1/* 2 * Copyright 2012, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32package org.jf.dexlib2.base.value; 33 34import com.google.common.primitives.Ints; 35import org.jf.dexlib2.ValueType; 36import org.jf.dexlib2.iface.value.DoubleEncodedValue; 37import org.jf.dexlib2.iface.value.EncodedValue; 38 39import javax.annotation.Nonnull; 40import javax.annotation.Nullable; 41 42public abstract class BaseDoubleEncodedValue implements DoubleEncodedValue { 43 @Override 44 public int hashCode() { 45 long v = Double.doubleToRawLongBits(getValue()); 46 return (int)(v^(v>>>32)); 47 } 48 49 @Override 50 public boolean equals(@Nullable Object o) { 51 if (o instanceof DoubleEncodedValue) { 52 return Double.doubleToRawLongBits(getValue()) == 53 Double.doubleToRawLongBits(((DoubleEncodedValue)o).getValue()); 54 } 55 return false; 56 } 57 58 @Override 59 public int compareTo(@Nonnull EncodedValue o) { 60 int res = Ints.compare(getValueType(), o.getValueType()); 61 if (res != 0) return res; 62 return Double.compare(getValue(), ((DoubleEncodedValue)o).getValue()); 63 } 64 65 public int getValueType() { return ValueType.DOUBLE; } 66} 67