnabled()) {
     83                 if (mimeCharset == null) {
     84                     log.warn("No MIME charset specified. Using " + javaCharset
     85                             + " instead.");
     86                 } else {
     87                     log.warn("MIME charset '" + mimeCharset + "' has no "
     88                             + "corresponding Java charset. Using " + javaCharset
     89                             + " instead.");
     90                 }
     91             }
     92         }
     93         /*
     94             if (log.isWarnEnabled()) {
     95                 if (mimeCharset == null) {
     96                     log.warn("No MIME charset specified. Using the "
     97                            + "platform's default charset.");
     98                 } else {
     99                     log.warn("MIME charset '" + mimeCharset + "' has no "
    100                             + "corresponding Java charset. Using the "
    101                             + "platform's default charset.");
    102                 }
    103             }
    104 
    105             return new InputStreamReader(tempFile.getInputStream());
    106         }*/
    107 
    108         return new InputStreamReader(new ByteArrayInputStream(tempFile), javaCharset);
    109     }
    110 
    111 
    112     /**
    113      * @see org.apache.james.mime4j.message.Body#writeTo(java.io.OutputStream)
    114      */
    115     public void writeTo(OutputStream out) throws IOException {
    116 	IOUtils.copy(new ByteArrayInputStream(tempFile), out);
    117     }
    118 }
    119