Examples with ELContextImpl org.apache.jasper.el.ELContextImpl used on opensource projects

Example 31 with ELContextImpl

use of org.apache.jasper.el.ELContextImpl in project tomcat70 by apache.

the class TestValueExpressionImpl method testBug50105.

@Test
public void testBug50105() {
    ExpressionFactory factory = ExpressionFactory.newInstance();
    ELContext context = new ELContextImpl();
    TesterEnum testEnum = TesterEnum.APPLE;
    ValueExpression var = factory.createValueExpression(testEnum, TesterEnum.class);
    context.getVariableMapper().setVariable("testEnum", var);
    // When coercing an Enum to a String, name() should always be used.
    ValueExpression ve1 = factory.createValueExpression(context, "${testEnum}", String.class);
    String result1 = (String) ve1.getValue(context);
    Assert.assertEquals("APPLE", result1);
    ValueExpression ve2 = factory.createValueExpression(context, "foo${testEnum}bar", String.class);
    String result2 = (String) ve2.getValue(context);
    Assert.assertEquals("fooAPPLEbar", result2);
}

Example 32 with ELContextImpl

use of org.apache.jasper.el.ELContextImpl in project tomcat70 by apache.

the class TestValueExpressionImpl method testBug51544Direct.

/**
 * Test using list directly as variable.
 */
@Test
public void testBug51544Direct() throws Exception {
    ExpressionFactory factory = ExpressionFactory.newInstance();
    ELContext context = new ELContextImpl();
    List<?> list = Collections.emptyList();
    ValueExpression var = factory.createValueExpression(list, List.class);
    context.getVariableMapper().setVariable("list", var);
    ValueExpression ve = factory.createValueExpression(context, "${list.size()}", Integer.class);
    Integer result = (Integer) ve.getValue(context);
    Assert.assertEquals(Integer.valueOf(0), result);
}

Example 33 with ELContextImpl

use of org.apache.jasper.el.ELContextImpl in project tomcat70 by apache.

the class TestValueExpressionImpl method testBug51544Bean.

/**
 * Test returning an empty list as a bean property.
 */
@Test
public void testBug51544Bean() throws Exception {
    ExpressionFactory factory = ExpressionFactory.newInstance();
    ELContext context = new ELContextImpl();
    TesterBeanA beanA = new TesterBeanA();
    beanA.setValList(Collections.emptyList());
    ValueExpression var = factory.createValueExpression(beanA, TesterBeanA.class);
    context.getVariableMapper().setVariable("beanA", var);
    ValueExpression ve = factory.createValueExpression(context, "${beanA.valList.size()}", Integer.class);
    Integer result = (Integer) ve.getValue(context);
    Assert.assertEquals(Integer.valueOf(0), result);
}

Example 34 with ELContextImpl

use of org.apache.jasper.el.ELContextImpl in project tomcat70 by apache.

the class TestValueExpressionImpl method testBug51177ObjectMap.

@Test
public void testBug51177ObjectMap() {
    ExpressionFactory factory = ExpressionFactory.newInstance();
    ELContext context = new ELContextImpl();
    Object o1 = "String value";
    Object o2 = Integer.valueOf(32);
    Map<Object, Object> map = new HashMap<Object, Object>();
    map.put("key1", o1);
    map.put("key2", o2);
    ValueExpression var = factory.createValueExpression(map, Map.class);
    context.getVariableMapper().setVariable("map", var);
    ValueExpression ve1 = factory.createValueExpression(context, "${map.key1}", Object.class);
    ve1.setValue(context, o2);
    Assert.assertEquals(o2, ve1.getValue(context));
    ValueExpression ve2 = factory.createValueExpression(context, "${map.key2}", Object.class);
    ve2.setValue(context, o1);
    Assert.assertEquals(o1, ve2.getValue(context));
}

Example 35 with ELContextImpl

use of org.apache.jasper.el.ELContextImpl in project tomcat70 by apache.

the class TestELEvaluation method evaluateExpression.

// ************************************************************************
private String evaluateExpression(String expression) {
    ELContextImpl ctx = new ELContextImpl();
    ctx.setFunctionMapper(new TesterFunctions.FMapper());
    ExpressionFactoryImpl exprFactory = new ExpressionFactoryImpl();
    ValueExpression ve = exprFactory.createValueExpression(ctx, expression, String.class);
    return (String) ve.getValue(ctx);
}