Examples with ParserConfiguration org.mvel2.ParserConfiguration used on opensource projects

Example 26 with ParserConfiguration

use of org.mvel2.ParserConfiguration in project mvel by mvel.

the class CoreConfidenceTests method testMapAccessWithNestedPropertyRepeated.

public void testMapAccessWithNestedPropertyRepeated() {
    /*
     * 181 - Nested property access successful in ReflectiveAccessorOptimizer 
     *   but fails in ASMAccessorOptimizer
     */
    String str = "map[key] == \"one\"";
    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("this", POJO.class);
    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
    POJO ctx = new POJO();
    ctx.getMap().put("1", "one");
    for (int i = 0; i < 500; ++i) {
        try {
            Boolean result = (Boolean) MVEL.executeExpression(stmt, ctx);
            assertTrue(result);
        } catch (RuntimeException ex) {
            if (i == 0) {
                throw ex;
            }
            throw new IllegalStateException("Expression failed at iteration " + i, ex);
        }
    }
}

Example 27 with ParserConfiguration

use of org.mvel2.ParserConfiguration in project mvel by mvel.

the class CoreConfidenceTests method testCharToStringCoercionForComparison.

public void testCharToStringCoercionForComparison() {
    ParserConfiguration conf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(conf);
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    pctx.addInput("ch", Character.class);
    Map vars = new HashMap() {

        {
            put("ch", 'a');
        }
    };
    assertEquals(true, MVEL.executeExpression(MVEL.compileExpression("ch == \"a\"", pctx), vars));
    assertEquals(false, MVEL.executeExpression(MVEL.compileExpression("ch == \"b\"", pctx), vars));
// assertEquals(true, MVEL.executeExpression(MVEL.compileExpression("\"a\" == ch", pctx), vars));
// assertEquals(false, MVEL.executeExpression(MVEL.compileExpression("\"b\" == ch", pctx), vars));
}

Example 28 with ParserConfiguration

use of org.mvel2.ParserConfiguration in project mvel by mvel.

the class CoreConfidenceTests method testMethodScoring.

public void testMethodScoring() {
    OptimizerFactory.setDefaultOptimizer("ASM");
    ParserConfiguration pconf = new ParserConfiguration();
    for (Method m : StaticMethods.class.getMethods()) {
        if (Modifier.isStatic(m.getModifiers())) {
            pconf.addImport(m.getName(), m);
        }
    }
    pconf.addImport("TestCase", TestCase.class);
    ParserContext pctx = new ParserContext(pconf);
    Map<String, Object> vars = new HashMap<String, Object>();
    // this is successful
    TestCase.assertTrue(StaticMethods.is(StaticMethods.getList(java.util.Formatter.class)));
    // this also should be fine
    Serializable expr = MVEL.compileExpression("TestCase.assertTrue( is( getList( java.util.Formatter ) ) )", pctx);
    executeExpression(expr, vars);
}

Example 29 with ParserConfiguration

use of org.mvel2.ParserConfiguration in project mvel by mvel.

the class CoreConfidenceTests method checkOperation.

private void checkOperation(String expression, int expectedResult) {
    AtomicInteger i = new AtomicInteger(10);
    VariableResolverFactory factory = new MapVariableResolverFactory(new HashMap<String, Object>());
    factory.createVariable("i", i);
    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    pctx.addInput("i", AtomicInteger.class);
    Serializable compiledExpr = MVEL.compileExpression(expression, pctx);
    int result = (Integer) MVEL.executeExpression(compiledExpr, null, factory);
    assertEquals(expectedResult, result);
}

Example 30 with ParserConfiguration

use of org.mvel2.ParserConfiguration in project mvel by mvel.

the class CoreConfidenceTests method testStrictModeAddAll.

public void testStrictModeAddAll() {
    String str = "list.addAll( o );";
    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("o", Object.class);
    pctx.addInput("list", ArrayList.class);
    try {
        ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
        fail("This should not compileShared, as o is not of a type Collection");
    } catch (Exception e) {
    }
}