Android Open Source - SalesOrder Preferences Utilities

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.capgemini.SalesOrder.preferences;
/*from ww  w.jav a  2 s  .  co m*/
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;

import com.capgemini.SalesOrder.R;
import com.capgemini.SalesOrder.preferences.MainPreferencesActivity.ConnectionType;
import com.capgemini.SalesOrder.preferences.GatewaySettingsPreferencesActivity.PreferencesAuthenticationType;
import com.sap.gwpa.proxy.connectivity.ConnectivitySettings;
import com.sap.gwpa.proxy.connectivity.ConnectivitySettings.AuthenticationType;

/**
 * A utility class responsible for reading the application preferences 
 * (as the service URL, the SAP client and the SUP server configurations).
 */
public class PreferencesUtilities 
{
  private static PreferencesUtilities INSTANCE;
  private Context context;
  
  private PreferencesUtilities(Context context) 
  {
    this.context = context;
  }
  
  /**
   * @return singleton instance of PreferencesUtilities.
   * @param context The application context for accessing the default shared preferences.
   */
  public static synchronized PreferencesUtilities getInstance(Context context) 
  {
    if (INSTANCE == null) 
    {
      INSTANCE = new PreferencesUtilities(context);
    }
    
    return INSTANCE;
  }
  
  
  /**
   * Update ConnectivitySettings parameters from the application preferences.
   */
  public void updateConnectivitySettingsFromPreferences(ConnectivitySettings connectivitySettings) 
  {
    SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this.context);        
    String mode = preferences.getString(MainPreferencesActivity.MAIN_PREF_CONNECTION_TYPE_KEY, "");
    if (mode.equals("")) {
      // Set default values if preferences has never been accessed before
      PreferenceManager.setDefaultValues(this.context, R.xml.main_preference_screen, true);
      PreferenceManager.setDefaultValues(this.context, R.xml.gateway_settings_preference_screen, true);
      PreferenceManager.setDefaultValues(this.context, R.xml.sup_settings_preference_screen, true);
      mode = preferences.getString(MainPreferencesActivity.MAIN_PREF_CONNECTION_TYPE_KEY, ""); //re-read mode
    }

    if (ConnectionType.valueOf(mode).equals(ConnectionType.SUP)) 
    {
      // SUP mode:
      connectivitySettings.setSUPMode(true);
      
      // Update SUP connectivity settings from shared preferences
      connectivitySettings.setSUPHost(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_SUP_HOST_KEY, ""));
      connectivitySettings.setSUPPort(Integer.parseInt(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_SUP_PORT_KEY, "0")));
      connectivitySettings.setDomain(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_DOMAIN_KEY, ""));
      connectivitySettings.setSUPAppID(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_APPLICATION_ID_KEY, ""));
      connectivitySettings.setSUPFarmID(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_FARMID_KEY, ""));
      connectivitySettings.setSUPSecurityConfiguration(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_SECURITY_CONFIGURATION_KEY, ""));
      connectivitySettings.setSupUrlSuffix(preferences.getString(SUPSettingsPreferencesActivity.SUP_PREF_URLSUFFIX_KEY, ""));
      
      // Reset GW connectivity settings
      connectivitySettings.setAuthenticationType(AuthenticationType.UsernamePasswordAuthenticationType);
      connectivitySettings.setPortalUrl("");
    }
    else 
    {
      // Gateway mode:
      connectivitySettings.setSUPMode(false);
      
      // Reset SUP connectivity settings
      connectivitySettings.setSUPHost(null);
      connectivitySettings.setSUPPort(0);
      connectivitySettings.setDomain(null);
      connectivitySettings.setSUPAppID(null);
      connectivitySettings.setSUPFarmID(null);
      connectivitySettings.setSUPSecurityConfiguration(null);
      connectivitySettings.setSupUrlSuffix(null);
      
      // set authentication type
      String authenticationMethodString = preferences.getString(GatewaySettingsPreferencesActivity.GATEWAY_PREF_AUTHENTICATION_METHOD_KEY, "");
      if (PreferencesAuthenticationType.valueOf(authenticationMethodString).equals(PreferencesAuthenticationType.Portal)) 
      {
        connectivitySettings.setAuthenticationType(AuthenticationType.PortalAuthenticationType);
        connectivitySettings.setPortalUrl(preferences.getString(GatewaySettingsPreferencesActivity.GATEWAY_PREF_PORTAL_URL_KEY, ""));
      }
      else 
      {
        connectivitySettings.setAuthenticationType(AuthenticationType.UsernamePasswordAuthenticationType);
      }
    }
  }
  
  /**
   * @return The service URL from the application preferences.
   */
  public String getServiceURL() 
  {
    SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this.context);    
    // Set default values if preferences has never been accessed before
    PreferenceManager.setDefaultValues(this.context, R.xml.gateway_settings_preference_screen, false); 
    String gatewayUrl = preferences.getString(GatewaySettingsPreferencesActivity.GATEWAY_PREF_URL_KEY, "");
    if (gatewayUrl.endsWith("/"))
    {
      return gatewayUrl;
    }
    else
    {
      return gatewayUrl + "/";
    }
  }
  
  /**
   * @return The service SAP Client from the application preferences.
   */
  public String getServiceClient() 
  {
    SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this.context);
    // Set default values if preferences has never been accessed before
    PreferenceManager.setDefaultValues(this.context, R.xml.gateway_settings_preference_screen, false);    
    return preferences.getString(GatewaySettingsPreferencesActivity.GATEWAY_PREF_SAP_CLIENT_KEY, "");
  }
}

Java Source Code List

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