/*
* 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 jakarta.el;
import org.junit.Test;
/*
* This is an absolute performance test. There is no benefit it running it as part of a standard test run so it is
* excluded due to the name starting Tester...
*/
public class TesterCompositeELResolverPerformance {
/*
* https://bz.apache.org/bugzilla/show_bug.cgi?id=68119
*/
@Test
public void testConvertToType() throws Exception {
ELManager manager = new ELManager();
ELContext context = manager.getELContext();
ELResolver resolver = context.getELResolver();
// Warm-up
doConversion(context, resolver);
long start = System.nanoTime();
doConversion(context, resolver);
long duration = System.nanoTime() - start;
System.out.println("convertToType performance test complete in " + duration + "ns");
}
private void doConversion(ELContext context, ELResolver resolver) {
for (int i = 0; i < 10000000; i++) {
resolver.convertToType(context, "This is a String", String.class);
}
}
}