spoon.template.BlockTemplate Maven / Gradle / Ivy
/*
* Spoon - http://spoon.gforge.inria.fr/
* Copyright (C) 2006 INRIA Futurs
*
* This software is governed by the CeCILL-C License under French law and
* abiding by the rules of distribution of free software. You can use, modify
* and/or redistribute the software under the terms of the CeCILL-C license as
* circulated by CEA, CNRS and INRIA at http://www.cecill.info.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the CeCILL-C License for more details.
*
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL-C license and that you accept its terms.
*/
package spoon.template;
import spoon.reflect.code.CtBlock;
import spoon.reflect.declaration.CtClass;
import spoon.reflect.declaration.CtSimpleType;
/**
* This class represents a template parameter that defines a void block
* statement directly expressed in Java (no returns).
*
*
* To define a new block template parameter, you must subclass this class and
* implement the {@link #block()} method, which actually defines the Java block.
* It corresponds to a {@link spoon.reflect.code.CtBlock}.
*/
public abstract class BlockTemplate implements TemplateParameter, Template {
/**
* Returns the block.
*/
public static CtBlock getBlock(
CtClass p) {
CtBlock b = p.getMethod("block").getBody();
return b;
}
/**
* Creates a new block template parameter.
*/
public BlockTemplate() {
}
public CtBlock getSubstitution(CtSimpleType targetType) {
CtClass c;
c = targetType.getFactory().Class().get(this.getClass());
if (c == null) {
c = targetType.getFactory().Class().get(this.getClass());
}
if (this instanceof Template) {
return Substitution.substitute(targetType, this,
getBlock(c));
}
return targetType.getFactory().Core().clone(
c.getMethod("block").getBody());
}
public Void S() {
return null;
}
/**
* This method must be implemented to define the template block.
*/
public abstract void block() throws Throwable;
}