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package org.apache.tapestry.describe; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.apache.hivemind.util.Defense; |
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import org.apache.tapestry.IMarkupWriter; |
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import org.apache.tapestry.event.ReportStatusEvent; |
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import org.apache.tapestry.event.ReportStatusListener; |
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32 | 0 | public class ReportStatusHubImpl implements ReportStatusHub |
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{ |
34 | 0 | private List _listeners = new ArrayList(); |
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private RootDescriptionReceiverFactory _receiverFactory; |
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public synchronized void addReportStatusListener(ReportStatusListener listener) |
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{ |
40 | 0 | Defense.notNull(listener, "listener"); |
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42 | 0 | _listeners.add(listener); |
43 | 0 | } |
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public synchronized void removeReportStatusListener(ReportStatusListener listener) |
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{ |
47 | 0 | Defense.notNull(listener, "listener"); |
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49 | 0 | _listeners.remove(listener); |
50 | 0 | } |
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public synchronized void fireReportStatus(IMarkupWriter writer) |
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{ |
54 | 0 | if (_listeners.isEmpty()) |
55 | 0 | return; |
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57 | 0 | RootDescriptionReciever receiver = _receiverFactory.newRootDescriptionReceiver(writer); |
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59 | 0 | ReportStatusEvent event = new ReportStatusEvent(this, receiver); |
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61 | 0 | Iterator i = _listeners.iterator(); |
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63 | 0 | while (i.hasNext()) |
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{ |
65 | 0 | ReportStatusListener listener = (ReportStatusListener) i.next(); |
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67 | 0 | listener.reportStatus(event); |
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69 | 0 | receiver.finishUp(); |
70 | 0 | } |
71 | 0 | } |
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public void setReceiverFactory(RootDescriptionReceiverFactory receiverFactory) |
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{ |
75 | 0 | _receiverFactory = receiverFactory; |
76 | 0 | } |
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} |