org.snapscript.dx.rop.cst.CstShort Maven / Gradle / Ivy
/*
* 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 org.snapscript.dx.rop.cst;
import org.snapscript.dx.rop.type.Type;
import org.snapscript.dx.util.Hex;
/**
* Constants of type {@code short}.
*/
public final class CstShort
extends CstLiteral32 {
/** {@code non-null;} the value {@code 0} as an instance of this class */
public static final CstShort VALUE_0 = make((short) 0);
/**
* Makes an instance for the given value. This may (but does not
* necessarily) return an already-allocated instance.
*
* @param value the {@code short} value
* @return {@code non-null;} the appropriate instance
*/
public static CstShort make(short value) {
return new CstShort(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 short}
* @return {@code non-null;} the appropriate instance
*/
public static CstShort make(int value) {
short cast = (short) value;
if (cast != value) {
throw new IllegalArgumentException("bogus short value: " +
value);
}
return make(cast);
}
/**
* Constructs an instance. This constructor is private; use {@link #make}.
*
* @param value the {@code short} value
*/
private CstShort(short value) {
super(value);
}
/** {@inheritDoc} */
@Override
public String toString() {
int value = getIntBits();
return "short{0x" + Hex.u2(value) + " / " + value + '}';
}
/** {@inheritDoc} */
public Type getType() {
return Type.SHORT;
}
/** {@inheritDoc} */
@Override
public String typeName() {
return "short";
}
/** {@inheritDoc} */
public String toHuman() {
return Integer.toString(getIntBits());
}
/**
* Gets the {@code short} value.
*
* @return the value
*/
public short getValue() {
return (short) getIntBits();
}
}