org.apache.hbase.thirdparty.org.eclipse.jetty.server.HandlerContainer Maven / Gradle / Ivy

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//  and Apache License v2.0 which accompanies this distribution.
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//      The Apache License v2.0 is available at
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package org.apache.hbase.thirdparty.org.eclipse.jetty.server;

import org.apache.hbase.thirdparty.org.eclipse.jetty.util.annotation.ManagedAttribute;
import org.apache.hbase.thirdparty.org.eclipse.jetty.util.annotation.ManagedObject;
import org.apache.hbase.thirdparty.org.eclipse.jetty.util.component.LifeCycle;

/**
 * A Handler that contains other Handlers.
 * 
 * The contained handlers may be one (see @{link {@link org.apache.hbase.thirdparty.org.eclipse.jetty.server.handler.HandlerWrapper})
 * or many (see {@link org.apache.hbase.thirdparty.org.eclipse.jetty.server.handler.HandlerList} or {@link org.apache.hbase.thirdparty.org.eclipse.jetty.server.handler.HandlerCollection}.
 */
@ManagedObject("Handler of Multiple Handlers")
public interface HandlerContainer extends LifeCycle
{

    /**
     * @return array of handlers directly contained by this handler.
     */
    @ManagedAttribute("handlers in this container")
    Handler[] getHandlers();

    /**
     * @return array of all handlers contained by this handler and it's children
     */
    @ManagedAttribute("all contained handlers")
    Handler[] getChildHandlers();

    /**
     * @param byclass the child handler class to get
     * @return array of all handlers contained by this handler and it's children of the passed type.
     */
    Handler[] getChildHandlersByClass(Class byclass);

    /**
     * @param byclass the child handler class to get
     * @param  the type of handler
     * @return first handler of all handlers contained by this handler and it's children of the passed type.
     */
     T getChildHandlerByClass(Class byclass);
}