jdk-24/test/hotspot/jtreg/runtime/InvocationTests/shared/Caller.java
Harold Seigel b6c6f3ce43 8224137: Analyze and port invocation tests to jtreg and co-locate to jdk repo
Add JTReg compatible main programs to run tests for various invoke* instructions

Reviewed-by: lfoltan, coleenp
2019-06-26 09:06:32 -04:00

88 lines
2.9 KiB
Java

/*
* Copyright (c) 2009, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
package shared;
import java.lang.reflect.InvocationTargetException;
/*******************************************************************/
// Invoke different target method callers
/*******************************************************************/
public class Caller {
private ClassLoader loader;
private Class paramClass;
private Class targetClass;
private boolean passed = true;
private Checker checker;
public Caller(ClassLoader loader, Checker checker,
Class paramClass, Class targetClass) {
this.loader = loader;
this.paramClass = paramClass;
this.targetClass = targetClass;
this.checker = checker;
}
public boolean isPassed() {
return passed;
}
public String call(String invoker) {
try {
Class clazz = loader.loadClass(invoker);
String expectedBehavior = checker.check(clazz);
String result = null;
Throwable exc = null;
try {
java.lang.reflect.Method m = clazz.getDeclaredMethod("call", paramClass);
result = (String) m.invoke(null, targetClass.newInstance());
} catch (InvocationTargetException e) {
exc = e.getCause();
} catch (Throwable e) {
exc = e;
}
if (result == null) {
if (exc != null) {
result = exc.getClass().getName();
} else {
result = "null";
}
}
if (!(result.equals(expectedBehavior) || "".equals(expectedBehavior)) ) {
passed = false;
result = String.format("%s/%s", result, expectedBehavior);
}
return Checker.abbreviateResult(result);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}