1/*
2 * Copyright (c) 1997, 2016, 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.writer;
27
28import java.io.File;
29import java.io.IOException;
30import java.io.OutputStream;
31import java.io.PrintStream;
32import java.io.Writer;
33
34import com.sun.codemodel.internal.CodeWriter;
35import com.sun.codemodel.internal.JPackage;
36
37/**
38 * Filter CodeWriter that writes a progress message to the specified
39 * PrintStream.
40 *
41 * @author
42 *      Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
43 */
44public class ProgressCodeWriter extends FilterCodeWriter {
45    public ProgressCodeWriter( CodeWriter output, PrintStream progress ) {
46        super(output);
47        this.progress = progress;
48        if(progress==null)
49            throw new IllegalArgumentException();
50    }
51
52    private final PrintStream progress;
53
54    @Override
55    public OutputStream openBinary(JPackage pkg, String fileName) throws IOException {
56        report(pkg, fileName);
57        return super.openBinary(pkg,fileName);
58    }
59
60    @Override
61    public Writer openSource(JPackage pkg, String fileName) throws IOException {
62        report(pkg, fileName);
63        return super.openSource(pkg,fileName);
64    }
65
66    private void report(JPackage pkg, String fileName) {
67        if(pkg == null || pkg.isUnnamed())
68            progress.println(fileName);
69        else
70            progress.println(
71                pkg.name().replace('.',File.separatorChar)
72                    +File.separatorChar+fileName);
73    }
74
75}
76