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Posted to commits@camel.apache.org by bv...@apache.org on 2012/08/04 23:20:05 UTC

svn commit: r1369457 - in /camel/trunk/components/camel-mybatis/src: main/java/org/apache/camel/component/mybatis/ test/java/org/apache/camel/component/mybatis/

Author: bvahdat
Date: Sat Aug  4 21:20:05 2012
New Revision: 1369457

URL: http://svn.apache.org/viewvc?rev=1369457&view=rev
Log:
CAMEL-5485: camel-mybatis should do a proper transaction demarcation while reading/writing from/to database.

Added:
    camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java   (with props)
Modified:
    camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/DefaultMyBatisProcessingStrategy.java
    camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/MyBatisProducer.java

Modified: camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/DefaultMyBatisProcessingStrategy.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/DefaultMyBatisProcessingStrategy.java?rev=1369457&r1=1369456&r2=1369457&view=diff
==============================================================================
--- camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/DefaultMyBatisProcessingStrategy.java (original)
+++ camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/DefaultMyBatisProcessingStrategy.java Sat Aug  4 21:20:05 2012
@@ -28,14 +28,16 @@ public class DefaultMyBatisProcessingStr
 
     public void commit(MyBatisEndpoint endpoint, Exchange exchange, Object data, String consumeStatements) throws Exception {
         SqlSession session = endpoint.getSqlSessionFactory().openSession();
-
         String[] statements = consumeStatements.split(",");
         try {
             for (String statement : statements) {
                 session.update(statement.trim(), data);
             }
-        } finally {
             session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
+        } finally {
             session.close();
         }
     }
@@ -43,7 +45,12 @@ public class DefaultMyBatisProcessingStr
     public List<?> poll(MyBatisConsumer consumer, MyBatisEndpoint endpoint) throws Exception {
         SqlSession session = endpoint.getSqlSessionFactory().openSession();
         try {
-            return session.selectList(endpoint.getStatement(), null);
+            List<Object> objects = session.selectList(endpoint.getStatement(), null);
+            session.commit();
+            return objects;
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
             session.close();
         }

Modified: camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/MyBatisProducer.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/MyBatisProducer.java?rev=1369457&r1=1369456&r2=1369457&view=diff
==============================================================================
--- camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/MyBatisProducer.java (original)
+++ camel/trunk/components/camel-mybatis/src/main/java/org/apache/camel/component/mybatis/MyBatisProducer.java Sat Aug  4 21:20:05 2012
@@ -77,6 +77,10 @@ public class MyBatisProducer extends Def
             }
 
             doProcessResult(exchange, result);
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
             session.close();
         }
@@ -97,6 +101,10 @@ public class MyBatisProducer extends Def
             }
 
             doProcessResult(exchange, result);
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
             session.close();
         }
@@ -122,12 +130,13 @@ public class MyBatisProducer extends Def
                 result = session.insert(statement);
                 doProcessResult(exchange, result);
             }
+
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
-            try {
-                session.commit();
-            } finally {
-                session.close();                
-            }
+            session.close();
         }
     }
 
@@ -147,12 +156,13 @@ public class MyBatisProducer extends Def
                 result = session.insert(statement);
                 doProcessResult(exchange, result);
             }
+
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
-            try {
-                session.commit();
-            } finally {
-                session.close();                
-            }
+            session.close();
         }
     }
 
@@ -176,12 +186,13 @@ public class MyBatisProducer extends Def
                 result = session.update(statement);
                 doProcessResult(exchange, result);
             }
+
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
-            try {
-                session.commit();
-            } finally {
-                session.close();                
-            }
+            session.close();
         }
     }
 
@@ -205,12 +216,13 @@ public class MyBatisProducer extends Def
                 result = session.delete(statement);
                 doProcessResult(exchange, result);
             }
+
+            session.commit();
+        } catch (Exception e) {
+            session.rollback();
+            throw e;
         } finally {
-            try {
-                session.commit();
-            } finally {
-                session.close();                
-            }
+            session.close();
         }
     }
 

Added: camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java
URL: http://svn.apache.org/viewvc/camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java?rev=1369457&view=auto
==============================================================================
--- camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java (added)
+++ camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java Sat Aug  4 21:20:05 2012
@@ -0,0 +1,53 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.camel.component.mybatis;
+
+import org.apache.camel.Exchange;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.ibatis.exceptions.PersistenceException;
+import org.junit.Test;
+
+public class MyBatisInsertWithRollbackTest extends MyBatisTestSupport {
+
+    @Test
+    public void testInsert() throws Exception {
+        getMockEndpoint("mock:commit").expectedMessageCount(0);
+        getMockEndpoint("mock:rollback").expectedMessageCount(1);
+        getMockEndpoint("mock:rollback").message(0).body().isEqualTo(null);
+        getMockEndpoint("mock:rollback").message(0).header(Exchange.EXCEPTION_CAUGHT).isInstanceOf(PersistenceException.class);
+
+        template.sendBody("direct:start", null);
+
+        assertMockEndpointsSatisfied();
+    }
+
+    @Override
+    protected RouteBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                onException(PersistenceException.class).handled(true)
+                    .to("mock:rollback");
+
+                from("direct:start")
+                    .to("mybatis:insertAccount?statementType=Insert")
+                    .to("mock:commit");
+            }
+        };
+    }
+
+}

Propchange: camel/trunk/components/camel-mybatis/src/test/java/org/apache/camel/component/mybatis/MyBatisInsertWithRollbackTest.java
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