org.codehaus.groovy.reflection.stdclasses.DoubleCachedClass Maven / Gradle / Ivy
The newest version!
/*
* 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.BigDecimal;
import java.math.BigInteger;
/**
* @author Alex.Tkachman
*/
public class DoubleCachedClass extends NumberCachedClass { // Double, double
private boolean allowNull;
public DoubleCachedClass(Class klazz, ClassInfo classInfo, boolean allowNull) {
super(klazz, classInfo);
this.allowNull = allowNull;
}
public boolean isDirectlyAssignable(Object argument) {
return (allowNull && argument == null) || argument instanceof Double;
}
public Object coerceArgument(Object argument) {
if (argument instanceof Double) {
return argument;
}
if (argument instanceof Number) {
Double res = ((Number) argument).doubleValue();
if (argument instanceof BigDecimal && res.isInfinite()) {
throw new IllegalArgumentException(Double.class + " out of range while converting from BigDecimal");
}
return res;
}
return argument;
}
public boolean isAssignableFrom(Class classToTransformFrom) {
return (allowNull && classToTransformFrom == null)
|| classToTransformFrom == Double.class
|| classToTransformFrom == Integer.class
|| classToTransformFrom == Long.class
|| classToTransformFrom == Short.class
|| classToTransformFrom == Byte.class
|| classToTransformFrom == Float.class
|| classToTransformFrom == Double.TYPE
|| classToTransformFrom == Integer.TYPE
|| classToTransformFrom == Long.TYPE
|| classToTransformFrom == Short.TYPE
|| classToTransformFrom == Byte.TYPE
|| classToTransformFrom == Float.TYPE
|| classToTransformFrom == BigDecimal.class
|| classToTransformFrom == BigInteger.class
|| (classToTransformFrom!=null && BigDecimal.class.isAssignableFrom(classToTransformFrom))
|| (classToTransformFrom!=null && BigInteger.class.isAssignableFrom(classToTransformFrom))
;
}
}