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

		CommonTree root_0 = null;

		Token key=null;

		CommonTree key_tree=null;
		RewriteRuleTokenStream stream_StringLiteral=new RewriteRuleTokenStream(adaptor,"token StringLiteral");

		 msgs.push("specifying key property"); 
		try {
			// HiveParser.g:1574:5: (key= StringLiteral -> ^( TOK_TABLEPROPERTY $key TOK_NULL ) )
			// HiveParser.g:1575:7: key= StringLiteral
			{
			key=(Token)match(input,StringLiteral,FOLLOW_StringLiteral_in_keyProperty9226);  
			stream_StringLiteral.add(key);

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

			root_0 = (CommonTree)adaptor.nil();
			// 1575:25: -> ^( TOK_TABLEPROPERTY $key TOK_NULL )
			{
				// HiveParser.g:1575:28: ^( TOK_TABLEPROPERTY $key TOK_NULL )
				{
				CommonTree root_1 = (CommonTree)adaptor.nil();
				root_1 = (CommonTree)adaptor.becomeRoot((CommonTree)adaptor.create(TOK_TABLEPROPERTY, "TOK_TABLEPROPERTY"), root_1);
				adaptor.addChild(root_1, stream_key.nextNode());
				adaptor.addChild(root_1, (CommonTree)adaptor.create(TOK_NULL, "TOK_NULL"));
				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;
	}