diff options
Diffstat (limited to 'gnu/xml/pipeline/TeeConsumer.java')
| -rw-r--r-- | gnu/xml/pipeline/TeeConsumer.java | 310 |
1 files changed, 155 insertions, 155 deletions
diff --git a/gnu/xml/pipeline/TeeConsumer.java b/gnu/xml/pipeline/TeeConsumer.java index 8186de4df..3ac860575 100644 --- a/gnu/xml/pipeline/TeeConsumer.java +++ b/gnu/xml/pipeline/TeeConsumer.java @@ -1,4 +1,4 @@ -/* TeeConsumer.java -- +/* TeeConsumer.java -- Copyright (C) 1999,2000,2001 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -68,16 +68,16 @@ import org.xml.sax.ext.LexicalHandler; * @author David Brownell */ final public class TeeConsumer - implements EventConsumer, - ContentHandler, DTDHandler, - LexicalHandler,DeclHandler + implements EventConsumer, + ContentHandler, DTDHandler, + LexicalHandler,DeclHandler { - private EventConsumer first, rest; + private EventConsumer first, rest; // cached to minimize time overhead - private ContentHandler docFirst, docRest; - private DeclHandler declFirst, declRest; - private LexicalHandler lexFirst, lexRest; + private ContentHandler docFirst, docRest; + private DeclHandler declFirst, declRest; + private LexicalHandler lexFirst, lexRest; /** @@ -91,39 +91,39 @@ final public class TeeConsumer */ public TeeConsumer (EventConsumer car, EventConsumer cdr) { - if (car == null || cdr == null) - throw new NullPointerException (); - first = car; - rest = cdr; - - // - // Cache the handlers. - // - docFirst = first.getContentHandler (); - docRest = rest.getContentHandler (); - // DTD handler isn't cached (rarely needed) - - try { - declFirst = null; - declFirst = (DeclHandler) first.getProperty ( - EventFilter.DECL_HANDLER); - } catch (SAXException e) {} - try { - declRest = null; - declRest = (DeclHandler) rest.getProperty ( - EventFilter.DECL_HANDLER); - } catch (SAXException e) {} - - try { - lexFirst = null; - lexFirst = (LexicalHandler) first.getProperty ( - EventFilter.LEXICAL_HANDLER); - } catch (SAXException e) {} - try { - lexRest = null; - lexRest = (LexicalHandler) rest.getProperty ( - EventFilter.LEXICAL_HANDLER); - } catch (SAXException e) {} + if (car == null || cdr == null) + throw new NullPointerException (); + first = car; + rest = cdr; + + // + // Cache the handlers. + // + docFirst = first.getContentHandler (); + docRest = rest.getContentHandler (); + // DTD handler isn't cached (rarely needed) + + try { + declFirst = null; + declFirst = (DeclHandler) first.getProperty ( + EventFilter.DECL_HANDLER); + } catch (SAXException e) {} + try { + declRest = null; + declRest = (DeclHandler) rest.getProperty ( + EventFilter.DECL_HANDLER); + } catch (SAXException e) {} + + try { + lexFirst = null; + lexFirst = (LexicalHandler) first.getProperty ( + EventFilter.LEXICAL_HANDLER); + } catch (SAXException e) {} + try { + lexRest = null; + lexRest = (LexicalHandler) rest.getProperty ( + EventFilter.LEXICAL_HANDLER); + } catch (SAXException e) {} } /* FIXME @@ -132,78 +132,78 @@ final public class TeeConsumer * two-consumer constructor for this class. * * @param first Description of the first pipeline to get events, - * which will be passed to {@link PipelineFactory#createPipeline} + * which will be passed to {@link PipelineFactory#createPipeline} * @param rest The second pipeline to get the events * / - // constructor used by PipelineFactory + // constructor used by PipelineFactory public TeeConsumer (String first, EventConsumer rest) throws IOException { - this (PipelineFactory.createPipeline (first), rest); + this (PipelineFactory.createPipeline (first), rest); } */ /** Returns the first pipeline to get event calls. */ public EventConsumer getFirst () - { return first; } + { return first; } /** Returns the second pipeline to get event calls. */ public EventConsumer getRest () - { return rest; } + { return rest; } /** Returns the content handler being used. */ final public ContentHandler getContentHandler () { - if (docRest == null) - return docFirst; - if (docFirst == null) - return docRest; - return this; + if (docRest == null) + return docFirst; + if (docFirst == null) + return docRest; + return this; } /** Returns the dtd handler being used. */ final public DTDHandler getDTDHandler () { - // not cached (hardly used) - if (rest.getDTDHandler () == null) - return first.getDTDHandler (); - if (first.getDTDHandler () == null) - return rest.getDTDHandler (); - return this; + // not cached (hardly used) + if (rest.getDTDHandler () == null) + return first.getDTDHandler (); + if (first.getDTDHandler () == null) + return rest.getDTDHandler (); + return this; } /** Returns the declaration or lexical handler being used. */ final public Object getProperty (String id) throws SAXNotRecognizedException { - // - // in degenerate cases, we have no work to do. - // - Object firstProp = null, restProp = null; - - try { firstProp = first.getProperty (id); } - catch (SAXNotRecognizedException e) { /* ignore */ } - try { restProp = rest.getProperty (id); } - catch (SAXNotRecognizedException e) { /* ignore */ } - - if (restProp == null) - return firstProp; - if (firstProp == null) - return restProp; - - // - // we've got work to do; handle two builtin cases. - // - if (EventFilter.DECL_HANDLER.equals (id)) - return this; - if (EventFilter.LEXICAL_HANDLER.equals (id)) - return this; - - // - // non-degenerate, handled by both consumers, but we don't know - // how to handle this. - // - throw new SAXNotRecognizedException ("can't tee: " + id); + // + // in degenerate cases, we have no work to do. + // + Object firstProp = null, restProp = null; + + try { firstProp = first.getProperty (id); } + catch (SAXNotRecognizedException e) { /* ignore */ } + try { restProp = rest.getProperty (id); } + catch (SAXNotRecognizedException e) { /* ignore */ } + + if (restProp == null) + return firstProp; + if (firstProp == null) + return restProp; + + // + // we've got work to do; handle two builtin cases. + // + if (EventFilter.DECL_HANDLER.equals (id)) + return this; + if (EventFilter.LEXICAL_HANDLER.equals (id)) + return this; + + // + // non-degenerate, handled by both consumers, but we don't know + // how to handle this. + // + throw new SAXNotRecognizedException ("can't tee: " + id); } /** @@ -212,8 +212,8 @@ final public class TeeConsumer */ public void setErrorHandler (ErrorHandler handler) { - first.setErrorHandler (handler); - rest.setErrorHandler (handler); + first.setErrorHandler (handler); + rest.setErrorHandler (handler); } @@ -222,83 +222,83 @@ final public class TeeConsumer // public void setDocumentLocator (Locator locator) { - // this call is not made by all parsers - docFirst.setDocumentLocator (locator); - docRest.setDocumentLocator (locator); + // this call is not made by all parsers + docFirst.setDocumentLocator (locator); + docRest.setDocumentLocator (locator); } public void startDocument () throws SAXException { - docFirst.startDocument (); - docRest.startDocument (); + docFirst.startDocument (); + docRest.startDocument (); } public void endDocument () throws SAXException { - try { - docFirst.endDocument (); - } finally { - docRest.endDocument (); - } + try { + docFirst.endDocument (); + } finally { + docRest.endDocument (); + } } public void startPrefixMapping (String prefix, String uri) throws SAXException { - docFirst.startPrefixMapping (prefix, uri); - docRest.startPrefixMapping (prefix, uri); + docFirst.startPrefixMapping (prefix, uri); + docRest.startPrefixMapping (prefix, uri); } public void endPrefixMapping (String prefix) throws SAXException { - docFirst.endPrefixMapping (prefix); - docRest.endPrefixMapping (prefix); + docFirst.endPrefixMapping (prefix); + docRest.endPrefixMapping (prefix); } public void skippedEntity (String name) throws SAXException { - docFirst.skippedEntity (name); - docRest.skippedEntity (name); + docFirst.skippedEntity (name); + docRest.skippedEntity (name); } public void startElement (String uri, String localName, - String qName, Attributes atts) + String qName, Attributes atts) throws SAXException { - docFirst.startElement (uri, localName, qName, atts); - docRest.startElement (uri, localName, qName, atts); + docFirst.startElement (uri, localName, qName, atts); + docRest.startElement (uri, localName, qName, atts); } public void endElement (String uri, String localName, String qName) throws SAXException { - docFirst.endElement (uri, localName, qName); - docRest.endElement (uri, localName, qName); + docFirst.endElement (uri, localName, qName); + docRest.endElement (uri, localName, qName); } public void processingInstruction (String target, String data) throws SAXException { - docFirst.processingInstruction (target, data); - docRest.processingInstruction (target, data); + docFirst.processingInstruction (target, data); + docRest.processingInstruction (target, data); } public void characters (char ch [], int start, int length) throws SAXException { - docFirst.characters (ch, start, length); - docRest.characters (ch, start, length); + docFirst.characters (ch, start, length); + docRest.characters (ch, start, length); } public void ignorableWhitespace (char ch [], int start, int length) throws SAXException { - docFirst.ignorableWhitespace (ch, start, length); - docRest.ignorableWhitespace (ch, start, length); + docFirst.ignorableWhitespace (ch, start, length); + docRest.ignorableWhitespace (ch, start, length); } @@ -308,23 +308,23 @@ final public class TeeConsumer public void notationDecl (String name, String publicId, String systemId) throws SAXException { - DTDHandler l1 = first.getDTDHandler (); - DTDHandler l2 = rest.getDTDHandler (); + DTDHandler l1 = first.getDTDHandler (); + DTDHandler l2 = rest.getDTDHandler (); - l1.notationDecl (name, publicId, systemId); - l2.notationDecl (name, publicId, systemId); + l1.notationDecl (name, publicId, systemId); + l2.notationDecl (name, publicId, systemId); } public void unparsedEntityDecl (String name, - String publicId, String systemId, - String notationName + String publicId, String systemId, + String notationName ) throws SAXException { - DTDHandler l1 = first.getDTDHandler (); - DTDHandler l2 = rest.getDTDHandler (); + DTDHandler l1 = first.getDTDHandler (); + DTDHandler l2 = rest.getDTDHandler (); - l1.unparsedEntityDecl (name, publicId, systemId, notationName); - l2.unparsedEntityDecl (name, publicId, systemId, notationName); + l1.unparsedEntityDecl (name, publicId, systemId, notationName); + l2.unparsedEntityDecl (name, publicId, systemId, notationName); } @@ -332,34 +332,34 @@ final public class TeeConsumer // DeclHandler // public void attributeDecl (String eName, String aName, - String type, - String mode, String value) + String type, + String mode, String value) throws SAXException { - declFirst.attributeDecl (eName, aName, type, mode, value); - declRest.attributeDecl (eName, aName, type, mode, value); + declFirst.attributeDecl (eName, aName, type, mode, value); + declRest.attributeDecl (eName, aName, type, mode, value); } public void elementDecl (String name, String model) throws SAXException { - declFirst.elementDecl (name, model); - declRest.elementDecl (name, model); + declFirst.elementDecl (name, model); + declRest.elementDecl (name, model); } public void externalEntityDecl (String name, - String publicId, String systemId) + String publicId, String systemId) throws SAXException { - declFirst.externalEntityDecl (name, publicId, systemId); - declRest.externalEntityDecl (name, publicId, systemId); + declFirst.externalEntityDecl (name, publicId, systemId); + declRest.externalEntityDecl (name, publicId, systemId); } public void internalEntityDecl (String name, String value) throws SAXException { - declFirst.internalEntityDecl (name, value); - declRest.internalEntityDecl (name, value); + declFirst.internalEntityDecl (name, value); + declRest.internalEntityDecl (name, value); } @@ -369,49 +369,49 @@ final public class TeeConsumer public void comment (char ch [], int start, int length) throws SAXException { - lexFirst.comment (ch, start, length); - lexRest.comment (ch, start, length); + lexFirst.comment (ch, start, length); + lexRest.comment (ch, start, length); } - + public void startCDATA () throws SAXException { - lexFirst.startCDATA (); - lexRest.startCDATA (); + lexFirst.startCDATA (); + lexRest.startCDATA (); } - + public void endCDATA () throws SAXException { - lexFirst.endCDATA (); - lexRest.endCDATA (); + lexFirst.endCDATA (); + lexRest.endCDATA (); } - + public void startEntity (String name) throws SAXException { - lexFirst.startEntity (name); - lexRest.startEntity (name); + lexFirst.startEntity (name); + lexRest.startEntity (name); } - + public void endEntity (String name) throws SAXException { - lexFirst.endEntity (name); - lexRest.endEntity (name); + lexFirst.endEntity (name); + lexRest.endEntity (name); } - + public void startDTD (String name, String publicId, String systemId) throws SAXException { - lexFirst.startDTD (name, publicId, systemId); - lexRest.startDTD (name, publicId, systemId); + lexFirst.startDTD (name, publicId, systemId); + lexRest.startDTD (name, publicId, systemId); } - + public void endDTD () throws SAXException { - lexFirst.endDTD (); - lexRest.endDTD (); + lexFirst.endDTD (); + lexRest.endDTD (); } } |