GH-327: Use TestSocketUtils from spring-test (#420)
Fixes https://github.com/spring-cloud/stream-applications/issues/327 - Delete local TSU temporary implementations - Replace local TSU w/ spring-test TSU
This commit is contained in:
@@ -1,301 +0,0 @@
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/*
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* Copyright 2002-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
|
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* distributed under the License is distributed on an "AS IS" BASIS,
|
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.fn.twitter;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.net.ServerSocket;
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import java.util.Random;
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import java.util.SortedSet;
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import java.util.TreeSet;
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import javax.net.ServerSocketFactory;
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import org.springframework.util.Assert;
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/**
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* Simple utility methods for working with network sockets — for example,
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* for finding available ports on {@code localhost}.
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*
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* <p>Within this class, a TCP port refers to a port for a {@link ServerSocket};
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* whereas, a UDP port refers to a port for a {@link DatagramSocket}.
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*
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* <p>{@code SocketUtils} was introduced in Spring Framework 4.0, primarily to
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* assist in writing integration tests which start an external server on an
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* available random port. However, these utilities make no guarantee about the
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* subsequent availability of a given port and are therefore unreliable. Instead
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* of using {@code SocketUtils} to find an available local port for a server, it
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* is recommended that you rely on a server's ability to start on a random port
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* that it selects or is assigned by the operating system. To interact with that
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* server, you should query the server for the port it is currently using.
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*
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* @author Sam Brannen
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* @author Ben Hale
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* @author Arjen Poutsma
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* @author Gunnar Hillert
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* @author Gary Russell
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* @since 4.0
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* @deprecated as of Spring Framework 5.3.16, to be removed in 6.0; see
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*/
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@Deprecated
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public final class TestSocketUtils {
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/**
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* The default minimum value for port ranges used when finding an available
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* socket port.
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*/
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public static final int PORT_RANGE_MIN = 1024;
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/**
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* The default maximum value for port ranges used when finding an available
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* socket port.
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*/
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public static final int PORT_RANGE_MAX = 65535;
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private static final Random random = new Random(System.nanoTime());
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private TestSocketUtils() {
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}
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/**
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* Find an available TCP port randomly selected from the range
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* [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
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* @return an available TCP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableTcpPort() {
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return findAvailableTcpPort(PORT_RANGE_MIN);
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}
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/**
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* Find an available TCP port randomly selected from the range
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* [{@code minPort}, {@value #PORT_RANGE_MAX}].
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* @param minPort the minimum port number
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* @return an available TCP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableTcpPort(int minPort) {
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return findAvailableTcpPort(minPort, PORT_RANGE_MAX);
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}
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/**
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* Find an available TCP port randomly selected from the range
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* [{@code minPort}, {@code maxPort}].
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return an available TCP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableTcpPort(int minPort, int maxPort) {
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return SocketType.TCP.findAvailablePort(minPort, maxPort);
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}
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/**
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* Find the requested number of available TCP ports, each randomly selected
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* from the range [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
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* @param numRequested the number of available ports to find
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* @return a sorted set of available TCP port numbers
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* @throws IllegalStateException if the requested number of available ports could not be found
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*/
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public static SortedSet<Integer> findAvailableTcpPorts(int numRequested) {
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return findAvailableTcpPorts(numRequested, PORT_RANGE_MIN, PORT_RANGE_MAX);
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}
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/**
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* Find the requested number of available TCP ports, each randomly selected
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* from the range [{@code minPort}, {@code maxPort}].
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* @param numRequested the number of available ports to find
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return a sorted set of available TCP port numbers
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* @throws IllegalStateException if the requested number of available ports could not be found
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*/
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public static SortedSet<Integer> findAvailableTcpPorts(int numRequested, int minPort, int maxPort) {
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return SocketType.TCP.findAvailablePorts(numRequested, minPort, maxPort);
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}
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/**
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* Find an available UDP port randomly selected from the range
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* [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
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* @return an available UDP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableUdpPort() {
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return findAvailableUdpPort(PORT_RANGE_MIN);
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}
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/**
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* Find an available UDP port randomly selected from the range
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* [{@code minPort}, {@value #PORT_RANGE_MAX}].
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* @param minPort the minimum port number
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* @return an available UDP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableUdpPort(int minPort) {
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return findAvailableUdpPort(minPort, PORT_RANGE_MAX);
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}
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/**
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* Find an available UDP port randomly selected from the range
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* [{@code minPort}, {@code maxPort}].
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return an available UDP port number
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* @throws IllegalStateException if no available port could be found
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*/
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public static int findAvailableUdpPort(int minPort, int maxPort) {
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return SocketType.UDP.findAvailablePort(minPort, maxPort);
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}
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/**
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* Find the requested number of available UDP ports, each randomly selected
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* from the range [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
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* @param numRequested the number of available ports to find
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* @return a sorted set of available UDP port numbers
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* @throws IllegalStateException if the requested number of available ports could not be found
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*/
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public static SortedSet<Integer> findAvailableUdpPorts(int numRequested) {
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return findAvailableUdpPorts(numRequested, PORT_RANGE_MIN, PORT_RANGE_MAX);
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}
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/**
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* Find the requested number of available UDP ports, each randomly selected
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* from the range [{@code minPort}, {@code maxPort}].
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* @param numRequested the number of available ports to find
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return a sorted set of available UDP port numbers
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* @throws IllegalStateException if the requested number of available ports could not be found
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*/
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public static SortedSet<Integer> findAvailableUdpPorts(int numRequested, int minPort, int maxPort) {
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return SocketType.UDP.findAvailablePorts(numRequested, minPort, maxPort);
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}
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private enum SocketType {
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TCP {
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@Override
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protected boolean isPortAvailable(int port) {
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try {
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ServerSocket serverSocket = ServerSocketFactory.getDefault().createServerSocket(
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port, 1, InetAddress.getByName("localhost"));
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serverSocket.close();
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return true;
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}
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catch (Exception ex) {
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return false;
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}
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}
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},
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UDP {
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@Override
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protected boolean isPortAvailable(int port) {
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try {
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DatagramSocket socket = new DatagramSocket(port, InetAddress.getByName("localhost"));
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socket.close();
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return true;
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}
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catch (Exception ex) {
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return false;
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}
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}
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};
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/**
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* Determine if the specified port for this {@code SocketType} is
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* currently available on {@code localhost}.
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*/
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protected abstract boolean isPortAvailable(int port);
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/**
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* Find a pseudo-random port number within the range
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* [{@code minPort}, {@code maxPort}].
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return a random port number within the specified range
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*/
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private int findRandomPort(int minPort, int maxPort) {
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int portRange = maxPort - minPort;
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return minPort + random.nextInt(portRange + 1);
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}
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/**
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* Find an available port for this {@code SocketType}, randomly selected
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* from the range [{@code minPort}, {@code maxPort}].
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return an available port number for this socket type
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* @throws IllegalStateException if no available port could be found
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*/
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int findAvailablePort(int minPort, int maxPort) {
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Assert.isTrue(minPort > 0, "'minPort' must be greater than 0");
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Assert.isTrue(maxPort >= minPort, "'maxPort' must be greater than or equal to 'minPort'");
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Assert.isTrue(maxPort <= PORT_RANGE_MAX, "'maxPort' must be less than or equal to " + PORT_RANGE_MAX);
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int portRange = maxPort - minPort;
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int candidatePort;
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int searchCounter = 0;
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do {
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if (searchCounter > portRange) {
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throw new IllegalStateException(String.format(
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"Could not find an available %s port in the range [%d, %d] after %d attempts",
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name(), minPort, maxPort, searchCounter));
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}
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candidatePort = findRandomPort(minPort, maxPort);
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searchCounter++;
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}
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while (!isPortAvailable(candidatePort));
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return candidatePort;
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}
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/**
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* Find the requested number of available ports for this {@code SocketType},
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* each randomly selected from the range [{@code minPort}, {@code maxPort}].
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* @param numRequested the number of available ports to find
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* @param minPort the minimum port number
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* @param maxPort the maximum port number
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* @return a sorted set of available port numbers for this socket type
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* @throws IllegalStateException if the requested number of available ports could not be found
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*/
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SortedSet<Integer> findAvailablePorts(int numRequested, int minPort, int maxPort) {
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Assert.isTrue(minPort > 0, "'minPort' must be greater than 0");
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Assert.isTrue(maxPort > minPort, "'maxPort' must be greater than 'minPort'");
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Assert.isTrue(maxPort <= PORT_RANGE_MAX, "'maxPort' must be less than or equal to " + PORT_RANGE_MAX);
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Assert.isTrue(numRequested > 0, "'numRequested' must be greater than 0");
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Assert.isTrue((maxPort - minPort) >= numRequested,
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"'numRequested' must not be greater than 'maxPort' - 'minPort'");
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SortedSet<Integer> availablePorts = new TreeSet<>();
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int attemptCount = 0;
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while ((++attemptCount <= numRequested + 100) && availablePorts.size() < numRequested) {
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availablePorts.add(findAvailablePort(minPort, maxPort));
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}
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if (availablePorts.size() != numRequested) {
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throw new IllegalStateException(String.format(
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"Could not find %d available %s ports in the range [%d, %d]",
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numRequested, name(), minPort, maxPort));
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}
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return availablePorts;
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}
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}
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}
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@@ -39,7 +39,6 @@ import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.cloud.fn.common.twitter.TwitterConnectionProperties;
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import org.springframework.cloud.fn.common.twitter.util.TwitterTestUtils;
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import org.springframework.cloud.fn.twitter.TestSocketUtils;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Import;
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import org.springframework.context.annotation.Primary;
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@@ -47,6 +46,7 @@ import org.springframework.integration.support.MessageBuilder;
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import org.springframework.messaging.Message;
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import org.springframework.test.annotation.DirtiesContext;
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import org.springframework.test.context.TestPropertySource;
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import org.springframework.test.util.TestSocketUtils;
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import org.springframework.util.MimeTypeUtils;
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import static org.assertj.core.api.Assertions.assertThat;
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@@ -34,7 +34,6 @@ import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.cloud.fn.common.twitter.TwitterConnectionProperties;
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import org.springframework.cloud.fn.common.twitter.util.TwitterTestUtils;
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import org.springframework.cloud.fn.twitter.TestSocketUtils;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Import;
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import org.springframework.context.annotation.Primary;
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@@ -42,6 +41,7 @@ import org.springframework.integration.support.MessageBuilder;
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import org.springframework.messaging.Message;
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import org.springframework.test.annotation.DirtiesContext;
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import org.springframework.test.context.TestPropertySource;
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import org.springframework.test.util.TestSocketUtils;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.mockserver.matchers.Times.exactly;
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@@ -37,7 +37,6 @@ import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.cloud.fn.common.twitter.TwitterConnectionProperties;
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import org.springframework.cloud.fn.common.twitter.util.TwitterTestUtils;
|
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import org.springframework.cloud.fn.twitter.TestSocketUtils;
|
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import org.springframework.context.annotation.Bean;
|
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import org.springframework.context.annotation.Import;
|
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import org.springframework.context.annotation.Primary;
|
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@@ -45,6 +44,7 @@ import org.springframework.integration.support.MessageBuilder;
|
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import org.springframework.messaging.Message;
|
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import org.springframework.test.annotation.DirtiesContext;
|
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import org.springframework.test.context.TestPropertySource;
|
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import org.springframework.test.util.TestSocketUtils;
|
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|
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import static org.assertj.core.api.Assertions.assertThat;
|
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import static org.mockserver.matchers.Times.exactly;
|
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|
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@@ -1,301 +0,0 @@
|
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/*
|
||||
* Copyright 2002-2022 the original author or authors.
|
||||
*
|
||||
* Licensed 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
|
||||
*
|
||||
* https://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.springframework.cloud.fn.supplier.twitter.status.stream;
|
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|
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import java.net.DatagramSocket;
|
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import java.net.InetAddress;
|
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import java.net.ServerSocket;
|
||||
import java.util.Random;
|
||||
import java.util.SortedSet;
|
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import java.util.TreeSet;
|
||||
|
||||
import javax.net.ServerSocketFactory;
|
||||
|
||||
import org.springframework.util.Assert;
|
||||
|
||||
/**
|
||||
* Simple utility methods for working with network sockets — for example,
|
||||
* for finding available ports on {@code localhost}.
|
||||
*
|
||||
* <p>Within this class, a TCP port refers to a port for a {@link ServerSocket};
|
||||
* whereas, a UDP port refers to a port for a {@link DatagramSocket}.
|
||||
*
|
||||
* <p>{@code SocketUtils} was introduced in Spring Framework 4.0, primarily to
|
||||
* assist in writing integration tests which start an external server on an
|
||||
* available random port. However, these utilities make no guarantee about the
|
||||
* subsequent availability of a given port and are therefore unreliable. Instead
|
||||
* of using {@code SocketUtils} to find an available local port for a server, it
|
||||
* is recommended that you rely on a server's ability to start on a random port
|
||||
* that it selects or is assigned by the operating system. To interact with that
|
||||
* server, you should query the server for the port it is currently using.
|
||||
*
|
||||
* @author Sam Brannen
|
||||
* @author Ben Hale
|
||||
* @author Arjen Poutsma
|
||||
* @author Gunnar Hillert
|
||||
* @author Gary Russell
|
||||
* @since 4.0
|
||||
* @deprecated as of Spring Framework 5.3.16, to be removed in 6.0; see
|
||||
*/
|
||||
@Deprecated
|
||||
public final class TestSocketUtils {
|
||||
|
||||
/**
|
||||
* The default minimum value for port ranges used when finding an available
|
||||
* socket port.
|
||||
*/
|
||||
public static final int PORT_RANGE_MIN = 1024;
|
||||
|
||||
/**
|
||||
* The default maximum value for port ranges used when finding an available
|
||||
* socket port.
|
||||
*/
|
||||
public static final int PORT_RANGE_MAX = 65535;
|
||||
|
||||
private static final Random random = new Random(System.nanoTime());
|
||||
|
||||
private TestSocketUtils() {
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available TCP port randomly selected from the range
|
||||
* [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
|
||||
* @return an available TCP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableTcpPort() {
|
||||
return findAvailableTcpPort(PORT_RANGE_MIN);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available TCP port randomly selected from the range
|
||||
* [{@code minPort}, {@value #PORT_RANGE_MAX}].
|
||||
* @param minPort the minimum port number
|
||||
* @return an available TCP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableTcpPort(int minPort) {
|
||||
return findAvailableTcpPort(minPort, PORT_RANGE_MAX);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available TCP port randomly selected from the range
|
||||
* [{@code minPort}, {@code maxPort}].
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return an available TCP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableTcpPort(int minPort, int maxPort) {
|
||||
return SocketType.TCP.findAvailablePort(minPort, maxPort);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the requested number of available TCP ports, each randomly selected
|
||||
* from the range [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
|
||||
* @param numRequested the number of available ports to find
|
||||
* @return a sorted set of available TCP port numbers
|
||||
* @throws IllegalStateException if the requested number of available ports could not be found
|
||||
*/
|
||||
public static SortedSet<Integer> findAvailableTcpPorts(int numRequested) {
|
||||
return findAvailableTcpPorts(numRequested, PORT_RANGE_MIN, PORT_RANGE_MAX);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the requested number of available TCP ports, each randomly selected
|
||||
* from the range [{@code minPort}, {@code maxPort}].
|
||||
* @param numRequested the number of available ports to find
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return a sorted set of available TCP port numbers
|
||||
* @throws IllegalStateException if the requested number of available ports could not be found
|
||||
*/
|
||||
public static SortedSet<Integer> findAvailableTcpPorts(int numRequested, int minPort, int maxPort) {
|
||||
return SocketType.TCP.findAvailablePorts(numRequested, minPort, maxPort);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available UDP port randomly selected from the range
|
||||
* [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
|
||||
* @return an available UDP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableUdpPort() {
|
||||
return findAvailableUdpPort(PORT_RANGE_MIN);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available UDP port randomly selected from the range
|
||||
* [{@code minPort}, {@value #PORT_RANGE_MAX}].
|
||||
* @param minPort the minimum port number
|
||||
* @return an available UDP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableUdpPort(int minPort) {
|
||||
return findAvailableUdpPort(minPort, PORT_RANGE_MAX);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available UDP port randomly selected from the range
|
||||
* [{@code minPort}, {@code maxPort}].
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return an available UDP port number
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
public static int findAvailableUdpPort(int minPort, int maxPort) {
|
||||
return SocketType.UDP.findAvailablePort(minPort, maxPort);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the requested number of available UDP ports, each randomly selected
|
||||
* from the range [{@value #PORT_RANGE_MIN}, {@value #PORT_RANGE_MAX}].
|
||||
* @param numRequested the number of available ports to find
|
||||
* @return a sorted set of available UDP port numbers
|
||||
* @throws IllegalStateException if the requested number of available ports could not be found
|
||||
*/
|
||||
public static SortedSet<Integer> findAvailableUdpPorts(int numRequested) {
|
||||
return findAvailableUdpPorts(numRequested, PORT_RANGE_MIN, PORT_RANGE_MAX);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the requested number of available UDP ports, each randomly selected
|
||||
* from the range [{@code minPort}, {@code maxPort}].
|
||||
* @param numRequested the number of available ports to find
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return a sorted set of available UDP port numbers
|
||||
* @throws IllegalStateException if the requested number of available ports could not be found
|
||||
*/
|
||||
public static SortedSet<Integer> findAvailableUdpPorts(int numRequested, int minPort, int maxPort) {
|
||||
return SocketType.UDP.findAvailablePorts(numRequested, minPort, maxPort);
|
||||
}
|
||||
|
||||
|
||||
private enum SocketType {
|
||||
|
||||
TCP {
|
||||
@Override
|
||||
protected boolean isPortAvailable(int port) {
|
||||
try {
|
||||
ServerSocket serverSocket = ServerSocketFactory.getDefault().createServerSocket(
|
||||
port, 1, InetAddress.getByName("localhost"));
|
||||
serverSocket.close();
|
||||
return true;
|
||||
}
|
||||
catch (Exception ex) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
UDP {
|
||||
@Override
|
||||
protected boolean isPortAvailable(int port) {
|
||||
try {
|
||||
DatagramSocket socket = new DatagramSocket(port, InetAddress.getByName("localhost"));
|
||||
socket.close();
|
||||
return true;
|
||||
}
|
||||
catch (Exception ex) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Determine if the specified port for this {@code SocketType} is
|
||||
* currently available on {@code localhost}.
|
||||
*/
|
||||
protected abstract boolean isPortAvailable(int port);
|
||||
|
||||
/**
|
||||
* Find a pseudo-random port number within the range
|
||||
* [{@code minPort}, {@code maxPort}].
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return a random port number within the specified range
|
||||
*/
|
||||
private int findRandomPort(int minPort, int maxPort) {
|
||||
int portRange = maxPort - minPort;
|
||||
return minPort + random.nextInt(portRange + 1);
|
||||
}
|
||||
|
||||
/**
|
||||
* Find an available port for this {@code SocketType}, randomly selected
|
||||
* from the range [{@code minPort}, {@code maxPort}].
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return an available port number for this socket type
|
||||
* @throws IllegalStateException if no available port could be found
|
||||
*/
|
||||
int findAvailablePort(int minPort, int maxPort) {
|
||||
Assert.isTrue(minPort > 0, "'minPort' must be greater than 0");
|
||||
Assert.isTrue(maxPort >= minPort, "'maxPort' must be greater than or equal to 'minPort'");
|
||||
Assert.isTrue(maxPort <= PORT_RANGE_MAX, "'maxPort' must be less than or equal to " + PORT_RANGE_MAX);
|
||||
|
||||
int portRange = maxPort - minPort;
|
||||
int candidatePort;
|
||||
int searchCounter = 0;
|
||||
do {
|
||||
if (searchCounter > portRange) {
|
||||
throw new IllegalStateException(String.format(
|
||||
"Could not find an available %s port in the range [%d, %d] after %d attempts",
|
||||
name(), minPort, maxPort, searchCounter));
|
||||
}
|
||||
candidatePort = findRandomPort(minPort, maxPort);
|
||||
searchCounter++;
|
||||
}
|
||||
while (!isPortAvailable(candidatePort));
|
||||
|
||||
return candidatePort;
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the requested number of available ports for this {@code SocketType},
|
||||
* each randomly selected from the range [{@code minPort}, {@code maxPort}].
|
||||
* @param numRequested the number of available ports to find
|
||||
* @param minPort the minimum port number
|
||||
* @param maxPort the maximum port number
|
||||
* @return a sorted set of available port numbers for this socket type
|
||||
* @throws IllegalStateException if the requested number of available ports could not be found
|
||||
*/
|
||||
SortedSet<Integer> findAvailablePorts(int numRequested, int minPort, int maxPort) {
|
||||
Assert.isTrue(minPort > 0, "'minPort' must be greater than 0");
|
||||
Assert.isTrue(maxPort > minPort, "'maxPort' must be greater than 'minPort'");
|
||||
Assert.isTrue(maxPort <= PORT_RANGE_MAX, "'maxPort' must be less than or equal to " + PORT_RANGE_MAX);
|
||||
Assert.isTrue(numRequested > 0, "'numRequested' must be greater than 0");
|
||||
Assert.isTrue((maxPort - minPort) >= numRequested,
|
||||
"'numRequested' must not be greater than 'maxPort' - 'minPort'");
|
||||
|
||||
SortedSet<Integer> availablePorts = new TreeSet<>();
|
||||
int attemptCount = 0;
|
||||
while ((++attemptCount <= numRequested + 100) && availablePorts.size() < numRequested) {
|
||||
availablePorts.add(findAvailablePort(minPort, maxPort));
|
||||
}
|
||||
|
||||
if (availablePorts.size() != numRequested) {
|
||||
throw new IllegalStateException(String.format(
|
||||
"Could not find %d available %s ports in the range [%d, %d]",
|
||||
numRequested, name(), minPort, maxPort));
|
||||
}
|
||||
|
||||
return availablePorts;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
@@ -44,6 +44,7 @@ import org.springframework.context.annotation.Primary;
|
||||
import org.springframework.messaging.Message;
|
||||
import org.springframework.test.annotation.DirtiesContext;
|
||||
import org.springframework.test.context.TestPropertySource;
|
||||
import org.springframework.test.util.TestSocketUtils;
|
||||
|
||||
import static org.assertj.core.api.Assertions.assertThat;
|
||||
import static org.mockserver.matchers.Times.exactly;
|
||||
|
||||
Reference in New Issue
Block a user