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Apache Geode provides a database-like consistency model, reliable transaction processing and a shared-nothing architecture to maintain very low latency performance with high concurrency processing
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/*
 * 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.geode.management.cli;

/**
 * Indicates that an exception occurred while processing a GemFire Command Line Interface (CLI)
 * command. The exception may be thrown because of:
 * 
 * parsing errors from unknown parameters
 * 
errors from invalid values for parameters
 * 
 *
 * @since GemFire 7.0
 */
public class CommandProcessingException extends RuntimeException {

  private static final long serialVersionUID = -1398779521639575884L;

  /** Error Type indicating an invalid command */
  public static final int COMMAND_INVALID = 1;
  /** Error Type indicating an ambiguous command name */
  public static final int COMMAND_NAME_AMBIGUOUS = 2;
  /**
   * Error Type indicating an unknown or unavailable command. GemFire CLI Commands are context
   * sensitive & might not be always available.
   */
  public static final int COMMAND_INVALID_OR_UNAVAILABLE = 3;
  /** Error Type indicating an invalid named parameter of a command. */
  public static final int OPTION_INVALID = 4;
  /** Error Type indicating an invalid parameter of a command. */
  public static final int ARGUMENT_INVALID = 5;
  /** Error Type indicating an invalid value for a parameter of a command. */
  public static final int OPTION_VALUE_INVALID = 6;
  /**
   * Error Type indicating the absence of a mandatory named parameter of a command.
   */
  public static final int REQUIRED_OPTION_MISSING = 7;
  /** Error Type indicating the absence of a mandatory parameter of a command. */
  public static final int REQUIRED_ARGUMENT_MISSING = 8;
  /**
   * Error Type indicating the absence of value for named parameter of a command.
   */
  public static final int OPTION_VALUE_REQUIRED = 9;
  /**
   * Error Type indicating IO errors occurred while accessing File/Network resource
   */
  public static final int RESOURCE_ACCESS_ERROR = 11;

  private final int errorType;
  private final Object errorData;

  private static final String[] errorTypeStrings = {"", // 0
      "COMMAND_INVALID", // 1
      "COMMAND_NAME_AMBIGUOUS", // 2
      "COMMAND_INVALID_OR_UNAVAILABLE", // 3
      "OPTION_INVALID", // 4
      "ARGUMENT_INVALID", // 5
      "OPTION_VALUE_INVALID", // 6
      "REQUIRED_OPTION_MISSING", // 7
      "REQUIRED_ARGUMENT_MISSING", // 8
      "OPTION_VALUE_REQUIRED", // 9
      "ARGUMENT_VALUE_REQUIRED", // 10
      "RESOURCE_ACCESS_ERROR" // 11
  };

  /**
   * Constructs a new CommandProcessingException
   *
   * @param message The error detail message.
   * @param errorType One of the error types defined in CommandProcessingException
   * @param errorData Additional information about the error.
   */
  public CommandProcessingException(String message, int errorType, Object errorData) {
    super(message);
    this.errorType = errorType;
    this.errorData = errorData;
  }

  /**
   * Returns the Error Type.
   *
   * @return the Error Type
   */
  public int getErrorType() {
    return errorType;
  }

  /**
   * Returns the error data.
   *
   * @return the error data
   */
  public Object getErrorData() {
    return errorData;
  }

  /**
   * Returns the String representation of this CommandProcessingException
   */
  @Override
  public String toString() {
    return CommandProcessingException.class.getSimpleName() + "[errorType="
        + errorTypeStrings[errorType] + ", errorData=" + errorData + "]";
  }
}