1/*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.codemodel.internal;
27
28import java.util.ArrayList;
29import java.util.List;
30
31
32/**
33 * For statement
34 */
35
36public class JForLoop implements JStatement {
37
38    private List<Object> inits = new ArrayList<Object>();
39    private JExpression test = null;
40    private List<JExpression> updates = new ArrayList<JExpression>();
41    private JBlock body = null;
42
43    public JVar init(int mods, JType type, String var, JExpression e) {
44        JVar v = new JVar(JMods.forVar(mods), type, var, e);
45        inits.add(v);
46        return v;
47    }
48
49    public JVar init(JType type, String var, JExpression e) {
50        return init(JMod.NONE, type, var, e);
51    }
52
53    public void init(JVar v, JExpression e) {
54        inits.add(JExpr.assign(v, e));
55    }
56
57    public void test(JExpression e) {
58        this.test = e;
59    }
60
61    public void update(JExpression e) {
62        updates.add(e);
63    }
64
65    public JBlock body() {
66        if (body == null) body = new JBlock();
67        return body;
68    }
69
70    public void state(JFormatter f) {
71        f.p("for (");
72        boolean first = true;
73        for (Object o : inits) {
74            if (!first) f.p(',');
75            if (o instanceof JVar)
76                f.b((JVar) o);
77            else
78                f.g((JExpression) o);
79            first = false;
80        }
81        f.p(';').g(test).p(';').g(updates).p(')');
82        if (body != null)
83            f.g(body).nl();
84        else
85            f.p(';').nl();
86    }
87
88}
89