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package org.glassfish.embeddable.web;
import java.io.File;
import java.util.Collection;
import org.glassfish.embeddable.web.config.VirtualServerConfig;
import org.glassfish.embeddable.GlassFishException;
/**
* Representation of a virtual server.
*
* <p>Instances of <tt>VirtualServer</tt> may be in one of two states:
* <i>stopped</i> or <i>started</i>. Any requests mapped to a
* <tt>VirtualServer</tt> that was stopped will result in a response with
* a status code equal to
* javax.servlet.http.HttpServletResponse#SC_NOT_FOUND.
*
* <p/>See {@link WebContainer} for usage example.
*
* @author Rajiv Mordani
* @author Jan Luehe
*/
public interface VirtualServer {
/**
* Sets the id of this <tt>VirtualServer</tt>.
*
* @param ID id of this <tt>VirtualServer</tt>.
*/
public void setID(String ID);
/**
* Gets the id of this <tt>VirtualServer</tt>.
*
* @return the id of this <tt>VirtualServer</tt>
*/
public String getID();
/**
* Sets the docroot of this <tt>VirtualServer</tt>.
*
* @param docRoot the docroot of this <tt>VirtualServer</tt>.
*/
public void setDocRoot(File docRoot);
/**
* Gets the docroot of this <tt>VirtualServer</tt>.
*
* @return the docroot of this <tt>VirtualServer</tt>
*/
public File getDocRoot();
/**
* Gets the collection of <tt>WebListener</tt> instances from which
* this <tt>VirtualServer</tt> receives requests.
*
* @return the collection of <tt>WebListener</tt> instances from which
* this <tt>VirtualServer</tt> receives requests.
*/
public Collection<WebListener> getWebListeners();
/**
* Adds the given <tt>Valve</tt> to this <tt>VirtualServer</tt>
*
* @param valve the <tt>Valve</tt> to be added
*/
//public void addValve(Valve valve);
/**
* Registers the given <tt>Context</tt> with this <tt>VirtualServer</tt>
* at the given context root.
*
* <p>If this <tt>VirtualServer</tt> has already been started, the
* given <tt>context</tt> will be started as well.
*
* @param context the <tt>Context</tt> to register
* @param contextRoot the context root at which to register
*
* @throws ConfigException if a <tt>Context</tt> already exists
* at the given context root on this <tt>VirtualServer</tt>
* @throws GlassFishException if the given <tt>context</tt> fails
* to be started
*/
public void addContext(Context context, String contextRoot)
throws ConfigException, GlassFishException;
/**
* Stops the given <tt>context</tt> and removes it from this
* <tt>VirtualServer</tt>.
*
* @param context the <tt>Context</tt> to be stopped and removed
*
* @throws GlassFishException if an error occurs during the stopping
* or removal of the given <tt>context</tt>
*/
public void removeContext(Context context)
throws GlassFishException;
/**
* Finds the <tt>Context</tt> registered at the given context root.
*
* @param contextRoot the context root whose <tt>Context</tt> to get
*
* @return the <tt>Context</tt> registered at the given context root,
* or <tt>null</tt> if no <tt>Context</tt> exists at the given context
* root
*/
public Context getContext(String contextRoot);
/**
* Gets the collection of <tt>Context</tt> instances registered with
* this <tt>VirtualServer</tt>.
*
* @return the (possibly empty) collection of <tt>Context</tt>
* instances registered with this <tt>VirtualServer</tt>
*/
public Collection<Context> getContexts();
/**
* Reconfigures this <tt>VirtualServer</tt> with the given
* configuration.
*
* <p>In order for the given configuration to take effect, this
* <tt>VirtualServer</tt> may be stopped and restarted.
*
* @param config the configuration to be applied
*
* @throws ConfigException if the configuration requires a restart,
* and this <tt>VirtualServer</tt> fails to be restarted
*/
public void setConfig(VirtualServerConfig config)
throws ConfigException;
/**
* Gets the current configuration of this <tt>VirtualServer</tt>.
*
* @return the current configuration of this <tt>VirtualServer</tt>,
* or <tt>null</tt> if no special configuration was ever applied to this
* <tt>VirtualServer</tt>
*/
public VirtualServerConfig getConfig();
}