antlr.v4.runtime.atn.ATNDeserializationOptions source code

1 /*
2  * [The "BSD license"]
3  *  Copyright (c) 2013 Terence Parr
4  *  Copyright (c) 2013 Sam Harwell
5  *  Copyright (c) 2017 Egbert Voigt
6  *  All rights reserved.
7  *
8  *  Redistribution and use in source and binary forms, with or without
9  *  modification, are permitted provided that the following conditions
10  *  are met:
11  *
12  *  1. Redistributions of source code must retain the above copyright
13  *     notice, this list of conditions and the following disclaimer.
14  *  2. Redistributions in binary form must reproduce the above copyright
15  *     notice, this list of conditions and the following disclaimer in the
16  *     documentation and/or other materials provided with the distribution.
17  *  3. The name of the author may not be used to endorse or promote products
18  *     derived from this software without specific prior written permission.
19  *
20  *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  *  IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  *  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 module antlr.v4.runtime.atn.ATNDeserializationOptions;
33 
34 // Class ATNDeserializationOptions
35 /**
36  * Options setting for deserialization
37  */
38 class ATNDeserializationOptions
39 {
40 
41     public static ATNDeserializationOptions defaultOptions;
42 
43     /**
44      * @uml
45      * @read
46      */
47     private bool readOnly_;
48 
49     /**
50      * @uml
51      * @read
52      * @write
53      */
54     private bool verifyATN_;
55 
56     /**
57      * @uml
58      * @read
59      * @write
60      */
61     private bool generateRuleBypassTransitions_;
62 
63     /**
64      * @uml
65      * @read
66      * @write
67      */
68     private bool optimize_;
69 
70     public static this()
71     {
72         defaultOptions = new ATNDeserializationOptions();
73         defaultOptions.readOnly_ = true;
74     }
75 
76     public this()
77     {
78         this.verifyATN_ = true;
79         this.generateRuleBypassTransitions_ = false;
80         this.optimize_ = true;
81     }
82 
83     public this(ATNDeserializationOptions options)
84     {
85         this.verifyATN_ = options.verifyATN;
86         this.generateRuleBypassTransitions_ = options.generateRuleBypassTransitions;
87         this.optimize_ = options.optimize;
88     }
89 
90     public void makeReadOnly()
91     {
92         readOnly_ = true;
93     }
94 
95     private void throwIfReadOnly()
96     {
97         assert(!readOnly_, "The object is read only.");
98     }
99 
100     public final bool readOnly()
101     {
102         return this.readOnly_;
103     }
104 
105     public final bool verifyATN()
106     {
107         return this.verifyATN_;
108     }
109 
110     public final void verifyATN(bool verifyATN)
111     {
112         this.verifyATN_ = verifyATN;
113     }
114 
115     public final bool generateRuleBypassTransitions()
116     {
117         return this.generateRuleBypassTransitions_;
118     }
119 
120     public final void generateRuleBypassTransitions(bool generateRuleBypassTransitions)
121     {
122         this.generateRuleBypassTransitions_ = generateRuleBypassTransitions;
123     }
124 
125     public final bool optimize()
126     {
127         return this.optimize_;
128     }
129 
130     public final void optimize(bool optimize)
131     {
132         this.optimize_ = optimize;
133     }
134 
135 }