Java ChannelInterceptor.getNext方法代码示例

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
/**
 * Adds an interceptor to the stack for message processing<br>
 * Interceptors are ordered in the way they are added.<br>
 * <code>channel.addInterceptor(A);</code><br>
 * <code>channel.addInterceptor(C);</code><br>
 * <code>channel.addInterceptor(B);</code><br>
 * Will result in a interceptor stack like this:<br>
 * <code>A -> C -> B</code><br>
 * The complete stack will look like this:<br>
 * <code>Channel -> A -> C -> B -> ChannelCoordinator</code><br>
 * @param interceptor ChannelInterceptorBase
 */
@Override
public void addInterceptor(ChannelInterceptor interceptor) {
    if ( interceptors == null ) {
        interceptors = interceptor;
        interceptors.setNext(coordinator);
        interceptors.setPrevious(null);
        coordinator.setPrevious(interceptors);
    } else {
        ChannelInterceptor last = interceptors;
        while ( last.getNext() != coordinator ) {
            last = last.getNext();
        }
        last.setNext(interceptor);
        interceptor.setNext(coordinator);
        interceptor.setPrevious(last);
        coordinator.setPrevious(interceptor);
    }
}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
@Override
public synchronized void start(int svc) throws ChannelException {
    super.start(svc);
    running = true;
    if ( thread == null && useThread) {
        thread = new PingThread();
        thread.setDaemon(true);
        String channelName = "";
        if (getChannel() instanceof GroupChannel && ((GroupChannel)getChannel()).getName() != null) {
            channelName = "[" + ((GroupChannel)getChannel()).getName() + "]";
        }
        thread.setName("TcpPingInterceptor.PingThread" + channelName +"-"+cnt.addAndGet(1));
        thread.start();
    }
    
    //acquire the interceptors to invoke on send ping events
    ChannelInterceptor next = getNext();
    while ( next != null ) {
        if ( next instanceof TcpFailureDetector ) 
            failureDetector = new WeakReference<TcpFailureDetector>((TcpFailureDetector)next);
        if ( next instanceof StaticMembershipInterceptor ) 
            staticMembers = new WeakReference<StaticMembershipInterceptor>((StaticMembershipInterceptor)next);
        next = next.getNext();
    }
    
}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
/**
 * Adds an interceptor to the stack for message processing<br>
 * Interceptors are ordered in the way they are added.<br>
 * <code>channel.addInterceptor(A);</code><br>
 * <code>channel.addInterceptor(C);</code><br>
 * <code>channel.addInterceptor(B);</code><br>
 * Will result in a interceptor stack like this:<br>
 * <code>A -> C -> B</code><br>
 * The complete stack will look like this:<br>
 * <code>Channel -> A -> C -> B -> ChannelCoordinator</code><br>
 * 
 * @param interceptor
 *            ChannelInterceptorBase
 */
@Override
public void addInterceptor(ChannelInterceptor interceptor) {
	if (interceptors == null) {
		interceptors = interceptor;
		interceptors.setNext(coordinator);
		interceptors.setPrevious(null);
		coordinator.setPrevious(interceptors);
	} else {
		ChannelInterceptor last = interceptors;
		while (last.getNext() != coordinator) {
			last = last.getNext();
		}
		last.setNext(interceptor);
		interceptor.setNext(coordinator);
		interceptor.setPrevious(last);
		coordinator.setPrevious(interceptor);
	}
}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
@Override
public synchronized void start(int svc) throws ChannelException {
	super.start(svc);
	running = true;
	if (thread == null && useThread) {
		thread = new PingThread();
		thread.setDaemon(true);
		String channelName = "";
		if (getChannel() instanceof GroupChannel && ((GroupChannel) getChannel()).getName() != null) {
			channelName = "[" + ((GroupChannel) getChannel()).getName() + "]";
		}
		thread.setName("TcpPingInterceptor.PingThread" + channelName + "-" + cnt.addAndGet(1));
		thread.start();
	}

	// acquire the interceptors to invoke on send ping events
	ChannelInterceptor next = getNext();
	while (next != null) {
		if (next instanceof TcpFailureDetector)
			failureDetector = new WeakReference<TcpFailureDetector>((TcpFailureDetector) next);
		if (next instanceof StaticMembershipInterceptor)
			staticMembers = new WeakReference<StaticMembershipInterceptor>((StaticMembershipInterceptor) next);
		next = next.getNext();
	}

}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
@Override
public synchronized void start(int svc) throws ChannelException {
    super.start(svc);
    running = true;
    if ( thread == null && useThread) {
        thread = new PingThread();
        thread.setDaemon(true);
        thread.setName("TcpPingInterceptor.PingThread-"+cnt.addAndGet(1));
        thread.start();
    }
    
    //acquire the interceptors to invoke on send ping events
    ChannelInterceptor next = getNext();
    while ( next != null ) {
        if ( next instanceof TcpFailureDetector ) 
            failureDetector = new WeakReference<TcpFailureDetector>((TcpFailureDetector)next);
        if ( next instanceof StaticMembershipInterceptor ) 
            staticMembers = new WeakReference<StaticMembershipInterceptor>((StaticMembershipInterceptor)next);
        next = next.getNext();
    }
    
}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
@Override
public synchronized void start(int svc) throws ChannelException {
    super.start(svc);
    running = true;
    if ( thread == null ) {
        thread = new PingThread();
        thread.setDaemon(true);
        thread.setName("TcpPingInterceptor.PingThread-"+cnt.addAndGet(1));
        thread.start();
    }
    
    //acquire the interceptors to invoke on send ping events
    ChannelInterceptor next = getNext();
    while ( next != null ) {
        if ( next instanceof TcpFailureDetector ) 
            failureDetector = new WeakReference<TcpFailureDetector>((TcpFailureDetector)next);
        if ( next instanceof StaticMembershipInterceptor ) 
            staticMembers = new WeakReference<StaticMembershipInterceptor>((StaticMembershipInterceptor)next);
        next = next.getNext();
    }
    
}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
/**
 * Validates the option flags that each interceptor is using and reports
 * an error if two interceptor share the same flag.
 * @throws ChannelException
 */
protected void checkOptionFlags() throws ChannelException {
    StringBuilder conflicts = new StringBuilder();
    ChannelInterceptor first = interceptors;
    while ( first != null ) {
        int flag = first.getOptionFlag();
        if ( flag != 0 ) {
            ChannelInterceptor next = first.getNext();
            while ( next != null ) {
                int nflag = next.getOptionFlag();
                if (nflag!=0 && (((flag & nflag) == flag ) || ((flag & nflag) == nflag)) ) {
                    conflicts.append("[");
                    conflicts.append(first.getClass().getName());
                    conflicts.append(":");
                    conflicts.append(flag);
                    conflicts.append(" == ");
                    conflicts.append(next.getClass().getName());
                    conflicts.append(":");
                    conflicts.append(nflag);
                    conflicts.append("] ");
                }//end if
                next = next.getNext();
            }//while
        }//end if
        first = first.getNext();
    }//while
    if ( conflicts.length() > 0 ) throw new ChannelException("Interceptor option flag conflict: "+conflicts.toString());

}
 

import org.apache.catalina.tribes.ChannelInterceptor; //导入方法依赖的package包/类
/**
 * Validates the option flags that each interceptor is using and reports an
 * error if two interceptor share the same flag.
 * 
 * @throws ChannelException
 */
protected void checkOptionFlags() throws ChannelException {
	StringBuilder conflicts = new StringBuilder();
	ChannelInterceptor first = interceptors;
	while (first != null) {
		int flag = first.getOptionFlag();
		if (flag != 0) {
			ChannelInterceptor next = first.getNext();
			while (next != null) {
				int nflag = next.getOptionFlag();
				if (nflag != 0 && (((flag & nflag) == flag) || ((flag & nflag) == nflag))) {
					conflicts.append("[");
					conflicts.append(first.getClass().getName());
					conflicts.append(":");
					conflicts.append(flag);
					conflicts.append(" == ");
					conflicts.append(next.getClass().getName());
					conflicts.append(":");
					conflicts.append(nflag);
					conflicts.append("] ");
				} // end if
				next = next.getNext();
			} // while
		} // end if
		first = first.getNext();
	} // while
	if (conflicts.length() > 0)
		throw new ChannelException("Interceptor option flag conflict: " + conflicts.toString());

}