Calculate light running total length, and finally turn on the light and turn off the light time.
Description: every 10 minutes to a data, if it is true, said the current time to a time before is turn on the light of the

 
@ Data 
Public class Dat {
String date;//the current time 
A Boolean flag.//whether to turn on the light 

Public Dat (String date, Boolean flag) {
this.date=date; 
. This flag=flag; 
} 
} 
//calculate the length of the two time points interval 
Public int getLenTime (String start, String end) {
Int st=Integer. ParseInt (end) the substring (3, 5)); 
Int en=Integer. ParseInt (start. The substring (3, 5)); 
Int res=(en - st + 60) % 60; 
return res; 
} 

Public void test03 () {
Dat dat01=new Dat (" 11 ", true); 
Dat dat02=new Dat (" "", true);//10 true within the former point to the current point in time is turn on the light 
Dat dat03=new Dat (" 11 ", false); 
Dat dat04=new Dat (" faith ", false); 
Dat dat05=new Dat (" at ", true);//9 
Dat dat06=new Dat (" 11:50 ", true);//10 
Dat dat07=new Dat (" 12:00 ", true);//10 
Dat dat08=new Dat (" and ", true);//11 
Dat dat09=new Dat (" silla ", false); 
Dat dat10=new Dat (" 12:30 ", false); 

//dat01 dat02, dat03 dat04, dat05, dat06, dat07, dat08, dat09, dat10 
List Dats=Lists. NewArrayList (dat01 dat02, dat03, dat04, dat05, dat06, dat07, dat08, dat09, dat10); 

Results://the last need 
//a light running time: 50 
//the last light running time: forces from the cloud to