public Memcache createMemcacheClient() throws Exception {
String poolName = getPoolName();
// grab an instance of our connection pool
SockIOPool pool = SockIOPool.getInstance(poolName);
// set the servers and the weights
pool.setServers(getServers());
pool.setWeights(getWeights());
// set some basic pool settings
pool.setInitConn(getInitConn());
pool.setMinConn(getMinConn());
pool.setMaxConn(getMaxConn());
pool.setMaxIdle(getMaxIdle());
// set the sleep for the maint thread
// it will wake up every x seconds and
// maintain the pool size
pool.setMaintSleep(getMaintSleep());
// set some TCP settings
pool.setNagle(false);
pool.setSocketTO(getSocketTimeout());
pool.setSocketConnectTO(getSocketConnectTimeout());
// initialize the connection pool
pool.initialize();
MemCachedClient client = new MemCachedClient(getClassLoader(), getErrorHandler(), poolName);
client.setCompressEnable(isCompressEnable());
client.setDefaultEncoding(getDefaultEncoding());
return new DangaMemcache(client, poolName);
}
/**
* 添加一个指定的值到缓存中.
*
* @param key
* @param value
* @return
*/
public boolean add(String key, Object value) {
if (log.isDebugEnabled()) {
log.debug("have added a pojo to cache : key is " + key);
}
return mcc.set(key, value);
}
/**
* 根据指定的关键字获取对象.
*
* @param key
* @return
*/
public Object get(String key) {
if (log.isDebugEnabled()) {
log.debug("have gotten a pojo to cache : key is " + key);
}
return mcc.get(key);
}
public boolean delete(String key) {
if (log.isDebugEnabled()) {
log.debug("have deleted a pojo to cache : key is " + key);
}
return mcc.delete(key);
}
public boolean replace(String key, Object value) {
if (log.isDebugEnabled()) {
log.debug("have replaced a pojo to cache : key is " + key);
}
return mcc.replace(key, value);
}
public static MemCachedClient getClient() {
MemCachedClient client = new MemCachedClient(true);
client.setTransCoder(new StringTransCoder());
SchoonerSockIOPool pool = SchoonerSockIOPool.getInstance();
pool.setServers(new String[] {"localhost:11211"});
pool.setInitConn(5);
pool.setMinConn(5);
pool.setMaxConn(10);
pool.setMaintSleep(0);
pool.setNagle(false);
pool.initialize();
return client;
}
public boolean replace(String key, Object value, Date expiry) {
if (log.isDebugEnabled()) {
log.debug(
"have replaced a pojo to cache : key is " + key + ";expiryDate is " + expiry.toString());
}
return mcc.replace(key, value, expiry);
}
/**
* 根据指定一批Key批量获取缓存内容。
*
* @param sKeys 指定的一批Key。
* @return Map<sKey, oValue>
*/
public Map<String, Object> getMulti(String[] sKeys) {
return mcc.getMulti(sKeys);
}
// 检测Cache中当前Key是否存在
public boolean exists(String key) {
return mcc.keyExists(key);
}