Move SLC Core

[gpl/argeo-slc.git] / org.argeo.slc.core / src / org / argeo / slc / core / execution / xml / FlowNamespaceHandler.java

diff --git a/org.argeo.slc.core/src/org/argeo/slc/core/execution/xml/FlowNamespaceHandler.java b/org.argeo.slc.core/src/org/argeo/slc/core/execution/xml/FlowNamespaceHandler.java
new file mode 100644 (file)
index 0000000..2deba8b
--- /dev/null
+++ b/org.argeo.slc.core/src/org/argeo/slc/core/execution/xml/FlowNamespaceHandler.java
@@ -0,0 +1,41 @@
+/*
+ * 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.xml;
+
+import org.springframework.beans.factory.xml.NamespaceHandlerSupport;
+
+public class FlowNamespaceHandler extends NamespaceHandlerSupport {
+
+       public void init() {
+               registerBeanDefinitionParser("flow", new FlowBeanDefinitionParser());
+               registerBeanDefinitionParser("spec", new SpecBeanDefinitionParser());
+               registerBeanDefinitionDecoratorForAttribute("as-flow",
+                               new AsFlowDecorator());
+               registerBeanDefinitionParser("param", new ParamDecorator());
+                
+               // The objective was to replace
+               // - attribute scope="execution"
+               // - and element "aop:scoped-proxy" 
+               // by a single attribute, using an attribute decorator 
+               // this does not work correctly with other attribute decorators (e.g. 
+               // p namespace) since this decorator needs to be called after all
+               // properties have been set on target bean. 
+               // It works properly with element decorators (called after all attribute
+               // decorators
+               registerBeanDefinitionDecorator("variable", new ExecutionScopeDecorator());
+       }
+
+}