org.eclipse.jetty.servlet
Class Holder<T>

java.lang.Object
  org.eclipse.jetty.util.component.AbstractLifeCycle
      org.eclipse.jetty.servlet.Holder<T>

All Implemented Interfaces:

Dumpable, LifeCycle

Direct Known Subclasses:

FilterHolder, ServletHolder

public class Holder<T>
extends AbstractLifeCycle
implements Dumpable

Nested Class Summary

protected class	Holder.HolderConfig
protected class	Holder.HolderRegistration

Nested classes/interfaces inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

AbstractLifeCycle.AbstractLifeCycleListener

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.component.LifeCycle

LifeCycle.Listener

Field Summary

protected boolean	_asyncSupported
protected Class<? extends T>	_class
protected String	_className
protected String	_displayName
protected boolean	_extInstance
protected Map<String,String>	_initParams
protected String	_name
protected ServletHandler	_servletHandler

Fields inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

_listeners, FAILED, RUNNING, STARTED, STARTING, STOPPED, STOPPING

Constructor Summary

protected

Holder()

Method Summary

void	destroyInstance(Object instance)
void	doStart()
void	doStop()
String	dump()
void	dump(Appendable out, String indent)
String	getClassName()
String	getDisplayName()
Class<? extends T>	getHeldClass()
String	getInitParameter(String param)
Enumeration	getInitParameterNames()
Map<String,String>	getInitParameters()
String	getName()
ServletHandler	getServletHandler()
protected void	illegalStateIfContextStarted()
boolean	isAsyncSupported()
boolean	isInstance()
void	setAsyncSupported(boolean suspendable)
void	setClassName(String className)
void	setDisplayName(String name)
void	setHeldClass(Class<? extends T> held)
void	setInitParameter(String param, String value)
void	setInitParameters(Map<String,String> map)
void	setName(String name) The name is a primary key for the held object.
void	setServletHandler(ServletHandler servletHandler)
String	toString()

Methods inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

addLifeCycleListener, getState, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeLifeCycleListener, start, stop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

_class

protected transient Class<? extends T> _class

_initParams

protected final Map<String,String> _initParams

_className

protected String _className

_displayName

protected String _displayName

_extInstance

protected boolean _extInstance

_asyncSupported

protected boolean _asyncSupported

_name

protected String _name

_servletHandler

protected ServletHandler _servletHandler

Constructor Detail

Holder

protected Holder()

Method Detail

isInstance

public boolean isInstance()

Returns:

True if this holder was created for a specific instance.

doStart

public void doStart()
             throws Exception

Overrides:

doStart in class AbstractLifeCycle

Throws:

Exception

doStop

public void doStop()
            throws Exception

Overrides:

doStop in class AbstractLifeCycle

Throws:

Exception

getClassName

public String getClassName()

getHeldClass

public Class<? extends T> getHeldClass()

getDisplayName

public String getDisplayName()

getInitParameter

public String getInitParameter(String param)

getInitParameterNames

public Enumeration getInitParameterNames()

getInitParameters

public Map<String,String> getInitParameters()

getName

public String getName()

getServletHandler

public ServletHandler getServletHandler()

Returns:

Returns the servletHandler.

destroyInstance

public void destroyInstance(Object instance)
                     throws Exception

Throws:

Exception

setClassName

public void setClassName(String className)

Parameters:

className - The className to set.

setHeldClass

public void setHeldClass(Class<? extends T> held)

Parameters:

held - The class to hold

setDisplayName

public void setDisplayName(String name)

setInitParameter

public void setInitParameter(String param,
                             String value)

setInitParameters

public void setInitParameters(Map<String,String> map)

setName

public void setName(String name)

The name is a primary key for the held object. Ensure that the name is set BEFORE adding a Holder (eg ServletHolder or FilterHolder) to a ServletHandler.

Parameters:

name - The name to set.

setServletHandler

public void setServletHandler(ServletHandler servletHandler)

Parameters:

servletHandler - The ServletHandler that will handle requests dispatched to this servlet.

setAsyncSupported

public void setAsyncSupported(boolean suspendable)

isAsyncSupported

public boolean isAsyncSupported()

toString

public String toString()

Overrides:

toString in class Object

illegalStateIfContextStarted

protected void illegalStateIfContextStarted()

dump

public void dump(Appendable out,
                 String indent)
          throws IOException

Specified by:

dump in interface Dumpable

Throws:

IOException

dump

public String dump()

Specified by:

dump in interface Dumpable