Coverage Report - org.apache.camel.converter.IOConverter
 
Classes in this File Line Coverage Branch Coverage Complexity
IOConverter
68% 
100% 
0
 
 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  
 package org.apache.camel.converter;
 18  
 
 19  
 import org.apache.camel.Converter;
 20  
 import org.apache.commons.logging.Log;
 21  
 import org.apache.commons.logging.LogFactory;
 22  
 
 23  
 import java.io.*;
 24  
 import java.net.URL;
 25  
 
 26  
 /**
 27  
  * Some core java.io based <a
 28  
  * href="http://activemq.apache.org/camel/type-converter.html">Type Converters</a>
 29  
  * 
 30  
  * @version $Revision: 564167 $
 31  
  */
 32  
 @Converter
 33  
 public class IOConverter {
 34  3
     private static final transient Log LOG = LogFactory.getLog(IOConverter.class);
 35  
 
 36  
     /**
 37  
      * Utility classes should not have a public constructor.
 38  
      */
 39  0
     private IOConverter() {        
 40  0
     }
 41  
 
 42  
     @Converter
 43  
     public static InputStream toInputStream(URL url) throws IOException {
 44  0
         return url.openStream();
 45  
     }
 46  
 
 47  
     @Converter
 48  
     public static InputStream toInputStream(File file) throws FileNotFoundException {
 49  6
         return new BufferedInputStream(new FileInputStream(file));
 50  
     }
 51  
 
 52  
     @Converter
 53  
     public static BufferedReader toReader(File file) throws FileNotFoundException {
 54  15
         return new BufferedReader(new FileReader(file));
 55  
     }
 56  
 
 57  
     @Converter
 58  
     public static File toFile(String name) throws FileNotFoundException {
 59  3
         return new File(name);
 60  
     }
 61  
 
 62  
     @Converter
 63  
     public static OutputStream toOutputStream(File file) throws FileNotFoundException {
 64  0
         return new BufferedOutputStream(new FileOutputStream(file));
 65  
     }
 66  
 
 67  
     @Converter
 68  
     public static BufferedWriter toWriter(File file) throws IOException {
 69  0
         return new BufferedWriter(new FileWriter(file));
 70  
     }
 71  
 
 72  
     @Converter
 73  
     public static Reader toReader(InputStream in) throws FileNotFoundException {
 74  3
         return new InputStreamReader(in);
 75  
     }
 76  
 
 77  
     @Converter
 78  
     public static Writer toWriter(OutputStream out) throws FileNotFoundException {
 79  0
         return new OutputStreamWriter(out);
 80  
     }
 81  
 
 82  
     @Converter
 83  
     public static StringReader toReader(String text) {
 84  
         // TODO could we automatically find this?
 85  0
         return new StringReader(text);
 86  
     }
 87  
 
 88  
     @Converter
 89  
     public static InputStream toInputStream(String text) {
 90  15
         return toInputStream(text.getBytes());
 91  
     }
 92  
 
 93  
     @Converter
 94  
     public static byte[] toByteArray(String text) {
 95  
         // TODO could we automatically find this?
 96  3
         return text.getBytes();
 97  
     }
 98  
 
 99  
     @Converter
 100  
     public static String toString(byte[] data) {
 101  3
         return new String(data);
 102  
     }
 103  
 
 104  
     @Converter
 105  
     public static String toString(File file) throws IOException {
 106  15
         return toString(toReader(file));
 107  
     }
 108  
 
 109  
     @Converter
 110  
     public static String toString(URL url) throws IOException {
 111  0
         return toString(toInputStream(url));
 112  
     }
 113  
 
 114  
     @Converter
 115  
     public static String toString(Reader reader) throws IOException {
 116  3
         if (reader instanceof BufferedReader) {
 117  0
             return toString((BufferedReader)reader);
 118  
         } else {
 119  3
             return toString(new BufferedReader(reader));
 120  
         }
 121  
     }
 122  
 
 123  
     @Converter
 124  
     public static String toString(BufferedReader reader) throws IOException {
 125  18
         if (reader == null) {
 126  0
             return null;
 127  
         }
 128  
         try {
 129  18
             StringBuilder builder = new StringBuilder();
 130  18
             boolean first = true;
 131  
             while (true) {
 132  87
                 String line = reader.readLine();
 133  87
                 if (line == null) {
 134  18
                     return builder.toString();
 135  
                 }
 136  69
                 if (first) {
 137  18
                     first = false;
 138  18
                 } else {
 139  51
                     builder.append("\n");
 140  
                 }
 141  69
                 builder.append(line);
 142  69
             }
 143  
         } finally {
 144  0
             try {
 145  18
                 reader.close();
 146  0
             } catch (IOException e) {
 147  0
                 LOG.warn("Failed to close stream: " + e, e);
 148  18
             }
 149  18
         }
 150  
     }
 151  
 
 152  
     @Converter
 153  
     public static String toString(InputStream in) throws IOException {
 154  3
         return toString(toReader(in));
 155  
     }
 156  
 
 157  
     @Converter
 158  
     public static InputStream toInputStream(byte[] data) {
 159  15
         return new ByteArrayInputStream(data);
 160  
     }
 161  
 
 162  
 }