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

Example 51 with ParserConfiguration

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

the class ArithmeticTests method testIntsWithDivision.

public void testIntsWithDivision() {
    String str = "0 == x - (y/2)";
    ParserConfiguration pconf = new ParserConfiguration();
    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);
    assertTrue(result);
}

Example 52 with ParserConfiguration

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

the class ArithmeticTests method testStaticMathCeilWithJavaClassStyleLiterals.

public void testStaticMathCeilWithJavaClassStyleLiterals() {
    MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = true;
    try {
        String str = "java.lang.Math.ceil( x/3.0 )";
        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 {
        MVEL.COMPILER_OPT_SUPPORT_JAVA_STYLE_CLASS_LITERALS = false;
    }
}

Example 53 with ParserConfiguration

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

the class TypesAndInferenceTests method testGenerics1.

public void testGenerics1() {
    String str = "addresses[0] == new Address(\"s1\") && addresses[0].street == new Address(\"s1\").street";
    ParserConfiguration pconf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrongTyping(true);
    pctx.addInput("this", PersonAddresses.class);
    pctx.addImport(Address.class);
    pctx.addImport(PersonAddresses.class);
    ExecutableStatement stmt = (ExecutableStatement) MVEL.compileExpression(str, pctx);
    PersonAddresses ctx = new PersonAddresses();
    ctx.getAddresses().add(new Address("s1"));
    Boolean result = (Boolean) MVEL.executeExpression(stmt, ctx);
    assertTrue(result);
}

Example 54 with ParserConfiguration

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

the class TypesAndInferenceTests method testStaticMethodsInInputsBug.

public void testStaticMethodsInInputsBug() {
    String text = " getList( java.util.Formatter )";
    ParserConfiguration pconf = new ParserConfiguration();
    for (Method m : CoreConfidenceTests.StaticMethods.class.getMethods()) {
        if (Modifier.isStatic(m.getModifiers())) {
            pconf.addImport(m.getName(), m);
        }
    }
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrictTypeEnforcement(false);
    pctx.setStrongTyping(false);
    Map<String, Object> vars = new HashMap<String, Object>();
    Serializable expr = MVEL.compileExpression(text, pctx);
    List list = (List) MVEL.executeExpression(expr, null, vars);
    assertEquals(Formatter.class, list.get(0));
    assertEquals(0, pctx.getInputs().size());
}

Example 55 with ParserConfiguration

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

the class TypesAndInferenceTests method testStaticMethodCallThrowsException.

public void testStaticMethodCallThrowsException() {
    String text = " ( throwException( ) ) ";
    ParserConfiguration pconf = new ParserConfiguration();
    for (Method m : CoreConfidenceTests.StaticMethods.class.getMethods()) {
        if (Modifier.isStatic(m.getModifiers())) {
            pconf.addImport(m.getName(), m);
        }
    }
    ParserContext pctx = new ParserContext(pconf);
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    Map<String, Object> vars = new HashMap<String, Object>();
    Serializable expr = MVEL.compileExpression(text, pctx);
    try {
        MVEL.executeExpression(expr);
        fail("this should throw an exception");
    } catch (Exception e) {
        e.printStackTrace();
    }
}