1/*
2 * Copyright (c) 2015, 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.tools.sjavac;
27
28import java.io.FilterWriter;
29import java.io.IOException;
30import java.io.Writer;
31
32public class AutoFlushWriter extends FilterWriter {
33
34    public AutoFlushWriter(Writer out) {
35        super(out);
36    }
37
38    @Override
39    public void write(int c) throws IOException {
40        super.write(c);
41        if (c == '\n' || c == '\r')
42            flush();
43    }
44
45    @Override
46    public void write(String str, int off, int len) throws IOException {
47        super.write(str, off, len);
48        if (str.contains("\n") || str.contains("\r"))
49            flush();
50    }
51
52    @Override
53    public void write(char[] cbuf, int off, int len) throws IOException {
54        super.write(cbuf, off, len);
55        for (char c : cbuf) {
56            if (c == '\n' || c == '\r') {
57                flush();
58                break;
59            }
60        }
61    }
62}
63