| /* |
| * 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 byte}. |
| */ |
| public final class CstByte |
| extends CstLiteral32 { |
| /** {@code non-null;} the value {@code 0} as an instance of this class */ |
| public static final CstByte VALUE_0 = make((byte) 0); |
| |
| /** |
| * Makes an instance for the given value. This may (but does not |
| * necessarily) return an already-allocated instance. |
| * |
| * @param value the {@code byte} value |
| */ |
| public static CstByte make(byte value) { |
| return new CstByte(value); |
| } |
| |
| /** |
| * Makes an instance for the given {@code int} value. This |
| * may (but does not necessarily) return an already-allocated |
| * instance. |
| * |
| * @param value the value, which must be in range for a {@code byte} |
| * @return {@code non-null;} the appropriate instance |
| */ |
| public static CstByte make(int value) { |
| byte cast = (byte) value; |
| |
| if (cast != value) { |
| throw new IllegalArgumentException("bogus byte value: " + |
| value); |
| } |
| |
| return make(cast); |
| } |
| |
| /** |
| * Constructs an instance. This constructor is private; use {@link #make}. |
| * |
| * @param value the {@code byte} value |
| */ |
| private CstByte(byte value) { |
| super(value); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String toString() { |
| int value = getIntBits(); |
| return "byte{0x" + Hex.u1(value) + " / " + value + '}'; |
| } |
| |
| /** {@inheritDoc} */ |
| public Type getType() { |
| return Type.BYTE; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String typeName() { |
| return "byte"; |
| } |
| |
| /** {@inheritDoc} */ |
| public String toHuman() { |
| return Integer.toString(getIntBits()); |
| } |
| |
| /** |
| * Gets the {@code byte} value. |
| * |
| * @return the value |
| */ |
| public byte getValue() { |
| return (byte) getIntBits(); |
| } |
| } |