## Uses of Interface
javax.servlet.jsp.tagext.Tag

Packages that use Tag
com.acme
javax.servlet.jsp.jstl.core: Classes and interfaces related to the core tag library component of the JavaServer Pages Standard Tag Library (JSTL).
javax.servlet.jsp.tagext: Classes and interfaces for the definition of JavaServer Pages Tag Libraries.
org.apache.jasper.runtime
org.apache.taglibs.standard.extra.spath
org.apache.taglibs.standard.lang.jstl
org.apache.taglibs.standard.lang.support
org.apache.taglibs.standard.tag.common.core
org.apache.taglibs.standard.tag.common.fmt
org.apache.taglibs.standard.tag.common.sql
org.apache.taglibs.standard.tag.common.xml
org.apache.taglibs.standard.tag.el.core
org.apache.taglibs.standard.tag.el.fmt
org.apache.taglibs.standard.tag.el.sql
org.apache.taglibs.standard.tag.el.xml

Uses of Tag in com.acme

Classes in com.acme that implement Tag
`class` `DateTag`

Methods in com.acme that return Tag
`Tag` `DateTag.getParent()`

Methods in com.acme with parameters of type Tag
`void` `DateTag.setParent(Tag parent)`

Uses of Tag in javax.servlet.jsp.jstl.core

Subinterfaces of Tag in javax.servlet.jsp.jstl.core
`interface` `LoopTag` JSTL allows developers to write custom iteration tags by implementing the LoopTag interface.

Classes in javax.servlet.jsp.jstl.core that implement Tag
`class` `ConditionalTagSupport` Abstract class that facilitates implementation of conditional actions where the boolean result is exposed as a JSP scoped variable.
`class` `LoopTagSupport` Base support class to facilitate implementation of iteration tags.

Uses of Tag in javax.servlet.jsp.tagext

Subinterfaces of Tag in javax.servlet.jsp.tagext
`interface` `BodyTag` The BodyTag interface extends IterationTag by defining additional methods that let a tag handler manipulate the content of evaluating its body.
`interface` `IterationTag` The IterationTag interface extends Tag by defining one additional method that controls the reevaluation of its body.

Classes in javax.servlet.jsp.tagext that implement Tag
`class` `BodyTagSupport` A base class for defining tag handlers implementing BodyTag.
`class` `TagAdapter` Wraps any SimpleTag and exposes it using a Tag interface.
`class` `TagSupport` A base class for defining new tag handlers implementing Tag.

Methods in javax.servlet.jsp.tagext that return Tag
`static Tag` `TagSupport.findAncestorWithClass(Tag from, Class klass)` Find the instance of a given class type that is closest to a given instance.
`Tag` `TagSupport.getParent()` The Tag instance most closely enclosing this tag instance.
`Tag` `TagAdapter.getParent()` Returns the parent of this tag, which is always getAdaptee().getParent().
`Tag` `Tag.getParent()` Get the parent (closest enclosing tag handler) for this tag handler.

Methods in javax.servlet.jsp.tagext with parameters of type Tag
`static Tag` `TagSupport.findAncestorWithClass(Tag from, Class klass)` Find the instance of a given class type that is closest to a given instance.
`void` `TagSupport.setParent(Tag t)` Set the nesting tag of this tag.
`void` `TagAdapter.setParent(Tag parentTag)` Must not be called.
`void` `Tag.setParent(Tag t)` Set the parent (closest enclosing tag handler) of this tag handler.

Uses of Tag in org.apache.jasper.runtime

Methods in org.apache.jasper.runtime that return Tag
`Tag` `TagHandlerPool.get(Class handlerClass)` Gets the next available tag handler from this tag handler pool, instantiating one if this tag handler pool is empty.
`Tag` `PerThreadTagHandlerPool.get(Class handlerClass)` Gets the next available tag handler from this tag handler pool, instantiating one if this tag handler pool is empty.

Methods in org.apache.jasper.runtime with parameters of type Tag
`void` `TagHandlerPool.reuse(Tag handler)` Adds the given tag handler to this tag handler pool, unless this tag handler pool has already reached its capacity, in which case the tag handler's release() method is called.
`void` `PerThreadTagHandlerPool.reuse(Tag handler)` Adds the given tag handler to this tag handler pool, unless this tag handler pool has already reached its capacity, in which case the tag handler's release() method is called.

Uses of Tag in org.apache.taglibs.standard.extra.spath

Classes in org.apache.taglibs.standard.extra.spath that implement Tag
`class` `SPathTag` Tag handler that exposes SPath functionality.

Uses of Tag in org.apache.taglibs.standard.lang.jstl

Methods in org.apache.taglibs.standard.lang.jstl with parameters of type Tag
`Object` `Evaluator.evaluate(String pAttributeName, String pAttributeValue, Class pExpectedType, Tag pTag, PageContext pPageContext)` Conduit to old-style call for convenience.
`Object` `Evaluator.evaluate(String pAttributeName, String pAttributeValue, Class pExpectedType, Tag pTag, PageContext pPageContext, Map functions, String defaultPrefix)` Evaluates the expression at request time

Uses of Tag in org.apache.taglibs.standard.lang.support

Methods in org.apache.taglibs.standard.lang.support with parameters of type Tag
`static Object` `ExpressionEvaluatorManager.evaluate(String attributeName, String expression, Class expectedType, Tag tag, PageContext pageContext)` Invokes the evaluate() method on the "active" ExpressionEvaluator for the given pageContext.
`Object` `ExpressionEvaluator.evaluate(String attributeName, String expression, Class expectedType, Tag tag, PageContext pageContext)` Evaluates the expression at request time.

Uses of Tag in org.apache.taglibs.standard.tag.common.core

Classes in org.apache.taglibs.standard.tag.common.core that implement Tag
`class` `CatchTag` Tag handler for <catch> in JSTL 1.0.
`class` `ChooseTag` Tag handler for <choose> in JSTL.
`class` `DeclareTag` Tag handler for <declaregt; in JSTL.
`class` `ForEachSupport` Support for tag handlers for <forEach>, the core iteration tag in JSTL 1.0.
`class` `ForTokensSupport` Support for tag handlers for <forTokens>, the tokenizing iteration tag in JSTL 1.0.
`class` `ImportSupport` Support for tag handlers for <import>, the general-purpose text-importing mechanism for JSTL 1.0.
`class` `OtherwiseTag` Tag handler for <otherwise> in JSTL.
`class` `OutSupport` Support for handlers of the <out> tag, which simply evalutes and prints the result of the expression it's passed.
`class` `ParamSupport` Support for tag handlers for <param>, the URL parameter subtag for <import> in JSTL 1.0.
`class` `RedirectSupport` Support for tag handlers for <redirect>, JSTL 1.0's tag for redirecting to a new URL (with optional query parameters).
`class` `RemoveTag` A handler for the <remove> tag, which removes the variable identified by 'var' (and 'scope', if present).
`class` `SetSupport` Support for handlers of the <set> tag.
`class` `UrlSupport` Support for tag handlers for <url>, the URL creation and rewriting tag in JSTL 1.0.
`class` `WhenTagSupport` WhenTagSupport is an abstract class that facilitates implementation of <when>-style tags in both the rtexprvalue and expression-evaluating libraries.

Uses of Tag in org.apache.taglibs.standard.tag.common.fmt

Classes in org.apache.taglibs.standard.tag.common.fmt that implement Tag
`class` `BundleSupport` Support for tag handlers for <bundle>, the resource bundle loading tag in JSTL 1.0.
`class` `FormatDateSupport` Support for tag handlers for <formatDate>, the date and time formatting tag in JSTL 1.0.
`class` `FormatNumberSupport` Support for tag handlers for <formatNumber>, the number formatting tag in JSTL 1.0.
`class` `MessageSupport` Support for tag handlers for <message>, the message formatting tag in JSTL 1.0.
`class` `ParseDateSupport` Support for tag handlers for <parseDate>, the date and time parsing tag in JSTL 1.0.
`class` `ParseNumberSupport` Support for tag handlers for <parseNumber>, the number parsing tag in JSTL 1.0.
`class` `RequestEncodingSupport` Support for tag handlers for <requestEncoding>, the tag for setting the request character encoding in JSTL 1.0.
`class` `SetBundleSupport` Support for tag handlers for <setBundle>, the JSTL 1.0 tag that loads a resource bundle and stores it in a scoped variable.
`class` `SetLocaleSupport` Support for tag handlers for <setLocale>, the locale setting tag in JSTL 1.0.
`class` `SetTimeZoneSupport` Support for tag handlers for <setTimeZone>, the time zone setting tag in JSTL 1.0.
`class` `TimeZoneSupport` Support for tag handlers for <timeZone>, the time zone tag in JSTL 1.0.

Uses of Tag in org.apache.taglibs.standard.tag.common.sql

Classes in org.apache.taglibs.standard.tag.common.sql that implement Tag
`class` `DateParamTagSupport` Tag handler for <Param> in JSTL, used to set parameter values for a SQL statement.
`class` `DriverTag` Tag handler for <Driver> in JSTL, used to create a simple DataSource for prototyping.
`class` `ParamTagSupport` Tag handler for <Param> in JSTL, used to set parameter values for a SQL statement.
`class` `QueryTagSupport` Tag handler for <Query> in JSTL.
`class` `SetDataSourceTagSupport` Tag handler for <SetDataSource> in JSTL, used to create a simple DataSource for prototyping.
`class` `TransactionTagSupport` Tag handler for <Transaction> in JSTL.
`class` `UpdateTagSupport` Tag handler for <Update> in JSTL.

Uses of Tag in org.apache.taglibs.standard.tag.common.xml

Classes in org.apache.taglibs.standard.tag.common.xml that implement Tag
`class` `ExprSupport` Tag handler for <expr> in JSTL's XML library.
`class` `ForEachTag` Support for the XML library's <forEach> tag.
`class` `IfTag` Tag handler for <if> in JSTL's XML library.
`class` `ParseSupport` Support for tag handlers for <parse>, the XML parsing tag.
`class` `SetTag` Tag handler for <set> in JSTL's XML library.
`class` `TransformSupport` Support for tag handlers for <transform>, the XML transformation tag.
`class` `WhenTag` Tag handler for <if> in JSTL's XML library.

Methods in org.apache.taglibs.standard.tag.common.xml with parameters of type Tag
`static Node` `XPathUtil.getContext(Tag t)`

Uses of Tag in org.apache.taglibs.standard.tag.el.core

Classes in org.apache.taglibs.standard.tag.el.core that implement Tag
`class` `ForTokensTag` A handler for <forTokens> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `ImportTag` A handler for <import> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `OutTag` A handler for <out>, which redirects the browser to a new URL.
`class` `ParamTag` A handler for <param> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `RedirectTag` A handler for <redirect>, which redirects the browser to a new URL.
`class` `UrlTag` A handler for <urlEncode> that accepts attributes as Strings and evaluates them as expressions at runtime.

Methods in org.apache.taglibs.standard.tag.el.core with parameters of type Tag
`static Object` `ExpressionUtil.evalNotNull(String tagName, String attributeName, String expression, Class expectedType, Tag tag, PageContext pageContext)` Evaluates an expression if present, but does not allow the expression to evaluate to 'null', throwing a NullAttributeException if it does.

Uses of Tag in org.apache.taglibs.standard.tag.el.fmt

Classes in org.apache.taglibs.standard.tag.el.fmt that implement Tag
`class` `BundleTag` A handler for <bundle> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `FormatDateTag` A handler for <formatDate> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `FormatNumberTag` A handler for <formatNumber> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `MessageTag` A handler for <message> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `ParseDateTag` A handler for <parseDate> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `ParseNumberTag` A handler for <parseNumber> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `RequestEncodingTag` A handler for <requestEncoding> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `SetBundleTag` A handler for <setBundle> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `SetLocaleTag` A handler for <setLocale> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `SetTimeZoneTag` A handler for <setTimeZone> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `TimeZoneTag` A handler for <timeZone> that accepts attributes as Strings and evaluates them as expressions at runtime.

Uses of Tag in org.apache.taglibs.standard.tag.el.sql

Classes in org.apache.taglibs.standard.tag.el.sql that implement Tag
`class` `DateParamTag` Subclass for the JSTL library with EL support.
`class` `QueryTag` Subclass for the JSTL library with EL support.
`class` `SetDataSourceTag` Tag handler for <SetDataSource> in JSTL, used to create a simple DataSource for prototyping.
`class` `TransactionTag` Subclass for the JSTL library with EL support.
`class` `UpdateTag` Subclass for the JSTL library with EL support.

Uses of Tag in org.apache.taglibs.standard.tag.el.xml

Classes in org.apache.taglibs.standard.tag.el.xml that implement Tag
`class` `ExprTag` A handler for <out> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `ParseTag` A handler for <parse> that accepts attributes as Strings and evaluates them as expressions at runtime.
`class` `TransformTag` A handler for <transform> that accepts attributes as Strings and evaluates them as expressions at runtime.

Copyright © 2008 Mort Bay Consulting. All Rights Reserved.