-
-
/**
-
*
-
* @param filepath .properties文件的位置
-
*/
-
public void checkFileExists(String filepath){
-
File file = new File(filepath);
-
if (file.exists()) {
-
String s = PropertiesUtil.readValue(filepath, "allTime");
-
if (s!=null) {
-
ShowAllTime = Integer.parseInt(s)*60*1000;
-
}
-
String mqtt = PropertiesUtil.readValue(filepath, "showTime");
-
if (mqtt!=null) {
-
ShowTime = Integer.parseInt(mqtt)*1000;
-
}
-
}
-
}
-
/**
-
* 对Properties文件的操作
-
* <p/>
-
* 写入
-
* PropertiesUtil mProp = PropertiesUtil.getInstance(this).init();
-
* mProp.writeString("name", "Mr Lee");
-
* mProp.commit();
-
* 读取EG
-
* PropertiesUtil mProp = PropertiesUtil.getInstance(this).init();
-
* mProp.open();
-
* String name = mProp.readString("name", "");
-
*
-
* @author lei
-
*/
-
public class PropertiesUtil {
-
private Context mContext;
-
private String mPath;
-
private String mFile;
-
private Properties mProp;
-
private static PropertiesUtil mPropUtil = null;
-
-
public static PropertiesUtil getInstance(Context context) {
-
if (mPropUtil == null) {
-
mPropUtil = new PropertiesUtil();
-
mPropUtil.mContext = context;
-
mPropUtil.mPath = Environment.getExternalStorageDirectory() + "/ExmKeyValue";
-
mPropUtil.mFile = "properties.ini";
-
}
-
return mPropUtil;
-
}
-
-
public PropertiesUtil setPath(String path) {
-
mPath = path;
-
return this;
-
}
-
-
public PropertiesUtil setFile(String file) {
-
mFile = file;
-
return this;
-
}
-
-
public PropertiesUtil init() {
-
try {
-
File dir = new File(mPath);
-
if (!dir.exists()) {
-
dir.mkdirs();
-
}
-
File file = new File(dir, mFile);
-
if (!file.exists()) {
-
file.createNewFile();
-
}
-
InputStream is = new FileInputStream(file);
-
mProp = new Properties();
-
mProp.load(is);
-
is.close();
-
} catch (Exception e) {
-
e.printStackTrace();
-
}
-
return this;
-
}
-
-
public void commit() {
-
try {
-
File file = new File(mPath + "/" + mFile);
-
OutputStream os = new FileOutputStream(file);
-
mProp.store(os, "");
-
os.close();
-
} catch (Exception e) {
-
e.printStackTrace();
-
}
-
mProp.clear();
-
}
-
-
public void clear() {
-
mProp.clear();
-
}
-
-
public void open() {
-
mProp.clear();
-
try {
-
File file = new File(mPath + "/" + mFile);
-
InputStream is = new FileInputStream(file);
-
mProp = new Properties();
-
mProp.load(is);
-
is.close();
-
} catch (Exception e) {
-
e.printStackTrace();
-
}
-
}
-
-
public void writeString(String name, String value) {
-
mProp.setProperty(name, value);
-
}
-
-
public String readString(String name, String defaultValue) {
-
return mProp.getProperty(name, defaultValue);
-
}
-
-
public void writeInt(String name, int value) {
-
mProp.setProperty(name, "" + value);
-
}
-
-
public int readInt(String name, int defaultValue) {
-
return Integer.parseInt(mProp.getProperty(name, "" + defaultValue));
-
}
-
-
public void writeBoolean(String name, boolean value) {
-
mProp.setProperty(name, "" + value);
-
}
-
-
public boolean readBoolean(String name, boolean defaultValue) {
-
return Boolean.parseBoolean(mProp.getProperty(name, "" + defaultValue));
-
}
-
-
public void writeDouble(String name, double value) {
-
mProp.setProperty(name, "" + value);
-
}
-
-
public double readDouble(String name, double defaultValue) {
-
return Double.parseDouble(mProp.getProperty(name, "" + defaultValue));
-
}
-
/**
-
* 根据key读取value
-
*
-
* @param filePath
-
* @param key
-
* @return
-
*/
-
public static String readValue(String filePath, String key) {
-
Properties props = new Properties();
-
try {
-
InputStream in = new BufferedInputStream(new FileInputStream(
-
filePath));
-
props.load(in);
-
String value = props.getProperty(key);
-
if (value.equals("")) {
-
return null;
-
} else {
-
return value;
-
}
-
} catch (Exception e) {
-
e.printStackTrace();
-
return null;
-
}
-
}
-
-
}