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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.expr;
import com.github.javaparser.Range;
import com.github.javaparser.ast.nodeTypes.NodeWithTypeArguments;
import com.github.javaparser.ast.type.Type;
import com.github.javaparser.ast.visitor.GenericVisitor;
import com.github.javaparser.ast.visitor.VoidVisitor;
import java.util.List;
import static com.github.javaparser.utils.Utils.ensureNotNull;
/**
* Method reference expressions introduced in Java 8 specifically designed to simplify lambda Expressions.
* These are some examples:
*
* System.out::println;
*
* (test ? stream.map(String::trim) : stream)::toArray;
* @author Raquel Pau
*
*/
public class MethodReferenceExpr extends Expression implements NodeWithTypeArguments<MethodReferenceExpr> {
private Expression scope;
private List<Type<?>> typeArguments;
private String identifier;
public MethodReferenceExpr() {
}
public MethodReferenceExpr(Range range, Expression scope,
List<Type<?>> typeArguments, String identifier) {
super(range);
setIdentifier(identifier);
setScope(scope);
setTypeArguments(typeArguments);
}
@Override
public <R, A> R accept(GenericVisitor<R, A> v, A arg) {
return v.visit(this, arg);
}
@Override
public <A> void accept(VoidVisitor<A> v, A arg) {
v.visit(this, arg);
}
public Expression getScope() {
return scope;
}
public MethodReferenceExpr setScope(Expression scope) {
this.scope = scope;
setAsParentNodeOf(this.scope);
return this;
}
@Override
public List<Type<?>> getTypeArguments() {
return typeArguments;
}
@Override
public MethodReferenceExpr setTypeArguments(final List<Type<?>> types) {
this.typeArguments = types;
setAsParentNodeOf(this.typeArguments);
return this;
}
public String getIdentifier() {
return identifier;
}
public MethodReferenceExpr setIdentifier(String identifier) {
this.identifier = identifier;
return this;
}
}
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