org.wso2.carbon.dataservices.sql.driver.parser

Class ParserUtil

java.lang.Object

org.wso2.carbon.dataservices.sql.driver.parser.ParserUtil

public class ParserUtil
extends Object

Constructor Summary

Constructors

Constructor and Description
ParserUtil()

Method Summary

Modifier and Type	Method and Description
static String	extractFirstKeyword(String sql)
static ParamInfo[]	extractParameters(String sql)
static List<String>	getAggregateFunctionList()
static List<String>	getConditionalOperatorList()
static List<String>	getDelimiterList()
static List<String>	getDMLTypeList()
static List<String>	getKeyWordList()
static List<String>	getOperatorList()
static ParamInfo	getParameter(int orinal, ParamInfo[] parameters)
static ParamInfo	getParameter(String column, ParamInfo[] parameters)
static List<String>	getStringFunctionList()
static Queue<String>	getTokens(String sql)
static boolean	isAggregateFunction(String token)
static boolean	isControlCharacter(String token)
static boolean	isDelimiter(String token)
static boolean	isDMLStatement(String type)
static boolean	isKeyword(String token)
static boolean	isOperator(String token)
static boolean	isStringFunction(String token)
static boolean	isStringLiteral(String token)
static Map<Integer,DataRow>	mergeRows(String operation, Map<Integer,DataRow> rows1, Map<Integer,DataRow> rows2)
static Map<Integer,DataRow>	processANDCondition(Map<Integer,DataRow> rows1, Map<Integer,DataRow> rows2)
static Map<Integer,DataRow>	processORCondition(Map<Integer,DataRow> rows1, Map<Integer,DataRow> rows2)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ParserUtil

public ParserUtil()

Method Detail

getConditionalOperatorList

public static List<String> getConditionalOperatorList()

getKeyWordList

public static List<String> getKeyWordList()

getDMLTypeList

public static List<String> getDMLTypeList()

getDelimiterList

public static List<String> getDelimiterList()

getOperatorList

public static List<String> getOperatorList()

getAggregateFunctionList

public static List<String> getAggregateFunctionList()

getStringFunctionList

public static List<String> getStringFunctionList()

isDelimiter

public static boolean isDelimiter(String token)

isOperator

public static boolean isOperator(String token)

isAggregateFunction

public static boolean isAggregateFunction(String token)

isStringFunction

public static boolean isStringFunction(String token)

isKeyword

public static boolean isKeyword(String token)

isStringLiteral

public static boolean isStringLiteral(String token)

getTokens

public static Queue<String> getTokens(String sql)
                               throws SQLException

Throws:

SQLException

isControlCharacter

public static boolean isControlCharacter(String token)

isDMLStatement

public static boolean isDMLStatement(String type)

extractParameters

public static ParamInfo[] extractParameters(String sql)

extractFirstKeyword

public static String extractFirstKeyword(String sql)

getParameter

public static ParamInfo getParameter(int orinal,
                                     ParamInfo[] parameters)

getParameter

public static ParamInfo getParameter(String column,
                                     ParamInfo[] parameters)

mergeRows

public static Map<Integer,DataRow> mergeRows(String operation,
                                             Map<Integer,DataRow> rows1,
                                             Map<Integer,DataRow> rows2)

processORCondition

public static Map<Integer,DataRow> processORCondition(Map<Integer,DataRow> rows1,
                                                      Map<Integer,DataRow> rows2)

processANDCondition

public static Map<Integer,DataRow> processANDCondition(Map<Integer,DataRow> rows1,
                                                       Map<Integer,DataRow> rows2)