Package org.apache.logging.log4j.core.net

Class UrlConnectionFactory

java.lang.Object

org.apache.logging.log4j.core.net.UrlConnectionFactory

public class UrlConnectionFactory
extends Object

Constructs an HTTPURLConnection. This class should be considered to be internal

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ALLOWED_PROTOCOLS
private static final int	connectTimeoutMillis
private static final String	DEFAULT_ALLOWED_PROTOCOLS	Default list of protocols that are allowed to be used for configuration files and other trusted resources.
private static final int	DEFAULT_TIMEOUT
private static final String	HTTP
private static final String	HTTPS
private static final String	JAR
private static final String	JSON
private static final String	NO_PROTOCOLS
private static final String	PROPERTIES
private static final int	readTimeoutMillis
private static final String	TEXT
private static final String	XML

Constructor Summary

Constructors

Constructor	Description
UrlConnectionFactory()

Method Summary

Modifier and Type	Method	Description
static URLConnection	createConnection(URL url)
static <T extends URLConnection> T	createConnection(URL url, long lastModifiedMillis, SslConfiguration sslConfiguration, AuthorizationProvider authorizationProvider)
private static boolean	isJson(String type)
private static boolean	isProperties(String type)
private static boolean	isXml(String type)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_TIMEOUT

private static final int DEFAULT_TIMEOUT

See Also:

• Constant Field Values

connectTimeoutMillis

private static final int connectTimeoutMillis

See Also:

• Constant Field Values

readTimeoutMillis

private static final int readTimeoutMillis

See Also:

• Constant Field Values

JSON

private static final String JSON

See Also:

• Constant Field Values

XML

private static final String XML

See Also:

• Constant Field Values

PROPERTIES

private static final String PROPERTIES

See Also:

• Constant Field Values

TEXT

private static final String TEXT

See Also:

• Constant Field Values

HTTP

private static final String HTTP

See Also:

• Constant Field Values

HTTPS

private static final String HTTPS

See Also:

• Constant Field Values

JAR

private static final String JAR

See Also:

• Constant Field Values

DEFAULT_ALLOWED_PROTOCOLS

private static final String DEFAULT_ALLOWED_PROTOCOLS

Default list of protocols that are allowed to be used for configuration files and other trusted resources.

By default, we trust the following protocols:

file

Local files

https

Resources retrieved through TLS to guarantee their integrity

jar

Resources retrieved from JAR files

resource

Resources embedded in a GraalVM native image

NO_PROTOCOLS

private static final String NO_PROTOCOLS

See Also:

• Constant Field Values

ALLOWED_PROTOCOLS

public static final String ALLOWED_PROTOCOLS

See Also:

• Constant Field Values

Constructor Details

UrlConnectionFactory

public UrlConnectionFactory()

Method Details

createConnection

public static <T extends URLConnection> T createConnection(URL url,
 long lastModifiedMillis,
 SslConfiguration sslConfiguration,
 AuthorizationProvider authorizationProvider)
                                                    throws IOException

Throws:

IOException

createConnection

public static URLConnection createConnection(URL url)
                                      throws IOException

Throws:

IOException

isXml

private static boolean isXml(String type)

isJson

private static boolean isJson(String type)

isProperties

private static boolean isProperties(String type)