// Copyright (c) 2009 The Chromium Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

package org.chromium.sdk.internal.tools.v8;

import java.util.HashMap;

import java.util.Map;

/**

 * Known V8 VM debugger commands and events.

 */

public enum DebuggerCommand {

  CONTINUE("continue"),

  EVALUATE("evaluate"),

  BACKTRACE("backtrace"),

  FRAME("frame"),

  SCRIPTS("scripts"),

  SOURCE("source"),

  SCOPE("scope"),

  SETBREAKPOINT("setbreakpoint"),

  CHANGEBREAKPOINT("changebreakpoint"),

  CLEARBREAKPOINT("clearbreakpoint"),

  LOOKUP("lookup"),

  SUSPEND("suspend"),

  VERSION("version"),

  // Events

  BREAK("break"),

  EXCEPTION("exception"),

  AFTER_COMPILE("afterCompile"),

  ;

  public final String value;

  DebuggerCommand(String value) {

    this.value = value;

  }

  private static final Map<String, DebuggerCommand> valueToCommandMap =

      new HashMap<String, DebuggerCommand>();

  static {

    for (DebuggerCommand c : values()) {

      valueToCommandMap.put(c.value, c);

    }

  }

  /**

   * @param value the DebuggerCommand string value

   * @return the DebuggerCommand instance or null if none corresponds to value

   */

  public static DebuggerCommand forString(String value) {

    if (value == null) {

      return null;

    }

    return valueToCommandMap.get(value);

  }

}