Package me.danwi.sqlex.core.query.expression

Class ExpressionUtil

java.lang.Object

me.danwi.sqlex.core.query.expression.ExpressionUtil

public class ExpressionUtil
extends Object

表达式辅助类

Constructor Summary

Constructors

Constructor	Description
ExpressionUtil()

Method Summary

Modifier and Type	Method	Description
static String	getParameterPlaceholder(Object value)	获取参数占位符
static SQLParameterBind	toSQL(Expression expression)	表达式转换成SQL,并保留参数绑定信息

Methods inherited from class java.lang.Object

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

Constructor Details

ExpressionUtil

public ExpressionUtil()

Method Details

getParameterPlaceholder

public static String getParameterPlaceholder(Object value)

获取参数占位符

Parameters:

value - 参数值

Returns:

占位符

toSQL

public static SQLParameterBind toSQL(Expression expression)

表达式转换成SQL,并保留参数绑定信息

Parameters:

expression - 表达式树

Returns:

参数bind信息