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| org.apache.commons.jexl.util.GetExecutor | 
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| 1 |  /* | |
| 2 |   * Copyright 2000-2001,2004 The Apache Software Foundation. | |
| 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 | ||
| 17 |  package org.apache.commons.jexl.util; | |
| 18 | ||
| 19 |  import java.lang.reflect.InvocationTargetException; | |
| 20 | ||
| 21 |  import org.apache.commons.logging.Log; | |
| 22 | ||
| 23 | ||
| 24 |  /** | |
| 25 |   * Executor that simply tries to execute a get(key) | |
| 26 |   * operation. This will try to find a get(key) method | |
| 27 |   * for any type of object, not just objects that | |
| 28 |   * implement the Map interface as was previously | |
| 29 |   * the case. | |
| 30 |   * | |
| 31 |   * @since 1.0 | |
| 32 |   * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a> | |
| 33 |   * @version $Id: GetExecutor.java 398171 2006-04-29 14:57:29Z dion $ | |
| 34 |   */ | |
| 35 | public class GetExecutor extends AbstractExecutor { | |
| 36 |      /** | |
| 37 |       * Container to hold the 'key' part of  | |
| 38 |       * get(key). | |
| 39 |       */ | |
| 40 | 1 | private final Object[] args = new Object[1]; | 
| 41 | ||
| 42 |      /** | |
| 43 |       * Default constructor. | |
| 44 |       * | |
| 45 |       * @param r The instance log. | |
| 46 |       * @param ispect The JEXL introspector. | |
| 47 |       * @param c The class being examined. | |
| 48 |       * @param key The key for the get(key) operation. | |
| 49 |       * @throws Exception Failure while trying to obtain the pertinent method. | |
| 50 |       */ | |
| 51 |      public GetExecutor(Log r, | |
| 52 | org.apache.commons.jexl.util.introspection.Introspector ispect, | |
| 53 | 1 |              Class c, String key) throws Exception { | 
| 54 | 1 | rlog = r; | 
| 55 | 1 | args[0] = key; | 
| 56 | 1 |          method = ispect.getMethod(c, "get", args); | 
| 57 | 1 | } | 
| 58 | ||
| 59 |      /** | |
| 60 |       * {@inheritDoc} | |
| 61 |       */ | |
| 62 |      public Object execute(Object o) | |
| 63 |      throws IllegalAccessException, InvocationTargetException { | |
| 64 | 1 | if (method == null) { | 
| 65 | 1 | return null; | 
| 66 | } | |
| 67 | ||
| 68 | 0 |          return method.invoke(o, args); | 
| 69 | } | |
| 70 | ||
| 71 | } | |
| 72 | 
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |