Now that we are on Java 1.4, we can save the original exception when we rethrow another exception.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@797673 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/java/org/apache/commons/codec/binary/Hex.java

@@ -187,7 +187,7 @@ public Object decode(Object object) throws DecoderException {
             char[] charArray = object instanceof String ? ((String) object).toCharArray() : (char[]) object;
             return decodeHex(charArray);
         } catch (ClassCastException e) {
-            throw new DecoderException(e.getMessage());
+            throw new DecoderException(e.getMessage(), e);
         }
     }
 

src/java/org/apache/commons/codec/net/BCodec.java

@@ -134,12 +134,10 @@ public String encode(String value) throws EncoderException {
      * representation.
      * 
      * @param value
-     *                  Base64 string to convert into its original form
-     * 
+     *            Base64 string to convert into its original form
      * @return original string
-     * 
      * @throws DecoderException
-     *                  A decoder exception is thrown if a failure condition is encountered during the decode process.
+     *             A decoder exception is thrown if a failure condition is encountered during the decode process.
      */
     public String decode(String value) throws DecoderException {
         if (value == null) {
@@ -148,7 +146,7 @@ public String decode(String value) throws DecoderException {
         try {
             return decodeText(value);
         } catch (UnsupportedEncodingException e) {
-            throw new DecoderException(e.getMessage());
+            throw new DecoderException(e.getMessage(), e);
         }
     }
 

src/java/org/apache/commons/codec/net/QCodec.java

@@ -230,7 +230,7 @@ public String decode(String pString) throws DecoderException {
         try {
             return decodeText(pString);
         } catch (UnsupportedEncodingException e) {
-            throw new DecoderException(e.getMessage());
+            throw new DecoderException(e.getMessage(), e);
         }
     }
 

src/java/org/apache/commons/codec/net/QuotedPrintableCodec.java

@@ -302,7 +302,7 @@ public String decode(String pString) throws DecoderException {
         try {
             return decode(pString, getDefaultCharset());
         } catch (UnsupportedEncodingException e) {
-            throw new DecoderException(e.getMessage());
+            throw new DecoderException(e.getMessage(), e);
         }
     }
 

src/java/org/apache/commons/codec/net/URLCodec.java

@@ -296,7 +296,7 @@ public String decode(String pString) throws DecoderException {
         try {
             return decode(pString, getDefaultCharset());
         } catch (UnsupportedEncodingException e) {
-            throw new DecoderException(e.getMessage());
+            throw new DecoderException(e.getMessage(), e);
         }
     }