/machinelearning/4.0.x/drools-eclipse3.3/drools-eclipse-plugin/src/main/java/org/drools/eclipse/flow/ruleflow/core/ActionWrapper.java

https://github.com/droolsjbpm/droolsjbpm-contributed-experiments · Java · 92 lines · 58 code · 14 blank · 20 comment · 8 complexity · a34e5c81f18913a1e63fb7012c15fa90 MD5 · raw file 

    

  1. package org.drools.eclipse.flow.ruleflow.core;

    2. 

  2. /*

    3. 

  3.  * Copyright 2005 JBoss Inc

    4. 

  4.  * 

    5. 

  5.  * Licensed under the Apache License, Version 2.0 (the "License");

    6. 

  6.  * you may not use this file except in compliance with the License.

    7. 

  7.  * You may obtain a copy of the License at

    8. 

  8.  * 

    9. 

  9.  *      http://www.apache.org/licenses/LICENSE-2.0

    10. 

  10.  * 

    11. 

  11.  * Unless required by applicable law or agreed to in writing, software

    12. 

  12.  * distributed under the License is distributed on an "AS IS" BASIS,

    13. 

  13.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    14. 

  14.  * See the License for the specific language governing permissions and

    15. 

  15.  * limitations under the License.

    16. 

  16.  */

    17. 

  17. 

    18. 

  18. import org.drools.eclipse.flow.common.editor.core.DefaultElementWrapper;

    19. 

  19. import org.drools.eclipse.flow.common.editor.core.ElementConnection;

    20. 

  20. import org.drools.eclipse.flow.ruleflow.view.property.action.ActionPropertyDescriptor;

    21. 

  21. import org.drools.ruleflow.core.ActionNode;

    22. 

  22. import org.drools.ruleflow.core.impl.ActionNodeImpl;

    23. 

  23. import org.eclipse.ui.views.properties.IPropertyDescriptor;

    24. 

  24. 

    25. 

  25. /**

    26. 

  26.  * Wrapper for an action node.

    27. 

  27.  * 

    28. 

  28.  * @author <a href="mailto:kris_verlaenen@hotmail.com">Kris Verlaenen</a>

    29. 

  29.  */

    30. 

  30. public class ActionWrapper extends NodeWrapper {

    31. 

  31. 

    32. 

  32. 	private static final long serialVersionUID = -3618183280436588589L;

    33. 

  33. 

    34. 

  34. 	private IPropertyDescriptor[] descriptors;

    35. 

  35. 

    36. 

  36.     public static final String ACTION = "Action";

    37. 

  37. 

    38. 

  38.     public ActionWrapper() {

    39. 

  39.         setNode(new ActionNodeImpl());

    40. 

  40.         getActionNode().setName("Action");

    41. 

  41.     }

    42. 

  42.     

    43. 

  43.     private void setDescriptors() {

    44. 

  44.         descriptors = new IPropertyDescriptor[DefaultElementWrapper.descriptors.length + 1];

    45. 

  45.         System.arraycopy(DefaultElementWrapper.descriptors, 0, descriptors, 0, DefaultElementWrapper.descriptors.length);

    46. 

  46.         descriptors[descriptors.length - 1] = 

    47. 

  47.             new ActionPropertyDescriptor(ACTION, "Action", getActionNode(), ((RuleFlowProcessWrapper) getParent()).getRuleFlowProcess());

    48. 

  48.     }

    49. 

  49.     

    50. 

  50.     public ActionNode getActionNode() {

    51. 

  51.         return (ActionNode) getNode();

    52. 

  52.     }

    53. 

  53.     

    54. 

  54.     public IPropertyDescriptor[] getPropertyDescriptors() {

    55. 

  55.     	if (descriptors == null) {

    56. 

  56.     		setDescriptors();

    57. 

  57.     	}

    58. 

  58.         return descriptors;

    59. 

  59.     }

    60. 

  60. 

    61. 

  61.     public boolean acceptsIncomingConnection(ElementConnection connection) {

    62. 

  62.         return getIncomingConnections().isEmpty();

    63. 

  63.     }

    64. 

  64. 

    65. 

  65.     public boolean acceptsOutgoingConnection(ElementConnection connection) {

    66. 

  66.         return getOutgoingConnections().isEmpty();

    67. 

  67.     }

    68. 

  68.     

    69. 

  69.     public Object getPropertyValue(Object id) {

    70. 

  70.         if (ACTION.equals(id)) {

    71. 

  71.         	Object action = getActionNode().getAction();

    72. 

  72.             return action == null ? "" : action.toString();

    73. 

  73.         }

    74. 

  74.         return super.getPropertyValue(id);

    75. 

  75.     }

    76. 

  76. 

    77. 

  77.     public void resetPropertyValue(Object id) {

    78. 

  78.         if (ACTION.equals(id)) {

    79. 

  79.         	getActionNode().setAction(null);

    80. 

  80.         } else {

    81. 

  81.             super.resetPropertyValue(id);

    82. 

  82.         }

    83. 

  83.     }

    84. 

  84. 

    85. 

  85.     public void setPropertyValue(Object id, Object value) {

    86. 

  86.         if (ACTION.equals(id)) {

    87. 

  87.         	getActionNode().setAction(value);

    88. 

  88.         } else {

    89. 

  89.             super.setPropertyValue(id, value);

    90. 

  90.         }

    91. 

  91.     }

    92. 

  92. }
    93.