1/*
2 * Copyright (c) 2005, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 *
26 *
27 * This is script engine factory for dummy engine.
28 */
29
30import javax.script.*;
31import java.util.*;
32
33public class DummyScriptEngineFactory implements ScriptEngineFactory {
34    public String getEngineName() {
35        return "dummy";
36    }
37
38    public String getEngineVersion() {
39        return "-1.0";
40    }
41
42    public List<String> getExtensions() {
43        return extensions;
44    }
45
46    public String getLanguageName() {
47        return "dummy";
48    }
49
50    public String getLanguageVersion() {
51        return "-1.0";
52    }
53
54    public String getMethodCallSyntax(String obj, String m, String... args) {
55        StringBuffer buf = new StringBuffer();
56        buf.append("call " + m + " ");
57        buf.append(" on " + obj + " with ");
58        for (int i = 0; i < args.length; i++) {
59            buf.append(args[i] + ", ");
60        }
61        buf.append(";");
62        return buf.toString();
63    }
64
65    public List<String> getMimeTypes() {
66        return mimeTypes;
67    }
68
69    public List<String> getNames() {
70        return names;
71    }
72
73    public String getOutputStatement(String str) {
74        return "output " + str;
75    }
76
77    public String getParameter(String key) {
78        if (key.equals(ScriptEngine.ENGINE)) {
79            return getEngineName();
80        } else if (key.equals(ScriptEngine.ENGINE_VERSION)) {
81            return getEngineVersion();
82        } else if (key.equals(ScriptEngine.NAME)) {
83            return getEngineName();
84        } else if (key.equals(ScriptEngine.LANGUAGE)) {
85            return getLanguageName();
86        } else if (key.equals(ScriptEngine.LANGUAGE_VERSION)) {
87            return getLanguageVersion();
88        } else {
89            return null;
90        }
91    }
92
93    public String getProgram(String... statements) {
94        Objects.requireNonNull(statements);
95        StringBuffer buf = new StringBuffer();
96        for (String stat : statements) {
97            buf.append(Objects.requireNonNull(stat));
98        }
99        return buf.toString();
100    }
101
102    public ScriptEngine getScriptEngine() {
103        return new DummyScriptEngine();
104    }
105
106    private static List<String> names;
107    private static List<String> extensions;
108    private static List<String> mimeTypes;
109    static {
110        names = new ArrayList<String>(1);
111        names.add("dummy");
112        names = Collections.unmodifiableList(names);
113        extensions = names;
114        mimeTypes = new ArrayList<String>(0);
115        mimeTypes = Collections.unmodifiableList(mimeTypes);
116    }
117}
118