- * MethodRef:
- * [ Name ] # Identifier
- * ( [ MethodRefParameter | { , MethodRefParameter } ] )
- *
- *
- * @see Javadoc
- * @since 3.0
- * @noinstantiate This class is not intended to be instantiated by clients.
- */
-public class MethodRef extends ASTNode implements IDocElement {
-
- /**
- * The "qualifier" structural property of this node type.
- * @since 3.0
- */
- public static final ChildPropertyDescriptor QUALIFIER_PROPERTY =
- new ChildPropertyDescriptor(MethodRef.class, "qualifier", Name.class, OPTIONAL, NO_CYCLE_RISK); //$NON-NLS-1$
-
- /**
- * The "name" structural property of this node type.
- * @since 3.0
- */
- public static final ChildPropertyDescriptor NAME_PROPERTY =
- new ChildPropertyDescriptor(MethodRef.class, "name", SimpleName.class, MANDATORY, NO_CYCLE_RISK); //$NON-NLS-1$
-
- /**
- * The "parameters" structural property of this node type.
- * @since 3.0
- */
- public static final ChildListPropertyDescriptor PARAMETERS_PROPERTY =
- new ChildListPropertyDescriptor(MethodRef.class, "parameters", MethodRefParameter.class, NO_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(4);
- createPropertyList(MethodRef.class, properyList);
- addProperty(QUALIFIER_PROPERTY, properyList);
- addProperty(NAME_PROPERTY, properyList);
- addProperty(PARAMETERS_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 optional qualifier; null for none; defaults to none.
- */
- private Name optionalQualifier = null;
-
- /**
- * The method name; lazily initialized; defaults to a unspecified,
- * legal Java method name.
- */
- private SimpleName methodName = null;
-
- /**
- * The parameter declarations
- * (element type: MethodRefParameter).
- * Defaults to an empty list.
- */
- private ASTNode.NodeList parameters =
- new ASTNode.NodeList(PARAMETERS_PROPERTY);
-
-
- /**
- * Creates a new AST node for a method reference owned by the given
- * AST. By default, the method reference is for a method with an
- * unspecified, but legal, name; no qualifier; and an empty parameter
- * list.
- * - * 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 - */ - MethodRef(AST ast) { - super(ast); - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - final List internalStructuralPropertiesForType(int apiLevel) { - return propertyDescriptors(apiLevel); - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - final ASTNode internalGetSetChildProperty(ChildPropertyDescriptor property, boolean get, ASTNode child) { - if (property == QUALIFIER_PROPERTY) { - if (get) { - return getQualifier(); - } else { - setQualifier((Name) child); - return null; - } - } - if (property == NAME_PROPERTY) { - if (get) { - return getName(); - } else { - setName((SimpleName) child); - return null; - } - } - // allow default implementation to flag the error - return super.internalGetSetChildProperty(property, get, child); - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - final List internalGetChildListProperty(ChildListPropertyDescriptor property) { - if (property == PARAMETERS_PROPERTY) { - return parameters(); - } - // allow default implementation to flag the error - return super.internalGetChildListProperty(property); - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - final int getNodeType0() { - return METHOD_REF; - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - ASTNode clone0(AST target) { - MethodRef result = new MethodRef(target); - result.setSourceRange(this.getStartPosition(), this.getLength()); - result.setQualifier((Name) ASTNode.copySubtree(target, getQualifier())); - result.setName((SimpleName) ASTNode.copySubtree(target, getName())); - result.parameters().addAll( - ASTNode.copySubtrees(target, parameters())); - return result; - } - - /* (omit javadoc for this method) - * Method declared on ASTNode. - */ - final boolean subtreeMatch0(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, getQualifier()); - acceptChild(visitor, getName()); - acceptChildren(visitor, this.parameters); - } - visitor.endVisit(this); - } - - /** - * Returns the qualifier of this method reference, or - *null if there is none.
- *
- * @return the qualifier name node, or null if there is none
- */
- public Name getQualifier() {
- return this.optionalQualifier;
- }
-
- /**
- * Sets or clears the qualifier of this method reference.
- *
- * @param name the qualifier name node, or null if
- * there is none
- * @exception IllegalArgumentException if:
- * nullMethodRefParameter)
- */
- public List parameters() {
- return this.parameters;
- }
-
- /**
- * Resolves and returns the binding for the entity referred to by
- * this method reference.
- * - * Note that bindings are generally unavailable unless requested when the - * AST is being built. - *
- * - * @return the binding, ornull if the binding cannot be
- * resolved
- */
- public final IBinding resolveBinding() {
- return this.ast.getBindingResolver().resolveReference(this);
- }
-
- /* (omit javadoc for this method)
- * Method declared on ASTNode.
- */
- int memSize() {
- return BASE_NODE_SIZE + 3 * 4;
- }
-
- /* (omit javadoc for this method)
- * Method declared on ASTNode.
- */
- int treeSize() {
- return
- memSize()
- + (this.optionalQualifier == null ? 0 : getQualifier().treeSize())
- + (this.methodName == null ? 0 : getName().treeSize())
- + this.parameters.listSize();
- }
-}
-