samples/EvalWithArbitraryThis.java

Tue, 22 Mar 2016 21:31:52 -0700

author
asaha
date
Tue, 22 Mar 2016 21:31:52 -0700
changeset 1810
d0fba38a0705
parent 1524
3f4320a01539
permissions
-rw-r--r--

Added tag jdk8u92-b13 for changeset e2294411edbd

     1 /*
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     3  *
     4  * Redistribution and use in source and binary forms, with or without
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     9  *     notice, this list of conditions and the following disclaimer.
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    11  *   - Redistributions in binary form must reproduce the above copyright
    12  *     notice, this list of conditions and the following disclaimer in the
    13  *     documentation and/or other materials provided with the distribution.
    14  *
    15  *   - Neither the name of Oracle nor the names of its
    16  *     contributors may be used to endorse or promote products derived
    17  *     from this software without specific prior written permission.
    18  *
    19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
    20  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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    29  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    30  */
    32 import javax.script.*;
    33 import jdk.nashorn.api.scripting.*;
    35 // Simple nashorn demo that evals a script with arbitrary script
    36 // object bound as "this" for the evaluated script.
    38 public class EvalWithArbitraryThis {
    39     public static void main(String[] args) throws Exception {
    40         ScriptEngineManager m = new ScriptEngineManager();
    41         ScriptEngine e = m.getEngineByName("nashorn");
    42         Object sobj = e.eval("( { foo: 343, bar: 'hello' } )");
    44         // "this" bound to sobj in this eval.
    45         // so it prints sobj.foo and sobj.bar.
    46         ((ScriptObjectMirror)sobj).eval("print(this.foo); print(this.bar)");
    47     }
    48 }

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