Package io.joshworks.snappy.loader.jar

Class Handler

java.lang.Object

java.net.URLStreamHandler

io.joshworks.snappy.loader.jar.Handler

public class Handler
extends java.net.URLStreamHandler

URLStreamHandler for Spring Boot loader JarFiles.

Author:

Phillip Webb

See Also:

JarFile.registerUrlProtocolHandler()

Constructor Summary

Constructors

Constructor	Description
Handler()
Handler(JarFile jarFile)

Method Summary

Modifier and Type	Method	Description
JarFile	getRootJarFileFromUrl(java.net.URL url)
protected java.net.URLConnection	openConnection(java.net.URL url)
static void	setUseFastConnectionExceptions(boolean useFastConnectionExceptions)	Set if a generic static exception can be thrown when a URL cannot be connected.

Methods inherited from class java.lang.Object

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

Methods inherited from class java.net.URLStreamHandler

equals, getDefaultPort, getHostAddress, hashCode, hostsEqual, openConnection, parseURL, sameFile, setURL, setURL, toExternalForm

Constructor Detail

Handler

public Handler()

Handler

public Handler(JarFile jarFile)

Method Detail

setUseFastConnectionExceptions

public static void setUseFastConnectionExceptions(boolean useFastConnectionExceptions)

Set if a generic static exception can be thrown when a URL cannot be connected. This optimization is used during class loading to save creating lots of exceptions which are then swallowed.

Parameters:

useFastConnectionExceptions - if fast connection exceptions can be used.

openConnection

protected java.net.URLConnection openConnection(java.net.URL url)
                                         throws java.io.IOException

Specified by:

openConnection in class java.net.URLStreamHandler

Throws:

java.io.IOException

getRootJarFileFromUrl

public JarFile getRootJarFileFromUrl(java.net.URL url)
                              throws java.io.IOException

Throws:

java.io.IOException