I want to compare two dates using Struts2
One is returned from the backend (test.currentDate) == "2012-11-15)"
The other one I just set "2014-10-19"
How can I compare the two dates?
My code is as follows:
<s:set name="currentDate" value="%{test.currentDate}"/>
<s:set name="futureDate" value="2014-10-19"/>
<s:if test="%{#currentDate.before(#futureDate)}">
<s:text name="test"/> <s:date name="test.currentDate" format="MM/yy"/>
</s:if>
<s:else>
<s:text name="test2"/>
</s:else>
In the above you were trying compare string with date object that's causing the problem. I suggest you to write a helper class to compare date and take the advantage of OGNL static method access. OGNLBasics-Accessingstaticproperties
<s:set var="currentDate" value="%{new java.util.Date()}"/>
<s:set var="futureDate" value="%{new java.util.Date()}"/>
<s:property value="{#currentDate}"/>
<s:property value="{#futureDate}"/>
<s:if test="%{@com.mycompany.temp.strtus2.example.HelloWorld@compareDate(#currentDate, #futureDate)}">
<div>Do your stuff</div>
</s:if>
<s:else>
<div>else condition</div>
</s:else>
Util Class
public static boolean compareDate(Date currentDate, Date futureDate) {
boolean flag = false;
if (removeTime(currentDate).equals(removeTime(futureDate))) {
flag = true;
}
return flag;
}
public static Date removeTime(Date date) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.set(Calendar.SECOND, 0);
cal.set(Calendar.MILLISECOND, 0);
return cal.getTime();
}