Question

properties文件中一个key对应多个value怎么写

Answer 1

public class Config {
//Properties继承于HashMap key:value都是String类型
private Properties table=new Properties();
public Config(String file){
try{
table.load(new FileInputStream(file));
}catch (IOException e){
e.printStackTrace();
throw new RuntimeException(e);
}
}
public int getInt(String key){
return Integer.parseInt(table.getProperty(key));
}
public String getString(String key){
return table.getProperty(key);
}
public double getDouble(String key){
return Double.parseDouble(table.getProperty(key));
}
}