【工具类】Android数据存储sharedpreferences加密

//配合上一篇【工具类】AES加密和解密，实现sharedpreferences保存数据进行AES加密；

import java.util.List;import java.util.Map;import android.content.Context;import android.content.SharedPreferences;/** * 存储配置信息的工具类 <br> * 注：可读取的数据类型有-<code>boolean、int、float、long、String.</code> */public class SharePreferenceUtil {private final String MAK = "innoview";private final int MODE = Context.MODE_WORLD_READABLE + Context.MODE_WORLD_WRITEABLE;private final SharedPreferences sharedpreferences;public SharePreferenceUtil(Context context, String fileName) {sharedpreferences = context.getSharedPreferences(fileName, MODE);}public boolean saveSharedPreferences(String key, String value) {SharedPreferences.Editor editor = sharedpreferences.edit();try {editor.putString(key, AESEncryptor.encrypt(MAK, value));} catch (Exception e) {editor.putString(key, value);e.printStackTrace();}return editor.commit();}public String loadStringSharedPreference(String key) {String str = null;try {str = sharedpreferences.getString(key, null);if (str != null && !"".equals(str)){str = AESEncryptor.decrypt(MAK, str);}} catch (Exception e) {e.printStackTrace();}return str;}public boolean saveSharedPreferences(String key, int value) {SharedPreferences.Editor editor = sharedpreferences.edit();editor.putInt(key, value);return editor.commit();}public int loadIntSharedPreference(String key) {return sharedpreferences.getInt(key, 0);}public boolean saveSharedPreferences(String key, float value) {SharedPreferences.Editor editor = sharedpreferences.edit();editor.putFloat(key, value);return editor.commit();}public float loadFloatSharedPreference(String key) {return sharedpreferences.getFloat(key, 0f);}public boolean saveSharedPreferences(String key, Long value) {SharedPreferences.Editor editor = sharedpreferences.edit();editor.putLong(key, value);return editor.commit();}public long loadLongSharedPreference(String key) {return sharedpreferences.getLong(key, 0l);}public boolean saveSharedPreferences(String key, Boolean value) {SharedPreferences.Editor editor = sharedpreferences.edit();editor.putBoolean(key, value);return editor.commit();}public boolean loadBooleanSharedPreference(String key) {return sharedpreferences.getBoolean(key, false);}public boolean saveAllSharePreference(String keyName, List<?> list) {int size = list.size();if (size < 1) {return false;}SharedPreferences.Editor editor = sharedpreferences.edit();if (list.get(0) instanceof String) {for (int i = 0; i < size; i++) {editor.putString(keyName + i, (String) list.get(i));}} else if (list.get(0) instanceof Long) {for (int i = 0; i < size; i++) {editor.putLong(keyName + i, (Long) list.get(i));}} else if (list.get(0) instanceof Float) {for (int i = 0; i < size; i++) {editor.putFloat(keyName + i, (Float) list.get(i));}} else if (list.get(0) instanceof Integer) {for (int i = 0; i < size; i++) {editor.putLong(keyName + i, (Integer) list.get(i));}} else if (list.get(0) instanceof Boolean) {for (int i = 0; i < size; i++) {editor.putBoolean(keyName + i, (Boolean) list.get(i));}}return editor.commit();}public Map<String, ?> loadAllSharePreference(String key) {return sharedpreferences.getAll();}public boolean removeKey(String key) {SharedPreferences.Editor editor = sharedpreferences.edit();editor.remove(key);return editor.commit();}public boolean removeAllKey() {SharedPreferences.Editor editor = sharedpreferences.edit();editor.clear();return editor.commit();}}