Package org.jenkinsci.test.acceptance.utils

Class IOUtil

java.lang.Object

org.jenkinsci.test.acceptance.utils.IOUtil

public class IOUtil
extends Object

Constructor Summary

Constructors

Constructor	Description
IOUtil()

Method Summary

Modifier and Type	Method	Description
static File	firstExisting(boolean directory, String... candidatePaths)	Get First existing file or directory.
static boolean	isTcpPortFree(int port)
static String	multiline(String... lines)
static HttpURLConnection	openConnection(URL url)	Open URL connection with sanity timeout.
static int	randomTcpPort()	Gives random available TCP port.
static int	randomTcpPort(int from, int to)	Gives random available TCP port in the given range.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IOUtil

public IOUtil()

Method Detail

firstExisting

@NonNull
public static File firstExisting(boolean directory,
                                 String... candidatePaths)
                          throws IOException

Get First existing file or directory.

Parameters:

directory - true if looking for file.

Returns:

File representing the file or directory.

Throws:

IOException - If nothing found.

openConnection

public static HttpURLConnection openConnection(@NonNull
                                               URL url)
                                        throws IOException

Open URL connection with sanity timeout.

Throws:

IOException

multiline

public static String multiline(String... lines)

randomTcpPort

public static int randomTcpPort(int from,
                                int to)

Gives random available TCP port in the given range.

Parameters:

from - if <=0 then default value 49152 is used

to - if <=0 then default value 65535 is used

randomTcpPort

public static int randomTcpPort()

Gives random available TCP port.

isTcpPortFree

public static boolean isTcpPortFree(int port)