- /*
- * Copyright 2000-2001,2004 The Apache Software Foundation.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- package org.apache.commons.jexl.util;
-
-
- import java.lang.reflect.InvocationTargetException;
- import java.lang.reflect.Method;
-
- import org.apache.commons.logging.Log;
-
- /**
- * Abstract class that is used to execute an arbitrary
- * method that is in introspected. This is the superclass
- * for the GetExecutor and PropertyExecutor.
- *
- * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
- * @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
- * @version $Id: AbstractExecutor.java,v 1.3 2004/02/28 13:45:21 yoavs Exp $
- */
- public abstract class AbstractExecutor
- {
- protected Log rlog = null;
-
- /**
- * Method to be executed.
- */
- protected Method method = null;
-
- /**
- * Execute method against context.
- */
- public abstract Object execute(Object o)
- throws IllegalAccessException, InvocationTargetException;
-
- /**
- * Tell whether the executor is alive by looking
- * at the value of the method.
- */
- public boolean isAlive()
- {
- return (method != null);
- }
-
- public Method getMethod()
- {
- return method;
- }
- }