diff options
Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.99/samples/company-das-webapp/src/main/java/das/DASService.java')
-rw-r--r-- | sca-java-1.x/branches/sca-java-0.99/samples/company-das-webapp/src/main/java/das/DASService.java | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.99/samples/company-das-webapp/src/main/java/das/DASService.java b/sca-java-1.x/branches/sca-java-0.99/samples/company-das-webapp/src/main/java/das/DASService.java new file mode 100644 index 0000000000..0387341b87 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.99/samples/company-das-webapp/src/main/java/das/DASService.java @@ -0,0 +1,61 @@ +/*
+ * 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 das;
+
+import java.io.InputStream;
+import java.util.Vector;
+
+import commonj.sdo.DataObject;
+
+public interface DASService {
+
+ /**
+ * Set DAS configuration file to be used
+ * @param configStream
+ * @throws DASServiceException
+ */
+ public void configureService(InputStream configStream) throws DASServiceException;
+
+ /**
+ * Execute an existing command. The commands are defined in the DAS Configuration file being used by the service
+ * @param commandName Command name as it appears on the DAS Configuration file
+ * @param commandArguments Vector with arguments to be used by the command
+ * @throws DASServiceException
+ * @return
+ */
+ public DataObject executeCommand(String commandName, Vector commandArguments) throws DASServiceException;
+
+ /**
+ * Execute a new command, this can be any arbitrary valid query based on the backend implementation (e.g. SQL Query for DAS RDB)
+ * @param adHocQuery A new command to be executed (e.g SQL Query)
+ * @param commandArguments Vector with arguments to be used by the command
+ * @throws DASServiceException
+ * @return
+ */
+ public DataObject execute(String adHocQuery, Vector commandArguments) throws DASServiceException;
+
+ /**
+ * Apply all changes on the graph back to the persistent repository.
+ * This would save the changes on the SDO ChangeSummary back to the database
+ * Note: Your SDO ojects should have been created with ChangeSummary support
+ * @param graphRoot SDO Object with changes to be commited to persistent repository
+ * @throws DASServiceException
+ */
+ public void applyChanges(DataObject graphRoot) throws DASServiceException;
+}
|