mcimadamore@1142: /*
mcimadamore@1142:  * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
mcimadamore@1142:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@1142:  *
mcimadamore@1142:  * This code is free software; you can redistribute it and/or modify it
mcimadamore@1142:  * under the terms of the GNU General Public License version 2 only, as
mcimadamore@1142:  * published by the Free Software Foundation.  Oracle designates this
mcimadamore@1142:  * particular file as subject to the "Classpath" exception as provided
mcimadamore@1142:  * by Oracle in the LICENSE file that accompanied this code.
mcimadamore@1142:  *
mcimadamore@1142:  * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@1142:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@1142:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
mcimadamore@1142:  * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@1142:  * accompanied this code).
mcimadamore@1142:  *
mcimadamore@1142:  * You should have received a copy of the GNU General Public License version
mcimadamore@1142:  * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@1142:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@1142:  *
mcimadamore@1142:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
mcimadamore@1142:  * or visit www.oracle.com if you need additional information or have any
mcimadamore@1142:  * questions.
mcimadamore@1142:  */
mcimadamore@1142: 
mcimadamore@1142: package com.sun.source.tree;
mcimadamore@1142: 
mcimadamore@1142: import java.util.List;
mcimadamore@1142: 
mcimadamore@1142: /**
mcimadamore@1142:  * A tree node for a lambda expression.
mcimadamore@1142:  *
mcimadamore@1142:  * For example:
mcimadamore@1142:  * <pre>
mcimadamore@1142:  *   ()->{}
mcimadamore@1142:  *   (List<String> ls)->ls.size()
mcimadamore@1142:  *   (x,y)-> { return x + y; }
mcimadamore@1142:  * </pre>
mcimadamore@1142:  */
mcimadamore@1142: public interface LambdaExpressionTree extends ExpressionTree {
mcimadamore@1142: 
mcimadamore@1142:     /**
mcimadamore@1142:      * Lambda expressions come in two forms: (i) expression lambdas, whose body
mcimadamore@1142:      * is an expression, and (ii) statement lambdas, whose body is a block
mcimadamore@1142:      */
mcimadamore@1142:     public enum BodyKind {
mcimadamore@1142:         /** enum constant for expression lambdas */
mcimadamore@1142:         EXPRESSION,
mcimadamore@1142:         /** enum constant for statement lambdas */
mcimadamore@1142:         STATEMENT;
mcimadamore@1142:     }
mcimadamore@1142: 
mcimadamore@1142:     List<? extends VariableTree> getParameters();
mcimadamore@1142:     Tree getBody();
mcimadamore@1142:     BodyKind getBodyKind();
mcimadamore@1142: }