读取src下的属性文件的某个key值
读取src下的属性文件的某个key值
/**
* 读取src下某个属性文件中的某个key所对应的value
*
* @param args
*
*/
public static void main(String[] args) {
String key = "file.upload.folder";
String propertiesFileFullName = "myProperty.properties";
String pbundle = "myProperty";
fun1(propertiesFileFullName, key);
fun2(propertiesFileFullName, key);
fun3(pbundle, key);
}
// 方法一
public static void fun1(String propertiesFileFullName, String key) {
Properties pop = new Properties();
InputStream fs = null;
try {
fs = ReadOneValue.class.getClassLoader().getResourceAsStream(
propertiesFileFullName);
pop.load(fs);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
fs.close();
} catch (IOException e) {
e.printStackTrace();
}
}
String value = pop.getProperty(key);
System.out.println("属性文件的上传路径为:" + value);
}
// 方法二
public static void fun2(String propertiesFileFullName, String key) {
Properties pop = new Properties();
String classpath = Thread.currentThread().getContextClassLoader()
.getResource("").getPath();
FileInputStream fs = null;
try {
fs = new FileInputStream(classpath + "/" + propertiesFileFullName);
pop.load(fs);
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
fs.close();
} catch (IOException e) {
e.printStackTrace();
}
}
String value = pop.getProperty(key);
System.out.println("读取到的值为:" + value);
}
// 方法三
public static void fun3(String filename, String key) {
Locale locale = Locale.getDefault();
ResourceBundle localResource = ResourceBundle.getBundle(filename,
locale);
String value = localResource.getString(key);
System.out.println("读取到的值为:" + value);
}
}