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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
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 */

package com.sun.codemodel;

import java.util.ArrayList;
import java.util.List;


/**
 * For statement
 */

public class JForLoop implements JStatement {
    
    private List inits = new ArrayList();
    private JExpression test = null;
    private List updates = new ArrayList();
    private JBlock body = null;
    
    public JVar init(int mods, JType type, String var, JExpression e) {
        JVar v = new JVar(JMods.forVar(mods), type, var, e);
        inits.add(v);
        return v;
    }
    
    public JVar init(JType type, String var, JExpression e) {
        return init(JMod.NONE, type, var, e);
    }
    
    public void init(JVar v, JExpression e) {
        inits.add(JExpr.assign(v, e));
    }
    
    public void test(JExpression e) {
        this.test = e;
    }
    
    public void update(JExpression e) {
        updates.add(e);
    }
    
    public JBlock body() {
        if (body == null) body = new JBlock();
        return body;
    }
    
    public void state(JFormatter f) {
        f.p("for (");
        boolean first = true;
        for (Object o : inits) {
            if (!first) f.p(',');
            if (o instanceof JVar)
                f.b((JVar) o);
            else
                f.g((JExpression) o);
            first = false;
        }
        f.p(';').g(test).p(';').g(updates).p(')');
        if (body != null)
            f.g(body).nl();
        else
            f.p(';').nl();
    }
    
}
 















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