org.apache.taglibs.random
Class RandomNumTag
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
org.apache.taglibs.random.RandomNumTag
- All Implemented Interfaces:
- javax.servlet.jsp.tagext.IterationTag, java.io.Serializable, javax.servlet.jsp.tagext.Tag
- public class RandomNumTag
- extends javax.servlet.jsp.tagext.TagSupport
The RandomNumTag will set up a random number generator which can be accessed by
the jsp:getProperty tag.
<tag>
<name>randomnum</name>
<tagclass>org.apache.taglibs.random.RandomNumTag</tagclass>
<bodycontent>empty</bodycontent>
<info>Creates a variable length random number generator</info>
<attribute>
<name>id</name>
<required>true</required>
<rtexprvalue>false</rtexprvalue>
</attribute>
<attribute>
<name>range</name>
<required>false</required>
<rtexprvalue>false</rtexprvalue>
</attribute>
<attribute>
<name>algorithm</name>
<required>false</required>
<rtexprvalue>false</rtexprvalue>
</attribute>
<attribute>
<name>provider</name>
<required>false</required>
<rtexprvalue>false</rtexprvalue>
</attribute>
</tag>
- Version:
- 1.0
- Author:
- Rich Catlett
- See Also:
- Serialized Form
Fields inherited from class javax.servlet.jsp.tagext.TagSupport |
id, pageContext |
Fields inherited from interface javax.servlet.jsp.tagext.IterationTag |
EVAL_BODY_AGAIN |
Fields inherited from interface javax.servlet.jsp.tagext.Tag |
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE |
Method Summary |
int |
doStartTag()
implementation of method from the Tag interface that tells the JSP what
to do upon encountering the start tag for this tag set |
void |
setAlgorithm(java.lang.String value)
set the algorithm name |
void |
setProvider(java.lang.String value)
set the provider name |
void |
setRange(java.lang.String value)
set the Range |
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
doAfterBody, doEndTag, findAncestorWithClass, getId, getParent, getValue, getValues, release, removeValue, setId, setPageContext, setParent, setValue |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
RandomNumTag
public RandomNumTag()
doStartTag
public final int doStartTag()
throws javax.servlet.jsp.JspException
- implementation of method from the Tag interface that tells the JSP what
to do upon encountering the start tag for this tag set
- Returns:
- SKIP_BODY - integer value telling the JSP engine to not evaluate
the body of this tag
- Throws:
javax.servlet.jsp.JspException
- thrown when error occurs in processing the body of
this method
setRange
public final void setRange(java.lang.String value)
throws javax.servlet.jsp.JspException
- set the Range
- Parameters:
value
- String value that determines range from which the random
number will be chosen
- Throws:
javax.servlet.jsp.JspException
- if the lowerbound is greater than the upperbound
setAlgorithm
public final void setAlgorithm(java.lang.String value)
- set the algorithm name
- Parameters:
value
- name of the algorithm to use for a SecureRandom object
setProvider
public final void setProvider(java.lang.String value)
- set the provider name
- Parameters:
value
- name of the package to check for the algorithm
Copyright ? 2000-2004 The Apache Software Foundation. All Rights Reserved.