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OmsBoxPlugin.java
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OmsBoxPlugin.java
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package eu.udig.omsbox;
import java.io.File;
import java.io.FilenameFilter;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import net.refractions.udig.catalog.CatalogPlugin;
import net.refractions.udig.catalog.IGeoResource;
import net.refractions.udig.catalog.IResolve;
import net.refractions.udig.mapgraphic.internal.MapGraphicService;
import net.refractions.udig.project.ILayer;
import net.refractions.udig.project.IMap;
import net.refractions.udig.project.ui.ApplicationGIS;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.osgi.service.datalocation.Location;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.geotools.data.DataUtilities;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import eu.udig.omsbox.processingregion.ProcessingRegionMapGraphic;
import eu.udig.omsbox.utils.ImageCache;
import eu.udig.omsbox.utils.OmsBoxConstants;
/**
* The activator class controls the plug-in life cycle
*/
public class OmsBoxPlugin extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "eu.udig.omsbox"; //$NON-NLS-1$
// The shared instance
private static OmsBoxPlugin plugin;
/**
* The constructor
*/
public OmsBoxPlugin() {
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
public void start( BundleContext context ) throws Exception {
super.start(context);
plugin = this;
}
/*
* (non-Javadoc)
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
public void stop( BundleContext context ) throws Exception {
plugin = null;
ImageCache.getInstance().dispose();
super.stop(context);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static OmsBoxPlugin getDefault() {
return plugin;
}
public static final String JARPATH_SPLITTER = "@@@"; //$NON-NLS-1$
public static final String OMSBOX_LOADED_JARS_KEY = "OMSBOX_LOADED_JARS_KEY"; //$NON-NLS-1$
/**
* Gets the saved jars paths from the preferences, filtering those that still exist.
*
* @return the existing jar from the preferences or <code>null</code>.
*/
public String[] retrieveSavedJars() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
String loadedJars = preferenceStore.getString(OMSBOX_LOADED_JARS_KEY);
if (loadedJars != null && loadedJars.length() > 0) {
String[] jarSplits = loadedJars.split(JARPATH_SPLITTER);
// filter out only existing jars
List<String> existingList = new ArrayList<String>();
for( String jarPath : jarSplits ) {
File f = new File(jarPath);
if (f.exists()) {
existingList.add(jarPath);
}
}
if (existingList.size() == 0) {
return new String[0];
}
String[] existingJarsArray = (String[]) existingList.toArray(new String[existingList.size()]);
return existingJarsArray;
}
return new String[0];
}
/**
* Save a list of jar paths to the preferences.
*
* @param jarsList the list of jars to save.
*/
public void saveJars( List<String> jarsList ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
StringBuilder sb = new StringBuilder();
for( String jarPath : jarsList ) {
sb.append(JARPATH_SPLITTER);
sb.append(jarPath);
}
String jarsPathPref = sb.toString().replaceFirst(JARPATH_SPLITTER, ""); //$NON-NLS-1$
preferenceStore.putValue(OMSBOX_LOADED_JARS_KEY, jarsPathPref);
}
public static final String OMSBOX_RAM_KEY = "OMSBOX_RAM_KEY"; //$NON-NLS-1$
/**
* Utility method to get the heap memory from the prefs.
*
* @return the heap memory last saved or 64 megabytes.
*/
public int retrieveSavedHeap() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
int savedRam = preferenceStore.getInt(OMSBOX_RAM_KEY);
if (savedRam <= 0) {
savedRam = 64;
}
return savedRam;
}
/**
* Save the heap memory to the preferences.
*
* @param mem the memory to save.
*/
public void saveHeap( int mem ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
preferenceStore.setValue(OMSBOX_RAM_KEY, mem);
}
public static final String OMSBOX_LOG_KEY = "OMSBOX_LOG_KEY"; //$NON-NLS-1$
/**
* Utility method to get the log level from the prefs.
*
* @return the log level string.
*/
public String retrieveSavedLogLevel() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
String savedLogLevel = preferenceStore.getString(OMSBOX_LOG_KEY);
if (savedLogLevel.length() == 0) {
savedLogLevel = "OFF";
}
return savedLogLevel;
}
/**
* Save the log level to the preferences.
*
* @param logLevel the log level to save.
*/
public void saveLogLevel( final String logLevel ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
preferenceStore.setValue(OMSBOX_LOG_KEY, logLevel);
}
public static final String LAST_CHOSEN_FOLDER = "last_chosen_folder_key";
/**
* Utility method for file dialogs to retrieve the last folder.
*
* @return the path to the last folder chosen or the home folder.
*/
public String getLastFolderChosen() {
IPreferenceStore store = getPreferenceStore();
String lastFolder = store.getString(LAST_CHOSEN_FOLDER);
if (lastFolder != null) {
File f = new File(lastFolder);
if (f.exists() && f.isDirectory()) {
return lastFolder;
}
if (f.exists() && f.isFile()) {
return f.getParent();
}
}
return new File(System.getProperty("user.home")).getAbsolutePath();
}
/**
* Utility method for file dialogs to set the last folder.
*
* @param folderPath
*/
public void setLastFolderChosen( String folderPath ) {
IPreferenceStore store = getPreferenceStore();
store.putValue(LAST_CHOSEN_FOLDER, folderPath);
}
public String getClasspathJars() throws Exception {
try {
StringBuilder sb = new StringBuilder();
sb.append(".");
sb.append(File.pathSeparator);
String sysClassPath = System.getProperty("java.class.path");
if (sysClassPath != null && sysClassPath.length() > 0 && !sysClassPath.equals("null")) {
sb.append(sysClassPath);
sb.append(File.pathSeparator);
}
// add this plugins classes
Bundle omsBundle = Platform.getBundle(OmsBoxPlugin.PLUGIN_ID);
String pluginPath = getPath(omsBundle, "/");
if (pluginPath != null) {
sb.append(pluginPath);
sb.append(File.pathSeparator);
sb.append(pluginPath + File.separator + "bin");
}
// add udig libs
Bundle udigLibsBundle = Platform.getBundle("net.refractions.udig.libs");
String udigLibsFolderPath = getPath(udigLibsBundle, "lib");
if (udigLibsFolderPath != null) {
sb.append(File.pathSeparator);
sb.append(udigLibsFolderPath);
sb.append(File.separator);
sb.append("*");
File libsPluginPath = new File(udigLibsFolderPath).getParentFile();
File[] toolsJararray = libsPluginPath.listFiles(new FilenameFilter(){
public boolean accept( File dir, String name ) {
return name.startsWith("tools_") && name.endsWith(".jar");
}
});
if (toolsJararray.length == 1) {
sb.append(File.pathSeparator);
sb.append(toolsJararray[0]);
}
}
// add loaded jars
String[] retrieveSavedJars = retrieveSavedJars();
for( String file : retrieveSavedJars ) {
sb.append(File.pathSeparator);
sb.append(file);
}
return sb.toString();
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
private HashMap<String, Process> runningProcessesMap = new HashMap<String, Process>();
private ILayer processingRegionLayer;
public void addProcess( Process process, String id ) {
Process tmp = runningProcessesMap.get(id);
if (tmp != null) {
tmp.destroy();
}
runningProcessesMap.put(id, process);
}
public void killProcess( String id ) {
Process process = runningProcessesMap.get(id);
if (process != null) {
runningProcessesMap.remove(id);
process.destroy();
}
// also cleanup if needed
Set<Entry<String, Process>> entrySet = runningProcessesMap.entrySet();
for( Entry<String, Process> entry : entrySet ) {
if (entry.getValue() == null) {
String key = entry.getKey();
if (key != null)
runningProcessesMap.remove(key);
}
}
}
public HashMap<String, Process> getRunningProcessesMap() {
return runningProcessesMap;
}
public void cleanProcess( String id ) {
runningProcessesMap.remove(id);
}
private String getPath( Bundle omsBundle, String path ) throws IOException {
URL entry = omsBundle.getEntry(path);
if (entry == null) {
return null;
}
URL resolvedURL = FileLocator.resolve(entry);
File file = new File(resolvedURL.getFile());
return file.getAbsolutePath();
}
/**
* Looks up the ProcessingRegion decorator for the current Map.
* <p>
* You can use this to find the ProcessingRegion (which is storied
* on the StyleBlackboard for this layer).
*
* @return layer for processing region (if found);
*/
public ILayer getProcessingRegionMapGraphic() {
/*
* load the right mapgraphic layer
*/
try {
List<IResolve> mapgraphics = CatalogPlugin.getDefault().getLocalCatalog().find(MapGraphicService.SERVICE_URL, null);
List<IResolve> members = mapgraphics.get(0).members(null);
for( IResolve resolve : members ) {
if (resolve.canResolve(ProcessingRegionMapGraphic.class)) {
IMap activeMap = ApplicationGIS.getActiveMap();
List<ILayer> layers = activeMap.getMapLayers();
boolean isAlreadyLoaded = false;
for( ILayer layer : layers ) {
if (layer.hasResource(ProcessingRegionMapGraphic.class)) {
isAlreadyLoaded = true;
processingRegionLayer = layer;
}
}
if (!isAlreadyLoaded) {
List< ? extends ILayer> addedLayersToMap = ApplicationGIS.addLayersToMap(activeMap,
Collections.singletonList(resolve.resolve(IGeoResource.class, null)), layers.size());
for( ILayer l : addedLayersToMap ) {
IGeoResource geoResource = l.getGeoResource();
if (geoResource.canResolve(ProcessingRegionMapGraphic.class)) {
processingRegionLayer = l;
}
}
}
break;
}
}
return processingRegionLayer;
} catch (IOException eek) {
IStatus status = new Status(IStatus.WARNING, PLUGIN_ID, "unable to locate processing region decorator", eek);
getDefault().getLog().log(status);
return null;
}
}
private boolean doIgnoreProcessingRegion = true;
public boolean doIgnoreProcessingRegion() {
return doIgnoreProcessingRegion;
}
public void setDoIgnoreProcessingRegion( boolean doIgnoreProcessingRegion ) {
this.doIgnoreProcessingRegion = doIgnoreProcessingRegion;
}
/**
* Utility method to get the gisbase preference.
*
* @return the gisbase string.
*/
public String getGisbasePreference() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
String savedGisbase = preferenceStore.getString(OmsBoxConstants.GRASS_ENVIRONMENT_GISBASE_KEY);
return savedGisbase;
}
/**
* Save the gisbase preference.
*
* @param gisbase the gisbase to save.
*/
public void setGisbasePreference( final String gisbase ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
preferenceStore.setValue(OmsBoxConstants.GRASS_ENVIRONMENT_GISBASE_KEY, gisbase);
}
/**
* Utility method to get the shell preference.
*
* @return the shell string.
*/
public String getShellPreference() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
String savedShell = preferenceStore.getString(OmsBoxConstants.GRASS_ENVIRONMENT_SHELL_KEY);
return savedShell;
}
/**
* Save the shell preference.
*
* @param shell the shell to save.
*/
public void setShellPreference( final String shell ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
preferenceStore.setValue(OmsBoxConstants.GRASS_ENVIRONMENT_SHELL_KEY, shell);
}
/**
* Utility method to get the mapcalc history.
*
* @return the mapcalc history, divided by @@@..
*/
public String getMapcalcHistory() {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
String savedHistory = preferenceStore.getString(OmsBoxConstants.MAPCALCHISTORY_KEY);
return savedHistory;
}
/**
* Save the mapcalc history.
*
* @param mapcalcHistory the mapcalc history to save.
*/
public void setMapcalcHistory( final String mapcalcHistory ) {
IPreferenceStore preferenceStore = OmsBoxPlugin.getDefault().getPreferenceStore();
preferenceStore.setValue(OmsBoxConstants.MAPCALCHISTORY_KEY, mapcalcHistory);
}
/**
* Getter for the internal config folder.
*
* @return the path to the configuration folder.
*/
public File getConfigurationsFolder() {
return getStateLocation().toFile();
}
public static void log( String message ) {
getDefault().getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message));
}
}