change order in class for java convention

Change-Id: I45b681aae0bd09909a5ae1bb6f546ae32d1a8821
Issue-ID: AAI-1346
Signed-off-by: jczestochowska <justyna.czestochowska@nokia.com>

1 files changed, 69 insertions, 75 deletions

diff --git a/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/event/AbstractLoggingChampGraph.java b/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/event/AbstractLoggingChampGraph.java
index 1f93a97..52ad560 100644
--- a/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/event/AbstractLoggingChampGraph.java
+++ b/champ-lib/champ-core/src/main/java/org/onap/aai/champcore/event/AbstractLoggingChampGraph.java
@@ -37,7 +37,6 @@ import org.onap.aai.champcore.ChampGraph;
 import org.onap.aai.champcore.ChampTransaction;
 import org.onap.aai.champcore.event.ChampEvent.ChampOperation;
 import org.onap.aai.champcore.event.envelope.ChampEventEnvelope;
-import org.onap.aai.champcore.event.envelope.ChampEventHeader;
 import org.onap.aai.champcore.exceptions.ChampIndexNotExistsException;
 import org.onap.aai.champcore.exceptions.ChampMarshallingException;
 import org.onap.aai.champcore.exceptions.ChampObjectNotExistsException;
@@ -65,8 +64,76 @@ import org.slf4j.LoggerFactory;
  */
 public abstract class AbstractLoggingChampGraph implements ChampGraph {
 
+  public static final String  PARAM_EVENT_QUEUE_CAPACITY = "champcore.event.stream.buffer.capacity";
+  public static final Integer DEFAULT_EVENT_QUEUE_CAPACITY = 10000;
+  public static final String  PARAM_EVENT_STREAM_PUBLISHER_POOL_SIZE = "champcore.event.stream.publisher-pool-size";
+  public static final Integer DEFAULT_EVENT_STREAM_PUBLISHER_POOL_SIZE = 5;
+  public static final String PARAM_EVENT_STREAM_PRODUCER = "champcore.event.stream.publisher";
+
+  /** Pool of worker threads that do the work of publishing the events to the event bus. */
+  protected ThreadPoolExecutor publisherPool;
+
+  /** Client used for publishing events to the event bus. */
+  protected EventPublisher producer;
+
+  /** Internal queue where outgoing events will be buffered until they can be serviced by
+   *  the event publisher worker threads. */
+  protected BlockingQueue<ChampEvent> eventQueue;
+
+  /** Number of events that can be queued up for publication before we begin dropping
+   *  events. */
+  private Integer eventQueueCapacity;
+
+  /** Number of event publisher worker threads. */
+  private Integer eventStreamPublisherPoolSize;
+
   private static final Logger logger = LoggerFactory.getLogger(AbstractLoggingChampGraph.class);
 
+
+  /**
+   * Create a new instance of the AbstractLoggingChampGraph.
+   *
+   * @param properties - Set of configuration properties for this graph instance.
+   */
+  protected AbstractLoggingChampGraph(Map<String, Object> properties) {
+
+    // Extract the necessary parameters from the configuration properties.
+    configure(properties);
+
+    // Make sure we were passed an event producer as one of our properties, otherwise
+    // there is really nothing more we can do...
+    if(producer == null) {
+      logger.error("No event stream producer was supplied.");
+      logger.error("NOTE!! Champ events will NOT be published to the event stream!");
+      return;
+    }
+
+    // Create the blocking queue that we will use to buffer events that we want
+    // published to the event bus.
+    eventQueue = new ArrayBlockingQueue<ChampEvent>(eventQueueCapacity);
+
+    // Create the executor pool that will do the work of publishing events to the event bus.
+    publisherPool =
+        (ThreadPoolExecutor) Executors.newFixedThreadPool(eventStreamPublisherPoolSize,
+            new ProducerWorkerThreadFactory());
+
+    try {
+
+      // Start up the producer worker threads.
+      for(int i=0; i<eventStreamPublisherPoolSize; i++) {
+        publisherPool.submit(new EventPublisherWorker());
+      }
+
+    } catch (Exception e) {
+
+      logger.error("Failed to instantiate event stream producer thread due to: '" + e.getMessage() + "'");
+      logger.error("NOTE!! Champ events may NOT be published to the event stream!");
+      return;
+    }
+  }
+
+
+
   public abstract Optional<ChampObject>       retrieveObject(Object key) throws ChampUnmarshallingException, ChampTransactionException;
   public abstract Optional<ChampObject>       retrieveObject(Object key, Optional<ChampTransaction> transaction) throws ChampUnmarshallingException, ChampTransactionException;
   public abstract Stream<ChampObject>         queryObjects(Map<String, Object> queryParams) throws ChampTransactionException;
@@ -78,8 +145,8 @@ public abstract class AbstractLoggingChampGraph implements ChampGraph {
   public abstract Stream<ChampRelationship>   retrieveRelationships(ChampObject object) throws ChampUnmarshallingException, ChampObjectNotExistsException, ChampTransactionException;
   public abstract Stream<ChampRelationship>   retrieveRelationships(ChampObject object, Optional<ChampTransaction> transaction) throws ChampUnmarshallingException, ChampObjectNotExistsException, ChampTransactionException;
   public abstract Stream<ChampRelationship>   queryRelationships(Map<String, Object> queryParams) throws ChampTransactionException;
-  public abstract Stream<ChampRelationship>   queryRelationships(Map<String, Object> queryParams, Optional<ChampTransaction> transaction) throws ChampTransactionException;
 
+  public abstract Stream<ChampRelationship>   queryRelationships(Map<String, Object> queryParams, Optional<ChampTransaction> transaction) throws ChampTransactionException;
 
   /**
     * Creates or updates a vertex in the graph data store.
@@ -259,7 +326,6 @@ public abstract class AbstractLoggingChampGraph implements ChampGraph {
    * @param index       - The object index to be created/updated.
    */
   public abstract void executeStoreObjectIndex(ChampObjectIndex index);
-
   public abstract Optional<ChampObjectIndex>       retrieveObjectIndex(String indexName);
   public abstract Stream<ChampObjectIndex>         retrieveObjectIndices();
   public abstract void                             executeDeleteObjectIndex(String indexName) throws ChampIndexNotExistsException;
@@ -275,35 +341,6 @@ public abstract class AbstractLoggingChampGraph implements ChampGraph {
   public abstract ChampCapabilities                capabilities();
 
 
-
-  public final static String  PARAM_EVENT_QUEUE_CAPACITY = "champcore.event.stream.buffer.capacity";
-  public final static Integer DEFAULT_EVENT_QUEUE_CAPACITY = 10000;
-
-  public final static String  PARAM_EVENT_STREAM_PUBLISHER_POOL_SIZE = "champcore.event.stream.publisher-pool-size";
-  public final static Integer DEFAULT_EVENT_STREAM_PUBLISHER_POOL_SIZE = 5;
-
-  public final static String PARAM_EVENT_STREAM_PRODUCER = "champcore.event.stream.publisher";
-
-
-
-  /** Number of events that can be queued up for publication before we begin dropping
-   *  events. */
-  private Integer eventQueueCapacity;
-
-  /** Number of event publisher worker threads. */
-  private Integer eventStreamPublisherPoolSize;
-
-  /** Pool of worker threads that do the work of publishing the events to the event bus. */
-  protected ThreadPoolExecutor publisherPool;
-
-  /** Client used for publishing events to the event bus. */
-  protected EventPublisher producer;
-
-  /** Internal queue where outgoing events will be buffered until they can be serviced by
-   *  the event publisher worker threads. */
-  protected BlockingQueue<ChampEvent> eventQueue;
-
-
   /**
    * Thread factory for the event producer workers.
    */
@@ -318,49 +355,6 @@ public abstract class AbstractLoggingChampGraph implements ChampGraph {
 
 
   /**
-   * Create a new instance of the AbstractLoggingChampGraph.
-   *
-   * @param properties - Set of configuration properties for this graph instance.
-   */
-  protected AbstractLoggingChampGraph(Map<String, Object> properties) {
-
-    // Extract the necessary parameters from the configuration properties.
-    configure(properties);
-
-    // Make sure we were passed an event producer as one of our properties, otherwise
-    // there is really nothing more we can do...
-    if(producer == null) {
-      logger.error("No event stream producer was supplied.");
-      logger.error("NOTE!! Champ events will NOT be published to the event stream!");
-      return;
-    }
-
-    // Create the blocking queue that we will use to buffer events that we want
-    // published to the event bus.
-    eventQueue = new ArrayBlockingQueue<ChampEvent>(eventQueueCapacity);
-
-    // Create the executor pool that will do the work of publishing events to the event bus.
-    publisherPool =
-        (ThreadPoolExecutor) Executors.newFixedThreadPool(eventStreamPublisherPoolSize,
-                                                          new ProducerWorkerThreadFactory());
-
-    try {
-
-      // Start up the producer worker threads.
-      for(int i=0; i<eventStreamPublisherPoolSize; i++) {
-         publisherPool.submit(new EventPublisherWorker());
-      }
-
-    } catch (Exception e) {
-
-      logger.error("Failed to instantiate event stream producer thread due to: '" + e.getMessage() + "'");
-      logger.error("NOTE!! Champ events may NOT be published to the event stream!");
-      return;
-    }
-  }
-
-
-  /**
    * Process the configuration properties supplied for this graph instance.
    *
    * @param properties - Configuration parameters.