怎样写一个简单的程序连接hbase数据库?

Question

怎样写一个简单的程序连接hbase数据库

Answer 1

public class HBaseConnectionPool {
protected static ConcurrentHashMap<String,HBaseConnectionEntity> idelConnections=null;
protected static ConcurrentHashMap<String,HBaseConnectionEntity> activeConnections=null;
protected static int initSize;
protected static int maxSize;
protected static AtomicInteger idelSize=new AtomicInteger(0);
protected static AtomicInteger activeSize=new AtomicInteger(0);
protected static HBaseConnectionPool instance=null;
protected static Lock lock= new ReentrantLock();
protected Object object=new Object();
protected static volatile boolean isShutdown=false;