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;

Type method reference expression AST node type (added in JLS8 API).
TypeMethodReference:
    Type :: 
        [ < Type { , Type } > ]
        Identifier

Since:
3.10
@noinstantiate
This class is not intended to be instantiated by clients./**
 * Type method reference expression AST node type (added in JLS8 API).
 * <pre>
 * TypeMethodReference:
 *     Type <b>::</b> 
 *         [ <b>&lt;</b> Type { <b>,</b> Type } <b>&gt;</b> ]
 *         Identifier
 * </pre>
 *
 * @since 3.10
 * @noinstantiate This class is not intended to be instantiated by clients.
 */
@SuppressWarnings({"rawtypes", "unchecked"})
public class TypeMethodReference 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(TypeMethodReference.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(TypeMethodReference.class);

	
The "name" structural property of this node type (child type: SimpleName). /**
	 * The "name" structural property of this node type (child type: {@link SimpleName}).
	 */
	public static final ChildPropertyDescriptor NAME_PROPERTY =
		new ChildPropertyDescriptor(TypeMethodReference.class, "name", SimpleName.class, MANDATORY, NO_CYCLE_RISK); //$NON-NLS-1$

	
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(4);
		createPropertyList(TypeMethodReference.class, propertyList);
		addProperty(TYPE_PROPERTY, propertyList);
		addProperty(TYPE_ARGUMENTS_PROPERTY, propertyList);
		addProperty(NAME_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;

	
The method name; lazily initialized; defaults to an unspecified,
legal Java method name.
/**
	 * The method name; lazily initialized; defaults to an unspecified,
	 * legal Java method name.
	 */
	private SimpleName methodName = null;

	
Creates a new AST node for an TypeMethodReference 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 TypeMethodReference 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
	 */
	TypeMethodReference(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 == NAME_PROPERTY) {
			if (get) {
				return getName();
			} else {
				setName((SimpleName) child);
				return null;
			}
		}
		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 TYPE_METHOD_REFERENCE;
	}

	@Override
	ASTNode clone0(AST target) {
		TypeMethodReference result = new TypeMethodReference(target);
		result.setSourceRange(getStartPosition(), getLength());
		result.setType((Type) ASTNode.copySubtree(target, getType()));
		result.typeArguments().addAll(ASTNode.copySubtrees(target, typeArguments()));
		result.setName((SimpleName) getName().clone(target));
		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);
			acceptChild(visitor, getName());
		}
		visitor.endVisit(this);
	}

	
Returns the type of this type method reference expression.
Returns:
the type node/**
	 * Returns the type of this type method 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 type method 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 type method 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 type method reference expression.
Returns:
the live list of type arguments (element type: Type)/**
	 * Returns the live ordered list of type arguments of this type method reference expression.
	 *
	 * @return the live list of type arguments
	 *    (element type: {@link Type})
	 */
	@Override
	public List typeArguments() {
		return this.typeArguments;
	}

	
Returns the name of the method referenced in this expression.
Returns:
the method name node/**
	 * Returns the name of the method referenced in this expression.
	 *
	 * @return the method name node
	 */
	public SimpleName getName() {
		if (this.methodName == null) {
			// lazy init must be thread-safe for readers
			synchronized (this) {
				if (this.methodName == null) {
					preLazyInit();
					this.methodName = new SimpleName(this.ast);
					postLazyInit(this.methodName, NAME_PROPERTY);
				}
			}
		}
		return this.methodName;
	}

	
Sets the name of the method referenced in this expression to the
given name.
Params:
name – the new method name
Throws:
IllegalArgumentException – if:

the node belongs to a different AST
the node already has a parent
/**
	 * Sets the name of the method referenced in this expression to the
	 * given name.
	 *
	 * @param name the new method name
	 * @exception IllegalArgumentException if:
	 * <ul>
	 * <li>the node belongs to a different AST</li>
	 * <li>the node already has a parent</li>
	 * </ul>
	 */
	public void setName(SimpleName name) {
		if (name == null) {
			throw new IllegalArgumentException();
		}
		ASTNode oldChild = this.methodName;
		preReplaceChild(oldChild, name, NAME_PROPERTY);
		this.methodName = name;
		postReplaceChild(oldChild, name, NAME_PROPERTY);
	}

	@Override
	int memSize() {
		// treat Code as free
		return BASE_NODE_SIZE + 3 * 4;
	}

	@Override
	int treeSize() {
		return
			memSize()
			+ (this.type == null ? 0 : getType().treeSize())
			+ (this.typeArguments == null ? 0 : this.typeArguments.listSize())
			+ (this.methodName == null ? 0 : getName().treeSize());
	}
}