Permission wperm = new FilePermission(path, "write");
Permission fdPerm = new RuntimePermission("writeFileDescriptor");
TestSecurityManager sm = new TestSecurityManager(harness);
try {
sm.install();
// throwpoint: java.io.FileOutputStream-FileOutputStream(File)
harness.checkPoint("File constructor");
try {
sm.prepareChecks(new Permission[] {wperm}, new Permission[] {rperm});