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Groovy: A powerful, dynamic language for the JVM
/*
* Copyright 2003-2007 the original author or authors.
*
* 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.codehaus.groovy.reflection.stdclasses;
import org.codehaus.groovy.reflection.ClassInfo;
import java.math.BigInteger;
/**
* @author Alex.Tkachman
*/
public class IntegerCachedClass extends NumberCachedClass { // int, Integer
private boolean allowNull;
public IntegerCachedClass(Class klazz, ClassInfo classInfo, boolean allowNull) {
super(klazz, classInfo);
this.allowNull = allowNull;
}
public Object coerceArgument(Object argument) {
if (argument instanceof Integer) {
return argument;
}
if (argument instanceof Number) {
return Integer.valueOf(((Number) argument).intValue());
}
return argument;
}
public boolean isDirectlyAssignable(Object argument) {
return (allowNull && argument == null) || argument instanceof Integer;
}
public boolean isAssignableFrom(Class classToTransformFrom) {
return (allowNull && classToTransformFrom == null)
|| classToTransformFrom == Integer.class
|| classToTransformFrom == Short.class
|| classToTransformFrom == Byte.class
|| classToTransformFrom == BigInteger.class
|| classToTransformFrom == Integer.TYPE
|| classToTransformFrom == Short.TYPE
|| classToTransformFrom == Byte.TYPE;
}
}