content: /*
   * 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 com.datastax.oss.driver.internal.core.util;
  
  import com.datastax.oss.protocol.internal.ProtocolConstants;
  
  public class ProtocolUtils {
    /**
     * Formats a message opcode for logs and error messages.
     *
     * <p>Note that the reason why we don't use enums is because the driver can be extended with
     * custom opcodes.
     */
    public static String opcodeString(int opcode) {
      switch (opcode) {
        case ProtocolConstants.Opcode.ERROR:
          return "ERROR";
        case ProtocolConstants.Opcode.STARTUP:
          return "STARTUP";
        case ProtocolConstants.Opcode.READY:
          return "READY";
        case ProtocolConstants.Opcode.AUTHENTICATE:
          return "AUTHENTICATE";
        case ProtocolConstants.Opcode.OPTIONS:
          return "OPTIONS";
        case ProtocolConstants.Opcode.SUPPORTED:
          return "SUPPORTED";
        case ProtocolConstants.Opcode.QUERY:
          return "QUERY";
        case ProtocolConstants.Opcode.RESULT:
          return "RESULT";
        case ProtocolConstants.Opcode.PREPARE:
          return "PREPARE";
        case ProtocolConstants.Opcode.EXECUTE:
          return "EXECUTE";
        case ProtocolConstants.Opcode.REGISTER:
          return "REGISTER";
        case ProtocolConstants.Opcode.EVENT:
          return "EVENT";
        case ProtocolConstants.Opcode.BATCH:
          return "BATCH";
        case ProtocolConstants.Opcode.AUTH_CHALLENGE:
          return "AUTH_CHALLENGE";
        case ProtocolConstants.Opcode.AUTH_RESPONSE:
          return "AUTH_RESPONSE";
        case ProtocolConstants.Opcode.AUTH_SUCCESS:
          return "AUTH_SUCCESS";
        default:
          return "0x" + Integer.toHexString(opcode);
      }
    }
  
    /**
     * Formats an error code for logs and error messages.
     *
     * <p>Note that the reason why we don't use enums is because the driver can be extended with
     * custom codes.
     */
    public static String errorCodeString(int errorCode) {
      switch (errorCode) {
        case ProtocolConstants.ErrorCode.SERVER_ERROR:
          return "SERVER_ERROR";
        case ProtocolConstants.ErrorCode.PROTOCOL_ERROR:
          return "PROTOCOL_ERROR";
        case ProtocolConstants.ErrorCode.AUTH_ERROR:
          return "AUTH_ERROR";
        case ProtocolConstants.ErrorCode.UNAVAILABLE:
          return "UNAVAILABLE";
        case ProtocolConstants.ErrorCode.OVERLOADED:
          return "OVERLOADED";
        case ProtocolConstants.ErrorCode.IS_BOOTSTRAPPING:
          return "IS_BOOTSTRAPPING";
        case ProtocolConstants.ErrorCode.TRUNCATE_ERROR:
          return "TRUNCATE_ERROR";
        case ProtocolConstants.ErrorCode.WRITE_TIMEOUT:
          return "WRITE_TIMEOUT";
        case ProtocolConstants.ErrorCode.READ_TIMEOUT:
          return "READ_TIMEOUT";
        case ProtocolConstants.ErrorCode.READ_FAILURE:
          return "READ_FAILURE";
        case ProtocolConstants.ErrorCode.FUNCTION_FAILURE:
          return "FUNCTION_FAILURE";
        case ProtocolConstants.ErrorCode.WRITE_FAILURE:
          return "WRITE_FAILURE";
        case ProtocolConstants.ErrorCode.CDC_WRITE_FAILURE:
          return "CDC_WRITE_FAILURE";
        case ProtocolConstants.ErrorCode.CAS_WRITE_UNKNOWN:
          return "CAS_WRITE_UNKNOWN";
        case ProtocolConstants.ErrorCode.SYNTAX_ERROR:
          return "SYNTAX_ERROR";
        case ProtocolConstants.ErrorCode.UNAUTHORIZED:
          return "UNAUTHORIZED";
        case ProtocolConstants.ErrorCode.INVALID:
          return "INVALID";
        case ProtocolConstants.ErrorCode.CONFIG_ERROR:
          return "CONFIG_ERROR";
        case ProtocolConstants.ErrorCode.ALREADY_EXISTS:
          return "ALREADY_EXISTS";
        case ProtocolConstants.ErrorCode.UNPREPARED:
          return "UNPREPARED";
        default:
          return "0x" + Integer.toHexString(errorCode);
      }
    }
  }
  