Merge pull request #12 from gkorland/Graph.DELETE

#11 added support for Graph.DELETE

Author: swilly22

src/main/java/com/redislabs/redisgraph/Command.java

@@ -8,7 +8,8 @@
  *
  */
 public enum Command implements ProtocolCommand {
-    QUERY("graph.QUERY");
+    QUERY("graph.QUERY"),
+    DELETE("graph.DELETE");
 
     private final byte[] raw;
 

src/main/java/com/redislabs/redisgraph/RedisGraphAPI.java

@@ -47,6 +47,18 @@ public ResultSet query(String query) {
              return new ResultSetImpl(sendCommand(conn, Command.QUERY, graphId, query).getObjectMultiBulkReply());
          }
     }
+    
+    /**
+     * Deletes the entire graph
+     * 
+     * @return delete running time statistics 
+     */
+    public String deleteGraph() {
+		  try (Jedis conn = _conn()) {
+		    return sendCommand(conn, Command.DELETE, graphId).getBulkReply();
+		  }
+	  }
+   
 
     private BinaryClient sendCommand(Jedis conn, ProtocolCommand provider, String ...args) {
         BinaryClient client = conn.getClient();

src/main/java/com/redislabs/redisgraph/impl/StatisticsImpl.java

@@ -1,6 +1,5 @@
 package com.redislabs.redisgraph.impl;
 
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -26,8 +25,7 @@ public String getStringValue(Statistics.Label label) {
 	private Map<Statistics.Label, String> getStatistics(){
 		if(statistics.size() == 0) {		
 			for(byte[]  touple : this.raw) {
-				String row = SafeEncoder.encode(touple);
-				String[] rowTouple = row.split(":");
+				String[] rowTouple = SafeEncoder.encode(touple).split(":");
 				this.statistics.put( Statistics.Label.getEnum(rowTouple[0]), rowTouple[1].trim());
 			}
 		}

src/test/java/com/redislabs/redisgraph/RedisGraphAPITest.java

@@ -18,12 +18,8 @@ public RedisGraphAPITest() {
     }
 
     @Before
-    public void flushDB() throws Exception{
-    	// api.deleteGraph(); - TODO add this back once we implement this API
-  	
-		Method method = RedisGraphAPI.class.getDeclaredMethod("_conn");
-		method.setAccessible(true);
-		((Jedis)method.invoke(api)).flushDB();
+    public void deleteGraph() throws Exception{
+    	api.deleteGraph();
     }
 
     @Test
@@ -93,4 +89,4 @@ public void testQuery() throws Exception {
     	Assert.assertEquals( "32.000000", record.getString(0));
 
     }
-}
+}