Java tutorial
//package com.java2s; /* * Copyright (C) 2011 The android Project * * 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. */ import android.util.Log; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.SyncFailedException; public class Main { private static final String TAG = "ColorHack_Utils"; private static final String TAG_WRITE = "ColorHack_Utils_Write"; /** * Write a string value to the specified file. * * @param filename The filename * @param value The value */ public static void writeValue(String filename, String value) { FileOutputStream fos = null; try { fos = new FileOutputStream(new File(filename), false); fos.write(value.getBytes()); fos.flush(); // fos.getFD().sync(); } catch (FileNotFoundException ex) { Log.w(TAG, "file " + filename + " not found: " + ex); } catch (SyncFailedException ex) { Log.w(TAG, "file " + filename + " sync failed: " + ex); } catch (IOException ex) { Log.w(TAG, "IOException trying to sync " + filename + ": " + ex); } catch (RuntimeException ex) { Log.w(TAG, "exception while syncing file: ", ex); } finally { if (fos != null) { try { Log.w(TAG_WRITE, "file " + filename + ": " + value); fos.close(); } catch (IOException ex) { Log.w(TAG, "IOException while closing synced file: ", ex); } catch (RuntimeException ex) { Log.w(TAG, "exception while closing file: ", ex); } } } } /** * Write a string value to the specified file. * * @param filename The filename * @param value The value */ public static void writeValue(String filename, Boolean value) { FileOutputStream fos = null; String sEnvia; try { fos = new FileOutputStream(new File(filename), false); if (value) sEnvia = "1"; else sEnvia = "0"; fos.write(sEnvia.getBytes()); fos.flush(); // fos.getFD().sync(); } catch (FileNotFoundException ex) { Log.w(TAG, "file " + filename + " not found: " + ex); } catch (SyncFailedException ex) { Log.w(TAG, "file " + filename + " sync failed: " + ex); } catch (IOException ex) { Log.w(TAG, "IOException trying to sync " + filename + ": " + ex); } catch (RuntimeException ex) { Log.w(TAG, "exception while syncing file: ", ex); } finally { if (fos != null) { try { Log.w(TAG_WRITE, "file " + filename + ": " + value); fos.close(); } catch (IOException ex) { Log.w(TAG, "IOException while closing synced file: ", ex); } catch (RuntimeException ex) { Log.w(TAG, "exception while closing file: ", ex); } } } } }