org.eclipse.equinox.internal.p2.discovery.compatibility.util

Class TransportUtil

java.lang.Object

org.eclipse.equinox.internal.p2.discovery.compatibility.util.TransportUtil

public class TransportUtil
extends java.lang.Object

A utility for accessing web resources

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	TransportUtil.TextContentProcessor Extend to process character content.

Constructor Summary

Constructors

Constructor and Description
TransportUtil()

Method Summary

Modifier and Type	Method and Description
static int	copyStream(java.io.InputStream in, boolean closeIn, java.io.OutputStream out, boolean closeOut)
static void	downloadResource(java.net.URI location, java.io.File target, IProgressMonitor monitor) Download an HTTP-based resource
static java.lang.String	getFileNameFor(java.lang.String bundleUrl)
static void	readResource(java.net.URI location, TransportUtil.TextContentProcessor processor, IProgressMonitor monitor) Read a web-based resource at the specified location using the given processor.
static boolean	verifyAvailability(java.util.List<? extends java.net.URI> locations, boolean one, IProgressMonitor monitor) Verify availability of resources at the given web locations.

Methods inherited from class java.lang.Object

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

Constructor Detail

TransportUtil

public TransportUtil()

Method Detail

downloadResource

public static void downloadResource(java.net.URI location,
                                    java.io.File target,
                                    IProgressMonitor monitor)
                             throws java.io.IOException,
                                    CoreException

Download an HTTP-based resource

Parameters:

target - the target file to which the content is saved

location - the web location of the content

monitor - the monitor

Throws:

java.io.IOException - if a network or IO problem occurs

CoreException

copyStream

public static int copyStream(java.io.InputStream in,
                             boolean closeIn,
                             java.io.OutputStream out,
                             boolean closeOut)
                      throws java.io.IOException

Throws:

java.io.IOException

readResource

public static void readResource(java.net.URI location,
                                TransportUtil.TextContentProcessor processor,
                                IProgressMonitor monitor)
                         throws java.io.IOException,
                                CoreException

Read a web-based resource at the specified location using the given processor.

Parameters:

location - the web location of the content

processor - the processor that will handle content

monitor - the monitor

Throws:

java.io.IOException - if a network or IO problem occurs

CoreException

verifyAvailability

public static boolean verifyAvailability(java.util.List<? extends java.net.URI> locations,
                                         boolean one,
                                         IProgressMonitor monitor)
                                  throws java.io.IOException,
                                         CoreException

Verify availability of resources at the given web locations. Normally this would be done using an HTTP HEAD.

Parameters:

locations - the locations of the resource to verify

one - indicate if only one of the resources must exist

monitor - the monitor

Returns:

true if the resource exists

Throws:

CoreException

AuthenticationFailedException

java.io.IOException

getFileNameFor

public static java.lang.String getFileNameFor(java.lang.String bundleUrl)