Examples with ExpressionCompiler org.mvel2.compiler.ExpressionCompiler used on opensource projects

Example 26 with ExpressionCompiler

use of org.mvel2.compiler.ExpressionCompiler in project mvel by mikebrock.

the class TypesAndInferenceTests method testEgressType.

public void testEgressType() {
    ExpressionCompiler compiler = new ExpressionCompiler("( $cheese )");
    ParserContext context = new ParserContext();
    context.addInput("$cheese", Cheese.class);
    assertEquals(Cheese.class, compiler.compile(context).getKnownEgressType());
}

Example 27 with ExpressionCompiler

use of org.mvel2.compiler.ExpressionCompiler in project mvel by mikebrock.

the class WithTests method testInlineWith2.

public void testInlineWith2() {
    CompiledExpression expr = new ExpressionCompiler("foo.{name = 'poopy', aValue = 'bar', bar.{name = 'foobie'}}").compile();
    Foo f = (Foo) executeExpression(expr, createTestMap());
    assertEquals("poopy", f.getName());
    assertEquals("bar", f.aValue);
    assertEquals("foobie", f.getBar().getName());
}

Example 28 with ExpressionCompiler

use of org.mvel2.compiler.ExpressionCompiler in project mvel by mikebrock.

the class TypesAndInferenceTests method testDetermineEgressParametricType2.

public final void testDetermineEgressParametricType2() {
    final ParserContext parserContext = new ParserContext();
    parserContext.setStrongTyping(true);
    parserContext.addInput("strings", List.class, new Class[] { String.class });
    final CompiledExpression expr = new ExpressionCompiler("strings", parserContext).compile();
    assertTrue(STRINGS.equals(executeExpression(expr, new A())));
    final Type[] typeParameters = expr.getParserContext().getLastTypeParameters();
    assertTrue(null != typeParameters);
    assertTrue(String.class.equals(typeParameters[0]));
}

Example 29 with ExpressionCompiler

use of org.mvel2.compiler.ExpressionCompiler in project mvel by mikebrock.

the class TypesAndInferenceTests method testMapAsContextWithStrictTyping.

public void testMapAsContextWithStrictTyping() {
    ExpressionCompiler compiler = new ExpressionCompiler("this['KEY1'] == $msg");
    ParserContext ctx = new ParserContext();
    ctx.setStrictTypeEnforcement(true);
    ctx.setStrongTyping(true);
    ctx.addInput("$msg", String.class);
    ctx.addInput("this", Map.class);
    Serializable expr = compiler.compile(ctx);
    Map map = new HashMap();
    map.put("KEY1", "MSGONE");
    Map vars = new HashMap();
    vars.put("$msg", "MSGONE");
    Boolean bool = (Boolean) executeExpression(expr, map, vars);
    assertEquals(Boolean.TRUE, bool);
}

Example 30 with ExpressionCompiler

use of org.mvel2.compiler.ExpressionCompiler in project mvel by mikebrock.

the class TypesAndInferenceTests method testVarInputs4.

public void testVarInputs4() {
    ExpressionCompiler compiler = new ExpressionCompiler("System.out.println( message );");
    compiler.compile();
    assertTrue(compiler.getParserContextState().getInputs().keySet().contains("message"));
}