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/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.core.dom;
import java.util.ArrayList;
import java.util.List;
/**
* Anonymous class declaration AST node type. For JLS2, this type of node appears
* only as a child on a class instance creation expression.
* For JLS3, this type of node appears may also appear as the child of
* an enum constant declaration.
*
*
* AnonymousClassDeclaration:
* { ClassBodyDeclaration }
*
*
* @see ClassInstanceCreation
* @see EnumConstantDeclaration
* @since 2.0
* @noinstantiate This class is not intended to be instantiated by clients.
*/
@SuppressWarnings({"rawtypes", "unchecked"})
public class AnonymousClassDeclaration extends ASTNode {
/**
* The "bodyDeclarations" structural property of this node type (element type: {@link BodyDeclaration}).
* @since 3.0
*/
public static final ChildListPropertyDescriptor BODY_DECLARATIONS_PROPERTY =
new ChildListPropertyDescriptor(AnonymousClassDeclaration.class, "bodyDeclarations", BodyDeclaration.class, CYCLE_RISK); //$NON-NLS-1$
/**
* A list of property descriptors (element type:
* {@link StructuralPropertyDescriptor}),
* or null if uninitialized.
*/
private static final List PROPERTY_DESCRIPTORS;
static {
List properyList = new ArrayList(2);
createPropertyList(AnonymousClassDeclaration.class, properyList);
addProperty(BODY_DECLARATIONS_PROPERTY, properyList);
PROPERTY_DESCRIPTORS = reapPropertyList(properyList);
}
/**
* Returns a list of structural property descriptors for this node type.
* Clients must not modify the result.
*
* @param apiLevel the API level; one of the
* AST.JLS*
constants
* @return a list of property descriptors (element type:
* {@link StructuralPropertyDescriptor})
* @since 3.0
*/
public static List propertyDescriptors(int apiLevel) {
return PROPERTY_DESCRIPTORS;
}
/**
* The body declarations (element type: {@link BodyDeclaration}).
* Defaults to none.
*/
private final ASTNode.NodeList bodyDeclarations =
new ASTNode.NodeList(BODY_DECLARATIONS_PROPERTY);
/**
* Creates a new AST node for an anonymous class declaration owned
* by the given AST. By default, the list of body declarations is empty.
*
* N.B. This constructor is package-private; all subclasses must be
* declared in the same package; clients are unable to declare
* additional subclasses.
*
*
* @param ast the AST that is to own this node
*/
AnonymousClassDeclaration(AST ast) {
super(ast);
}
@Override
final List internalStructuralPropertiesForType(int apiLevel) {
return propertyDescriptors(apiLevel);
}
@Override
final List internalGetChildListProperty(ChildListPropertyDescriptor property) {
if (property == BODY_DECLARATIONS_PROPERTY) {
return bodyDeclarations();
}
// allow default implementation to flag the error
return super.internalGetChildListProperty(property);
}
@Override
final int getNodeType0() {
return ANONYMOUS_CLASS_DECLARATION;
}
@Override
ASTNode clone0(AST target) {
AnonymousClassDeclaration result = new AnonymousClassDeclaration(target);
result.setSourceRange(getStartPosition(), getLength());
result.bodyDeclarations().addAll(
ASTNode.copySubtrees(target, bodyDeclarations()));
return result;
}
@Override
final boolean subtreeMatch0(ASTMatcher matcher, Object other) {
// dispatch to correct overloaded match method
return matcher.match(this, other);
}
@Override
void accept0(ASTVisitor visitor) {
boolean visitChildren = visitor.visit(this);
if (visitChildren) {
// visit children in normal left to right reading order
acceptChildren(visitor, this.bodyDeclarations);
}
visitor.endVisit(this);
}
/**
* Returns the live ordered list of body declarations of this
* anonymous class declaration.
*
* @return the live list of body declarations
* (element type: {@link BodyDeclaration})
*/
public List bodyDeclarations() {
return this.bodyDeclarations;
}
/**
* Resolves and returns the binding for the anonymous class declared in
* this declaration.
*
* Note that bindings are generally unavailable unless requested when the
* AST is being built.
*
*
* @return the binding, or null
if the binding cannot be
* resolved
*/
public ITypeBinding resolveBinding() {
return this.ast.getBindingResolver().resolveType(this);
}
@Override
int memSize() {
// treat Code as free
return BASE_NODE_SIZE + 4;
}
@Override
int treeSize() {
return
memSize()
+ this.bodyDeclarations.listSize();
}
}