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| package org.apache.tapestry.record; |
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| import java.util.ArrayList; |
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| import java.util.Collection; |
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| import java.util.HashMap; |
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| import java.util.Iterator; |
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| import java.util.List; |
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| import java.util.Map; |
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| |
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| import org.apache.hivemind.ApplicationRuntimeException; |
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| import org.apache.tapestry.IRequestCycle; |
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| import org.apache.tapestry.engine.ServiceEncoding; |
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| public class PropertyPersistenceStrategySourceImpl implements PropertyPersistenceStrategySource |
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| { |
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| private List _contributions; |
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| private Map _strategies = new HashMap(); |
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| public void initializeService()
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| { |
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| Iterator i = _contributions.iterator();
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| while (i.hasNext())
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| { |
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| PropertyPersistenceStrategyContribution c = (PropertyPersistenceStrategyContribution) i
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| .next(); |
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| _strategies.put(c.getName(), c.getStrategy());
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| } |
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| } |
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| public PropertyPersistenceStrategy getStrategy(String name)
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| { |
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| if (!_strategies.containsKey(name))
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| throw new ApplicationRuntimeException(RecordMessages.unknownPersistenceStrategy(name));
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| return (PropertyPersistenceStrategy) _strategies.get(name);
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| } |
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| public Collection getAllStoredChanges(String pageName, IRequestCycle cycle)
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| { |
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| Collection result = new ArrayList();
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| Iterator i = _strategies.values().iterator();
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| while (i.hasNext())
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| { |
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| PropertyPersistenceStrategy s = (PropertyPersistenceStrategy) i.next();
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| result.addAll(s.getStoredChanges(pageName, cycle));
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| } |
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| return result;
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| } |
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| public void discardAllStoredChanged(String pageName, IRequestCycle cycle)
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| { |
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| Iterator i = _strategies.values().iterator();
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| while (i.hasNext())
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| { |
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| PropertyPersistenceStrategy s = (PropertyPersistenceStrategy) i.next();
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| s.discardStoredChanges(pageName, cycle);
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| } |
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| } |
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| public void addParametersForPersistentProperties(ServiceEncoding encoding, IRequestCycle cycle, boolean post)
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| { |
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| Iterator i = _strategies.values().iterator();
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| while (i.hasNext())
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| { |
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| PropertyPersistenceStrategy s = (PropertyPersistenceStrategy) i.next();
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| s.addParametersForPersistentProperties(encoding, cycle, post);
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| } |
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| } |
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| public void setContributions(List contributions)
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| { |
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| _contributions = contributions;
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| } |
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| } |