/*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed with
* this work for additional information regarding copyright ownership .
* The ASF licenses this file to You under the Apache License , Version 2 . 0
* ( the " License " ) ; you may not use this file except in compliance with
* the License . You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
package org.apache.jasper.el;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicInteger;
import jakarta.el.ELContext;
import jakarta.el.ELResolver;
import jakarta.servlet.jsp.el.ImplicitObjectELResolver;
import org.junit.Assert ;
import org.junit.Test;
import org.apache.el.stream.StreamELResolverImpl;
import org.apache.jasper.runtime.JspRuntimeLibrary;
public class TestJasperELResolver {
private static final int STANDARD_RESOLVERS_COUNT = 11 ;
@Test
public void testConstructorNone() throws Exception {
doTestConstructor(0 );
}
@Test
public void testConstructorOne() throws Exception {
doTestConstructor(1 );
}
@Test
public void testConstructorFive() throws Exception {
doTestConstructor(5 );
}
private void doTestConstructor(int count) throws Exception {
List<ELResolver> list = new ArrayList<>();
for (int i = 0 ; i < count; i++) {
list.add(new ImplicitObjectELResolver());
}
int adjustedForGraalCount = JspRuntimeLibrary.GRAAL ? count + 1 : count;
JasperELResolver resolver =
new JasperELResolver(list, new StreamELResolverImpl());
Assert .assertEquals(Integer.valueOf(count),
getField("appResolversSize" , resolver));
Assert .assertEquals(STANDARD_RESOLVERS_COUNT + adjustedForGraalCount,
((ELResolver[])getField("resolvers" , resolver)).length);
Assert .assertEquals(Integer.valueOf(STANDARD_RESOLVERS_COUNT + adjustedForGraalCount),
Integer.valueOf(((AtomicInteger) getField("resolversSize" , resolver)).get()));
}
private static Object getField(String name, Object target)
throws NoSuchFieldException, SecurityException,
IllegalArgumentException, IllegalAccessException {
Field field = target.getClass().getDeclaredField(name);
field.setAccessible(true );
return field.get(target);
}
@Test
public void testGraalResolver() throws Exception {
ELResolver resolver = new JasperELResolver.GraalBeanELResolver();
ELContext context = new ELContextImpl(resolver);
Assert .assertEquals("foo" , resolver.getValue(context, new TestBean(), "foo" ));
Assert .assertEquals(Boolean .TRUE , resolver.getValue(context, new TestBean(), "foo2" ));
Assert .assertEquals("bla" , resolver.getValue(context, new TestBean(), "bla" ));
Assert .assertNull(resolver.getValue(context, new TestBean(), "foobar" ));
Assert .assertNull(resolver.getValue(context, new TestBean(), "bar" ));
Assert .assertFalse(resolver.isReadOnly(context, new TestBean(), "foo" ));
Assert .assertTrue(resolver.isReadOnly(context, new TestBean(), "bla" ));
}
public static class TestBean {
public String getFoo() {
return "foo" ;
}
public void setFoo(@SuppressWarnings("unused" ) String foo) {
}
public boolean isFoo2() {
return true ;
}
public void setFoo2(@SuppressWarnings("unused" ) boolean foo) {
}
public String getBar(@SuppressWarnings("unused" ) boolean i) {
return "bar" ;
}
public String isFoobar() {
return "foobar" ;
}
public String getBla() {
return "bla" ;
}
public void setBla(@SuppressWarnings("unused" ) Object bla) {
}
}
}
Messung V0.5 in Prozent C=99 H=85 G=92
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
¤
*© Formatika GbR, Deutschland