本文整理汇总了Java中org.apache.hadoop.net.NetUtils.getFreeSocketPort方法的典型用法代码示例。如果您正苦于以下问题：Java NetUtils.getFreeSocketPort方法的具体用法？Java NetUtils.getFreeSocketPort怎么用？Java NetUtils.getFreeSocketPort使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.net.NetUtils的用法示例。
在下文中一共展示了NetUtils.getFreeSocketPort方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getPort
import org.apache.hadoop.net.NetUtils; //导入方法依赖的package包/类
public int getPort() {
if (port == 0) {
port = NetUtils.getFreeSocketPort();
if (port == 0) {
throw new RuntimeException("Could not find a free port");
}
}
return port;
}
示例2: init
import org.apache.hadoop.net.NetUtils; //导入方法依赖的package包/类
@Before
public void init() throws Exception {
conf = new Configuration();
fileSys = FileSystem.getLocal(conf);
httpPort = NetUtils.getFreeSocketPort();
serviceUrl = new URI("http://localhost:" + httpPort);
testToken = createToken(serviceUrl);
}
示例3: setupDatanodeAddress
import org.apache.hadoop.net.NetUtils; //导入方法依赖的package包/类
protected void setupDatanodeAddress(Configuration conf, boolean setupHostsFile,
boolean checkDataNodeAddrConfig) throws IOException {
if (setupHostsFile) {
String hostsFile = conf.get(DFS_HOSTS, "").trim();
if (hostsFile.length() == 0) {
throw new IOException("Parameter dfs.hosts is not setup in conf");
}
// Setup datanode in the include file, if it is defined in the conf
String address = "127.0.0.1:" + NetUtils.getFreeSocketPort();
if (checkDataNodeAddrConfig) {
conf.setIfUnset(DFS_DATANODE_ADDRESS_KEY, address);
} else {
conf.set(DFS_DATANODE_ADDRESS_KEY, address);
}
addToFile(hostsFile, address);
LOG.info("Adding datanode " + address + " to hosts file " + hostsFile);
} else {
if (checkDataNodeAddrConfig) {
conf.setIfUnset(DFS_DATANODE_ADDRESS_KEY, "127.0.0.1:0");
} else {
conf.set(DFS_DATANODE_ADDRESS_KEY, "127.0.0.1:0");
}
}
if (checkDataNodeAddrConfig) {
conf.setIfUnset(DFS_DATANODE_HTTP_ADDRESS_KEY, "127.0.0.1:0");
conf.setIfUnset(DFS_DATANODE_IPC_ADDRESS_KEY, "127.0.0.1:0");
} else {
conf.set(DFS_DATANODE_HTTP_ADDRESS_KEY, "127.0.0.1:0");
conf.set(DFS_DATANODE_IPC_ADDRESS_KEY, "127.0.0.1:0");
}
}