Add config file support for network type selection

src/main/java/io/bitsquare/util/ConfigLoader.java

@@ -0,0 +1,57 @@
+/*
+ * This file is part of Bitsquare.
+ *
+ * Bitsquare is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or (at
+ * your option) any later version.
+ *
+ * Bitsquare is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Bitsquare. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package io.bitsquare.util;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import java.util.Properties;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import lighthouse.files.AppDirectory;
+
+public class ConfigLoader {
+    private static final Logger log = LoggerFactory.getLogger(ConfigLoader.class);
+    private static final String configFilePath = AppDirectory.dir() + "/bitsquare.config";
+
+    public static Properties loadConfig() {
+        Properties properties = new Properties();
+        InputStream inputStream = null;
+        if (new File(configFilePath).exists()) {
+            try {
+                inputStream = new FileInputStream(configFilePath);
+                properties.load(inputStream);
+            } catch (IOException e) {
+                e.printStackTrace();
+            } finally {
+                if (inputStream != null) {
+                    try {
+                        inputStream.close();
+                    } catch (IOException e2) {
+                        e2.printStackTrace();
+                    }
+                }
+            }
+        }
+        return properties;
+    }
+}