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Java > Open Source Codes > com > idaremedia > antx > ownhelpers > io > NullPrintStream


1 /**
2  * $Id: NullPrintStream.java 180 2007-03-15 12:56:38Z ssmc $
3  * Copyright 2004 iDare Media, Inc. All rights reserved.
4  *
5  * Originally written by iDare Media, Inc. for release into the public domain. This
6  * library, source form and binary form, is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public License (LGPL) as published
8  * by the Free Software Foundation; either version 2.1 of the License, or (at your option)
9  * any later version.<p>
10  *
11  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
12  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13  * See the GNU LGPL for more details.<p>
14  *
15  * You should have received a copy of the GNU Lesser General Public License along with this
16  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite
17  * 330, Boston, MA 02111-1307 USA. The GNU LGPL can be found online at
18  * http://www.fsf.org/copyleft/lesser.html<p>
19  *
20  * This product has been influenced by several projects within the open-source community.
21  * The JWare developers wish to acknowledge the open-source community's support. For more
22  * information regarding the open-source products used within JWare, please visit the
23  * JWare website.
24  *----------------------------------------------------------------------------------------*
25  * WEBSITE- http://www.jware.info EMAIL- inquiries@jware.info
26  *----------------------------------------------------------------------------------------*
27  **/
28
29 package com.idaremedia.antx.ownhelpers.io;
30
31 import java.io.PrintStream JavaDoc;
32
33 /**
34  * Null-proxy for a PrintStream. Mucho more efficient that creating a regular
35  * PrintStream around a {@linkplain NullStream}.
36  *
37  * @since JWare/AntX 0.4
38  * @author ssmc, &copy;2004 <a HREF="http://www.jware.info">iDare&nbsp;Media,&nbsp;Inc.</a>
39  * @version 0.5
40  * @.safety multiple
41  * @.group impl,helper
42  * @.pattern JWare.NullProxy
43  * @see NullStream
44  **/
45
46 public final class NullPrintStream extends PrintStream JavaDoc
47 {
48     /**
49      * Proxy for the standard System.err stream.
50      **/
51     public static final NullPrintStream err= new NullPrintStream();
52
53
54     /**
55      * Proxy for the standard System.out stream.
56      **/
57     public static final NullPrintStream out= new NullPrintStream();
58
59
60
61     /**
62      * Initialize a new null proxy for a print stream.
63      **/
64     public NullPrintStream() {
65         super(new NullStream());
66     }
67
68
69     // Inherit javadocs -------------------------------------------
70
71     public void close() {
72     }
73
74     public void flush() {
75     }
76
77     public void print(boolean b) {
78     }
79
80     public void print(char c) {
81     }
82
83     public void print(char[] c) {
84     }
85
86     public void print(double d) {
87     }
88
89     public void print(float f) {
90     }
91
92     public void print(int i) {
93     }
94
95     public void print(long l) {
96     }
97
98     public void print(Object JavaDoc o) {
99     }
100
101     public void print(String JavaDoc s) {
102     }
103
104     public void println() {
105     }
106
107     public void println(boolean b) {
108     }
109
110     public void println(char c) {
111     }
112
113     public void println(char[] c) {
114     }
115
116     public void println(double d) {
117     }
118
119     public void println(float f) {
120     }
121
122     public void println(int i) {
123     }
124
125     public void println(long l) {
126     }
127
128     public void println(Object JavaDoc o) {
129     }
130
131     public void println(String JavaDoc s) {
132     }
133
134     public void write(byte[] buf) {
135     }
136
137     public void write(byte[] buf, int off, int len) {
138     }
139
140     public void write(int b) {
141     }
142
143     public boolean checkError() {
144         return false;
145     }
146 }
147
148 /* end-of-NullPrintStream.java */
149
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