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Posted to commits@usergrid.apache.org by sn...@apache.org on 2015/02/06 15:46:35 UTC

[3/3] incubator-usergrid git commit: the current set of ImportServicesImpl tests are passing now, but I suspect there import is behaving in an asynchronous way (and that needs fixing).

the current set of ImportServicesImpl tests are passing now, but I suspect there import is behaving in an asynchronous way (and that needs fixing).


Project: http://git-wip-us.apache.org/repos/asf/incubator-usergrid/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-usergrid/commit/f23dd768
Tree: http://git-wip-us.apache.org/repos/asf/incubator-usergrid/tree/f23dd768
Diff: http://git-wip-us.apache.org/repos/asf/incubator-usergrid/diff/f23dd768

Branch: refs/heads/two-dot-o-import
Commit: f23dd76867839a4698e007b0da45f0b7d8a57e7c
Parents: 8907dd0
Author: Dave Johnson <dm...@apigee.com>
Authored: Fri Feb 6 09:46:22 2015 -0500
Committer: Dave Johnson <dm...@apigee.com>
Committed: Fri Feb 6 09:46:22 2015 -0500

----------------------------------------------------------------------
 .../management/importer/ImportServiceImpl.java  | 79 ++++++++++----------
 .../management/importer/ImportCollectionIT.java | 14 +++-
 2 files changed, 52 insertions(+), 41 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-usergrid/blob/f23dd768/stack/services/src/main/java/org/apache/usergrid/management/importer/ImportServiceImpl.java
----------------------------------------------------------------------
diff --git a/stack/services/src/main/java/org/apache/usergrid/management/importer/ImportServiceImpl.java b/stack/services/src/main/java/org/apache/usergrid/management/importer/ImportServiceImpl.java
index d68eeae..148a6ab 100644
--- a/stack/services/src/main/java/org/apache/usergrid/management/importer/ImportServiceImpl.java
+++ b/stack/services/src/main/java/org/apache/usergrid/management/importer/ImportServiceImpl.java
@@ -743,28 +743,10 @@ public class ImportServiceImpl implements ImportService {
         final FileImport fileImport) throws Exception {
 
 
-        // first we do entities
-        boolean entitiesOnly = true;
-
-        // observable that parses JSON and emits write events
-        JsonParser jp = getJsonParserForFile(file);
-
-        // TODO: move the JSON parser into the observable creation
-        // so that open/close happens automatically within the stream
-
-        final JsonEntityParserObservable jsonObservableEntities =
-            new JsonEntityParserObservable(jp, em, rootEm, fileImport, entitiesOnly);
-        final Observable<WriteEvent> entityEventObservable = Observable.create(jsonObservableEntities);
-
-        // flush every 100 entities
+        // tracker flushes every 100 entities
         final FileImportTracker tracker = new FileImportTracker( emf, fileImport, 100 );
-        // truncate due to RX api
-        final int entityNumSkip = (int)tracker.getTotalEntityCount();
-        final int connectionNumSkip = (int)tracker.getTotalConnectionCount();
 
         // function to execute for each write event
-
-        // function that invokes the work of the event.
         final Action1<WriteEvent> doWork = new Action1<WriteEvent>() {
             @Override
             public void call( WriteEvent writeEvent ) {
@@ -772,68 +754,87 @@ public class ImportServiceImpl implements ImportService {
             }
         };
 
-        //invokes the heartbeat every HEARTBEAT_COUNT operations
+        // invokes the heartbeat every HEARTBEAT_COUNT operations
         final Func2<Integer, WriteEvent, Integer> heartbeatReducer = new Func2<Integer, WriteEvent, Integer>() {
             @Override
             public Integer call( final Integer integer, final WriteEvent writeEvent ) {
                 final int next = integer.intValue() + 1;
-
                 if ( next % HEARTBEAT_COUNT == 0 ) {
                     execution.heartbeat();
                 }
-
                 return next;
             }
         };
 
-        // start parsing JSON
+
+        // FIRST PASS: import all entities in the file
+
+
+        boolean entitiesOnly = true;
+
+        // observable that parses JSON and emits write events
+        JsonParser jp = getJsonParserForFile(file);
+
+        // TODO: move JSON parser into observable creation so open/close happens within the stream
+        final JsonEntityParserObservable jsonObservableEntities =
+            new JsonEntityParserObservable(jp, em, rootEm, fileImport, entitiesOnly);
+        final Observable<WriteEvent> entityEventObservable = Observable.create(jsonObservableEntities);
 
         // only take while our stats tell us we should continue processing
         // potentially skip the first n if this is a resume operation
+        final int entityNumSkip = (int)tracker.getTotalEntityCount();
+
         entityEventObservable.takeWhile( new Func1<WriteEvent, Boolean>() {
             @Override
             public Boolean call( final WriteEvent writeEvent ) {
                 return !tracker.shouldStopProcessingEntities();
             }
-        } ).skip( entityNumSkip ).parallel( new Func1<Observable<WriteEvent>, Observable<WriteEvent>>() {
+        } ).skip(entityNumSkip).parallel(new Func1<Observable<WriteEvent>, Observable<WriteEvent>>() {
             @Override
-            public Observable<WriteEvent> call( Observable<WriteEvent> entityWrapperObservable ) {
-                return entityWrapperObservable.doOnNext( doWork );
+            public Observable<WriteEvent> call(Observable<WriteEvent> entityWrapperObservable) {
+                return entityWrapperObservable.doOnNext(doWork);
             }
-        }, Schedulers.io() ).reduce( 0,heartbeatReducer ).toBlocking().last();
+        }, Schedulers.io()).reduce(0, heartbeatReducer).toBlocking().last();
 
         jp.close();
 
         logger.debug("\n\nimportEntitiesFromFile(): Wrote entities\n");
 
-        // now do other stuff: connections and dictionaries
+
+        // SECOND PASS: import all connections and dictionaries
+
+
         entitiesOnly = false;
 
         // observable that parses JSON and emits write events
         jp = getJsonParserForFile(file);
 
+        // TODO: move JSON parser into observable creation so open/close happens within the stream
         final JsonEntityParserObservable jsonObservableOther =
             new JsonEntityParserObservable(jp, em, rootEm, fileImport, entitiesOnly);
         final Observable<WriteEvent> otherEventObservable = Observable.create(jsonObservableOther);
 
         // only take while our stats tell us we should continue processing
         // potentially skip the first n if this is a resume operation
+        final int connectionNumSkip = (int)tracker.getTotalConnectionCount();
+
         otherEventObservable.takeWhile( new Func1<WriteEvent, Boolean>() {
             @Override
             public Boolean call( final WriteEvent writeEvent ) {
                 return !tracker.shouldStopProcessingConnections();
             }
-        } ).skip( connectionNumSkip ).parallel( new Func1<Observable<WriteEvent>, Observable<WriteEvent>>() {
-                @Override
-                public Observable<WriteEvent> call( Observable<WriteEvent> entityWrapperObservable ) {
-                    return entityWrapperObservable.doOnNext( doWork );
-                }
-            }, Schedulers.io() ).reduce( 0, heartbeatReducer ).toBlocking().last();
+        } ).skip(connectionNumSkip).parallel(new Func1<Observable<WriteEvent>, Observable<WriteEvent>>() {
+            @Override
+            public Observable<WriteEvent> call(Observable<WriteEvent> entityWrapperObservable) {
+                return entityWrapperObservable.doOnNext(doWork);
+            }
+        }, Schedulers.io()).reduce(0, heartbeatReducer).toBlocking().last();
 
         jp.close();
 
         logger.debug("\n\nimportEntitiesFromFile(): Wrote others\n");
 
+        
         // flush the job statistics
         tracker.complete();
     }
@@ -1022,7 +1023,7 @@ public class ImportServiceImpl implements ImportService {
                         lastEntity = new SimpleEntityRef(collectionType, uuid);
 
                         if (entitiesOnly) {
-                            logger.debug("{}Got entity with uuid {}", indent, lastEntity);
+                            //logger.debug("{}Got entity with uuid {}", indent, lastEntity);
 
                             WriteEvent event = new EntityEvent(uuid, collectionType, entityMap);
                             subscriber.onNext(event);
@@ -1039,8 +1040,8 @@ public class ImportServiceImpl implements ImportService {
                                 UUID target = UUID.fromString((String) targetObject);
 
                                 if (!entitiesOnly) {
-                                    logger.debug("{}Got connection {} to {}",
-                                        new Object[]{indent, type, target.toString()});
+                                    //logger.debug("{}Got connection {} to {}",
+                                        //new Object[]{indent, type, target.toString()});
 
                                     EntityRef entryRef = new SimpleEntityRef(target);
                                     WriteEvent event = new ConnectionEvent(lastEntity, type, entryRef);
@@ -1056,8 +1057,8 @@ public class ImportServiceImpl implements ImportService {
                             Map dmap = (Map) dictionariesMap.get(dname);
 
                             if (!entitiesOnly) {
-                                logger.debug("{}Got dictionary {} size {}",
-                                    new Object[] {indent, dname, dmap.size() });
+                                //logger.debug("{}Got dictionary {} size {}",
+                                    //new Object[] {indent, dname, dmap.size() });
 
                                 WriteEvent event = new DictionaryEvent(lastEntity, dname, dmap);
                                 subscriber.onNext(event);

http://git-wip-us.apache.org/repos/asf/incubator-usergrid/blob/f23dd768/stack/services/src/test/java/org/apache/usergrid/management/importer/ImportCollectionIT.java
----------------------------------------------------------------------
diff --git a/stack/services/src/test/java/org/apache/usergrid/management/importer/ImportCollectionIT.java b/stack/services/src/test/java/org/apache/usergrid/management/importer/ImportCollectionIT.java
index 23b91b8..c0d215e 100644
--- a/stack/services/src/test/java/org/apache/usergrid/management/importer/ImportCollectionIT.java
+++ b/stack/services/src/test/java/org/apache/usergrid/management/importer/ImportCollectionIT.java
@@ -36,8 +36,8 @@ import org.apache.usergrid.management.UserInfo;
 import org.apache.usergrid.management.export.ExportService;
 import org.apache.usergrid.persistence.*;
 import org.apache.usergrid.persistence.index.impl.ElasticSearchResource;
+import org.apache.usergrid.persistence.index.query.Query;
 import org.apache.usergrid.persistence.index.query.Query.Level;
-import org.apache.usergrid.services.notifications.QueueListener;
 import org.jclouds.ContextBuilder;
 import org.jclouds.blobstore.BlobStore;
 import org.jclouds.blobstore.BlobStoreContext;
@@ -336,6 +336,7 @@ public class ImportCollectionIT {
         try {
 
             // create 10 applications each with collection of 10 things, export all to S3
+            logger.debug("\n\nCreating 10 applications with 10 entities each\n");
 
             for (int i = 0; i < 10; i++) {
 
@@ -351,14 +352,23 @@ public class ImportCollectionIT {
             }
 
             // import all those exports from S3 into the default test application
+            logger.debug("\n\nCreating 10 applications with 10 entities each\n");
 
             final EntityManager emDefaultApp = setup.getEmf().getEntityManager(applicationId);
             importCollection(emDefaultApp, "things");
 
             // we should now have 100 Entities in the default app
 
+            logger.debug("\n\nQuery to see if we now have 100 entities\n");
+
+            // take this out and the test will fail
+            // TODO: fix ImportService so that it doesn't mark job finished until ALL entities are written
+            Thread.sleep(5000);
+
+            Query query = Query.fromQL("select *").withLimit(101);
             List<Entity> importedThings = emDefaultApp.getCollection(
-                emDefaultApp.getApplicationId(), "things", null, Level.ALL_PROPERTIES).getEntities();
+                emDefaultApp.getApplicationId(), "things", query, Level.ALL_PROPERTIES).getEntities();
+
 
             assertTrue(!importedThings.isEmpty());
             assertEquals(100, importedThings.size());