PHP JavaClass::call示例

// class "DoesNotExist" can be referenced, and, if an exception is
// thrown if the two classes are loaded by different class loaders.
// make sure to start the backend at log_level 3, to see the "loading..."
// messages.
$here = realpath(dirname($_SERVER["SCRIPT_FILENAME"]));
if (!$here) {
    $here = getcwd();
}
java_require("{$here}/noClassDefFound.jar");
$v = new JavaClass("NoClassDefFound");
java_require("{$here}/doesNotExist.jar");
$k = new Java("DoesNotExist");
// must fail: NoClassDefFound cannot access DoesNotExist because it
// has been loaded from a different classloader
echo "must fail\n";
$v->call(null);
echo "must succeed\n";
system("php -q noClassDefFound2.php");
java_require("{$here}/doesNotExist.jar");
java_require("{$here}/noClassDefFound.jar");
java_require("{$here}/doesNotExist.jar;{$here}/noClassDefFound.jar");
$v = new java("NoClassDefFound");
// must fail: the second loader is selected, which does not include
// DoesNotExist.
echo "must fail\n";
$v->call(null);
java_reset();
echo "must succeed\n";
// must succeed
java_require("{$here}/doesNotExist.jar;{$here}/noClassDefFound.jar");
$v = new java("NoClassDefFound");