Class ProjectHelper2.RootHandler

  • All Implemented Interfaces:
    org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler
    Enclosing class:
    ProjectHelper2

    public static class ProjectHelper2.RootHandler
    extends org.xml.sax.helpers.DefaultHandler
    Handler for ant processing. Uses a stack of AntHandlers to implement each element (the original parser used a recursive behavior, with the implicit execution stack)
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void characters​(char[] buf, int start, int count)
      Handle text within an element, calls currentHandler.characters.
      void endElement​(java.lang.String uri, java.lang.String name, java.lang.String qName)
      Handles the end of an element.
      void endPrefixMapping​(java.lang.String prefix)
      End a namespace prefix to uri mapping
      ProjectHelper2.AntHandler getCurrentAntHandler()
      Returns the current ant handler object.
      org.xml.sax.InputSource resolveEntity​(java.lang.String publicId, java.lang.String systemId)
      Resolves file: URIs relative to the build file.
      void setDocumentLocator​(org.xml.sax.Locator locator)
      Sets the locator in the project helper for future reference.
      void startElement​(java.lang.String uri, java.lang.String tag, java.lang.String qname, org.xml.sax.Attributes attrs)
      Handles the start of a project element.
      void startPrefixMapping​(java.lang.String prefix, java.lang.String uri)
      Start a namespace prefix to uri mapping
      • Methods inherited from class org.xml.sax.helpers.DefaultHandler

        endDocument, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, skippedEntity, startDocument, unparsedEntityDecl, warning
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • RootHandler

        public RootHandler​(AntXMLContext context,
                           ProjectHelper2.AntHandler rootHandler)
        Creates a new RootHandler instance.
        Parameters:
        context - The context for the handler.
        rootHandler - The handler for the root element.
    • Method Detail

      • getCurrentAntHandler

        public ProjectHelper2.AntHandler getCurrentAntHandler()
        Returns the current ant handler object.
        Returns:
        the current ant handler.
      • resolveEntity

        public org.xml.sax.InputSource resolveEntity​(java.lang.String publicId,
                                                     java.lang.String systemId)
        Resolves file: URIs relative to the build file.
        Specified by:
        resolveEntity in interface org.xml.sax.EntityResolver
        Overrides:
        resolveEntity in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        publicId - The public identifier, or null if none is available. Ignored in this implementation.
        systemId - The system identifier provided in the XML document. Will not be null.
        Returns:
        an inputsource for this identifier
      • startElement

        public void startElement​(java.lang.String uri,
                                 java.lang.String tag,
                                 java.lang.String qname,
                                 org.xml.sax.Attributes attrs)
                          throws org.xml.sax.SAXParseException
        Handles the start of a project element. A project handler is created and initialised with the element name and attributes.
        Specified by:
        startElement in interface org.xml.sax.ContentHandler
        Overrides:
        startElement in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        uri - The namespace uri for this element.
        tag - The name of the element being started. Will not be null.
        qname - The qualified name for this element.
        attrs - Attributes of the element being started. Will not be null.
        Throws:
        org.xml.sax.SAXParseException - if the tag given is not "project"
      • setDocumentLocator

        public void setDocumentLocator​(org.xml.sax.Locator locator)
        Sets the locator in the project helper for future reference.
        Specified by:
        setDocumentLocator in interface org.xml.sax.ContentHandler
        Overrides:
        setDocumentLocator in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        locator - The locator used by the parser. Will not be null.
      • endElement

        public void endElement​(java.lang.String uri,
                               java.lang.String name,
                               java.lang.String qName)
                        throws org.xml.sax.SAXException
        Handles the end of an element. Any required clean-up is performed by the onEndElement() method and then the original handler is restored to the parser.
        Specified by:
        endElement in interface org.xml.sax.ContentHandler
        Overrides:
        endElement in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        uri - The namespace URI for this element.
        name - The name of the element which is ending. Will not be null.
        qName - The qualified name for this element.
        Throws:
        org.xml.sax.SAXException - in case of error (not thrown in this implementation)
      • characters

        public void characters​(char[] buf,
                               int start,
                               int count)
                        throws org.xml.sax.SAXParseException
        Handle text within an element, calls currentHandler.characters.
        Specified by:
        characters in interface org.xml.sax.ContentHandler
        Overrides:
        characters in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        buf - A character array of the test.
        start - The start offset in the array.
        count - The number of characters to read.
        Throws:
        org.xml.sax.SAXParseException - if an error occurs
      • startPrefixMapping

        public void startPrefixMapping​(java.lang.String prefix,
                                       java.lang.String uri)
        Start a namespace prefix to uri mapping
        Specified by:
        startPrefixMapping in interface org.xml.sax.ContentHandler
        Overrides:
        startPrefixMapping in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        prefix - the namespace prefix
        uri - the namespace uri
      • endPrefixMapping

        public void endPrefixMapping​(java.lang.String prefix)
        End a namespace prefix to uri mapping
        Specified by:
        endPrefixMapping in interface org.xml.sax.ContentHandler
        Overrides:
        endPrefixMapping in class org.xml.sax.helpers.DefaultHandler
        Parameters:
        prefix - the prefix that is not mapped anymore