/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.flink.client;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.URISyntaxException;
/**
* A class that provides some utility methods
*/
public class ClientUtils {
/**
* Utility method that converts a string of the form "host:port" into an {@link InetSocketAddress}.
* The returned InetSocketAddress may be unresolved!
*
* @param hostport The "host:port" string.
* @return The converted InetSocketAddress.
*/
public static InetSocketAddress parseHostPortAddress(String hostport) {
// from http://stackoverflow.com/questions/2345063/java-common-way-to-validate-and-convert-hostport-to-inetsocketaddress
URI uri;
try {
uri = new URI("my://" + hostport);
} catch (URISyntaxException e) {
throw new RuntimeException("Could not identify hostname and port in '" + hostport + "'.", e);
}
String host = uri.getHost();
int port = uri.getPort();
if (host == null || port == -1) {
throw new RuntimeException("Could not identify hostname and port in '" + hostport + "'.");
}
return new InetSocketAddress(host, port);
}
}