/*
* Copyright (C) 2006-2016 DLR, Germany
*
* All rights reserved
*
* http://www.rcenvironment.de/
*/
package de.rcenvironment.components.xml.loader.gui.properties;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.Serializable;
import java.net.URL;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
import de.rcenvironment.components.xml.loader.common.XmlLoaderComponentConstants;
import de.rcenvironment.core.component.api.ComponentUtils;
import de.rcenvironment.core.component.xml.XmlComponentHistoryDataItem;
import de.rcenvironment.core.datamodel.api.TypedDatumSerializer;
import de.rcenvironment.core.datamodel.api.TypedDatumService;
import de.rcenvironment.core.gui.datamanagement.browser.spi.CommonHistoryDataItemSubtreeBuilderUtils;
import de.rcenvironment.core.gui.datamanagement.browser.spi.ComponentHistoryDataItemSubtreeBuilder;
import de.rcenvironment.core.gui.datamanagement.browser.spi.DMBrowserNode;
import de.rcenvironment.core.gui.datamanagement.browser.spi.DMBrowserNodeType;
import de.rcenvironment.core.utils.common.StringUtils;
import de.rcenvironment.core.utils.incubator.ServiceRegistry;
import de.rcenvironment.core.utils.incubator.ServiceRegistryAccess;
/**
* Implementation of {@link ComponentHistoryDataItemSubtreeBuilder} for the XML Merger component.
*
* @author Jan Flink
* @author Sascha Zur
*/
public class XmlLoaderHistoryDataItemSubtreeBuilder implements ComponentHistoryDataItemSubtreeBuilder {
private static final Image COMPONENT_ICON;
static {
String bundleName = "de.rcenvironment.components.xml.loader.common";
String iconName = "loader16.png";
URL url = ComponentUtils.readIconURL(bundleName, iconName);
if (url != null) {
COMPONENT_ICON = ImageDescriptor.createFromURL(url).createImage();
} else {
COMPONENT_ICON = null;
}
}
@Override
public String[] getSupportedHistoryDataItemIdentifier() {
return new String[] { XmlLoaderComponentConstants.COMPONENT_ID };
}
@Override
public Serializable deserializeHistoryDataItem(ObjectInputStream ois) throws IOException, ClassNotFoundException {
return (Serializable) ois.readObject();
}
@Override
public void buildInitialHistoryDataItemSubtree(Serializable historyDataItem, DMBrowserNode parent) {
ServiceRegistryAccess registryAccess = ServiceRegistry.createAccessFor(this);
TypedDatumSerializer serializer = registryAccess.getService(TypedDatumService.class).getSerializer();
if (historyDataItem instanceof String) {
XmlComponentHistoryDataItem historyData;
try {
historyData = XmlComponentHistoryDataItem.fromString((String) historyDataItem,
serializer, XmlLoaderComponentConstants.COMPONENT_ID);
} catch (IOException e) {
throw new IllegalArgumentException(e);
}
CommonHistoryDataItemSubtreeBuilderUtils.buildCommonHistoryDataItemSubtrees(historyData, parent);
if (historyData.getPlainXmlFileReference() != null) {
DMBrowserNode plainXmlNode = DMBrowserNode.addNewChildNode("Plain XML", DMBrowserNodeType.InformationText, parent);
DMBrowserNode plainXmlFileNode =
DMBrowserNode.addNewLeafNode("plain.xml", DMBrowserNodeType.DMFileResource, plainXmlNode);
plainXmlFileNode.setAssociatedFilename("plain.xml");
plainXmlFileNode.setDataReferenceId(historyData.getPlainXmlFileReference());
}
} else {
throw new IllegalArgumentException(StringUtils.format("Parsing history data point failed: Expected type %s, but was type %s",
String.class.getCanonicalName(), historyDataItem.getClass().getCanonicalName()));
}
}
@Override
public Image getComponentIcon(String identifier) {
return COMPONENT_ICON;
}
}