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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.motorolamobility.studio.android.db.core;
import static com.motorola.studio.android.common.log.StudioLogger.debug;
import static com.motorola.studio.android.common.log.StudioLogger.error;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtension;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
import com.motorola.studio.android.common.CommonPlugin;
import com.motorola.studio.android.common.log.StudioLogger;
import com.motorola.studio.android.common.utilities.EclipseUtils;
import com.motorola.studio.android.common.utilities.FileUtil;
import com.motorolamobility.studio.android.db.core.model.DbModel;
import com.motorolamobility.studio.android.db.core.ui.view.MOTODEVDatabaseExplorerView;
/**
* The activator class controls the plug-in life cycle
*/
public class DbCoreActivator extends AbstractUIPlugin
{
private static final String DB_PROPERTY_TESTER_ATT_PROPERTIES = "properties";
private static final String DB_PROPERTY_TESTER_ATT_NAMESPACE = "namespace";
private static final String DB_PROPERTY_TESTER_EXTENSION_ID =
"com.motorolamobility.studio.android.db.core.propertyTesters";
// The plug-in ID
public static final String PLUGIN_ID = "com.motorolamobility.studio.android.db.core"; //$NON-NLS-1$
private static final String DB_TEMPLATE_PATH = "res/template.db"; //$NON-NLS-1$
private static List<String> pluginProperties = null;
// The shared instance
private static DbCoreActivator plugin;
public static final String DATATOOLS_UI_PLUGIN_ID =
"org.eclipse.datatools.connectivity.sqm.core.ui"; //$NON-NLS-1$
public static final String TABLE_ICON = "icons/table.gif"; //$NON-NLS-1$
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
@Override
public void start(BundleContext context) throws Exception
{
StudioLogger.debug(DbCoreActivator.class,
"Starting MOTODEV Studio for Android Database Core Plugin...");
super.start(context);
plugin = this;
DbModel.assertDriverExistsAtModel();
DbModel.cleanPreviousProfiles();
StudioLogger.debug(DbCoreActivator.class,
"MOTODEV Studio for Android Database Core Plugin started.");
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
@Override
public void stop(BundleContext context) throws Exception
{
plugin = null;
DbModel.deleteDriverFromModel();
super.stop(context);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static DbCoreActivator getDefault()
{
return plugin;
}
/*
* Returns a File object representing a path inside this plug-in
*/
private File getResourceFile(String pathAtPlugin)
{
URL location = this.getBundle().getEntry(pathAtPlugin);
File file = null;
try
{
IPath p = new Path(FileLocator.toFileURL(location).getFile());
file = p.toFile();
}
catch (IOException e)
{
error(NLS.bind("Could not get resource file {0}", pathAtPlugin)); //$NON-NLS-1$
}
return file;
}
/**
* Retrieves the location of the SQLITE3 jdbc driver
* @return
*/
public String getDriverPath()
{
return CommonPlugin.getDefault().getDriverPath();
}
/*
* Retrieves the templateDbFile
*/
private File getTemplateDbFile()
{
return getResourceFile(DB_TEMPLATE_PATH);
}
/**
* Copy the template db file to a given target file
* @param target
* @throws IOException If file path already exists or if the copy operation failed for some reason.
*/
public void copyTemplateDbFile(File target, boolean overwrite) throws IOException
{
debug(NLS.bind("Attempting to copy db template file to {0}", target.getAbsolutePath())); //$NON-NLS-1$
File templateDbFile = getTemplateDbFile();
if (overwrite && target.exists())
{
target.delete();
}
if (overwrite || !target.exists())
{
debug(NLS.bind("Creating parent folders for file: {0}", target.getAbsolutePath())); //$NON-NLS-1$
target.getParentFile().mkdirs(); //Create parent folder if needed.
FileUtil.copyFile(templateDbFile, target);
}
else
{
throw new IOException("Target file already exists"); //$NON-NLS-1$
}
debug(NLS.bind("DB template file succesfully copyed to {0}", target.getAbsolutePath())); //$NON-NLS-1$
}
/**
* Retrieves the {@link MOTODEVDatabaseExplorerView} instance if it's active.
* @return the active instance of the {@link MOTODEVDatabaseExplorerView}, or null if there's no active db view.
*/
public static MOTODEVDatabaseExplorerView getMOTODEVDatabaseExplorerView()
{
IViewPart view = EclipseUtils.getActiveView(MOTODEVDatabaseExplorerView.VIEW_ID);
if (view instanceof MOTODEVDatabaseExplorerView)
{
return (MOTODEVDatabaseExplorerView) view;
}
return null;
}
/**
* @return all namespaced properties defined by org.eclipse.core.expressions.propertyTesters extensions in this plugin.xml file.
*
* */
public static List<String> getPluginProperties()
{
//only load properties from extension registry once
if (pluginProperties == null)
{
pluginProperties = new ArrayList<String>();
IExtension propertyTesters =
Platform.getExtensionRegistry().getExtension(DB_PROPERTY_TESTER_EXTENSION_ID);
IConfigurationElement[] confElements = propertyTesters.getConfigurationElements();
for (IConfigurationElement confElement : confElements)
{
String namespace = confElement.getAttribute(DB_PROPERTY_TESTER_ATT_NAMESPACE);
String property = confElement.getAttribute(DB_PROPERTY_TESTER_ATT_PROPERTIES);
String[] properties = property.split(",");
for (String prop : properties)
{
String namespacedProperty = namespace.concat(".").concat(prop);
pluginProperties.add(namespacedProperty);
}
}
}
return pluginProperties;
}
}
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