1 /*

     2  * Copyright (c) 2018, 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 dummyNashorn engine.

    28  */

    29 package jdk.dummyNashorn.api.scripting;

    30 import javax.script.*;

    31 import java.util.*;

    32 

    33 public class DummyNashornJSEngineFactory implements ScriptEngineFactory {

    34     public String getEngineName() {

    35         return "dummyNashorn";

    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 "dummyNashorn";

    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         StringBuffer buf = new StringBuffer();

    95         for (int i = 0; i < statements.length; i++) {

    96             buf.append(statements[i]);

    97         }

    98         return buf.toString();

    99     }

   100 

   101     public ScriptEngine getScriptEngine() {

   102         return new DummyNashornJSEngine();

   103     }

   104 

   105     private static List<String> names;

   106     private static List<String> extensions;

   107     private static List<String> mimeTypes;

   108     static {

   109         names = new ArrayList<String>(1);

   110         names.add("dummyNashorn");

   111         names.add("js");

   112         names = Collections.unmodifiableList(names);

   113         extensions = names;

   114         mimeTypes = new ArrayList<String>(0);

   115         mimeTypes = Collections.unmodifiableList(mimeTypes);

   116     }

   117 }