content: /*
   * [The "BSD licence"]
   * Copyright (c) 2010 Ben Gruver (JesusFreke)
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. 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.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
   */
  
  package org.jf.dexlib.EncodedValue;
  
  import org.jf.dexlib.Util.AnnotatedOutput;
  
  public class BooleanEncodedValue extends EncodedValue {
      /**
       * The dupliton values
       */
      public static final BooleanEncodedValue TrueValue = new BooleanEncodedValue(true);
      public static final BooleanEncodedValue FalseValue = new BooleanEncodedValue(false);
  
      public final boolean value;
  
      /**
       * Constructs a new <code>BooleanEncodedValue</code> with the given value
       * @param value The value
       */
      private BooleanEncodedValue(boolean value) {
          this.value = value;
      }
  
      /**
       * Gets the <code>BooleanEncodedValue</code> for the given valueArg value. The high 3 bits of the first byte should
       * be passed as the valueArg parameter
       * @param valueArg The high 3 bits of the first byte of this encoded value
       * @return the <code>BooleanEncodedValue</code> for the given valueArg value
       */
      protected static BooleanEncodedValue getBooleanEncodedValue(byte valueArg) {
          if (valueArg == 0) {
              return FalseValue;
          } else if (valueArg == 1) {
              return TrueValue;
          }
          throw new RuntimeException("valueArg must be either 0 or 1");
      }
  
      /**
       * Gets the <code>BooleanEncodedValue</code> for the given boolean value
       * @param value the boolean value
       * @return the <code>BooleanEncodedValue</code> for the given boolean value
       */
      public static BooleanEncodedValue getBooleanEncodedValue(boolean value) {
          if (value) {
              return TrueValue;
          }
          return FalseValue;
      }
  
      /** {@inheritDoc} */
      public void writeValue(AnnotatedOutput out) {
          if (out.annotates()) {
              out.annotate("value_type=" + ValueType.VALUE_BOOLEAN.name() + ",value=" + Boolean.toString(value));
          }
          out.writeByte(ValueType.VALUE_BOOLEAN.value | ((value?1:0) << 5));
      }
  
      /** {@inheritDoc} */
      public int placeValue(int offset) {
          return offset + 1;
      }
  
      /** {@inheritDoc} */
      protected int compareValue(EncodedValue o) {
          BooleanEncodedValue other = (BooleanEncodedValue)o;
          if (value == other.value)
              return 0;
          if (value)
              return 1;
          return -1;
      }
  
      /** {@inheritDoc} */
      public ValueType getValueType() {
          return ValueType.VALUE_BOOLEAN;
      }
  
      @Override
      public int hashCode() {
          return value?1:0;
      }
  }
  