1 /*
2 * Copyright (c) 2020, 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
26 package pseudoScriptEngineCompilable;
27
28 import javax.script.ScriptEngine;
29 import javax.script.ScriptEngineFactory;
30
31 import java.lang.StringBuilder;
32 import java.util.Arrays;
33 import java.util.List;
34
35
36 public class RgfPseudoScriptEngineCompilableFactory implements ScriptEngineFactory {
37 static final String ENGINE_NAME = "RgfPseudoScriptLanguageCompilable (SQTMC) 1.0.0";
38 static final String SHORT_ENGINE_NAME = "sqtmc";
39 static final String ENGINE_VERSION = "100.20200228";
40 static final List<String> EXTENSIONS = Arrays.asList("sqtmc", "SQTMC");
41 static final String LANGUAGE_NAME = "RgfPseudoScriptLanguageCompilable";
42 static final String LANGUAGE_VERSION = "1.0.0.100.20200228";
43 static final List<String> MIME_TYPES = Arrays.asList("text/sqtmc", "application/x-sqtmc");
44 static final String THREADING = "MULTITHREADED";
45 static final List<String> ENGINE_NAMES = Arrays.asList(SHORT_ENGINE_NAME, "RgfPseudoSLCompilable");
46
47 public String getEngineName() {
48 return ENGINE_NAME;
49 }
50
51 public String getEngineVersion() {
52 return ENGINE_VERSION;
53 }
54
55 public List<String> getExtensions() {
56 return EXTENSIONS;
57 }
58
59 public String getLanguageName() {
60 return LANGUAGE_NAME;
61 }
62
63 public String getLanguageVersion() {
64 return LANGUAGE_VERSION;
65 }
66
67 public String getName() {
68 return ENGINE_NAME;
69 }
70
71 public String getMethodCallSyntax(String obj, String m, String... args) {
72 return "obj~(m, ...) /* ooRexx style */ ";
73 }
74
75 public List<String> getMimeTypes() {
76 return MIME_TYPES;
77 }
78
79 public List<String> getNames() {
80 return ENGINE_NAMES;
81 }
82
83 public String getOutputStatement(String toDisplay) {
84 String tmpDisplay = toStringLiteral(toDisplay);
85 return "say " + tmpDisplay + " /* Rexx style (duplicate quotes within string) */ ";
86 }
87
88 String toStringLiteral(String toDisplay) {
89 if (toDisplay == null) {
90 return "\"\"";
91 }
92 return '"' + toDisplay.replace("\"","\"\"") + '"';
93 }
94
95 public Object getParameter(final String key) {
96 switch (key) {
97 case "THREADING":
98 return THREADING;
99
100 case ScriptEngine.NAME:
101 return SHORT_ENGINE_NAME;
102
103 case ScriptEngine.ENGINE:
104 return ENGINE_NAME;
105
106 case ScriptEngine.ENGINE_VERSION:
107 return ENGINE_VERSION;
108
109 case ScriptEngine.LANGUAGE:
110 return LANGUAGE_NAME;
111
112 case ScriptEngine.LANGUAGE_VERSION:
113 return LANGUAGE_VERSION;
114
115 default:
116 return null;
117 }
118 }
119
120 public String getProgram(String... statements) {
121 if (statements == null) {
122 return "";
123 }
124
125 StringBuilder sb = new StringBuilder();
126 for (int i = 0; i < statements.length; i++) {
127 if (statements[i] == null) {
128 sb.append("\tsay 'null'; /* Rexx style */ \n");
129 }
130 else {
131 sb.append("\t" + statements[i] + ";\n");
132 }
133 }
134 return sb.toString();
135 }
136
137 public ScriptEngine getScriptEngine() {
138 return new RgfPseudoScriptEngineCompilable();
139 }
140 }