org.apache.shardingsphere.sql.parser.util

Class SQLUtil

java.lang.Object

org.apache.shardingsphere.sql.parser.util.SQLUtil

public final class SQLUtil
extends Object

SQL utility class.

Author:

gaohongtao, panjuan

Constructor Summary

Constructors

Constructor and Description
SQLUtil()

Method Summary

Modifier and Type	Method and Description
static String	getExactlyExpression(String value) Get exactly SQL expression.
static Number	getExactlyNumber(String value, int radix) Get exactly number value and type.
static String	getExactlyValue(String value) Get exactly value for SQL expression.
static String	getExpressionWithoutOutsideParentheses(String value) Get exactly SQL expression without outside parentheses.

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLUtil

public SQLUtil()

Method Detail

getExactlyNumber

public static Number getExactlyNumber(String value,
                                      int radix)

Get exactly number value and type.

Parameters:

value - string to be converted

radix - radix

Returns:

exactly number value and type

getExactlyValue

public static String getExactlyValue(String value)

Get exactly value for SQL expression.

remove special char for SQL expression

Parameters:

value - SQL expression

Returns:

exactly SQL expression

getExactlyExpression

public static String getExactlyExpression(String value)

Get exactly SQL expression.

remove space for SQL expression

Parameters:

value - SQL expression

Returns:

exactly SQL expression

getExpressionWithoutOutsideParentheses

public static String getExpressionWithoutOutsideParentheses(String value)

Get exactly SQL expression without outside parentheses.

Parameters:

value - SQL expression

Returns:

exactly SQL expression