TaskIO


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.core.execution;
21  
22  import java.io.Reader  ;
23  import java.io.Writer  ;
24  
25  import org.openide.windows.InputOutput;
26  
27  /** simply contains all ins n' outs for running task
28  * There is one instance for every running task.
29  *
30  * @author Ales Novak
31  * @version 0.11 April 24, 1998
32  */
33  class TaskIO {
34  
35      /** No name */
36      static final String   VOID = "noname"; // NOI18N
37  
38      /** stdout for task */
39      Writer   out;
40      /** stderr */
41      Writer   err;
42      /** stdin */
43      Reader   in;
44  
45      /** 'theme' for this task */
46      InputOutput inout;
47  
48      /** name for the TaskIO */
49      private String   name;
50  
51      /** Should not be this TaskIO processed by IOTable? */
52      boolean foreign;
53  
54      TaskIO () {
55          name = VOID;
56      }
57  
58      /**
59      * @param inout is an InputOutput
60      * @param name is a name
61      */
62      TaskIO (InputOutput inout) {
63          this(inout, VOID);
64      }
65  
66      /**
67      * @param inout is an InputOutput
68      * @param name is a name
69      */
70      TaskIO (InputOutput inout, String   name) {
71          this.inout = inout;
72          this.name = name;
73      }
74  
75      /**
76      * @param inout is an InputOutput
77      * @param name is a name
78      * @param foreign if true then IOTable never cares about this TaskIO
79      */
80      TaskIO (InputOutput inout, String   name, boolean foreign) {
81          this.inout = inout;
82          this.name = name;
83          this.foreign = foreign;
84      }
85  
86      /** inits out */
87      void initOut () {
88          if (out == null) {
89              out = inout.getOut();
90          }
91      }
92  
93      /** inits err */
94      void initErr() {
95          if (err == null) {
96              err = inout.getErr();
97          }
98      }
99  
100     /** inits in */
101     void initIn() {
102         if (in == null) {
103             in = inout.getIn();
104         }
105     }
106 
107     /**
108     * @return name
109     */
110     String   getName() {
111         return name;
112     }
113 
114     /**
115     * @return InputOutput for this TaskIO
116     */
117     InputOutput getInout() {
118         return inout;
119     }
120 }
121
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