[CODEC-77] Base64 bug with empty input (new byte[0])

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/codec/trunk@793736 13f79535-47bb-0310-9956-ffa450edef68

Author: garydgregory

src/java/org/apache/commons/codec/binary/Base64.java

@@ -17,14 +17,14 @@
 
 package org.apache.commons.codec.binary;
 
+import java.io.UnsupportedEncodingException;
+import java.math.BigInteger;
+
 import org.apache.commons.codec.BinaryDecoder;
 import org.apache.commons.codec.BinaryEncoder;
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.EncoderException;
 
-import java.io.UnsupportedEncodingException;
-import java.math.BigInteger;
-
 /**
  * Provides Base64 encoding and decoding as defined by RFC 2045.
  * 

src/test/org/apache/commons/codec/binary/Base64InputStreamTest.java

@@ -18,12 +18,12 @@
 package org.apache.commons.codec.binary;
 
 
-import junit.framework.TestCase;
-
 import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.util.Arrays;
 
+import junit.framework.TestCase;
+
 /**
  * @author Apache Software Foundation
  * @version $Id $

src/test/org/apache/commons/codec/binary/Base64OutputStreamTest.java

@@ -18,12 +18,12 @@
 package org.apache.commons.codec.binary;
 
 
-import junit.framework.TestCase;
-
 import java.io.ByteArrayOutputStream;
 import java.io.OutputStream;
 import java.util.Arrays;
 
+import junit.framework.TestCase;
+
 /**
  * @author Apache Software Foundation
  * @version $Id $

src/test/org/apache/commons/codec/binary/Base64Test.java

@@ -19,15 +19,15 @@
 
 
 import java.io.UnsupportedEncodingException;
+import java.math.BigInteger;
 import java.util.Arrays;
 import java.util.Random;
-import java.math.BigInteger;
+
+import junit.framework.TestCase;
 
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.EncoderException;
 
-import junit.framework.TestCase;
-
 /**
  * Test cases for Base64 class.
  *