Add license headers

[lgpl/argeo-commons.git] / server / runtime / org.argeo.server.core / src / main / java / org / argeo / server / dao / AbstractMemoryDaoSupport.java

diff --git a/server/runtime/org.argeo.server.core/src/main/java/org/argeo/server/dao/AbstractMemoryDaoSupport.java b/server/runtime/org.argeo.server.core/src/main/java/org/argeo/server/dao/AbstractMemoryDaoSupport.java
index b2bb4c74c99fa27aa1dc7b21db77815db6fa51b7..a334a4710643495a6b80bd4ce284bc036151b4bf 100644 (file)
--- a/server/runtime/org.argeo.server.core/src/main/java/org/argeo/server/dao/AbstractMemoryDaoSupport.java
+++ b/server/runtime/org.argeo.server.core/src/main/java/org/argeo/server/dao/AbstractMemoryDaoSupport.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
+ *
+ * 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.server.dao;
 
 import java.beans.PropertyEditor;
@@ -114,6 +130,8 @@ public abstract class AbstractMemoryDaoSupport implements LightDaoSupport,
 
        @SuppressWarnings("unchecked")
        public <T> T getByKey(Class<T> clss, Object key) {
+               if (key == null)
+                       throw new ArgeoException("Key is null for " + clss);
                return (T) model.get(findClass(clss)).get(key);
        }