public final HiveParser.tableRowFormatMapKeysIdentifier_return tableRowFormatMapKeysIdentifier() throws RecognitionException {
		HiveParser.tableRowFormatMapKeysIdentifier_return retval = new HiveParser.tableRowFormatMapKeysIdentifier_return();
		retval.start = input.LT(1);

		CommonTree root_0 = null;

		Token mapKeysIdnt=null;
		Token KW_MAP602=null;
		Token KW_KEYS603=null;
		Token KW_TERMINATED604=null;
		Token KW_BY605=null;

		CommonTree mapKeysIdnt_tree=null;
		CommonTree KW_MAP602_tree=null;
		CommonTree KW_KEYS603_tree=null;
		CommonTree KW_TERMINATED604_tree=null;
		CommonTree KW_BY605_tree=null;
		RewriteRuleTokenStream stream_StringLiteral=new RewriteRuleTokenStream(adaptor,"token StringLiteral");
		RewriteRuleTokenStream stream_KW_KEYS=new RewriteRuleTokenStream(adaptor,"token KW_KEYS");
		RewriteRuleTokenStream stream_KW_MAP=new RewriteRuleTokenStream(adaptor,"token KW_MAP");
		RewriteRuleTokenStream stream_KW_TERMINATED=new RewriteRuleTokenStream(adaptor,"token KW_TERMINATED");
		RewriteRuleTokenStream stream_KW_BY=new RewriteRuleTokenStream(adaptor,"token KW_BY");

		 msgs.push("table row format's map key separator"); 
		try {
			// HiveParser.g:1597:5: ( KW_MAP KW_KEYS KW_TERMINATED KW_BY mapKeysIdnt= StringLiteral -> ^( TOK_TABLEROWFORMATMAPKEYS $mapKeysIdnt) )
			// HiveParser.g:1598:7: KW_MAP KW_KEYS KW_TERMINATED KW_BY mapKeysIdnt= StringLiteral
			{
			KW_MAP602=(Token)match(input,KW_MAP,FOLLOW_KW_MAP_in_tableRowFormatMapKeysIdentifier9395);  
			stream_KW_MAP.add(KW_MAP602);

			KW_KEYS603=(Token)match(input,KW_KEYS,FOLLOW_KW_KEYS_in_tableRowFormatMapKeysIdentifier9397);  
			stream_KW_KEYS.add(KW_KEYS603);

			KW_TERMINATED604=(Token)match(input,KW_TERMINATED,FOLLOW_KW_TERMINATED_in_tableRowFormatMapKeysIdentifier9399);  
			stream_KW_TERMINATED.add(KW_TERMINATED604);

			KW_BY605=(Token)match(input,KW_BY,FOLLOW_KW_BY_in_tableRowFormatMapKeysIdentifier9401);  
			stream_KW_BY.add(KW_BY605);

			mapKeysIdnt=(Token)match(input,StringLiteral,FOLLOW_StringLiteral_in_tableRowFormatMapKeysIdentifier9405);  
			stream_StringLiteral.add(mapKeysIdnt);

			// AST REWRITE
			// elements: mapKeysIdnt
			// token labels: mapKeysIdnt
			// rule labels: retval
			// token list labels: 
			// rule list labels: 
			// wildcard labels: 
			retval.tree = root_0;
			RewriteRuleTokenStream stream_mapKeysIdnt=new RewriteRuleTokenStream(adaptor,"token mapKeysIdnt",mapKeysIdnt);
			RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.getTree():null);

			root_0 = (CommonTree)adaptor.nil();
			// 1599:5: -> ^( TOK_TABLEROWFORMATMAPKEYS $mapKeysIdnt)
			{
				// HiveParser.g:1599:8: ^( TOK_TABLEROWFORMATMAPKEYS $mapKeysIdnt)
				{
				CommonTree root_1 = (CommonTree)adaptor.nil();
				root_1 = (CommonTree)adaptor.becomeRoot((CommonTree)adaptor.create(TOK_TABLEROWFORMATMAPKEYS, "TOK_TABLEROWFORMATMAPKEYS"), root_1);
				adaptor.addChild(root_1, stream_mapKeysIdnt.nextNode());
				adaptor.addChild(root_0, root_1);
				}

			}


			retval.tree = root_0;

			}

			retval.stop = input.LT(-1);

			retval.tree = (CommonTree)adaptor.rulePostProcessing(root_0);
			adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);

			 msgs.pop(); 
		}

		catch (RecognitionException e) {
		 reportError(e);
		  throw e;
		}

		finally {
			// do for sure before leaving
		}
		return retval;
	}