beansdb4j - beansdb的java客户端


Apache
跨平台
Java

软件简介

这是beansdb的java客户端,
它使用了和python客户端一模一样的hash算法, 所以它和python客户端是完全兼容 —
这意味着你可以用python客户端存一个东西进beansdb, 然后用java客户端把它取出来。

示例代码:

 // specify the beansdb nodes.  
 Map<InetSocketAddress, Range> servers = new HashMap<InetSocketAddress, Range>();  
 servers.put(new InetSocketAddress("localhost", 7900), new Range(, 16));  
 servers.put(new InetSocketAddress("localhost", 7901), new Range(, 16));  
 servers.put(new InetSocketAddress("localhost", 7902), new Range(, 16));  
    
 // 3,2,2 is the NRW number in the Dynamo thesis  
 Beansdb db = new Beansdb(servers, 16, 3, 2, 2);  
    
 // set the key: foo to value: bar  
 db.set("foo", "bar");  
    
 // get the value of foo  
 System.out.println(db.get("foo"));  
    
 // get the value for keys: hello, james, foo  
 List<String> keys = new ArrayList<String>(3);  
 keys.add("hello");  
 keys.add("james");  
 keys.add("foo");  
 Map<String, Object> ret = db.getMulti(keys);  
    
 for (String key : ret.keySet()) {  
        System.out.println(key + " : " + ret.get(key));  
 }  
    
 // delete the key: foo  
 db.delete("foo");  
    
 // close the db connection  
 db.close();