litesoft
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// This Source Code is in the Public Domain per: http://unlicense.org package org.litesoft.GWT.eventbus.client.nonpublic; import org.litesoft.GWT.eventbus.client.*; import org.litesoft.commonfoundation.iterators.*; import org.litesoft.logger.*; import java.util.*; public class EventBusMessageCollector { public EventBusMessageCollector( Logger pLogger ) { // Local Group mPublishedEvents = new LoggingEventList( pLogger, "publishEvent" ); mSubscribes = new SubscriptionList( pLogger, "subscribe" ); mUnsubscribes = new SubscriptionList( pLogger, "unsubscribe" ); // Remote Group mFromRemotePeerEvents = new LoggingEventList( pLogger, "fromRemotePeerEvent" ); mAddRemotePeerInterests = new LoggingStringSet( pLogger, "addRemotePeerInterest" ); mRemoveRemotePeerInterests = new LoggingStringSet( pLogger, "removeRemotePeerInterest" ); mFromRemoteAckPeerInterests = new LoggingStringSet( pLogger, "fromRemoteAckPeerInterest" ); } // Local Group private LoggingEventList mPublishedEvents; private SubscriptionList mSubscribes; private SubscriptionList mUnsubscribes; // Remote Group private LoggingEventList mFromRemotePeerEvents; private LoggingStringSet mAddRemotePeerInterests; private LoggingStringSet mRemoveRemotePeerInterests; private LoggingStringSet mFromRemoteAckPeerInterests; public String toString() { StringBuilder sb = new StringBuilder( "EventBusMessageCollector:" ); if ( isEmpty() ) { sb.append( " Empty " ); } else { appendTo( sb, mPublishedEvents ); appendTo( sb, mSubscribes ); appendTo( sb, mUnsubscribes ); appendTo( sb, mFromRemotePeerEvents ); appendTo( sb, mAddRemotePeerInterests ); appendTo( sb, mRemoveRemotePeerInterests ); appendTo( sb, mFromRemoteAckPeerInterests ); } return sb.toString(); } private void appendTo( StringBuilder pSb, LoggingCollection pToAppend ) { if ( !pToAppend.isEmpty() ) { pSb.append( "\n " ).append( pToAppend ); } } public void clear() { // Local Group mPublishedEvents.clear(); mSubscribes.clear(); mUnsubscribes.clear(); // Remote Group mFromRemotePeerEvents.clear(); mAddRemotePeerInterests.clear(); mRemoveRemotePeerInterests.clear(); mFromRemoteAckPeerInterests.clear(); } public boolean isEmpty() { return // Local Group mPublishedEvents.isEmpty() && // mSubscribes.isEmpty() && // mUnsubscribes.isEmpty() && // // Remote Group mFromRemotePeerEvents.isEmpty() && // mAddRemotePeerInterests.isEmpty() && // mRemoveRemotePeerInterests.isEmpty() && // mFromRemoteAckPeerInterests.isEmpty(); } public void addSubscribes( EventSubscriptionStructure[] pSubscriptions ) { mSubscribes.add( pSubscriptions ); } public Iterator getSubscribes() { return mSubscribes.iterator(); } public void addUnsubscribes( EventSubscriptionStructure[] pSubscriptions ) { mUnsubscribes.add( pSubscriptions ); } public Iterator getUnsubscribes() { return mUnsubscribes.iterator(); } public void addPublishedEvent( EventPackage pPackage ) { mPublishedEvents.add( pPackage ); } public void addPublishedEvents( EventPackage[] pPackages ) { mPublishedEvents.add( pPackages ); } public Iterator getPublishedEvents() { return mPublishedEvents.iterator(); } public void addFromRemotePeerEvent( EventPackage pPackage ) { mFromRemotePeerEvents.add( pPackage ); } public void addFromRemotePeerEvents( EventPackage[] pPackages ) { mFromRemotePeerEvents.add( pPackages ); } public Iterator getFromRemotePeerEvents() { return mFromRemotePeerEvents.iterator(); } public void addRemotePeerInterests( String[] pInterests ) { mAddRemotePeerInterests.add( pInterests ); } public Set getAddRemotePeerInterests() { return mAddRemotePeerInterests.getAndClearSet(); } public void removeRemotePeerInterests( String[] pInterests ) { mRemoveRemotePeerInterests.add( pInterests ); } public Set getRemoveRemotePeerInterests() { return mRemoveRemotePeerInterests.getAndClearSet(); } public void addFromRemoteAckPeerInterests( String[] pInterests ) { mFromRemoteAckPeerInterests.add( pInterests ); } public Iterator getFromRemoteAckPeerInterests() { return mFromRemoteAckPeerInterests.iterator(); } public static class SubscriptionList implements LoggingCollection { private List mMembers = new ArrayList(); private Logger mLogger; private String mLogText; public SubscriptionList( Logger pLogger, String pLogText ) { mLogger = pLogger; mLogText = pLogText; } public void add( EventSubscriptionStructure[] pNewMembers ) { if ( pNewMembers != null ) { for ( int i = 0; i < pNewMembers.length; i++ ) { add( pNewMembers[i] ); } } } public void add( EventSubscriptionStructure pNewMember ) { if ( pNewMember != null ) { mLogger.trace.log( "(", mLogText, "):", pNewMember ); mMembers.add( pNewMember ); } } @Override public void clear() { mMembers.clear(); } @Override public boolean isEmpty() { return mMembers.isEmpty(); } @Override public Iterator iterator() { return isEmpty() ? Iterators.empty() : mMembers.iterator(); } public String toString() { return mLogText + ":" + mMembers; } } } |