/*
* Copyright ( c ) 2012 , 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 .
*/
/**
* @ test
* @ bug 7197642
* @ summary test ServiceLoader . load methods for NullPointerException .
*/
import java.util.ServiceLoader;
import java.util.Arrays;
public final class NPE {
abstract static class Test {
String name;
Test(String name) { this .name = name; }
abstract void run();
}
static Test load = new Test("ServiceLoader.load(null)" ) {
void run() { ServiceLoader.load(null ); }
};
static Test loadWithClassLoader = new Test("ServiceLoader.load(null, loader)" ) {
void run() { ServiceLoader.load(null , NPE.class .getClassLoader()); }
};
static Test loadInstalled = new Test("ServiceLoader.loadInstalled(null)" ) {
void run() { ServiceLoader.loadInstalled(null ); }
};
public static void main(String[] args) throws Exception {
for (Test t : Arrays.asList(load, loadWithClassLoader, loadInstalled)) {
NullPointerException caught = null ;
try {
t.run();
} catch (NullPointerException e) {
caught = e;
}
if (caught == null ) {
throw new RuntimeException("NullPointerException expected for method invocation of " + t.name);
}
}
}
}
Messung V0.5 in Prozent C=93 H=90 G=91
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