/******************************************************************************* | |
* Copyright (c) 2001 International Business Machines Corp. and others. | |
* All rights reserved. This program and the accompanying materials | |
* are made available under the terms of the Common Public License v0.5 | |
* which accompanies this distribution, and is available at | |
* http://www.eclipse.org/legal/cpl-v05.html | |
* | |
* Contributors: | |
* IBM Corporation - initial API and implementation | |
******************************************************************************/ | |
package org.eclipse.jdt.core.dom; | |
import java.util.List; | |
/** | |
* Super constructor invocation expression AST node type. | |
* | |
* <pre> | |
* SuperConstructorInvocation: | |
* [ Expression <b>.</b> ] <b>super</b> | |
* <b>(</b> [ Expression { <b>,</b> Expression } ] <b>)</b> | |
* </pre> | |
* | |
* @since 2.0 | |
*/ | |
public class SuperConstructorInvocation extends Statement { | |
/** | |
* The expression; <code>null</code> for none; defaults to none. | |
*/ | |
private Expression optionalExpression = null; | |
/** | |
* The list of argument expressions (element type: | |
* <code>Expression</code>). Defaults to an empty list. | |
*/ | |
private ASTNode.NodeList arguments = | |
new ASTNode.NodeList(true, Expression.class); | |
/** | |
* Creates a new AST node for an super constructor invocation statement | |
* owned by the given AST. By default, an empty list of arguments. | |
* | |
* @param ast the AST that is to own this node | |
*/ | |
SuperConstructorInvocation(AST ast) { | |
super(ast); | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
public int getNodeType() { | |
return SUPER_CONSTRUCTOR_INVOCATION; | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
ASTNode clone(AST target) { | |
SuperConstructorInvocation result = new SuperConstructorInvocation(target); | |
result.setLeadingComment(getLeadingComment()); | |
result.setExpression( | |
(Expression) ASTNode.copySubtree(target, getExpression())); | |
result.arguments().addAll(ASTNode.copySubtrees(target, arguments())); | |
return result; | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
public boolean subtreeMatch(ASTMatcher matcher, Object other) { | |
// dispatch to correct overloaded match method | |
return matcher.match(this, other); | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
void accept0(ASTVisitor visitor) { | |
boolean visitChildren = visitor.visit(this); | |
if (visitChildren) { | |
// visit children in normal left to right reading order | |
acceptChild(visitor, getExpression()); | |
acceptChildren(visitor, arguments); | |
} | |
visitor.endVisit(this); | |
} | |
/** | |
* Returns the expression of this super constructor invocation statement, | |
* or <code>null</code> if there is none. | |
* | |
* @return the expression node, or <code>null</code> if there is none | |
*/ | |
public Expression getExpression() { | |
return optionalExpression; | |
} | |
/** | |
* Sets or clears the expression of this super constructor invocation | |
* statement. | |
* | |
* @param expression the expression node, or <code>null</code> if | |
* there is none | |
* @exception IllegalArgumentException if the node belongs to a different AST | |
* @exception IllegalArgumentException if the node already has a parent | |
* @exception IllegalArgumentException if a cycle in would be created | |
*/ | |
public void setExpression(Expression expression) { | |
// a SuperConstructorInvocation may occur inside an Expression | |
// must check cycles | |
replaceChild(this.optionalExpression, expression, true); | |
this.optionalExpression = expression; | |
} | |
/** | |
* Returns the live ordered list of argument expressions in this super | |
* constructor invocation statement. | |
* | |
* @return the live list of argument expressions | |
* (element type: <code>Expression</code>) | |
*/ | |
public List arguments() { | |
return arguments; | |
} | |
/** | |
* Resolves and returns the binding for the constructor invoked by this | |
* expression. | |
* <p> | |
* Note that bindings are generally unavailable unless requested when the | |
* AST is being built. | |
* </p> | |
* | |
* @return the constructor binding, or <code>null</code> if the binding | |
* cannot be resolved | |
*/ | |
public IMethodBinding resolveConstructorBinding() { | |
return getAST().getBindingResolver().resolveConstructor(this); | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
int memSize() { | |
// treat Code as free | |
return BASE_NODE_SIZE + 2 * 4; | |
} | |
/* (omit javadoc for this method) | |
* Method declared on ASTNode. | |
*/ | |
int treeSize() { | |
return | |
memSize() | |
+ (optionalExpression == null ? 0 : getExpression().treeSize()) | |
+ arguments.listSize(); | |
} | |
} |