public static synchronized int getNextAvailablePort()

in src/main/java/org/apache/sling/maven/kickstart/run/PortHelper.java [33:48]

• 15 lines of code
• 3 McCabe index (conditional complexity)

    public static synchronized int getNextAvailablePort()
            throws MojoExecutionException {
        int unusedPort = 0;
        do {
            try {
                final ServerSocket socket = new ServerSocket( 0 );
                unusedPort = socket.getLocalPort();
                socket.close();
            } catch ( final IOException e ) {
                throw new MojoExecutionException( "Error getting an available port from system", e );
            }
        } while ( USED_PORTS.contains(unusedPort));
        USED_PORTS.add(unusedPort);

        return unusedPort;
    }