java fork join

About Join Method: Join method must be after start, that is, first thread ready, then join, otherwise invalid. Note that the Join method simply allows two threads to execute synchronously, still two threads, not merged into one. Java Daemon Threads1, what is the daemon thre

of the map with the prefix, and the associated key in the 2 map is 2 public static void merge (list String MainKey , list String RelationKey, String prefix); //merges 2 sets, finds the associated map first, and merges 2 separate map,2 map with the associated key is the same as 1 public static void merge (List List Merges 2 sets, and the map in 2 sets is associated with a keypublic static void Merge (ListString Mainkey, listString Relationkey);Merge 2 map, prefix prefix can not, not the case,

void Run () {While (true) {Table.take ();try {Thread.Sleep (+);} catch (Interruptedexception e) {e.printstacktrace (); } } }}Public class Demo {Public static void Main (string[] args) {Table table = new table ();productor productor = new productor (table);Consumer Consumer = new Consumer (table);new Thread (Productor). Start ();new Thread (Productor). Start ();new Thread (Productor). Start ();new Thread (Productor). Start ();New Thread (consumer). Start ();New Thread (consumer). Start

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