Package org.mvel2.compiler

Examples of org.mvel2.compiler.ExecutableStatement

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    ParserContext pctx = new ParserContext(pconf);
    pctx.addInput( "$c", Column.class );
    pctx.setStrongTyping(true);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
    Map<String,Object> vars = new HashMap<String, Object>();
    Column c = new Column("x", 1);
    c.setCheeses( new Cheese[5][5] );
    vars.put( "$c", c );
    MVEL.executeExpression(stmt, null, vars);
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    pctx.setStrongTyping(true);
    pctx.addInput("$y", int.class);

    Map<String, Object> vars = new HashMap<String, Object>();

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
    for (int i = 0; i < 500; i++) {
      int y = i;
      boolean expected = y % 4 == 0 && y % 100 != 0 || y % 400 == 0;
      vars.put("$y", y);
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    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("x", int.class);
    pctx.addInput("y", int.class);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

    Map vars = new HashMap();
    vars.put("x", 50);
    vars.put("y", 100);
    Boolean result = (Boolean) MVEL.executeExpression(stmt, vars);
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    pconf.addImport("Math", Math.class);
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("x", int.class);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

    Map vars = new HashMap();
    vars.put("x", 4);
    Boolean result = (Boolean) MVEL.executeExpression(stmt, vars);
    assertTrue(result);
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    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("x", int.class);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

    Map vars = new HashMap();
    vars.put("x", 4);
    assertEquals(new Integer( 2 ), MVEL.executeExpression(stmt, vars));
  } 
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      ParserConfiguration pconf = new ParserConfiguration();
      ParserContext pctx = new ParserContext(pconf);
      pctx.setStrongTyping(true);
      pctx.addInput("x", int.class);

      ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

      Map vars = new HashMap();
      vars.put("x", 4);
      assertEquals(Math.ceil((double) 4 / 3), MVEL.executeExpression(stmt, vars));
    } finally {
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    pconf.addImport("Math", Math.class);
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("x", Integer.class);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

    Map vars = new HashMap();
    vars.put("x", 4);
    assertEquals(Math.ceil((double) 4 / 3), MVEL.executeExpression(stmt, vars));
  }
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    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);

    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);

    Map vars = new HashMap();
    assertEquals(new Integer(100), MVEL.executeExpression(stmt, vars));
  }
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    String str = "import java.math.BigDecimal; BigDecimal test = new BigDecimal(\"50000\"); System.out.println(test / new BigDecimal(\"1.13\"));";
    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.setStrictTypeEnforcement(true);
    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
    MVEL.executeExpression(stmt, new HashMap());
  }
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  public void testArrayLength() {
    ParserContext context = new ParserContext();
    context.setStrongTyping(true);
    context.addInput("x",
        String[].class);
    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression("x.length", context);
  }
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