INT-2307

fixed NPE due to the missing class name from BeanDefinition

spring-integration-jmx/src/test/java/org/springframework/integration/jmx/config/MBeanExporterHelperTests.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2002-2011 the original author or authors.
+ * 
+ * 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.springframework.integration.jmx.config;
+
+import org.junit.Test;
+
+import org.springframework.beans.factory.support.DefaultListableBeanFactory;
+import org.springframework.beans.factory.support.RootBeanDefinition;
+
+/**
+ * @author Oleg Zhurakousky
+ *
+ */
+public class MBeanExporterHelperTests {
+
+	@Test
+	public void testNoNpeWhenClassNameIsMissing(){
+		DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
+		RootBeanDefinition bd = new RootBeanDefinition();
+		factory.registerBeanDefinition("foo", bd);
+		
+		MBeanExporterHelper helper = new MBeanExporterHelper();
+		helper.postProcessBeanFactory(factory);
+	}
+	
+	@Test
+	public void testNoNpeWithAbstractBean(){
+		DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
+		RootBeanDefinition abstractBd = new RootBeanDefinition();
+		abstractBd.setAbstract(true);
+		abstractBd.setBeanClass(String.class);
+		factory.registerBeanDefinition("abstractFoo", abstractBd);
+		RootBeanDefinition concreteBd = new RootBeanDefinition(abstractBd);
+		
+		factory.registerBeanDefinition("concreteFoo", concreteBd);
+		
+		MBeanExporterHelper helper = new MBeanExporterHelper();
+		helper.postProcessBeanFactory(factory);
+	}
+}