Copyright (c) 2013, 2014 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
/*******************************************************************************
* Copyright (c) 2013, 2014 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;
Creation reference expression AST node type (added in JLS8 API).
CreationReference:
Type ::
[ < Type { , Type } > ]
new
Since: 3.10 @noinstantiate This class is not intended to be instantiated by clients.
/**
* Creation reference expression AST node type (added in JLS8 API).
*
* <pre>
* CreationReference:
* Type <b>::</b>
* [ <b><</b> Type { <b>,</b> Type } <b>></b> ]
* <b>new</b>
* </pre>
*
* @since 3.10
* @noinstantiate This class is not intended to be instantiated by clients.
*/
@SuppressWarnings({"rawtypes", "unchecked"})
public class CreationReference extends MethodReference {
The "type" structural property of this node type (child type: Type
). /**
* The "type" structural property of this node type (child type: {@link Type}).
*/
public static final ChildPropertyDescriptor TYPE_PROPERTY =
new ChildPropertyDescriptor(CreationReference.class, "type", Type.class, MANDATORY, NO_CYCLE_RISK); //$NON-NLS-1$
The "typeArguments" structural property of this node type (element type: Type
). /**
* The "typeArguments" structural property of this node type (element type: {@link Type}).
*/
public static final ChildListPropertyDescriptor TYPE_ARGUMENTS_PROPERTY =
internalTypeArgumentsFactory(CreationReference.class);
A list of property descriptors (element type: StructuralPropertyDescriptor
), or null if uninitialized. /**
* A list of property descriptors (element type:
* {@link StructuralPropertyDescriptor}),
* or null if uninitialized.
*/
private static final List PROPERTY_DESCRIPTORS_8_0;
static {
List propertyList = new ArrayList(3);
createPropertyList(CreationReference.class, propertyList);
addProperty(TYPE_PROPERTY, propertyList);
addProperty(TYPE_ARGUMENTS_PROPERTY, propertyList);
PROPERTY_DESCRIPTORS_8_0 = reapPropertyList(propertyList);
}
Returns a list of structural property descriptors for this node type.
Clients must not modify the result.
Params: - apiLevel – the API level; one of the AST.JLS* constants
Returns: a list of property descriptors (element type: StructuralPropertyDescriptor
)
/**
* 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})
*/
public static List propertyDescriptors(int apiLevel) {
return PROPERTY_DESCRIPTORS_8_0;
}
The type; lazily initialized; defaults to an unspecified type.
/**
* The type; lazily initialized; defaults to an unspecified type.
*/
private Type type = null;
Creates a new AST node for an CreationReference declaration owned
by the given AST.
N.B. This constructor is package-private; all subclasses must be
declared in the same package; clients are unable to declare
additional subclasses.
Params: - ast – the AST that is to own this node
/**
* Creates a new AST node for an CreationReference declaration owned
* by the given AST.
* <p>
* N.B. This constructor is package-private; all subclasses must be
* declared in the same package; clients are unable to declare
* additional subclasses.
* </p>
*
* @param ast the AST that is to own this node
*/
CreationReference(AST ast) {
super(ast);
unsupportedIn2_3_4();
}
@Override
final ChildListPropertyDescriptor internalTypeArgumentsProperty() {
return TYPE_ARGUMENTS_PROPERTY;
}
@Override
final List internalStructuralPropertiesForType(int apiLevel) {
return propertyDescriptors(apiLevel);
}
@Override
final ASTNode internalGetSetChildProperty(ChildPropertyDescriptor property, boolean get, ASTNode child) {
if (property == TYPE_PROPERTY) {
if (get) {
return getType();
} else {
setType((Type) child);
return null;
}
}
// allow default implementation to flag the error
return super.internalGetSetChildProperty(property, get, child);
}
@Override
final List internalGetChildListProperty(ChildListPropertyDescriptor property) {
if (property == TYPE_ARGUMENTS_PROPERTY) {
return typeArguments();
}
// allow default implementation to flag the error
return super.internalGetChildListProperty(property);
}
@Override
final int getNodeType0() {
return CREATION_REFERENCE;
}
@Override
ASTNode clone0(AST target) {
CreationReference result = new CreationReference(target);
result.setSourceRange(getStartPosition(), getLength());
result.setType((Type) ASTNode.copySubtree(target, getType()));
result.typeArguments().addAll(ASTNode.copySubtrees(target, typeArguments()));
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
acceptChild(visitor, getType());
acceptChildren(visitor, this.typeArguments);
}
visitor.endVisit(this);
}
Returns the type of this creation reference expression.
Returns: the type node
/**
* Returns the type of this creation reference expression.
*
* @return the type node
*/
public Type getType() {
if (this.type == null) {
// lazy init must be thread-safe for readers
synchronized (this) {
if (this.type == null) {
preLazyInit();
this.type = new SimpleType(this.ast);
postLazyInit(this.type, TYPE_PROPERTY);
}
}
}
return this.type;
}
Sets the type of this creation reference expression.
Params: - type – the new type node
Throws: - IllegalArgumentException – if:
- the node belongs to a different AST
- the node already has a parent
/**
* Sets the type of this creation reference expression.
*
* @param type the new type node
* @exception IllegalArgumentException if:
* <ul>
* <li>the node belongs to a different AST</li>
* <li>the node already has a parent</li>
* </ul>
*/
public void setType(Type type) {
if (type == null) {
throw new IllegalArgumentException();
}
ASTNode oldChild = this.type;
preReplaceChild(oldChild, type, TYPE_PROPERTY);
this.type = type;
postReplaceChild(oldChild, type, TYPE_PROPERTY);
}
Returns the live ordered list of type arguments of this creation reference expression.
Returns: the live list of type arguments (element type: Type
)
/**
* Returns the live ordered list of type arguments of this creation reference expression.
*
* @return the live list of type arguments
* (element type: {@link Type})
*/
@Override
public List typeArguments() {
return this.typeArguments;
}
@Override
int memSize() {
// treat Code as free
return BASE_NODE_SIZE + 2 * 4;
}
@Override
int treeSize() {
return
memSize()
+ (this.type == null ? 0 : getType().treeSize())
+ (this.typeArguments == null ? 0 : this.typeArguments.listSize());
}
}