svn-gvsig-desktop / branches / v10 / extensions / extPublish / src / org / gvsig / publish / serversmodel / RemoteResource.java @ 19900
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004-2006 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Iba?ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.publish.serversmodel; |
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import java.util.Collection; |
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import java.util.Iterator; |
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import java.util.LinkedHashMap; |
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import java.util.Set; |
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import org.gvsig.publish.IPublishPersistence; |
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import org.gvsig.publish.PublishLogger; |
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import org.gvsig.publish.PublishRegister; |
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import org.gvsig.publish.infoproject.ILayerInfo; |
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import org.gvsig.publish.infoproject.ProjectInfoFactory; |
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import com.iver.utiles.XMLEntity; |
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/**
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* This class represents a remote resource
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*
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* @author Jos? Vicente Hig?n (josevicente.higon@iver.es)
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*
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*/
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public abstract class RemoteResource implements IPublishPersistence { |
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//public static final String REMOTERESOURCE_TYPE_KEY = "Type";
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/*
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* Hashmap with its childs
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*/
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private LinkedHashMap childs = null; |
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/*
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* Reference to layerinfo
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*/
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protected ILayerInfo layerInfo = null; |
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/*
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* Reference to service
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*
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*/
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private Service service=null; |
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/**
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* Constructor
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*
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* Only creates a empty hashMap for its childs
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*
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*/
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public RemoteResource(Service service){
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childs = new LinkedHashMap(); |
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this.service = service;
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} |
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/**
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*
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* @return unique identifier which identifies a service instance
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*/
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public abstract String getId(); |
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/**
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*
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* @return string to register
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*/
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public abstract String getRegisterTag(); |
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/**
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*
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* @return the service which serves this remote resource
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*/
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public Service getService(){
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return this.service; |
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} |
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/**
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*
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* @return the layer which represents this remote resource. I can be null if the remote resource has not a layerinfo associated.
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*
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*/
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public ILayerInfo getLayerInfo(){
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return this.layerInfo; |
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} |
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/**
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*
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* @return number of remote resources childs
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*/
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public int getChildsCount(){ |
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return childs.size();
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} |
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/**
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*
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* @param position
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* @return the remote resource added in the position specified by the param
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*/
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public RemoteResource getChild(int position){ |
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Collection collection = childs.values();
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Object[] objects = collection.toArray(); |
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return (RemoteResource) objects[position];
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} |
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/**
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* Add a remoteresource child
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* @param r
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*/
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public void addChild(RemoteResource r){ |
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childs.put(r.getId(), r); |
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} |
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/**
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* Removes itself from its service
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*/
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public void remove(){ |
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getService().removeRemoteResource(this);
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} |
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/**
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* Call the method publish of each child
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* @throws PublishException
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*/
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public void publish() throws PublishException{ |
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//Call childs publish method
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Collection allRemoteResources = childs.values();
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Iterator i = allRemoteResources.iterator();
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while(i.hasNext()){
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RemoteResource r = (RemoteResource) i.next(); |
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r.publish(); |
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} |
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} |
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/**
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* Initializes the remote resource with a layer info.
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* Creates a new remote resource child for each layerinfo child
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*
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* @param layerInfo
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*/
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public void setLayerInfo(ILayerInfo ilayer) { |
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//TODO: clear all its childs?
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//childs.clear();
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//assign the reference to infolayer
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layerInfo = ilayer; |
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//creates its childs
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ILayerInfo[] layerInfos = layerInfo.getChilds();
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if (layerInfos != null){ |
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for (int i = 0; i < layerInfos.length; i++){ |
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RemoteResource child = null;
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Set set = PublishRegister.register().getRemoteResourcesNames(getService().getServer().getRegisterTag(),getService().getRegisterTag());
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//At the moment only one remote resource by service
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String remoteResourceName = (String)set.iterator().next(); |
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child = PublishRegister.register().getRemoteResource(getService(),remoteResourceName); |
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//TODO: check problems in initialize
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child.setLayerInfo(layerInfos[i]); |
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childs.put(layerInfos[i].getName(), child); |
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} |
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} |
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} |
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/**
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* Puts all the properties into a XML in order to persist it
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*
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* @return
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*/
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public XMLEntity getXMLEntity() {
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XMLEntity xml=new XMLEntity();
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//put the version??
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//put properties
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xml.putProperty("registertag", getRegisterTag());
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xml.putProperty("id", getId());
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//put associations
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XMLEntity xmlLayer = new XMLEntity();
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xmlLayer.setName("layerinfo");
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xmlLayer.addChild(getLayerInfo().getXMLEntity()); |
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xml.addChild(xmlLayer); |
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XMLEntity xmlRemotes = new XMLEntity();
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xmlRemotes.setName("children");
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for (int i = 0; i< getChildsCount(); i++){ |
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RemoteResource child = getChild(i); |
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xmlRemotes.addChild(child.getXMLEntity()); |
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} |
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xml.addChild(xmlRemotes); |
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return xml;
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} |
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/**
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* Initializes the remote resource from the persistence
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* @param xml
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*/
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public void setXMLEntity(XMLEntity xml) { |
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//set associations
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XMLEntity xmlLayerInfo = xml.firstChild("name","layerinfo"); |
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Object o = ProjectInfoFactory.createFromXML(xmlLayerInfo.getChild(0)); |
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layerInfo = (ILayerInfo)o; |
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XMLEntity children = xml.firstChild("name", "children"); |
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for (int i=0; i<children.getChildrenCount(); i++){ |
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XMLEntity child = children.getChild(i); |
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RemoteResource r = PublishRegister.register().getRemoteResource(getService(), child.getName()); |
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if (r == null){ |
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PublishLogger.getLog().error("ERROR RemoteResource: I can't create a child from persistence");
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} |
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r.setXMLEntity(child); |
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addChild(r); |
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} |
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} |
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} |