Class ContextConfig

  • All Implemented Interfaces:
    LifecycleListener

    public class ContextConfig
    extends Object
    implements LifecycleListener
    Startup event listener for a Context that configures the properties of that Context, and the associated defined servlets.
    Author:
    Craig R. McClanahan
    • Field Detail

      • sm

        protected static final StringManager sm
        The string resources for this package.
      • DUMMY_LOGIN_CONFIG

        protected static final LoginConfig DUMMY_LOGIN_CONFIG
      • authenticators

        protected static final Properties authenticators
        The set of Authenticators that we know how to configure. The key is the name of the implemented authentication method, and the value is the fully qualified Java class name of the corresponding Valve.
      • deploymentCount

        protected static long deploymentCount
        Deployment count.
      • hostWebXmlCache

        protected static final Map<Host,​org.apache.catalina.startup.ContextConfig.DefaultWebXmlCacheEntry> hostWebXmlCache
        Cache of default web.xml fragments per Host
      • customAuthenticators

        protected Map<String,​Authenticator> customAuthenticators
        Custom mappings of login methods to authenticators
      • context

        protected volatile Context context
        The Context we are associated with.
      • defaultWebXml

        protected String defaultWebXml
        The default web application's deployment descriptor location.
      • ok

        protected boolean ok
        Track any fatal errors during startup configuration processing.
      • originalDocBase

        protected String originalDocBase
        Original docBase.
      • handlesTypesAnnotations

        protected boolean handlesTypesAnnotations
        Flag that indicates if at least one HandlesTypes entry is present that represents an annotation.
      • handlesTypesNonAnnotations

        protected boolean handlesTypesNonAnnotations
        Flag that indicates if at least one HandlesTypes entry is present that represents a non-annotation.
    • Constructor Detail

      • ContextConfig

        public ContextConfig()
    • Method Detail

      • getDefaultWebXml

        public String getDefaultWebXml()
        Obtain the location of the default deployment descriptor.
        Returns:
        The path to the default web.xml. If not absolute, it is relative to CATALINA_BASE.
      • setDefaultWebXml

        public void setDefaultWebXml​(String path)
        Set the location of the default deployment descriptor.
        Parameters:
        path - The path to the default web.xml. If not absolute, it is relative to CATALINA_BASE.
      • setCustomAuthenticators

        public void setCustomAuthenticators​(Map<String,​Authenticator> customAuthenticators)
        Sets custom mappings of login methods to authenticators.
        Parameters:
        customAuthenticators - Custom mappings of login methods to authenticators
      • lifecycleEvent

        public void lifecycleEvent​(LifecycleEvent event)
        Process events for an associated Context.
        Specified by:
        lifecycleEvent in interface LifecycleListener
        Parameters:
        event - The lifecycle event that has occurred
      • applicationAnnotationsConfig

        protected void applicationAnnotationsConfig()
        Process the application classes annotations, if it exists.
      • authenticatorConfig

        protected void authenticatorConfig()
        Set up an Authenticator automatically if required, and one has not already been configured.
      • createContextDigester

        protected Digester createContextDigester()
        Create (if necessary) and return a Digester configured to process the context configuration descriptor for an application.
        Returns:
        the digester for context.xml files
      • contextConfig

        protected void contextConfig​(Digester digester)
        Process the default configuration file, if it exists.
        Parameters:
        digester - The digester that will be used for XML parsing
      • processContextConfig

        protected void processContextConfig​(Digester digester,
                                            URL contextXml)
        Process a context.xml.
        Parameters:
        digester - The digester that will be used for XML parsing
        contextXml - The URL to the context.xml configuration
      • fixDocBase

        protected void fixDocBase()
                           throws IOException
        Adjust docBase.
        Throws:
        IOException - cannot access the context base path
      • antiLocking

        protected void antiLocking()
      • init

        protected void init()
        Process a "init" event for this Context.
      • beforeStart

        protected void beforeStart()
        Process a "before start" event for this Context.
      • configureStart

        protected void configureStart()
        Process a "contextConfig" event for this Context.
      • configureStop

        protected void configureStop()
        Process a "stop" event for this Context.
      • destroy

        protected void destroy()
        Process a "destroy" event for this Context.
      • validateSecurityRoles

        protected void validateSecurityRoles()
        Validate the usage of security role names in the web application deployment descriptor. If any problems are found, issue warning messages (for backwards compatibility) and add the missing roles. (To make these problems fatal instead, simply set the ok instance variable to false as well).
      • getHostConfigBase

        protected File getHostConfigBase()
      • webConfig

        protected void webConfig()
        Scan the web.xml files that apply to the web application and merge them using the rules defined in the spec. For the global web.xml files, where there is duplicate configuration, the most specific level wins. ie an application's web.xml takes precedence over the host level or global web.xml file.
      • processClasses

        protected void processClasses​(WebXml webXml,
                                      Set<WebXml> orderedFragments)
      • createWebXml

        protected WebXml createWebXml()
      • processServletContainerInitializers

        protected void processServletContainerInitializers()
        Scan JARs for ServletContainerInitializer implementations.
      • processResourceJARs

        protected void processResourceJARs​(Set<WebXml> fragments)
        Scan JARs that contain web-fragment.xml files that will be used to configure this application to see if they also contain static resources. If static resources are found, add them to the context. Resources are added in web-fragment.xml priority order.
        Parameters:
        fragments - The set of fragments that will be scanned for static resources
      • getGlobalWebXmlSource

        protected InputSource getGlobalWebXmlSource()
        Identify the default web.xml to be used and obtain an input source for it.
        Returns:
        an input source to the default web.xml
      • getHostWebXmlSource

        protected InputSource getHostWebXmlSource()
        Identify the host web.xml to be used and obtain an input source for it.
        Returns:
        an input source to the default per host web.xml
      • getContextWebXmlSource

        protected InputSource getContextWebXmlSource()
        Identify the application web.xml to be used and obtain an input source for it.
        Returns:
        an input source to the context web.xml
      • getWebXmlSource

        protected InputSource getWebXmlSource​(String filename,
                                              String path)
        Utility method to create an input source from the specified XML file.
        Parameters:
        filename - Name of the file (possibly with one or more leading path segments) to read
        path - Location that filename is relative to
        Returns:
        the input source
      • processJarsForWebFragments

        protected Map<String,​WebXml> processJarsForWebFragments​(WebXml application,
                                                                      WebXmlParser webXmlParser)
        Scan /WEB-INF/lib for JARs and for each one found add it and any /META-INF/web-fragment.xml to the resulting Map. web-fragment.xml files will be parsed before being added to the map. Every JAR will be added and null will be used if no web-fragment.xml was found. Any JARs known not contain fragments will be skipped.
        Parameters:
        application - The main web.xml metadata
        webXmlParser - The parser to use to process the web.xml file
        Returns:
        A map of JAR name to processed web fragment (if any)
      • processAnnotations

        protected void processAnnotations​(Set<WebXml> fragments,
                                          boolean handlesTypesOnly,
                                          Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
      • processAnnotationsWebResource

        protected void processAnnotationsWebResource​(WebResource webResource,
                                                     WebXml fragment,
                                                     boolean handlesTypesOnly,
                                                     Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
      • processAnnotationsUrl

        protected void processAnnotationsUrl​(URL url,
                                             WebXml fragment,
                                             boolean handlesTypesOnly,
                                             Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
      • processAnnotationsJar

        protected void processAnnotationsJar​(URL url,
                                             WebXml fragment,
                                             boolean handlesTypesOnly,
                                             Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
      • processAnnotationsFile

        protected void processAnnotationsFile​(File file,
                                              WebXml fragment,
                                              boolean handlesTypesOnly,
                                              Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
      • processClass

        protected void processClass​(WebXml fragment,
                                    JavaClass clazz)
      • checkHandlesTypes

        protected void checkHandlesTypes​(JavaClass javaClass,
                                         Map<String,​org.apache.catalina.startup.ContextConfig.JavaClassCacheEntry> javaClassCache)
        For classes packaged with the web application, the class and each super class needs to be checked for a match with HandlesTypes or for an annotation that matches HandlesTypes.
        Parameters:
        javaClass - the class to check
        javaClassCache - a class cache
      • processAnnotationWebServlet

        protected void processAnnotationWebServlet​(String className,
                                                   AnnotationEntry ae,
                                                   WebXml fragment)
      • processAnnotationWebFilter

        protected void processAnnotationWebFilter​(String className,
                                                  AnnotationEntry ae,
                                                  WebXml fragment)
        process filter annotation and merge with existing one! FIXME: refactoring method too long and has redundant subroutines with processAnnotationWebServlet!
        Parameters:
        className - The filter class name
        ae - The filter annotation
        fragment - The corresponding fragment
      • processAnnotationsStringArray

        protected String[] processAnnotationsStringArray​(ElementValue ev)