/* * Copyright 2004-2010 Brian S O'Neill * * Licensed 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.cojen.classfile.constant; import java.io.DataOutput; import java.io.IOException; import org.cojen.classfile.ConstantInfo; import org.cojen.classfile.ConstantPool; /** * This class corresponds to the CONSTANT_Double_info structure as defined in * section 4.4.5 of <i>The Java Virtual Machine Specification</i>. * * @author Brian S O'Neill */ public class ConstantDoubleInfo extends ConstantInfo { private final double mValue; public ConstantDoubleInfo(double value) { super(TAG_DOUBLE); mValue = value; } public double getValue() { return mValue; } public int hashCode() { long bits = Double.doubleToLongBits(mValue); return (int)(bits ^ (bits >>> 32)); } public boolean equals(Object obj) { if (this == obj) { return true; } if (obj instanceof ConstantDoubleInfo) { ConstantDoubleInfo other = (ConstantDoubleInfo)obj; return mValue == other.mValue; } return false; } protected int getEntryCount() { return 2; } public void writeTo(DataOutput dout) throws IOException { super.writeTo(dout); dout.writeDouble(mValue); } public String toString() { return "CONSTANT_Double_info: " + mValue; } }