allow virtual clients to set their own home directory

src/main/java/fr/ill/ics/util/ConfigManager.java

@@ -63,7 +63,7 @@ public class ConfigManager {
 	public final static String VIEW_PATTERN = "View.xml";
 	public final static String COMMAND_VIEW_PATTERN = "CommandView.xml";
 
-	public static final String DOT_NOMAD_DIRECTORY = ".nomad";
+	public static final String DEFAULT_LOCAL_FILES_DIRECTORY = ".nomad";
 	public static final String NOMAD_CHAT_FILES = ".nomadChats";
 
 	public final static String USER_HOME = System.getProperty("user.home");
@@ -121,6 +121,7 @@ public class ConfigManager {
 	private boolean mainClient = true;
 	private String clientType;
 
+	private String localFilesDirectory = DEFAULT_LOCAL_FILES_DIRECTORY;
 
 	/**
 	 * @return the unique instance of this class
@@ -626,4 +627,22 @@ public class ConfigManager {
 	public String getClientType() {
 		return clientType;
 	}
+
+	public String getLocalFilesDirectory() {
+		return localFilesDirectory;
+	}
+
+	public void setLocalFilesDirectory(String localFilesDirectory) {
+		if (!new File(localFilesDirectory).exists()) {
+			// Directory does not exist: create it
+			File file = new File(localFilesDirectory);
+			file.mkdir();
+		}
+		if (!new File(localFilesDirectory + ConfigManager.FILE_SEPARATOR + ConfigManager.NOMAD_CHAT_FILES).exists()) {
+			// Directory for chat's files does not exist: create it
+			File file = new File(localFilesDirectory + ConfigManager.FILE_SEPARATOR + ConfigManager.NOMAD_CHAT_FILES);
+			file.mkdir();
+		}
+		this.localFilesDirectory = localFilesDirectory;
+	}
 }