org.argeo.slc.core/src/org/argeo/slc/core/execution/RefSpecAttribute.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.slc.core.execution;
  17
  18 import java.util.List;
  19
  20 /** A spec attribute whose value is a reference to a full fledged object. */
  21 public class RefSpecAttribute extends AbstractSpecAttribute implements
  22                 Cloneable {
  23         private static final long serialVersionUID = -3427797452955753574L;
  24         private transient Class<?> targetClass = String.class;
  25         /** Read only. */
  26         private String targetClassName;
  27         private transient Object value = null;
  28
  29         /** List to be chosen from */
  30         private List<RefValueChoice> choices = null;
  31
  32         public Object getValue() {
  33                 return value;
  34         }
  35
  36         public void setValue(Object value) {
  37                 this.value = value;
  38         }
  39
  40         /** Default is {@link String} */
  41         public Class<?> getTargetClass() {
  42                 return targetClass;
  43         }
  44
  45         public void setTargetClass(Class<?> targetClass) {
  46                 this.targetClass = targetClass;
  47                 this.targetClassName = targetClass.getName();
  48         }
  49
  50         public String getTargetClassName() {
  51                 return targetClassName;
  52         }
  53
  54         /** @return can be null */
  55         public List<RefValueChoice> getChoices() {
  56                 return choices;
  57         }
  58
  59         public void setChoices(List<RefValueChoice> choices) {
  60                 this.choices = choices;
  61         }
  62
  63         @Override
  64         protected Object clone() throws CloneNotSupportedException {
  65                 RefSpecAttribute rsa = new RefSpecAttribute();
  66                 rsa.setTargetClass(targetClass);
  67                 rsa.setChoices(choices);
  68                 return rsa;
  69         }
  70
  71         @Override
  72         public String toString() {
  73                 return "Ref spec attribute [" + targetClass + "]"
  74                                 + (value != null ? "=" + value : "");
  75         }
  76
  77 }