org.springframework.web.servlet.tags
Class EvalTag
java.lang.Object
javax.servlet.jsp.tagext.TagSupport
org.springframework.web.servlet.tags.RequestContextAwareTag
org.springframework.web.servlet.tags.HtmlEscapingAwareTag
org.springframework.web.servlet.tags.EvalTag
- All Implemented Interfaces:
- Serializable, IterationTag, JspTag, Tag, TryCatchFinally
public class EvalTag
- extends HtmlEscapingAwareTag
JSP tag for evaluating expressions with the Spring Expression Language (SpEL).
Supports the standard JSP evaluation context consisting of implicit variables and scoped attributes.
- Since:
- 3.0.1
- Author:
- Keith Donald, Juergen Hoeller
- See Also:
- Serialized Form
Methods inherited from class javax.servlet.jsp.tagext.TagSupport |
doAfterBody, 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 |
EvalTag
public EvalTag()
setExpression
public void setExpression(String expression)
- Set the expression to evaluate.
setVar
public void setVar(String var)
- Set the variable name to expose the evaluation result under.
Defaults to rendering the result to the current JspWriter.
setScope
public void setScope(String scope)
- Set the scope to export the evaluation result to.
This attribute has no meaning unless var is also defined.
setJavaScriptEscape
public void setJavaScriptEscape(String javaScriptEscape)
throws JspException
- Set JavaScript escaping for this tag, as boolean value.
Default is "false".
- Throws:
JspException
doStartTagInternal
public int doStartTagInternal()
throws JspException
- Description copied from class:
RequestContextAwareTag
- Called by doStartTag to perform the actual work.
- Specified by:
doStartTagInternal
in class RequestContextAwareTag
- Returns:
- same as TagSupport.doStartTag
- Throws:
JspException
- See Also:
TagSupport.doStartTag()
doEndTag
public int doEndTag()
throws JspException
- Specified by:
doEndTag
in interface Tag
- Overrides:
doEndTag
in class TagSupport
- Throws:
JspException