org.argeo.security.core/src/org/argeo/security/SystemExecutionService.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security;
  17
  18 import java.util.concurrent.Callable;
  19 import java.util.concurrent.Executor;
  20 import java.util.concurrent.Future;
  21
  22 /**
  23  * Allows to execute code authenticated as a system user (that is not a real
  24  * person). The {@link Executor} interface is not used directly in order to
  25  * allow future extension of this interface and to simplify its publication
  26  * (e.g. as an OSGi service) and interception.
  27  */
  28 public interface SystemExecutionService extends Executor {
  29         /**
  30          * Executes this {@link Runnable} within a system authenticated context.
  31          * Implementations should make sure that this method is properly secured via
  32          * Java permissions since it could access everything without credentials.
  33          */
  34         public void execute(Runnable runnable);
  35
  36         /**
  37          * Executes this {@link Callable} within a system authenticated context.
  38          * Implementations should make sure that this method is properly secured via
  39          * Java permissions since it could access everything without credentials.
  40          */
  41         public <T> Future<T> submit(Callable<T> task);
  42 }