{"action":"created","comment":{"url":"https://api.github.com/repos/apache/kafka/pulls/comments/60787493","id":60787493,"diff_hunk":"@@ -0,0 +1,158 @@\n+/**\n+ * Licensed to the Apache Software Foundation (ASF) under one or more\n+ * contributor license agreements.  See the NOTICE file distributed with\n+ * this work for additional information regarding copyright ownership.\n+ * The ASF licenses this file to You under the Apache License, Version 2.0\n+ * (the \"License\"); you may not use this file except in compliance with\n+ * the License.  You may obtain a copy of the License at\n+ *\n+ *    http://www.apache.org/licenses/LICENSE-2.0\n+ *\n+ * Unless required by applicable law or agreed to in writing, software\n+ * distributed under the License is distributed on an \"AS IS\" BASIS,\n+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n+ * See the License for the specific language governing permissions and\n+ * limitations under the License.\n+ */\n+\n+package org.apache.kafka.common.utils;\n+\n+import java.nio.charset.Charset;\n+import java.nio.charset.StandardCharsets;\n+import java.util.Arrays;\n+import java.util.Comparator;\n+\n+/**\n+ * Utility class that handles immutable byte arrays.\n+ */\n+public class Bytes implements Comparable<Bytes> {\n+\n+    /** When we encode strings, we always specify UTF8 encoding */\n+    private static final Charset UTF8_CHARSET = StandardCharsets.UTF_8;\n+\n+    private final byte[] bytes;\n+\n+    // cache the hash code for the string, default to 0\n+    private int hashCode;\n+\n+    public static Bytes wrap(byte[] bytes) {\n+        return new Bytes(bytes);\n+    }\n+\n+    /**\n+     * Create a Bytes using the byte array.\n+     *\n+     * @param bytes This array becomes the backing storage for the object.\n+     */\n+    public Bytes(byte[] bytes) {\n+        this.bytes = bytes;\n+\n+        // initialize hash code to 0\n+        hashCode = 0;\n+    }\n+\n+    /**\n+     * Get the data from the Bytes.\n+     * @return The data is only valid between offset and offset+length.\n+     */\n+    public byte[] get() {\n+        return this.bytes;\n+    }\n+\n+    /**\n+     * The hashcode is cached except for the case where it is computed as 0, in which\n+     * case we compute the hashcode on every call.\n+     *\n+     * @return the hashcode\n+     */\n+    @Override\n+    public int hashCode() {\n+        if (hashCode == 0) {\n+            hashCode = Arrays.hashCode(bytes);\n+        }\n+\n+        return hashCode;\n+    }\n+\n+    @Override\n+    public boolean equals(Object other) {\n+        if (this == other)\n+            return true;\n+\n+        if (other instanceof Bytes)\n+            return compareTo((Bytes) other) == 0;","path":"clients/src/main/java/org/apache/kafka/common/utils/Bytes.java","position":83,"original_position":83,"commit_id":"33dbe8037806a7cd6223464ec0063d6d9828812e","original_commit_id":"33dbe8037806a7cd6223464ec0063d6d9828812e","user":{"login":"ijuma","id":24747,"avatar_url":"https://avatars.githubusercontent.com/u/24747?v=3","gravatar_id":"","url":"https://api.github.com/users/ijuma","html_url":"https://github.com/ijuma","followers_url":"https://api.github.com/users/ijuma/followers","following_url":"https://api.github.com/users/ijuma/following{/other_user}","gists_url":"https://api.github.com/users/ijuma/gists{/gist_id}","starred_url":"https://api.github.com/users/ijuma/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ijuma/subscriptions","organizations_url":"https://api.github.com/users/ijuma/orgs","repos_url":"https://api.github.com/users/ijuma/repos","events_url":"https://api.github.com/users/ijuma/events{/privacy}","received_events_url":"https://api.github.com/users/ijuma/received_events","type":"User","site_admin":false},"body":"Why 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