Package org.eclipse.jetty.annotations

Class AnnotationConfiguration

java.lang.Object

org.eclipse.jetty.webapp.AbstractConfiguration

org.eclipse.jetty.annotations.AnnotationConfiguration

All Implemented Interfaces:

Configuration

public class AnnotationConfiguration
extends AbstractConfiguration

Configuration for Annotations

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	AnnotationConfiguration.ClassInheritanceMap
class	AnnotationConfiguration.ParserTask	ParserTask Task to executing scanning of a resource for annotations.
class	AnnotationConfiguration.ServletContainerInitializerComparator	ServletContainerInitializerComparator Comparator impl that orders a set of ServletContainerInitializers according to the list of classnames (optionally containing a "*" wildcard character) established in a ServletContainerInitializerOrdering.
class	AnnotationConfiguration.ServletContainerInitializerOrdering	ServletContainerInitializerOrdering A list of classnames of ServletContainerInitializers in the order in which they are to be called back.
class	AnnotationConfiguration.TimeStatistic	TimeStatistic Simple class to capture elapsed time of an operation.

Nested classes/interfaces inherited from interface org.eclipse.jetty.webapp.Configuration

Configuration.ClassList

Field Summary

Fields

Modifier and Type	Field	Description
protected ClassInheritanceHandler	_classInheritanceHandler
protected java.util.List<ContainerInitializerAnnotationHandler>	_containerInitializerAnnotationHandlers
protected CounterStatistic	_containerPathStats
protected java.util.List<AbstractDiscoverableAnnotationHandler>	_discoverableAnnotationHandlers
protected java.util.ServiceLoader<javax.servlet.ServletContainerInitializer>	_loadedInitializers
protected java.util.List<AnnotationConfiguration.ParserTask>	_parserTasks
protected java.util.regex.Pattern	_sciExcludePattern
protected CounterStatistic	_webInfClassesStats
protected CounterStatistic	_webInfLibStats
static java.lang.String	CLASS_INHERITANCE_MAP
static java.lang.String	CONTAINER_INITIALIZER_STARTER
static java.lang.String	CONTAINER_INITIALIZERS
static int	DEFAULT_MAX_SCAN_WAIT
static boolean	DEFAULT_MULTI_THREADED
static java.lang.String	MAX_SCAN_WAIT
static java.lang.String	MULTI_THREADED
static java.lang.String	SERVLET_CONTAINER_INITIALIZER_EXCLUSION_PATTERN
static java.lang.String	SERVLET_CONTAINER_INITIALIZER_ORDER

Fields inherited from interface org.eclipse.jetty.webapp.Configuration

ATTR

Constructor Summary

Constructors

Constructor	Description
AnnotationConfiguration()

Method Summary

Modifier and Type	Method	Description
void	addDiscoverableAnnotationHandler(AbstractDiscoverableAnnotationHandler handler)
void	cloneConfigure(WebAppContext template, WebAppContext context)
void	configure(WebAppContext context)
protected AnnotationParser	createAnnotationParser(int javaPlatform)
void	createServletContainerInitializerAnnotationHandlers(WebAppContext context, java.util.List<javax.servlet.ServletContainerInitializer> scis)
void	deconfigure(WebAppContext context)
FragmentDescriptor	getFragmentFromJar(Resource jar, java.util.List<FragmentDescriptor> frags)	Get the web-fragment.xml from a jar
AnnotationConfiguration.ServletContainerInitializerOrdering	getInitializerOrdering(WebAppContext context)	Jetty-specific extension that allows an ordering to be applied across ALL ServletContainerInitializers.
Resource	getJarFor(javax.servlet.ServletContainerInitializer service)
protected int	getMaxScanWait(WebAppContext context)	Work out how long we should wait for the async scanning to occur.
java.util.List<javax.servlet.ServletContainerInitializer>	getNonExcludedInitializers(WebAppContext context)	Get SCIs that are not excluded from consideration
boolean	isFromContainerClassPath(WebAppContext context, javax.servlet.ServletContainerInitializer sci)	Test if the ServletContainerInitializer is from the container classpath
boolean	isFromExcludedJar(WebAppContext context, javax.servlet.ServletContainerInitializer sci, Resource sciResource)	Check to see if the ServletContainerIntializer loaded via the ServiceLoader came from a jar that is excluded by the fragment ordering.
boolean	isMetaDataComplete(WebDescriptor d)
protected boolean	isUseMultiThreading(WebAppContext context)	Check if we should use multiple threads to scan for annotations or not
boolean	matchesExclusionPattern(javax.servlet.ServletContainerInitializer sci)	Test if the ServletContainerIntializer is excluded by the o.e.j.containerInitializerExclusionPattern
void	parseContainerPath(WebAppContext context, AnnotationParser parser)	Scan jars on container path.
void	parseWebInfClasses(WebAppContext context, AnnotationParser parser)	Scan classes in WEB-INF/classes
void	parseWebInfLib(WebAppContext context, AnnotationParser parser)	Scan jars in WEB-INF/lib
void	postConfigure(WebAppContext context)
void	preConfigure(WebAppContext context)
protected void	scanForAnnotations(WebAppContext context)	Perform scanning of classes for annotations

Methods inherited from class org.eclipse.jetty.webapp.AbstractConfiguration

destroy

Methods inherited from class java.lang.Object

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

Field Detail

SERVLET_CONTAINER_INITIALIZER_EXCLUSION_PATTERN

public static final java.lang.String SERVLET_CONTAINER_INITIALIZER_EXCLUSION_PATTERN

See Also:

Constant Field Values

SERVLET_CONTAINER_INITIALIZER_ORDER

public static final java.lang.String SERVLET_CONTAINER_INITIALIZER_ORDER

See Also:

Constant Field Values

CLASS_INHERITANCE_MAP

public static final java.lang.String CLASS_INHERITANCE_MAP

See Also:

Constant Field Values

CONTAINER_INITIALIZERS

public static final java.lang.String CONTAINER_INITIALIZERS

See Also:

Constant Field Values

CONTAINER_INITIALIZER_STARTER

public static final java.lang.String CONTAINER_INITIALIZER_STARTER

See Also:

Constant Field Values

MULTI_THREADED

public static final java.lang.String MULTI_THREADED

See Also:

Constant Field Values

MAX_SCAN_WAIT

public static final java.lang.String MAX_SCAN_WAIT

See Also:

Constant Field Values

DEFAULT_MAX_SCAN_WAIT

public static final int DEFAULT_MAX_SCAN_WAIT

See Also:

Constant Field Values

DEFAULT_MULTI_THREADED

public static final boolean DEFAULT_MULTI_THREADED

See Also:

Constant Field Values

_discoverableAnnotationHandlers

protected java.util.List<AbstractDiscoverableAnnotationHandler> _discoverableAnnotationHandlers

_classInheritanceHandler

protected ClassInheritanceHandler _classInheritanceHandler

_containerInitializerAnnotationHandlers

protected java.util.List<ContainerInitializerAnnotationHandler> _containerInitializerAnnotationHandlers

_parserTasks

protected java.util.List<AnnotationConfiguration.ParserTask> _parserTasks

_containerPathStats

protected CounterStatistic _containerPathStats

_webInfLibStats

protected CounterStatistic _webInfLibStats

_webInfClassesStats

protected CounterStatistic _webInfClassesStats

_sciExcludePattern

protected java.util.regex.Pattern _sciExcludePattern

_loadedInitializers

protected java.util.ServiceLoader<javax.servlet.ServletContainerInitializer> _loadedInitializers

Constructor Detail

AnnotationConfiguration

public AnnotationConfiguration()

Method Detail

preConfigure

public void preConfigure(WebAppContext context)
                  throws java.lang.Exception

Specified by:

preConfigure in interface Configuration

Overrides:

preConfigure in class AbstractConfiguration

Throws:

java.lang.Exception

addDiscoverableAnnotationHandler

public void addDiscoverableAnnotationHandler(AbstractDiscoverableAnnotationHandler handler)

deconfigure

public void deconfigure(WebAppContext context)
                 throws java.lang.Exception

Specified by:

deconfigure in interface Configuration

Overrides:

deconfigure in class AbstractConfiguration

Throws:

java.lang.Exception

configure

public void configure(WebAppContext context)
               throws java.lang.Exception

Specified by:

configure in interface Configuration

Overrides:

configure in class AbstractConfiguration

Throws:

java.lang.Exception

See Also:

AbstractConfiguration.configure(org.eclipse.jetty.webapp.WebAppContext)

postConfigure

public void postConfigure(WebAppContext context)
                   throws java.lang.Exception

Specified by:

postConfigure in interface Configuration

Overrides:

postConfigure in class AbstractConfiguration

Throws:

java.lang.Exception

See Also:

AbstractConfiguration.postConfigure(org.eclipse.jetty.webapp.WebAppContext)

scanForAnnotations

protected void scanForAnnotations(WebAppContext context)
                           throws java.lang.Exception

Perform scanning of classes for annotations

Parameters:

context - the context for the scan

Throws:

java.lang.Exception - if unable to scan

createAnnotationParser

protected AnnotationParser createAnnotationParser(int javaPlatform)

Parameters:

javaPlatform - The java platform to scan for.

Returns:

a new AnnotationParser. This method can be overridden to use a different implementation of the AnnotationParser. Note that this is considered internal API.

isUseMultiThreading

protected boolean isUseMultiThreading(WebAppContext context)

Check if we should use multiple threads to scan for annotations or not

Parameters:

context - the context of the multi threaded setting

Returns:

true if multi threading is enabled on the context, server, or via a System property.

See Also:

MULTI_THREADED

getMaxScanWait

protected int getMaxScanWait(WebAppContext context)

Work out how long we should wait for the async scanning to occur.

Parameters:

context - the context of the max scan wait setting

Returns:

the max scan wait setting on the context, or server, or via a System property.

See Also:

MAX_SCAN_WAIT

cloneConfigure

public void cloneConfigure(WebAppContext template,
                           WebAppContext context)
                    throws java.lang.Exception

Specified by:

cloneConfigure in interface Configuration

Overrides:

cloneConfigure in class AbstractConfiguration

Throws:

java.lang.Exception

See Also:

AbstractConfiguration.cloneConfigure(org.eclipse.jetty.webapp.WebAppContext, org.eclipse.jetty.webapp.WebAppContext)

createServletContainerInitializerAnnotationHandlers

public void createServletContainerInitializerAnnotationHandlers(WebAppContext context,
                                                                java.util.List<javax.servlet.ServletContainerInitializer> scis)
                                                         throws java.lang.Exception

Throws:

java.lang.Exception

getJarFor

public Resource getJarFor(javax.servlet.ServletContainerInitializer service)
                   throws java.net.MalformedURLException,
                          java.io.IOException

Throws:

java.net.MalformedURLException

java.io.IOException

isFromExcludedJar

public boolean isFromExcludedJar(WebAppContext context,
                                 javax.servlet.ServletContainerInitializer sci,
                                 Resource sciResource)
                          throws java.lang.Exception

Check to see if the ServletContainerIntializer loaded via the ServiceLoader came from a jar that is excluded by the fragment ordering. See ServletSpec 3.0 p.85.

Parameters:

context - the context for the jars

sci - the servlet container initializer

sciResource - the resource for the servlet container initializer

Returns:

true if excluded

Throws:

java.lang.Exception - if unable to determine exclusion

matchesExclusionPattern

public boolean matchesExclusionPattern(javax.servlet.ServletContainerInitializer sci)

Test if the ServletContainerIntializer is excluded by the o.e.j.containerInitializerExclusionPattern

Parameters:

sci - the ServletContainerIntializer

Returns:

true if the ServletContainerIntializer is excluded

isFromContainerClassPath

public boolean isFromContainerClassPath(WebAppContext context,
                                        javax.servlet.ServletContainerInitializer sci)

Test if the ServletContainerInitializer is from the container classpath

Parameters:

context - the context for the webapp classpath

sci - the ServletContainerIntializer

Returns:

true if ServletContainerIntializer is from container classpath

getNonExcludedInitializers

public java.util.List<javax.servlet.ServletContainerInitializer> getNonExcludedInitializers(WebAppContext context)
                                                                                     throws java.lang.Exception

Get SCIs that are not excluded from consideration

Parameters:

context - the web app context

Returns:

the list of non-excluded servlet container initializers

Throws:

java.lang.Exception - if unable to get list

getInitializerOrdering

public AnnotationConfiguration.ServletContainerInitializerOrdering getInitializerOrdering(WebAppContext context)

Jetty-specific extension that allows an ordering to be applied across ALL ServletContainerInitializers.

Parameters:

context - the context for the initializer ordering configuration

Returns:

the ordering of the ServletContainerIntializer's

parseContainerPath

public void parseContainerPath(WebAppContext context,
                               AnnotationParser parser)
                        throws java.lang.Exception

Scan jars on container path.

Parameters:

context - the context for the scan

parser - the parser to scan with

Throws:

java.lang.Exception - if unable to scan

parseWebInfLib

public void parseWebInfLib(WebAppContext context,
                           AnnotationParser parser)
                    throws java.lang.Exception

Scan jars in WEB-INF/lib

Parameters:

context - the context for the scan

parser - the annotation parser to use

Throws:

java.lang.Exception - if unable to scan and/or parse

parseWebInfClasses

public void parseWebInfClasses(WebAppContext context,
                               AnnotationParser parser)
                        throws java.lang.Exception

Scan classes in WEB-INF/classes

Parameters:

context - the context for the scan

parser - the annotation parser to use

Throws:

java.lang.Exception - if unable to scan and/or parse

getFragmentFromJar

public FragmentDescriptor getFragmentFromJar(Resource jar,
                                             java.util.List<FragmentDescriptor> frags)
                                      throws java.lang.Exception

Get the web-fragment.xml from a jar

Parameters:

jar - the jar to look in for a fragment

frags - the fragments previously found

Returns:

true if the fragment if found, or null of not found

Throws:

java.lang.Exception - if unable to determine the the fragment contains

isMetaDataComplete

public boolean isMetaDataComplete(WebDescriptor d)