Picker includes Order Mode now. Several Changes

src/logic_reiheAPicker/PropertyFileHandler.java

@@ -0,0 +1,92 @@
+package logic_reiheAPicker;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.nio.charset.StandardCharsets;
+import java.util.Properties;
+
+import models_reiheAPicker.PropertiesFileModel;
+
+public class PropertyFileHandler {
+	
+		private static final PropertyFileHandler propertyFileHandler = new PropertyFileHandler();
+		//propertiesFile Location
+		private String propertiesFileString = "./reiheAconfig.properties";		
+		//addition 7.9.20;
+		public PropertiesFileModel propertyFileModel;
+	 
+	PropertyFileHandler() 
+	{				
+		try {					
+			initConfigFile();			
+				
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+	}
+	
+	public static PropertyFileHandler getInstance() {
+			return propertyFileHandler;
+	}		
+	
+	//Opens config file and loads config details
+	//If config file cannot be found: Create default Config file
+	private void initConfigFile() throws IOException
+	{		
+		File configFile = new File(this.propertiesFileString);		
+		
+		if (!configFile.exists())
+		{	
+			configFile.createNewFile();	
+			this.propertyFileModel = new PropertiesFileModel();	
+			savePropertiesFile(propertyFileModel.getProperties(), this.propertiesFileString);						
+			
+		} else if (this.propertyFileModel == null)
+		{			
+			this.propertyFileModel = new PropertiesFileModel();	
+			InputStreamReader inputStreamReader = new InputStreamReader(new FileInputStream(configFile), StandardCharsets.UTF_8);	
+			Properties properties = new Properties();			
+			properties.load(inputStreamReader);			
+			this.propertyFileModel.setProperties(properties);	
+			
+		} else
+		{
+			InputStreamReader inputStreamReader = new InputStreamReader(new FileInputStream(configFile), StandardCharsets.UTF_8);	
+			Properties properties = new Properties();			
+			properties.load(inputStreamReader);			
+			this.propertyFileModel.setProperties(properties);				
+		}		
+	}
+	
+	
+	//Saves Changes in "Options" Tab to config file
+		public void setConfigDetailGeneral(String settings_ExportFileFolder) throws IOException
+		{			
+		this.propertyFileModel.setGeneralProperties(settings_ExportFileFolder);	
+		savePropertiesFile(this.propertyFileModel.getProperties(), this.propertiesFileString);
+		return;	
+		}
+	
+		public void setConfigDetail() throws IOException
+		{			
+		savePropertiesFile(this.propertyFileModel.getProperties(), this.propertiesFileString);
+		return;	
+		}
+		
+		
+		//Save Properties File
+		private static void savePropertiesFile(Properties properties, String location) throws IOException
+		{
+					File helpTextFile = new File(location);			
+							
+					OutputStreamWriter outputStreamWriter = new OutputStreamWriter(new FileOutputStream(helpTextFile), StandardCharsets.UTF_8);								
+					properties.store(outputStreamWriter, "Properties");
+					outputStreamWriter.close();
+		}
+
+}