org.sagacity.sqltoy.utils

类 ExpressionUtil

java.lang.Object

org.sagacity.sqltoy.utils.ExpressionUtil

public class ExpressionUtil
extends Object

版本:

v1.0,Date:2009-5-20

作者:

zhongxuchen

字段概要

字段

限定符和类型	字段和说明
static String	OPTS

方法概要

限定符和类型	方法和说明
static Object	calculate(String expression)
protected static String	calFunction(String function, String value)
protected static double	calValue(String value1, String opt, String value2)
protected static int	getOptPriorityIn(String opt)
protected static int	getOptPriorityOut(String opt)
protected static String	getOPTS()
protected static String	getValue(String oldValue)
protected static boolean	isFunctionCal(String value)
protected static boolean	isOpt(String value)
protected static boolean	isValue(String cValue)

从类继承的方法 java.lang.Object

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

字段详细资料

OPTS

public static final String OPTS

另请参阅:

常量字段值

方法详细资料

calculate

public static Object calculate(String expression)

getOptPriorityOut

protected static int getOptPriorityOut(String opt)
                                throws Exception

抛出:

Exception

getOptPriorityIn

protected static int getOptPriorityIn(String opt)
                               throws Exception

抛出:

Exception

getOPTS

protected static String getOPTS()

isValue

protected static boolean isValue(String cValue)

isOpt

protected static boolean isOpt(String value)

calValue

protected static double calValue(String value1,
                                 String opt,
                                 String value2)
                          throws Exception

抛出:

Exception

getValue

protected static String getValue(String oldValue)
                          throws Exception

抛出:

Exception

isFunctionCal

protected static boolean isFunctionCal(String value)

calFunction

protected static String calFunction(String function,
                                    String value)
                             throws Exception

抛出:

Exception