Fix ressource leak

[gpl/argeo-slc.git] / runtime / org.argeo.slc.core / src / main / java / org / argeo / slc / core / execution / RefSpecAttribute.java

diff --git a/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/RefSpecAttribute.java b/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/RefSpecAttribute.java
index e1c196016a1848de9b26a2dd0f62d3341e18a79a..8e4f617c8e03eb445cb0766507a2a7e8f368735a 100644 (file)
--- a/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/RefSpecAttribute.java
+++ b/runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/core/execution/RefSpecAttribute.java
@@ -1,14 +1,32 @@
+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * 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.argeo.slc.core.execution;
 
 import java.util.List;
 
+/** A spec attribute whose value is a reference to a full fledged object. */
 public class RefSpecAttribute extends AbstractSpecAttribute implements
                Cloneable {
-       private Class<?> targetClass;
+       private static final long serialVersionUID = -3427797452955753574L;
+       private transient Class<?> targetClass = String.class;
        /** Read only. */
        private String targetClassName;
-       private Object value = null;
+       private transient Object value = null;
 
+       /** List to be chosen from */
        private List<RefValueChoice> choices = null;
 
        public Object getValue() {
@@ -19,6 +37,7 @@ public class RefSpecAttribute extends AbstractSpecAttribute implements
                this.value = value;
        }
 
+       /** Default is {@link String} */
        public Class<?> getTargetClass() {
                return targetClass;
        }
@@ -51,7 +70,8 @@ public class RefSpecAttribute extends AbstractSpecAttribute implements
 
        @Override
        public String toString() {
-               return "Ref spec attribute [" + targetClass + "]";
+               return "Ref spec attribute [" + targetClass + "]"
+                               + (value != null ? "=" + value : "");
        }
 
 }