01: /*
02: * $Id: WritableFile.java 3825 2006-06-09 11:22:20Z dierk $
03: *
04: * Copyright 2003 (C) John Wilson. All Rights Reserved.
05: *
06: * Redistribution and use of this software and associated documentation
07: * ("Software"), with or without modification, are permitted provided that the
08: * following conditions are met:
09: * 1. Redistributions of source code must retain copyright statements and
10: * notices. Redistributions must also contain a copy of this document.
11: * 2. Redistributions in binary form must reproduce the above copyright
12: * notice, this list of conditions and the following disclaimer in the
13: * documentation and/or other materials provided with the distribution.
14: * 3. The name "groovy" must not be used to endorse or promote products
15: * derived from this Software without prior written permission of The Codehaus.
16: * For written permission, please contact info@codehaus.org.
17: * 4. Products derived from this Software may not be called "groovy" nor may
18: * "groovy" appear in their names without prior written permission of The
19: * Codehaus. "groovy" is a registered trademark of The Codehaus.
20: * 5. Due credit should be given to The Codehaus - http://groovy.codehaus.org/
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
23: * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25: * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
26: * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29: * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
32: * DAMAGE.
33: *
34: */
35:
36: package org.codehaus.groovy.runtime;
37:
38: import groovy.lang.Writable;
39:
40: import java.io.File;
41: import java.io.IOException;
42: import java.io.Reader;
43: import java.io.Writer;
44:
45: /**
46: * A Writable File.
47: *
48: * @author John Wilson
49: *
50: */
51: public class WritableFile extends File implements Writable {
52: private final String encoding;
53:
54: public WritableFile(final File delegate) {
55: this (delegate, null);
56: }
57:
58: public WritableFile(final File delegate, final String encoding) {
59: super (delegate.toURI());
60: this .encoding = encoding;
61: }
62:
63: public Writer writeTo(final Writer out) throws IOException {
64: final Reader reader = (this .encoding == null) ? DefaultGroovyMethods
65: .newReader(this )
66: : DefaultGroovyMethods.newReader(this , this .encoding);
67:
68: try {
69: int c = reader.read();
70:
71: while (c != -1) {
72: out.write(c);
73: c = reader.read();
74: }
75: } finally {
76: reader.close();
77: }
78: return out;
79: }
80: }
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