Example usage for org.apache.hadoop.registry.client.binding RegistryPathUtils parentOf

Introduction

In this page you can find the example usage for org.apache.hadoop.registry.client.binding RegistryPathUtils parentOf.

Prototype

public static String parentOf(String path) throws PathNotFoundException 

Source Link

Document

Get the parent of a path

Usage

From source file:com.alibaba.jstorm.yarn.registry.YarnRegistryViewForProviders.java

License:Apache License

/**
 * Add a component /*from w  ww.j a  va 2 s .co m*/
 * @param serviceClass service class to use under ~user
 * @param componentName component name
 * @param record record to put
 * @throws IOException
 */
public void putComponent(String serviceClass, String serviceName, String componentName, ServiceRecord record)
        throws IOException {
    String path = RegistryUtils.componentPath(user, serviceClass, serviceName, componentName);
    registryOperations.mknode(RegistryPathUtils.parentOf(path), true);
    registryOperations.bind(path, record, BindFlags.OVERWRITE);
}

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From source file:com.alibaba.jstorm.yarn.registry.YarnRegistryViewForProviders.java

License:Apache License

/**
 * Add a service under a path, optionally purging any history
 * @param username user/* w  ww . j  a  v  a 2 s.  c om*/
 * @param serviceClass service class to use under ~user
 * @param serviceName name of the service
 * @param record service record
 * @param deleteTreeFirst perform recursive delete of the path first.
 * @return the path the service was created at
 * @throws IOException
 */
public String putService(String username, String serviceClass, String serviceName, ServiceRecord record,
        boolean deleteTreeFirst) throws IOException {
    String path = RegistryUtils.servicePath(username, serviceClass, serviceName);
    if (deleteTreeFirst) {
        registryOperations.delete(path, true);
    }
    registryOperations.mknode(RegistryPathUtils.parentOf(path), true);
    registryOperations.bind(path, record, BindFlags.OVERWRITE);
    return path;
}

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