Issue #1821 Speed up GridInfoCache.

Change-Id: I14a92d85994c25dc7f80828efd12d2d4e2e70e40

Former-commit-id: 6f525a81b4 [formerly 2a13abd32c [formerly fde9f936e53a998f8cde174935d00287e6aaf70c]]
Former-commit-id: 2a13abd32c
Former-commit-id: bd35a06d51

edexOsgi/com.raytheon.uf.edex.database/src/com/raytheon/uf/edex/database/plugin/PluginDao.java

@@ -105,6 +105,8 @@ import com.vividsolutions.jts.geom.Polygon;
  * Jan 14, 2013 1469       bkowal      No longer retrieves the hdf5 data directory
  *                                     from the environment.
  * Feb 12, 2013 #1608      randerso    Changed to call deleteDatasets
+ * Mar 27, 2013 1821       bsteffen    Remove extra store in persistToHDF5 for
+ *                                     replace only operations.
  * 
  * </pre>
  * 
@@ -260,7 +262,7 @@ public abstract class PluginDao extends CoreDao {
             // directory.mkdirs();
             // }
 
-            IDataStore dataStore = DataStoreFactory.getDataStore(file);
+            IDataStore dataStore = null;
             IDataStore replaceDataStore = null;
 
             for (IPersistable persistable : persistables) {
@@ -274,6 +276,9 @@ public abstract class PluginDao extends CoreDao {
 
                         populateDataStore(replaceDataStore, persistable);
                     } else {
+                        if (dataStore == null) {
+                            dataStore = DataStoreFactory.getDataStore(file);
+                        }
                         populateDataStore(dataStore, persistable);
                     }
                 } catch (Exception e) {
@@ -281,14 +286,15 @@ public abstract class PluginDao extends CoreDao {
                 }
             }
 
-            try {
+            if (dataStore != null) {
-                StorageStatus s = dataStore.store();
+                try {
-                // add exceptions to a list for aggregation
+                    StorageStatus s = dataStore.store();
-                exceptions.addAll(Arrays.asList(s.getExceptions()));
+                    // add exceptions to a list for aggregation
-            } catch (StorageException e) {
+                    exceptions.addAll(Arrays.asList(s.getExceptions()));
-                logger.error("Error persisting to HDF5", e);
+                } catch (StorageException e) {
+                    logger.error("Error persisting to HDF5", e);
+                }
             }
-
             if (replaceDataStore != null) {
                 try {
                     StorageStatus s = replaceDataStore.store(StoreOp.REPLACE);

edexOsgi/com.raytheon.uf.edex.plugin.grid/src/com/raytheon/uf/edex/plugin/grid/dao/GridDao.java

@@ -50,6 +50,7 @@ import com.raytheon.uf.common.gridcoverage.GridCoverage;
 import com.raytheon.uf.common.gridcoverage.lookup.GridCoverageLookup;
 import com.raytheon.uf.common.parameter.Parameter;
 import com.raytheon.uf.common.parameter.lookup.ParameterLookup;
+import com.raytheon.uf.common.status.UFStatus.Priority;
 import com.raytheon.uf.edex.core.EDEXUtil;
 import com.raytheon.uf.edex.core.EdexException;
 import com.raytheon.uf.edex.core.dataplugin.PluginRegistry;
@@ -66,6 +67,7 @@ import com.raytheon.uf.edex.database.plugin.PluginDao;
  * Date         Ticket#     Engineer    Description
  * ------------ ----------  ----------- --------------------------
  * 4/7/09       1994        bphillip    Initial Creation
+ * Mar 27, 2013 1821        bsteffen    Speed up GridInfoCache.   
  * 
  * </pre>
  * 
@@ -231,8 +233,15 @@ public class GridDao extends PluginDao {
         if (!validateCoverage(record)) {
             return false;
         }
-        record.setInfo(GridInfoCache.getInstance()
+        try {
-                .getGridInfo(record.getInfo()));
+            record.setInfo(GridInfoCache.getInstance().getGridInfo(
+                    record.getInfo()));
+        } catch (DataAccessLayerException e) {
+            statusHandler.handle(Priority.PROBLEM,
+                    "Cannot load GridInfoRecord from DB for: "
+                            + record.getDataURI(), e);
+            return false;
+        }
         return true;
 
     }

edexOsgi/com.raytheon.uf.edex.plugin.grid/src/com/raytheon/uf/edex/plugin/grid/dao/GridInfoCache.java

@@ -27,13 +27,15 @@ import java.util.List;
 import java.util.Map;
 import java.util.WeakHashMap;
 
+import com.raytheon.uf.common.dataplugin.grid.GridInfoConstants;
 import com.raytheon.uf.common.dataplugin.grid.GridInfoRecord;
-import com.raytheon.uf.common.dataplugin.persist.PersistableDataObject;
+import com.raytheon.uf.edex.database.DataAccessLayerException;
 import com.raytheon.uf.edex.database.cluster.ClusterLockUtils;
 import com.raytheon.uf.edex.database.cluster.ClusterLockUtils.LockState;
 import com.raytheon.uf.edex.database.cluster.ClusterTask;
 import com.raytheon.uf.edex.database.dao.CoreDao;
 import com.raytheon.uf.edex.database.dao.DaoConfig;
+import com.raytheon.uf.edex.database.query.DatabaseQuery;
 
 /**
  * Cache the gridInfo objects from the database to avoid repeated lookups.
@@ -45,6 +47,7 @@ import com.raytheon.uf.edex.database.dao.DaoConfig;
  * Date         Ticket#    Engineer    Description
  * ------------ ---------- ----------- --------------------------
  * May 21, 2012            bsteffen     Initial creation
+ * Mar 27, 2013 1821       bsteffen    Speed up GridInfoCache.   
  * 
  * </pre>
  * 
@@ -71,7 +74,8 @@ public class GridInfoCache {
         dao = new CoreDao(DaoConfig.forClass(GridInfoRecord.class));
     }
 
-    public GridInfoRecord getGridInfo(GridInfoRecord record) {
+    public GridInfoRecord getGridInfo(GridInfoRecord record)
+            throws DataAccessLayerException {
         GridInfoRecord result = checkLocalCache(record);
         if (result == null) {
             result = query(record);
@@ -97,19 +101,26 @@ public class GridInfoCache {
      * 
      * @param record
      * @return
+     * @throws DataAccessLayerException
      */
-    private GridInfoRecord query(GridInfoRecord record) {
+    private GridInfoRecord query(GridInfoRecord record)
+            throws DataAccessLayerException {
         // It is possible that this query will return multiple
-        // results, for example if the record we are looking for has
+        // results, for example in the case of models with secondary ids. In
-        // a null secondaryId but some db entries have a secondaryId
+        // general these cases should be rare and small. So we handle it by
-        // set then this query will return all matching models
+        // caching everything returned and then double checking the cache.
-        // ignoring secondaryId. In general these cases should be
+        DatabaseQuery query = new DatabaseQuery(GridInfoRecord.class);
-        // rare and small. So we handle it by caching everything
+        query.addQueryParam(GridInfoConstants.DATASET_ID, record.getDatasetId());
-        // returned and then double checking the cache.
+        query.addQueryParam(GridInfoConstants.PARAMETER_ABBREVIATION, record
-        List<PersistableDataObject<Integer>> dbList = dao
+                .getParameter().getAbbreviation());
-                .queryByExample(record);
+        query.addQueryParam(GridInfoConstants.LEVEL_ID, record.getLevel()
+                .getId());
+        query.addQueryParam(GridInfoConstants.LOCATION_ID, record.getLocation()
+                .getId());
+        List<?> dbList = dao.queryByCriteria(query);
+
         if (dbList != null && !dbList.isEmpty()) {
-            for (PersistableDataObject<Integer> pdo : dbList) {
+            for (Object pdo : dbList) {
                 GridInfoRecord gir = (GridInfoRecord) pdo;
                 // if we don't remove then when an entry exists already the key
                 // and value become references to different objects which is not
@@ -131,7 +142,8 @@ public class GridInfoCache {
      * @param record
      * @return
      */
-    private GridInfoRecord insert(GridInfoRecord record) {
+    private GridInfoRecord insert(GridInfoRecord record)
+            throws DataAccessLayerException {
         ClusterTask ct = null;
         do {
             ct = ClusterLockUtils.lock("grid_info", "newEntry", 30000, true);