org.apache.struts2.util
类 StrutsUtil

java.lang.Object
  org.apache.struts2.util.StrutsUtil

直接已知子类：

VelocityStrutsUtil

public class StrutsUtil
extends Object

Struts base utility class, for use in Velocity and Freemarker templates

构造方法摘要

StrutsUtil(com.opensymphony.xwork2.util.ValueStack stack, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

方法摘要

Object	bean(Object aName)
String	buildUrl(String url)
Object	findString(String name)
Object	findValue(String expression, String className)
String	getContext()
String	getText(String text)
String	include(Object aName)
String	include(Object aName, javax.servlet.http.HttpServletRequest aRequest, javax.servlet.http.HttpServletResponse aResponse) 已过时。 the request and response are stored in this util class, please use include(string)
boolean	isTrue(String expression)
List	makeSelectList(String selectedList, String list, String listKey, String listValue) the selectedList objects are matched to the list.listValue listKey and listValue are optional, and if not provided, the list item is used
int	toInt(long aLong)
long	toLong(int anInt)
long	toLong(String aLong)
String	toString(int anInt)
String	toString(long aLong)
String	toStringSafe(Object obj)
String	translateVariables(String expression)
String	urlEncode(String s)

从类 java.lang.Object 继承的方法

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

构造方法详细信息

StrutsUtil

public StrutsUtil(com.opensymphony.xwork2.util.ValueStack stack,
                  javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)

方法详细信息

bean

public Object bean(Object aName)
            throws Exception

抛出：

Exception

isTrue

public boolean isTrue(String expression)

findString

public Object findString(String name)

include

public String include(Object aName)
               throws Exception

抛出：

Exception

include

public String include(Object aName,
                      javax.servlet.http.HttpServletRequest aRequest,
                      javax.servlet.http.HttpServletResponse aResponse)
               throws Exception

已过时。 the request and response are stored in this util class, please use include(string)

抛出：

Exception

urlEncode

public String urlEncode(String s)

buildUrl

public String buildUrl(String url)

findValue

public Object findValue(String expression,
                        String className)
                 throws ClassNotFoundException

抛出：

ClassNotFoundException

getText

public String getText(String text)

getContext

public String getContext()

translateVariables

public String translateVariables(String expression)

makeSelectList

public List makeSelectList(String selectedList,
                           String list,
                           String listKey,
                           String listValue)

the selectedList objects are matched to the list.listValue

listKey and listValue are optional, and if not provided, the list item is used

参数：

selectedList - the name of the action property that contains the list of selected items or single item if its not an array or list

list - the name of the action property that contains the list of selectable items

listKey - an ognl expression that is exaluated relative to the list item to use as the key of the ListEntry

listValue - an ognl expression that is exaluated relative to the list item to use as the value of the ListEntry

返回：

a List of ListEntry

toInt

public int toInt(long aLong)

toLong

public long toLong(int anInt)

toLong

public long toLong(String aLong)

toString

public String toString(long aLong)

toString

public String toString(int anInt)

toStringSafe

public String toStringSafe(Object obj)