Package javax.servlet.jsp.jstl.tlv
Class PermittedTaglibsTLV
- java.lang.Object
-
- javax.servlet.jsp.tagext.TagLibraryValidator
-
- javax.servlet.jsp.jstl.tlv.PermittedTaglibsTLV
-
public class PermittedTaglibsTLV extends javax.servlet.jsp.tagext.TagLibraryValidator
A TagLibraryValidator class to allow a TLD to restrict what taglibs (in addition to itself) may be imported on a page where it's used.
This TLV supports the following initialization parameter:
- permittedTaglibs: A whitespace-separated list of URIs corresponding to tag libraries permitted to be imported on the page in addition to the tag library that references PermittedTaglibsTLV (which is allowed implicitly).
This implementation only detects tag libraries declared on the
<jsp:root>
element, including libraries in regular JSP files or JSP Documents with a specific<jsp:root>
. It does not detect libraries declared on other elements as supported by JSP 2.0.
-
-
Nested Class Summary
Nested Classes Modifier and Type Class Description private class
PermittedTaglibsTLV.PermittedTaglibsHandler
The handler that provides the base of our implementation.
-
Field Summary
Fields Modifier and Type Field Description private static java.lang.String
JSP_ROOT_NAME
private static java.lang.String
JSP_ROOT_QN
private static java.lang.String
JSP_ROOT_URI
private static PageParser
parser
private static java.lang.String
PERMITTED_TAGLIBS_PARAM
private java.util.Set<java.lang.String>
permittedTaglibs
-
Constructor Summary
Constructors Constructor Description PermittedTaglibsTLV()
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
setInitParameters(java.util.Map<java.lang.String,java.lang.Object> initParams)
javax.servlet.jsp.tagext.ValidationMessage[]
validate(java.lang.String prefix, java.lang.String uri, javax.servlet.jsp.tagext.PageData page)
private javax.servlet.jsp.tagext.ValidationMessage[]
vmFromString(java.lang.String message)
-
-
-
Field Detail
-
PERMITTED_TAGLIBS_PARAM
private static final java.lang.String PERMITTED_TAGLIBS_PARAM
- See Also:
- Constant Field Values
-
JSP_ROOT_URI
private static final java.lang.String JSP_ROOT_URI
- See Also:
- Constant Field Values
-
JSP_ROOT_NAME
private static final java.lang.String JSP_ROOT_NAME
- See Also:
- Constant Field Values
-
JSP_ROOT_QN
private static final java.lang.String JSP_ROOT_QN
- See Also:
- Constant Field Values
-
parser
private static final PageParser parser
-
permittedTaglibs
private final java.util.Set<java.lang.String> permittedTaglibs
-
-
Method Detail
-
setInitParameters
public void setInitParameters(java.util.Map<java.lang.String,java.lang.Object> initParams)
- Overrides:
setInitParameters
in classjavax.servlet.jsp.tagext.TagLibraryValidator
-
validate
public javax.servlet.jsp.tagext.ValidationMessage[] validate(java.lang.String prefix, java.lang.String uri, javax.servlet.jsp.tagext.PageData page)
- Overrides:
validate
in classjavax.servlet.jsp.tagext.TagLibraryValidator
-
vmFromString
private javax.servlet.jsp.tagext.ValidationMessage[] vmFromString(java.lang.String message)
-
-