Class Util
- java.lang.Object
-
- org.apache.jasper.tagplugins.jstl.Util
-
public class Util extends java.lang.ObjectUtil contains some often used consts, static methods and embedded class to support the JSTL tag plugin.
-
-
Nested Class Summary
Nested Classes Modifier and Type Class Description static classUtil.ImportResponseWrapperWraps responses to allow us to retrieve results as Strings.
-
Field Summary
Fields Modifier and Type Field Description static java.lang.StringDEFAULT_ENCODING
-
Constructor Summary
Constructors Constructor Description Util()
-
Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static java.lang.StringescapeXml(char[] arrayBuffer, int length)static java.lang.StringescapeXml(java.lang.String buffer)Performs the following substring replacements (to facilitate output to XML/HTML pages): & -> & < -> < > -> > " -> " ' -> ' See also OutSupport.writeEscapedXml().static java.lang.StringgetContentTypeAttribute(java.lang.String input, java.lang.String name)Get the value associated with a content-type attribute.static intgetScope(java.lang.String scope)Converts the given string description of a scope to the corresponding PageContext constant.static booleanisAbsoluteUrl(java.lang.String url)Returnstrueif our current URL is absolute,falseotherwise.static java.lang.StringresolveUrl(java.lang.String url, java.lang.String context, PageContext pageContext)Utility methods taken from org.apache.taglibs.standard.tag.common.core.UrlSupportstatic java.lang.StringstripSession(java.lang.String url)Strips a servlet session ID fromurl.
-
-
-
Field Detail
-
DEFAULT_ENCODING
public static final java.lang.String DEFAULT_ENCODING
- See Also:
- Constant Field Values
-
-
Method Detail
-
getScope
public static int getScope(java.lang.String scope)
Converts the given string description of a scope to the corresponding PageContext constant. The validity of the given scope has already been checked by the appropriate TLV.- Parameters:
scope- String description of scope- Returns:
- PageContext constant corresponding to given scope description taken from org.apache.taglibs.standard.tag.common.core.Util
-
isAbsoluteUrl
public static boolean isAbsoluteUrl(java.lang.String url)
Returnstrueif our current URL is absolute,falseotherwise. taken from org.apache.taglibs.standard.tag.common.core.ImportSupport- Parameters:
url- The URL- Returns:
trueif the URL is absolute
-
getContentTypeAttribute
public static java.lang.String getContentTypeAttribute(java.lang.String input, java.lang.String name)Get the value associated with a content-type attribute. Syntax defined in RFC 2045, section 5.1. taken from org.apache.taglibs.standard.tag.common.core.Util- Parameters:
input- The attribute stringname- The attribute name- Returns:
- the attribute value
-
stripSession
public static java.lang.String stripSession(java.lang.String url)
Strips a servlet session ID fromurl. The session ID is encoded as a URL "path parameter" beginning with "jsessionid=". We thus remove anything we find between ";jsessionid=" (inclusive) and either EOS or a subsequent ';' (exclusive). taken from org.apache.taglibs.standard.tag.common.core.ImportSupport- Parameters:
url- The URL- Returns:
- the URL without a user submitted session id parameter
-
escapeXml
public static java.lang.String escapeXml(java.lang.String buffer)
Performs the following substring replacements (to facilitate output to XML/HTML pages): & -> & < -> < > -> > " -> " ' -> ' See also OutSupport.writeEscapedXml(). taken from org.apache.taglibs.standard.tag.common.core.Util- Parameters:
buffer- Data to escape- Returns:
- escaped data
-
escapeXml
public static java.lang.String escapeXml(char[] arrayBuffer, int length)
-
resolveUrl
public static java.lang.String resolveUrl(java.lang.String url, java.lang.String context, PageContext pageContext) throws JspExceptionUtility methods taken from org.apache.taglibs.standard.tag.common.core.UrlSupport- Parameters:
url- The URLcontext- The contextpageContext- The page context- Returns:
- the absolute URL
- Throws:
JspException- If the URL doesn't start with '/'
-
-