public void parseContents()

in src/org/apache/xalan/xsltc/compiler/XslAttribute.java [80:176]
70 lines of code
30 McCabe index (conditional complexity)

    public void parseContents(Parser parser) {
	boolean generated = false;
	final SymbolTable stable = parser.getSymbolTable();

	String name = getAttribute("name");
	String namespace = getAttribute("namespace");
	QName qname = parser.getQName(name, false);
	final String prefix = qname.getPrefix();

        if (((prefix != null) && (prefix.equals(XMLNS_PREFIX)))||(name.equals(XMLNS_PREFIX))) {
	    reportError(this, parser, ErrorMsg.ILLEGAL_ATTR_NAME_ERR, name);
	    return;
	}
  
        _isLiteral = Util.isLiteral(name);
        if (_isLiteral) {
            if (!XML11Char.isXML11ValidQName(name)) {
                reportError(this, parser, ErrorMsg.ILLEGAL_ATTR_NAME_ERR, name);
                return;
            }
        }

	// Ignore attribute if preceeded by some other type of element
	final SyntaxTreeNode parent = getParent();
	final Vector siblings = parent.getContents();
	for (int i = 0; i < parent.elementCount(); i++) {
	    SyntaxTreeNode item = (SyntaxTreeNode)siblings.elementAt(i);
	    if (item == this) break;

	    // These three objects result in one or more attribute output
	    if (item instanceof XslAttribute) continue;
	    if (item instanceof UseAttributeSets) continue;
	    if (item instanceof LiteralAttribute) continue;
	    if (item instanceof Text) continue;

	    // These objects _can_ result in one or more attribute
	    // The output handler will generate an error if not (at runtime)
	    if (item instanceof If) continue;
	    if (item instanceof Choose) continue;
 	    if (item instanceof CopyOf) continue;
 	    if (item instanceof VariableBase) continue;

	    // Report warning but do not ignore attribute
	    reportWarning(this, parser, ErrorMsg.STRAY_ATTRIBUTE_ERR, name);
	}

	// Get namespace from namespace attribute?
	if (namespace != null && namespace != Constants.EMPTYSTRING) {
	    _prefix = lookupPrefix(namespace);
	    _namespace = new AttributeValueTemplate(namespace, parser, this);
	}
	// Get namespace from prefix in name attribute?
	else if (prefix != null && prefix != Constants.EMPTYSTRING) {
	    _prefix = prefix;
	    namespace = lookupNamespace(prefix);
	    if (namespace != null) {
		_namespace = new AttributeValueTemplate(namespace, parser, this);
	    }
	}
	
	// Common handling for namespaces:
	if (_namespace != null) {
	    // Generate prefix if we have none
	    if (_prefix == null || _prefix == Constants.EMPTYSTRING) {
		if (prefix != null) {
		    _prefix = prefix;
		}
		else {
		    _prefix = stable.generateNamespacePrefix();
		    generated = true;
		}
	    }
	    else if (prefix != null && !prefix.equals(_prefix)) {
		_prefix = prefix;
	    }

	    name = _prefix + ":" + qname.getLocalPart();

	    /*
	     * TODO: The namespace URI must be passed to the parent 
	     * element but we don't yet know what the actual URI is 
	     * (as we only know it as an attribute value template). 
	     */
	    if ((parent instanceof LiteralElement) && (!generated)) {
		((LiteralElement)parent).registerNamespace(_prefix,
							   namespace,
							   stable, false);
	    }
	}

	if (parent instanceof LiteralElement) {
	    ((LiteralElement)parent).addAttribute(this);
	}

	_name = AttributeValue.create(this, name, parser);
	parseChildren(parser);
    }