/*
* Copyright (C) 2006-2016 DLR, Germany
*
* All rights reserved
*
* http://www.rcenvironment.de/
*/
package de.rcenvironment.components.script.gui;
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.script.common.ScriptComponentConstants;
import de.rcenvironment.components.script.common.ScriptComponentHistoryDataItem;
import de.rcenvironment.core.component.api.ComponentUtils;
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 Script component.
*
* @author Doreen Seider
* @author Sascha Zur
*/
public class ScriptHistoryDataItemSubtreeBuilder implements ComponentHistoryDataItemSubtreeBuilder {
private static final Image COMPONENT_ICON;
static {
String bundleName = "de.rcenvironment.components.script.common";
String iconName = "script16.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[] { ScriptComponentConstants.COMPONENT_ID };
}
@Override
public Serializable deserializeHistoryDataItem(ObjectInputStream ois) throws IOException, ClassNotFoundException {
return (Serializable) ois.readObject();
}
@Override
public void buildInitialHistoryDataItemSubtree(Serializable historyDataItem, DMBrowserNode parentNode) {
ServiceRegistryAccess registryAccess = ServiceRegistry.createAccessFor(this);
TypedDatumSerializer serializer = registryAccess.getService(TypedDatumService.class).getSerializer();
if (historyDataItem instanceof String) {
ScriptComponentHistoryDataItem historyData;
try {
historyData = ScriptComponentHistoryDataItem.fromString((String) historyDataItem,
serializer);
} catch (IOException e) {
throw new IllegalArgumentException(e);
}
CommonHistoryDataItemSubtreeBuilderUtils.buildCommonHistoryDataItemSubtrees(historyData, parentNode);
if (historyData.getScriptFileReference() != null) {
DMBrowserNode scriptFileNode = DMBrowserNode.addNewLeafNode("Python script", DMBrowserNodeType.DMFileResource, parentNode);
scriptFileNode.setAssociatedFilename("script.py");
scriptFileNode.setDataReferenceId(historyData.getScriptFileReference());
}
} else {
String exceptionInformationText = "";
if (historyDataItem != null) {
exceptionInformationText = StringUtils.format("Parsing history data point failed: Expected type %s, but was of type %s",
String.class.getCanonicalName(), historyDataItem.getClass().getCanonicalName());
} else {
exceptionInformationText =
StringUtils.format("Parsing history data point failed: Expected type %s, actual type not available.",
String.class.getCanonicalName());
}
throw new IllegalArgumentException(exceptionInformationText);
}
}
@Override
public Image getComponentIcon(String identifier) {
return COMPONENT_ICON;
}
}