package org.trails.record;

 import java.util.Collection;

 import java.util.Collections;

 import java.util.HashSet;

 import java.util.Set;

 import org.apache.hivemind.util.Defense;

 import org.apache.tapestry.engine.ServiceEncoding;

 import org.apache.tapestry.services.DataSqueezer;

 import org.apache.tapestry.web.WebRequest;

 public class ClientAsoPropertyPersistenceStrategy implements IClientAsoPropertyPersistenceStrategy

 {

         private Set<String> propertiesNames = new HashSet<String>();

         private DataSqueezer dataSqueezer;

         protected WebRequest request;

         public void initializeService()

         {

         }

         public void store(String pageName, String idPath, String propertyName, Object newValue)

         {

         }

         public Collection getStoredChanges(String pageName)

         {

                 return Collections.EMPTY_LIST;

         }

         public void discardStoredChanges(String pageName)

         {

         }

         public void addParametersForPersistentProperties(ServiceEncoding encoding, boolean post)

         {

                 Defense.notNull(encoding, "encoding");

                 for (String propertyName : propertiesNames)

                 {

                         encoding.setParameterValue(propertyName, dataSqueezer.squeeze(request.getAttribute(propertyName)));

                 }

         }

         public void setRequest(WebRequest request)

         {

                 this.request = request;

         }

         public void setDataSqueezer(DataSqueezer dataSqueezer)

         {

                 this.dataSqueezer = dataSqueezer;

         }

         public void addPropertyName(String propertyName)

         {

                 propertiesNames.add(propertyName);

         }

 }