duke@1: /*
tbell@45:  * Copyright 2005-2006 Sun Microsystems, Inc.  All Rights Reserved.
duke@1:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1:  *
duke@1:  * This code is free software; you can redistribute it and/or modify it
duke@1:  * under the terms of the GNU General Public License version 2 only, as
duke@1:  * published by the Free Software Foundation.  Sun designates this
duke@1:  * particular file as subject to the "Classpath" exception as provided
duke@1:  * by Sun in the LICENSE file that accompanied this code.
duke@1:  *
duke@1:  * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
duke@1:  * version 2 for more details (a copy is included in the LICENSE file that
duke@1:  * accompanied this code).
duke@1:  *
duke@1:  * You should have received a copy of the GNU General Public License version
duke@1:  * 2 along with this work; if not, write to the Free Software Foundation,
duke@1:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1:  *
duke@1:  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@1:  * CA 95054 USA or visit www.sun.com if you need additional information or
duke@1:  * have any questions.
duke@1:  */
duke@1: package com.sun.codemodel.internal;
duke@1: 
duke@1: /**
duke@1:  * ForEach Statement
duke@1:  * This will generate the code for statement based on the new
duke@1:  * j2se 1.5 j.l.s.
duke@1:  *
duke@1:  * @author Bhakti
duke@1:  */
duke@1: public final class JForEach implements JStatement {
duke@1: 
tbell@50:         private final JType type;
tbell@50:         private final String var;
tbell@50:         private JBlock body = null; // lazily created
tbell@50:         private final JExpression collection;
duke@1:     private final JVar loopVar;
duke@1: 
tbell@50:         public JForEach(JType vartype, String variable, JExpression collection) {
duke@1: 
tbell@50:                 this.type = vartype;
tbell@50:                 this.var = variable;
tbell@50:                 this.collection = collection;
duke@1:         loopVar = new JVar(JMods.forVar(JMod.NONE), type, var, collection);
duke@1:     }
duke@1: 
duke@1: 
duke@1:     /**
duke@1:      * Returns a reference to the loop variable.
duke@1:      */
tbell@50:         public JVar var() {
tbell@50:                 return loopVar;
tbell@50:         }
duke@1: 
tbell@50:         public JBlock body() {
tbell@50:                 if (body == null)
tbell@50:                         body = new JBlock();
tbell@50:                 return body;
tbell@50:         }
duke@1: 
tbell@50:         public void state(JFormatter f) {
tbell@50:                 f.p("for (");
tbell@50:                 f.g(type).id(var).p(": ").g(collection);
tbell@50:                 f.p(')');
tbell@50:                 if (body != null)
tbell@50:                         f.g(body).nl();
tbell@50:                 else
tbell@50:                         f.p(';').nl();
tbell@50:         }
duke@1: 
duke@1: }