code: /**
   * Copyright (c) 2007, Regents of the University of California
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * Redistributions of source code must retain the above copyright notice,
   * this list of conditions and the following disclaimer.
   *
   * Redistributions in binary form must reproduce the above copyright
   * notice, this list of conditions and the following disclaimer in the
   * documentation and/or other materials provided with the distribution.
   *
   * Neither the name of the University of California, Los Angeles nor the
   * names of its contributors may be used to endorse or promote products
   * derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * Created Oct 20, 2007
   */
  package avrora.sim.output;
  
  import cck.util.Arithmetic;
  
  /**
   * The <code>EventGen</code> definition.
   *
   * @author Ben L. Titzer
   */
  public class EventGen {
  
      private boolean enabled;
      private final EventBuffer buffer;
  
      public EventGen(EventBuffer buf) {
          buffer = buf;
      }
  
      public void enable() {
          enabled = true;
      }
  
      public void disable() {
          enabled = false;
      }
  
      public void gen(Object o) {
          if (enabled) {
              buffer.recordEvent(o, 0);
          }
      }
  
      public void gen(Object o, int param) {
          if (enabled) {
              buffer.recordEvent(o, (long) param);
          }
      }
  
      public void gen(Object o, float param) {
          if (enabled) {
              buffer.recordEvent(o, Float.floatToIntBits(param));
          }
      }
  
      public void gen(Object o, double param) {
          if (enabled) {
              buffer.recordEvent(o, Double.doubleToLongBits(param));
          }
      }
  
      public void gen(Object o, int p1, int p2) {
          if (enabled) {
              long param = ((long)p1) << 32 | (0xffffffffL & p2);
              buffer.recordEvent(o, param);
          }
      }
  
      public void gen(Object o, byte param) {
          if (enabled) {
              buffer.recordEvent(o, (long) param);
          }
      }
  
      public void gen(Object o, byte p1, byte p2) {
          if (enabled) {
              long param = Arithmetic.word(p1, p2);
              buffer.recordEvent(o, param);
          }
      }
  
      public void gen(Object o, char param) {
          if (enabled) {
              buffer.recordEvent(o, (long) param);
          }
      }
  
  }
  