de.chandre.admintool.core.thymeleaf

Class OrderedClassLoaderResourceResolver

java.lang.Object

de.chandre.admintool.core.thymeleaf.OrderedClassLoaderResourceResolver

All Implemented Interfaces:

org.thymeleaf.resourceresolver.IResourceResolver

public class OrderedClassLoaderResourceResolver
extends Object
implements org.thymeleaf.resourceresolver.IResourceResolver

Custom URL resource resolver used by template resolver using a comparator optionally

Since:

1.0.1

Author:

Andre

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Constructor Summary

Constructors

Constructor and Description
OrderedClassLoaderResourceResolver() no special comparator (TreeSet is used) and found template urls are getting cached
OrderedClassLoaderResourceResolver(Comparator<String> templateUrlComparator) custom comparator and found template urls are getting cached
OrderedClassLoaderResourceResolver(Comparator<String> templateUrlComparator, boolean enableCaching) custom comparator and cached control of found template urls could be determined deactivating the cache has a minimal performance impact (in range of milliseconds), but of course it depends on how often a template was overwritten and how the comparator works.

Method Summary

Modifier and Type	Method and Description
void	clearCache() clears the cache of found template urls
String	getName()
protected InputStream	getResourceAsStream(String paramString) loads the input stream of an url
InputStream	getResourceAsStream(org.thymeleaf.TemplateProcessingParameters templateProcessingParameters, String resourceName)

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

OrderedClassLoaderResourceResolver

public OrderedClassLoaderResourceResolver()

no special comparator (TreeSet is used) and found template urls are getting cached

OrderedClassLoaderResourceResolver

public OrderedClassLoaderResourceResolver(Comparator<String> templateUrlComparator)

custom comparator and found template urls are getting cached

Parameters:

templateUrlComparator -

OrderedClassLoaderResourceResolver

public OrderedClassLoaderResourceResolver(Comparator<String> templateUrlComparator,
                                          boolean enableCaching)

custom comparator and cached control of found template urls could be determined
deactivating the cache has a minimal performance impact (in range of milliseconds), but of course it depends on how often a template was overwritten and how the comparator works.
if using the TemplateUrlComparator there are expensive regular expressions inside, so caching could be helpful

Parameters:

templateUrlComparator - custom comparator

enableCaching - enable/disable caching of found templates

Since:

1.0.4

Method Detail

getName

public String getName()

Specified by:

getName in interface org.thymeleaf.resourceresolver.IResourceResolver

clearCache

public void clearCache()

clears the cache of found template urls

Since:

1.0.4

getResourceAsStream

public InputStream getResourceAsStream(org.thymeleaf.TemplateProcessingParameters templateProcessingParameters,
                                       String resourceName)

Specified by:

getResourceAsStream in interface org.thymeleaf.resourceresolver.IResourceResolver

getResourceAsStream

protected InputStream getResourceAsStream(String paramString)
                                   throws MalformedURLException

loads the input stream of an url

Parameters:

paramString -

Returns:

Throws:

MalformedURLException