Package javax.script

Examples of javax.script.CompiledScript.eval()

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      if (se instanceof Compilable){
          Compilable co = (Compilable) se;
          CompiledScript cs = co.compile("key");
          assertNotNull(cs);
          assertEquals("value",cs.eval());
            assertEquals("value",cs.eval());         
      } else {
          fail("Expected engine to implement Compilable");
      }
  }
 
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        {
            try
            {
                Bindings binding = new SimpleBindings();
                binding.put("args", args);
                result = script.eval(binding);
            }
            catch(ScriptException ex)
            {
                logger_.warn(LogUtil.throwableToString(ex));
            }
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            "def get_perimeter(x, y)\n" +
              "x + 2.0 * y + Math::PI / 2.0 * x\n" +
            "end\n" +
            "norman_window(2, 1)";
        CompiledScript cs = ((Compilable)instance).compile(script);
        List<Double> result = (List<Double>) cs.eval();
        assertEquals(3.570796327, result.get(0), 0.000001);
        assertEquals(7.141592654, result.get(1), 0.000001);

        instance.getBindings(ScriptContext.ENGINE_SCOPE).clear();
        instance = null;
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        String filename = basedir + "/core/src/test/ruby/org/jruby/embed/ruby/proverbs_of_the_day.rb";
        Reader reader = new FileReader(filename);
       
        instance.put("$day", -1);
        CompiledScript cs = ((Compilable)instance).compile(reader);
        String result = (String) cs.eval();
        String expResult = "A rolling stone gathers no moss.";
        assertEquals(expResult, result);
        result = (String) cs.eval();
        expResult = "A friend in need is a friend indeed.";
        assertEquals(expResult, result);
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        instance.put("$day", -1);
        CompiledScript cs = ((Compilable)instance).compile(reader);
        String result = (String) cs.eval();
        String expResult = "A rolling stone gathers no moss.";
        assertEquals(expResult, result);
        result = (String) cs.eval();
        expResult = "A friend in need is a friend indeed.";
        assertEquals(expResult, result);
        result = (String) cs.eval();
        expResult = "Every garden may have some weeds.";
        assertEquals(expResult, result);
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        String expResult = "A rolling stone gathers no moss.";
        assertEquals(expResult, result);
        result = (String) cs.eval();
        expResult = "A friend in need is a friend indeed.";
        assertEquals(expResult, result);
        result = (String) cs.eval();
        expResult = "Every garden may have some weeds.";
        assertEquals(expResult, result);
       
        instance.getBindings(ScriptContext.ENGINE_SCOPE).clear();
        instance = null;
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    // compile the script
    CompiledScript script = ((Compilable) engine).compile(scriptSource);
    // eval the script with the associated namespace
    Object o = null;
    try {
      o = script.eval();
    } catch (Exception e) {
      log.error("Problem evaluating script", e);
    }
    if (log.isDebugEnabled()) {
      log.debug("Result of script call: " + o);
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    public void testCompilable() throws Exception {
        assertTrue("Engine should implement Compilable", engine instanceof Compilable);
        Compilable cengine = (Compilable) engine;
        CompiledScript script = cengine.compile("40 + 2");
        assertEquals(Integer.valueOf(42), script.eval());
        assertEquals(Integer.valueOf(42), script.eval());
    }
}
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    public void testCompilable() throws Exception {
        assertTrue("Engine should implement Compilable", engine instanceof Compilable);
        Compilable cengine = (Compilable) engine;
        CompiledScript script = cengine.compile("40 + 2");
        assertEquals(Integer.valueOf(42), script.eval());
        assertEquals(Integer.valueOf(42), script.eval());
    }
}
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    public Object interpret(String line) throws ScriptException
    {
      CompiledScript cs = addInput(line);
      if (cs != null) {
          try {
              Object result = cs.eval(this.bindings);
              return result;
          }
          finally
          {
              reset();
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