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

Example 36 with ParserContext

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

the class CoreConfidenceTests method testUnaryNegative.

public void testUnaryNegative() {
    ParserConfiguration conf = new ParserConfiguration();
    ParserContext pctx = new ParserContext(conf);
    pctx.setStrictTypeEnforcement(true);
    pctx.setStrongTyping(true);
    pctx.addInput("value", int.class);
    Map vars = new HashMap() {

        {
            put("value", 42);
        }
    };
    assertEquals(-42, MVEL.executeExpression(MVEL.compileExpression("-value", pctx), vars));
}

Example 37 with ParserContext

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

the class CoreConfidenceTests method testMapAccessWithNestedProperty.

public void testMapAccessWithNestedProperty() {
    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");
    Boolean result = (Boolean) MVEL.executeExpression(stmt, ctx);
    assertTrue(result);
}

Example 38 with ParserContext

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

the class CoreConfidenceTests method testJIRA155.

public void testJIRA155() {
    ParserContext pctx = new ParserContext();
    pctx.addImport("returnTrue", MVEL.getStaticMethod(CoreConfidenceTests.class, "returnTrue", new Class[0]));
    assertEquals(true, executeExpression(MVEL.compileExpression("!true || returnTrue()", pctx)));
}

Example 39 with ParserContext

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

the class CoreConfidenceTests method testComaProblemStrikesBack.

public void testComaProblemStrikesBack() {
    String ex = "a.explanation = \"There is a coma, in here\"";
    ParserContext ctx = new ParserContext();
    ExpressionCompiler compiler = new ExpressionCompiler(ex, ctx);
    Serializable s = compiler.compile();
    Base a = new Base();
    Map<String, Object> variables = new HashMap<String, Object>();
    variables.put("a", a);
    executeExpression(s, variables);
    assertEquals("There is a coma, in here", a.data);
}

Example 40 with ParserContext

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

the class CoreConfidenceTests method testArray.

public void testArray() {
    String ex = " TestHelper.method(1, new String[]{\"a\", \"b\"});\n" + " TestHelper.method(2, new String[]{new String(\"a\"), new String(\"b\")});\n" + " TestHelper.method(3, new Fooz[]{new Fooz(\"a\"), new Fooz(\"b\")});";
    ParserContext ctx = new ParserContext();
    ctx.setStrongTyping(true);
    ctx.addImport(TestHelper.class);
    ctx.addImport(Fooz.class);
    ExpressionCompiler compiler = new ExpressionCompiler(ex, ctx);
    OptimizerFactory.setDefaultOptimizer("ASM");
    CompiledExpression expr = compiler.compile();
    executeExpression(expr);
    OptimizerFactory.setDefaultOptimizer("reflective");
    expr = compiler.compile();
    executeExpression(expr);
}