HADOOP-2061 Add new Base64 dialects

git-svn-id: https://svn.apache.org/repos/asf/lucene/hadoop/trunk/src/contrib/hbase@585219 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -38,6 +38,7 @@ Branch 0.15 (unreleased changes)
     HADOOP-1913 Build a Lucene index on an HBase table
                 (Ning Li via Stack)
     HADOOP-1957 Web UI with report on cluster state and basic browsing of tables
+    HADOOP-2061 Add new Base64 dialects
 
   OPTIMIZATIONS
 

src/test/org/apache/hadoop/hbase/util/TestBase64.java

@@ -0,0 +1,67 @@
+/**
+ * Copyright 2007 The Apache Software Foundation
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.hbase.util;
+
+import java.io.UnsupportedEncodingException;
+import java.util.Map;
+import java.util.TreeMap;
+
+import junit.framework.TestCase;
+
+/**
+ * Test order preservation characteristics of ordered Base64 dialect
+ */
+public class TestBase64 extends TestCase {
+  // Note: uris is sorted. We need to prove that the ordered Base64
+  // preserves that ordering
+  private String[] uris = {
+      "dns://dns.powerset.com/www.powerset.com",
+      "dns:www.powerset.com",
+      "file:///usr/bin/java",
+      "filename",
+      "ftp://one.two.three/index.html",
+      "http://one.two.three/index.html",
+      "https://one.two.three:9443/index.html",
+      "r:dns://com.powerset.dns/www.powerset.com",
+      "r:ftp://three.two.one/index.html",
+      "r:http://three.two.one/index.html",
+      "r:https://three.two.one:9443/index.html"
+  };
+
+  /**
+   * the test
+   * @throws UnsupportedEncodingException
+   */
+  public void testBase64() throws UnsupportedEncodingException {
+    TreeMap<String, String> sorted = new TreeMap<String, String>();
+    
+    for (int i = 0; i < uris.length; i++) {
+      byte[] bytes = uris[i].getBytes("UTF-8");
+      sorted.put(Base64.encodeBytes(bytes, Base64.ORDERED), uris[i]);
+    }
+    System.out.println();
+
+    int i = 0;
+    for (Map.Entry<String, String> e: sorted.entrySet()) {
+      assertTrue(uris[i++].compareTo(e.getValue()) == 0);
+    }
+  }
+}