Android Open Source - Android_AMT_Unlocker A M T_ Unlocker Settings

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions f...

Java Source Code

package com.abombrecords.amt_unlocker;
//from w  ww . j a  va  2 s.  c  o m
/*
 * Copyright 2012, Adam Briggs
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* 
 * AMT_UnlockerSettings.java
 *
 * This here thing is responsible for managing the app settings.
 * The settings are stored in a simple file with NULLs between fields.
 * Since the only settings are username and password, it's unlikely that NULLs will appear in valid data.
 */

import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;

import android.content.Context;

public class AMT_UnlockerSettings {
  private final static String SettingsFileName = "Settings" ;
  
  private static Context theContext ;
  
  public String Username ;
  public String Password ;
  
  public AMT_UnlockerSettings(Context appContext) {
    theContext = appContext ;
  }
  
  public void Delete() {
    theContext.deleteFile(SettingsFileName) ;
  }
  
    public boolean Load() {
      int theByte ;
      ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

      try {
        FileInputStream theFile = theContext.openFileInput(SettingsFileName) ;
          
        while (0 < (theByte = (char)theFile.read())) {
          byteArrayOutputStream.write(theByte) ;
          }
          Username = byteArrayOutputStream.toString() ;
          
          byteArrayOutputStream.reset() ;
          
          while (0 < (theByte = (char)theFile.read())) {
          byteArrayOutputStream.write(theByte) ;
          }
          Password = byteArrayOutputStream.toString() ;
          
          theFile.close() ;
        return true ;
      } catch (Exception e) {
        return false ;
      }
    }
    
    public boolean Save() {
      try {
        FileOutputStream theFile = theContext.openFileOutput(SettingsFileName, Context.MODE_PRIVATE) ;
        theFile.write(Username.getBytes());
        theFile.write(0) ;
        theFile.write(Password.getBytes());
        theFile.write(0) ;
        theFile.close();
        return true ;
      } catch (Exception e) {
        return false ;
      }
    }
}

Java Source Code List

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