| /* |
| * Copyright (C) 2011 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.dx.gen; |
| |
| import com.android.dx.rop.cst.CstBoolean; |
| import com.android.dx.rop.cst.CstByte; |
| import com.android.dx.rop.cst.CstChar; |
| import com.android.dx.rop.cst.CstDouble; |
| import com.android.dx.rop.cst.CstFloat; |
| import com.android.dx.rop.cst.CstInteger; |
| import com.android.dx.rop.cst.CstKnownNull; |
| import com.android.dx.rop.cst.CstLong; |
| import com.android.dx.rop.cst.CstShort; |
| import com.android.dx.rop.cst.CstString; |
| import com.android.dx.rop.cst.CstType; |
| import com.android.dx.rop.cst.TypedConstant; |
| |
| /** |
| * Factory for rop constants. |
| */ |
| final class Constants { |
| private Constants() {} |
| |
| /** |
| * Returns a rop constant for the specified value. |
| * |
| * @param value null, a boxed primitive, String, Class, or Type. |
| */ |
| static TypedConstant getConstant(Object value) { |
| if (value == null) { |
| return CstKnownNull.THE_ONE; |
| } else if (value instanceof Boolean) { |
| return CstBoolean.make((Boolean) value); |
| } else if (value instanceof Byte) { |
| return CstByte.make((Byte) value); |
| } else if (value instanceof Character) { |
| return CstChar.make((Character) value); |
| } else if (value instanceof Double) { |
| return CstDouble.make(Double.doubleToLongBits((Double) value)); |
| } else if (value instanceof Float) { |
| return CstFloat.make(Float.floatToIntBits((Float) value)); |
| } else if (value instanceof Integer) { |
| return CstInteger.make((Integer) value); |
| } else if (value instanceof Long) { |
| return CstLong.make((Long) value); |
| } else if (value instanceof Short) { |
| return CstShort.make((Short) value); |
| } else if (value instanceof String) { |
| return new CstString((String) value); |
| } else if (value instanceof Class) { |
| return new CstType(Type.get((Class<?>) value).ropType); |
| } else if (value instanceof Type) { |
| return new CstType(((Type) value).ropType); |
| } else { |
| throw new UnsupportedOperationException("Not a constant: " + value); |
| } |
| } |
| } |