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package com.eucalyptus.cluster;
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import com.eucalyptus.cluster.callback.QueuedEventCallback;
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import edu.ucsb.eucalyptus.msgs.BaseMessage;
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public interface FailureCallback<T extends BaseMessage,R extends BaseMessage> extends Callback {
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public void failure( QueuedEventCallback<T,R> precedingCallback, Throwable t );
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public static FailureCallback NOOP = new FailureCallback() {public void failure( QueuedEventCallback precedingCallback, Throwable t ) {}};