ESPolicyUnitTests.java 文件源码

/**
 * test with null location
 * <p>
 * its unclear when/if this happens, see https://bugs.openjdk.java.net/browse/JDK-8129972
 */
public void testNullLocation() throws Exception {
    assumeTrue("test cannot run with security manager", System.getSecurityManager() == null);
    PermissionCollection noPermissions = new Permissions();
    ESPolicy policy = new ESPolicy(noPermissions, Collections.emptyMap(), true);
    assertFalse(policy.implies(new ProtectionDomain(new CodeSource(null, (Certificate[]) null), noPermissions),
            new FilePermission("foo", "read")));
}