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/*
* Copyright (C) 2007-2010 Júlio Vilmar Gesser.
* Copyright (C) 2011, 2013-2016 The JavaParser Team.
*
* This file is part of JavaParser.
*
* JavaParser can be used either under the terms of
* a) the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* b) the terms of the Apache License
*
* You should have received a copy of both licenses in LICENCE.LGPL and
* LICENCE.APACHE. Please refer to those files for details.
*
* JavaParser is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*/
package com.github.javaparser.ast.body;
import com.github.javaparser.TokenRange;
import com.github.javaparser.ast.AllFieldsConstructor;
import com.github.javaparser.ast.Modifier;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.NodeList;
import com.github.javaparser.ast.expr.AnnotationExpr;
import com.github.javaparser.ast.expr.Name;
import com.github.javaparser.ast.expr.SimpleName;
import com.github.javaparser.ast.nodeTypes.NodeWithAnnotations;
import com.github.javaparser.ast.nodeTypes.NodeWithName;
import com.github.javaparser.ast.nodeTypes.NodeWithSimpleName;
import com.github.javaparser.ast.nodeTypes.NodeWithType;
import com.github.javaparser.ast.nodeTypes.modifiers.NodeWithFinalModifier;
import com.github.javaparser.ast.observer.ObservableProperty;
import com.github.javaparser.ast.type.ClassOrInterfaceType;
import com.github.javaparser.ast.type.Type;
import com.github.javaparser.ast.visitor.CloneVisitor;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import com.github.javaparser.metamodel.JavaParserMetaModel;
import com.github.javaparser.metamodel.ParameterMetaModel;
import javax.annotation.Generated;
import java.util.EnumSet;
import static com.github.javaparser.utils.Utils.assertNotNull;
import com.github.javaparser.metamodel.ReceiverParameterMetaModel;
/**
* The rather obscure <a href="http://blog.joda.org/2015/12/explicit-receiver-parameters.html">"receiver parameter" feature of Java</a>.
*
* <br/>All annotations preceding the type will be set on this object, not on the type.
* JavaParser doesn't know if it they are applicable to the receiver parameter or the type.
*
* @author Julio Vilmar Gesser
*/
public final class ReceiverParameter extends Node implements NodeWithType<ReceiverParameter, Type>, NodeWithAnnotations<ReceiverParameter>, NodeWithName<ReceiverParameter> {
private Type type;
private NodeList<AnnotationExpr> annotations;
private Name name;
public ReceiverParameter() {
this(null, new NodeList<>(), new ClassOrInterfaceType(), new Name());
}
public ReceiverParameter(Type type, Name name) {
this(null, new NodeList<>(), type, name);
}
/**
* Creates a new {@link ReceiverParameter}.
*
* @param type type of the parameter
* @param name name of the parameter
*/
public ReceiverParameter(Type type, String name) {
this(null, new NodeList<>(), type, new Name(name));
}
@AllFieldsConstructor
public ReceiverParameter(NodeList<AnnotationExpr> annotations, Type type, Name name) {
this(null, annotations, type, name);
}
/**
* This constructor is used by the parser and is considered private.
*/
@Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")
public ReceiverParameter(TokenRange tokenRange, NodeList<AnnotationExpr> annotations, Type type, Name name) {
super(tokenRange);
setAnnotations(annotations);
setType(type);
setName(name);
customInitialization();
}
@Override
@Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {
return v.visit(this, arg);
}
@Override
@Generated("com.github.javaparser.generator.core.node.AcceptGenerator")
public <A> void accept(final VoidVisitor<A> v, final A arg) {
v.visit(this, arg);
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public Type getType() {
return type;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public ReceiverParameter setType(final Type type) {
assertNotNull(type);
if (type == this.type) {
return (ReceiverParameter) this;
}
notifyPropertyChange(ObservableProperty.TYPE, this.type, type);
if (this.type != null)
this.type.setParentNode(null);
this.type = type;
setAsParentNodeOf(type);
return this;
}
/**
* @return the list returned could be immutable (in that case it will be empty)
*/
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public NodeList<AnnotationExpr> getAnnotations() {
return annotations;
}
/**
* @param annotations a null value is currently treated as an empty list. This behavior could change in the future,
* so please avoid passing null
*/
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public ReceiverParameter setAnnotations(final NodeList<AnnotationExpr> annotations) {
assertNotNull(annotations);
if (annotations == this.annotations) {
return (ReceiverParameter) this;
}
notifyPropertyChange(ObservableProperty.ANNOTATIONS, this.annotations, annotations);
if (this.annotations != null)
this.annotations.setParentNode(null);
this.annotations = annotations;
setAsParentNodeOf(annotations);
return this;
}
@Override
@Generated("com.github.javaparser.generator.core.node.CloneGenerator")
public ReceiverParameter clone() {
return (ReceiverParameter) accept(new CloneVisitor(), null);
}
@Override
@Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")
public ReceiverParameterMetaModel getMetaModel() {
return JavaParserMetaModel.receiverParameterMetaModel;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public Name getName() {
return name;
}
@Generated("com.github.javaparser.generator.core.node.PropertyGenerator")
public ReceiverParameter setName(final Name name) {
assertNotNull(name);
if (name == this.name) {
return (ReceiverParameter) this;
}
notifyPropertyChange(ObservableProperty.NAME, this.name, name);
if (this.name != null)
this.name.setParentNode(null);
this.name = name;
setAsParentNodeOf(name);
return this;
}
@Override
@Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")
public boolean remove(Node node) {
if (node == null)
return false;
for (int i = 0; i < annotations.size(); i++) {
if (annotations.get(i) == node) {
annotations.remove(i);
return true;
}
}
return super.remove(node);
}
@Override
@Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")
public boolean replace(Node node, Node replacementNode) {
if (node == null)
return false;
for (int i = 0; i < annotations.size(); i++) {
if (annotations.get(i) == node) {
annotations.set(i, (AnnotationExpr) replacementNode);
return true;
}
}
if (node == name) {
setName((Name) replacementNode);
return true;
}
if (node == type) {
setType((Type) replacementNode);
return true;
}
return super.replace(node, replacementNode);
}
}
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