Added name in hive lineage api.

repository/src/main/java/org/apache/hadoop/metadata/discovery/HiveLineageService.java

@@ -50,6 +50,9 @@ public class HiveLineageService implements LineageService {
     private static final String HIVE_PROCESS_INPUT_ATTRIBUTE_NAME = "inputTables";
     private static final String HIVE_PROCESS_OUTPUT_ATTRIBUTE_NAME = "outputTables";
 
+    private static final Option<List<String>> SELECT_ATTRIBUTES =
+            Option.<List<String>>apply(List.<String>fromArray(new String[]{"name"}));
+
     private final TitanGraph titanGraph;
     private final DefaultGraphPersistenceStrategy graphPersistenceStrategy;
 
@@ -74,7 +77,7 @@ public class HiveLineageService implements LineageService {
             HiveWhereUsedQuery outputsQuery = new HiveWhereUsedQuery(
                     HIVE_TABLE_TYPE_NAME, tableName, HIVE_PROCESS_TYPE_NAME,
                     HIVE_PROCESS_INPUT_ATTRIBUTE_NAME, HIVE_PROCESS_OUTPUT_ATTRIBUTE_NAME,
-                    Option.empty(), Option.<List<String>>empty(), true,
+                    Option.empty(), SELECT_ATTRIBUTES, true,
                     graphPersistenceStrategy, titanGraph);
 
             Expressions.Expression expression = outputsQuery.expr();
@@ -107,7 +110,7 @@ public class HiveLineageService implements LineageService {
             HiveLineageQuery inputsQuery = new HiveLineageQuery(
                     HIVE_TABLE_TYPE_NAME, tableName, HIVE_PROCESS_TYPE_NAME,
                     HIVE_PROCESS_INPUT_ATTRIBUTE_NAME, HIVE_PROCESS_OUTPUT_ATTRIBUTE_NAME,
-                    Option.empty(), Option.<List<String>>empty(), true,
+                    Option.empty(), SELECT_ATTRIBUTES, true,
                     graphPersistenceStrategy, titanGraph);
 
             Expressions.Expression expression = inputsQuery.expr();

repository/src/main/java/org/apache/hadoop/metadata/discovery/graph/GraphBackedDiscoveryService.java

@@ -21,12 +21,10 @@ package org.apache.hadoop.metadata.discovery.graph;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonObject;
 import com.thinkaurelius.titan.core.TitanGraph;
-import com.thinkaurelius.titan.core.TitanGraphQuery;
 import com.thinkaurelius.titan.core.TitanProperty;
 import com.thinkaurelius.titan.core.TitanVertex;
 import com.thinkaurelius.titan.core.attribute.Text;
 import com.tinkerpop.blueprints.Vertex;
-import org.apache.commons.lang.StringUtils;
 import org.apache.hadoop.metadata.discovery.DiscoveryException;
 import org.apache.hadoop.metadata.discovery.DiscoveryService;
 import org.apache.hadoop.metadata.query.Expressions;
@@ -39,9 +37,6 @@ import org.apache.hadoop.metadata.query.QueryProcessor;
 import org.apache.hadoop.metadata.repository.Constants;
 import org.apache.hadoop.metadata.repository.MetadataRepository;
 import org.apache.hadoop.metadata.repository.graph.GraphProvider;
-import org.apache.hadoop.metadata.typesystem.Referenceable;
-import org.apache.hadoop.metadata.typesystem.json.InstanceSerialization;
-import org.apache.hadoop.metadata.typesystem.types.TypeSystem;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import scala.util.Either;
@@ -54,11 +49,9 @@ import javax.script.ScriptEngineManager;
 import javax.script.ScriptException;
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 
 /**
  * Graph backed implementation of Search.

webapp/src/test/java/org/apache/hadoop/metadata/web/resources/HiveLineageJerseyResourceIT.java

@@ -86,6 +86,10 @@ public class HiveLineageJerseyResourceIT extends BaseResourceIT {
 
         JSONArray rows = results.getJSONArray("rows");
         Assert.assertTrue(rows.length() > 0);
+
+        final JSONObject row = rows.getJSONObject(0);
+        JSONArray paths = row.getJSONArray("path");
+        Assert.assertTrue(paths.length() > 0);
     }
 
     @Test
@@ -112,6 +116,10 @@ public class HiveLineageJerseyResourceIT extends BaseResourceIT {
 
         JSONArray rows = results.getJSONArray("rows");
         Assert.assertTrue(rows.length() > 0);
+
+        final JSONObject row = rows.getJSONObject(0);
+        JSONArray paths = row.getJSONArray("path");
+        Assert.assertTrue(paths.length() > 0);
     }
 
     private void setUpTypes() throws Exception {