| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * 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 com.android.dexgen.rop.cst; |
| |
| import com.android.dexgen.rop.type.Type; |
| import com.android.dexgen.util.Hex; |
| |
| /** |
| * Constants of type {@code CONSTANT_Double_info}. |
| */ |
| public final class CstDouble |
| extends CstLiteral64 { |
| /** {@code non-null;} instance representing {@code 0} */ |
| public static final CstDouble VALUE_0 = |
| new CstDouble(Double.doubleToLongBits(0.0)); |
| |
| /** {@code non-null;} instance representing {@code 1} */ |
| public static final CstDouble VALUE_1 = |
| new CstDouble(Double.doubleToLongBits(1.0)); |
| |
| /** |
| * Makes an instance for the given value. This may (but does not |
| * necessarily) return an already-allocated instance. |
| * |
| * @param bits the {@code double} value as {@code long} bits |
| */ |
| public static CstDouble make(long bits) { |
| /* |
| * Note: Javadoc notwithstanding, this implementation always |
| * allocates. |
| */ |
| return new CstDouble(bits); |
| } |
| |
| /** |
| * Constructs an instance. This constructor is private; use {@link #make}. |
| * |
| * @param bits the {@code double} value as {@code long} bits |
| */ |
| private CstDouble(long bits) { |
| super(bits); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String toString() { |
| long bits = getLongBits(); |
| return "double{0x" + Hex.u8(bits) + " / " + |
| Double.longBitsToDouble(bits) + '}'; |
| } |
| |
| /** {@inheritDoc} */ |
| public Type getType() { |
| return Type.DOUBLE; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String typeName() { |
| return "double"; |
| } |
| |
| /** {@inheritDoc} */ |
| public String toHuman() { |
| return Double.toString(Double.longBitsToDouble(getLongBits())); |
| } |
| |
| /** |
| * Gets the {@code double} value. |
| * |
| * @return the value |
| */ |
| public double getValue() { |
| return Double.longBitsToDouble(getLongBits()); |
| } |
| } |