use of jakarta.el.ValueExpression in project tomcat by apache.
the class TestValueExpressionImpl method testGetValueReference.
@Test
public void testGetValueReference() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl(factory);
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
ValueExpression var = factory.createValueExpression(beanB, TesterBeanB.class);
context.getVariableMapper().setVariable("beanB", var);
ValueExpression ve = factory.createValueExpression(context, "${beanB.name}", String.class);
// First check the basics work
String result = (String) ve.getValue(context);
Assert.assertEquals("Tomcat", result);
// Now check the value reference
ValueReference vr = ve.getValueReference(context);
Assert.assertNotNull(vr);
Assert.assertEquals(beanB, vr.getBase());
Assert.assertEquals("name", vr.getProperty());
}
use of jakarta.el.ValueExpression in project tomcat by apache.
the class TestValueExpressionImpl method testBug51177ObjectMap.
@Test
public void testBug51177ObjectMap() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl(factory);
Object o1 = "String value";
Object o2 = Integer.valueOf(32);
Map<Object, Object> map = new HashMap<>();
map.put("key1", o1);
map.put("key2", o2);
ValueExpression var = factory.createValueExpression(map, Map.class);
context.getVariableMapper().setVariable("map", var);
ValueExpression ve1 = factory.createValueExpression(context, "${map.key1}", Object.class);
ve1.setValue(context, o2);
Assert.assertEquals(o2, ve1.getValue(context));
ValueExpression ve2 = factory.createValueExpression(context, "${map.key2}", Object.class);
ve2.setValue(context, o1);
Assert.assertEquals(o1, ve2.getValue(context));
}
use of jakarta.el.ValueExpression in project tomcat by apache.
the class TestValueExpressionImpl method testBug50105.
@Test
public void testBug50105() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl(factory);
TesterEnum testEnum = TesterEnum.APPLE;
ValueExpression var = factory.createValueExpression(testEnum, TesterEnum.class);
context.getVariableMapper().setVariable("testEnum", var);
// When coercing an Enum to a String, name() should always be used.
ValueExpression ve1 = factory.createValueExpression(context, "${testEnum}", String.class);
String result1 = (String) ve1.getValue(context);
Assert.assertEquals("APPLE", result1);
ValueExpression ve2 = factory.createValueExpression(context, "foo${testEnum}bar", String.class);
String result2 = (String) ve2.getValue(context);
Assert.assertEquals("fooAPPLEbar", result2);
}
use of jakarta.el.ValueExpression in project tomcat by apache.
the class TestValueExpressionImpl method testBug51544Direct.
/*
* Test using list directly as variable.
*/
@Test
public void testBug51544Direct() throws Exception {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl(factory);
List<?> list = Collections.emptyList();
ValueExpression var = factory.createValueExpression(list, List.class);
context.getVariableMapper().setVariable("list", var);
ValueExpression ve = factory.createValueExpression(context, "${list.size()}", Integer.class);
Integer result = (Integer) ve.getValue(context);
Assert.assertEquals(Integer.valueOf(0), result);
}
use of jakarta.el.ValueExpression in project tomcat by apache.
the class TestValueExpressionImpl method testBug49345.
@Test
public void testBug49345() {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new ELContextImpl(factory);
TesterBeanA beanA = new TesterBeanA();
TesterBeanB beanB = new TesterBeanB();
beanB.setName("Tomcat");
beanA.setBean(beanB);
ValueExpression var = factory.createValueExpression(beanA, TesterBeanA.class);
context.getVariableMapper().setVariable("beanA", var);
ValueExpression ve = factory.createValueExpression(context, "${beanA.bean.name}", String.class);
// First check the basics work
String result = (String) ve.getValue(context);
Assert.assertEquals("Tomcat", result);
// Now check the value reference
ValueReference vr = ve.getValueReference(context);
Assert.assertNotNull(vr);
Assert.assertEquals(beanB, vr.getBase());
Assert.assertEquals("name", vr.getProperty());
}
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