Package com.predic8.membrane.core.resolver

Class RuleResolver

java.lang.Object

com.predic8.membrane.core.resolver.RuleResolver

All Implemented Interfaces:

Resolver, SchemaResolver

public class RuleResolver
extends Object
implements SchemaResolver

Constructor Summary

Constructors

Constructor	Description
RuleResolver(Router router)

Method Summary

Modifier and Type	Method	Description
List<String>	getChildren(String url)	Returns the list of child resources of the resource identified by the URL.
List<String>	getSchemas()
long	getTimestamp(String url)	Returns the modification date of the resource.
void	observeChange(String url, ExceptionThrowingConsumer<InputStream> consumer)	Calls the consumer when the InputStream for the requested URL changes.
InputStream	resolve(String url)	Returns the InputStream for the requested URL.
URL	toUrl(AbstractServiceProxy.Target t)
URL	toUrl(String scheme, String host, int port)

Methods inherited from class java.lang.Object

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

Constructor Details

RuleResolver

public RuleResolver(Router router)

Method Details

resolve

public InputStream resolve(String url)
                    throws ResourceRetrievalException

Description copied from interface: Resolver

Returns the InputStream for the requested URL.

Specified by:

resolve in interface Resolver

Throws:

ResourceRetrievalException - if the resource identified by the URL does not exist.

toUrl

public URL toUrl(String scheme,
 String host,
 int port)

toUrl

public URL toUrl(AbstractServiceProxy.Target t)

observeChange

public void observeChange(String url,
 ExceptionThrowingConsumer<InputStream> consumer)
                   throws ResourceRetrievalException

Description copied from interface: Resolver

Calls the consumer when the InputStream for the requested URL changes.

Specified by:

observeChange in interface Resolver

Throws:

ResourceRetrievalException - if the resource identified by the URL does not exist.

getChildren

public List<String> getChildren(String url)
                         throws FileNotFoundException

Description copied from interface: Resolver

Returns the list of child resources of the resource identified by the URL.

For example, a list of filenames in the directory identified by the URL.

Specified by:

getChildren in interface Resolver

Returns:

null if the resolver does not support this functionality.

Throws:

FileNotFoundException - if the resource identified by the URL does not exist.

getTimestamp

public long getTimestamp(String url)
                  throws FileNotFoundException

Description copied from interface: Resolver

Returns the modification date of the resource.

Specified by:

getTimestamp in interface Resolver

Returns:

0 if the resolver does not support this functionality.

Throws:

FileNotFoundException - if the resource identified by the URL does not exist.

getSchemas

public List<String> getSchemas()

Specified by:

getSchemas in interface SchemaResolver

Returns:

The list of schemas this resolver can handle ('http', 'https'). If the list contains null, this resolver will be used as the default resolver by its ResolverMap.