public void characters()

in xmlschema-walker/src/main/java/org/apache/ws/commons/schema/docpath/XmlSchemaPathFinder.java [761:823]
37 lines of code
17 McCabe index (conditional complexity)

    public void characters(char[] ch, int start, int length) throws SAXException {

        /*
         * If the most recent path node is an element with simple content,
         * confirm these characters match the data type expected. If we are not
         * expecting an element with simple content, and the characters don't
         * represent all whitespace, throw an exception.
         */

        try {
            if (currentPath.getStateMachineNode().getNodeType().equals(XmlSchemaStateMachineNode.Type.ANY)
                && (anyStack != null) && !anyStack.isEmpty()) {
                /*
                 * If this represents a wildcard element, we don't care - we
                 * won't be processing the content.
                 */
                return;
            }

            final XmlSchemaStateMachineNode state = getStateMachineOfOwningElement();

            final XmlSchemaElement element = state.getElement();
            final XmlSchemaTypeInfo elemTypeInfo = state.getElementType();

            final String text = new String(ch, start, length).trim();

            final boolean elemExpectsContent = ((elemTypeInfo != null) && (!elemTypeInfo.getType()
                .equals(XmlSchemaTypeInfo.Type.COMPLEX) || elemTypeInfo.isMixed()));

            if (!elemExpectsContent && (text.length() == 0)) {
                // Nothing to see here.
                return;

            } else if (!elemExpectsContent && (text.length() > 0)) {
                throw new IllegalStateException("Element " + state.getElement().getQName()
                                                + " has no content, but we received \"" + text + "\" for it.");

            } else if (elemExpectsContent && (text.length() == 0) && !state.getElement().isNillable()
                       && !elemTypeInfo.isMixed() && (element.getDefaultValue() == null)
                       && (element.getFixedValue() == null)) {
                throw new IllegalStateException("Received empty text for element "
                                                + state.getElement().getQName()
                                                + " when content was expected.");
            }

            XmlSchemaElementValidator.validateContent(state, text, nsContext);

            currentPath.getDocumentNode().setReceivedContent(true);

            final XmlSchemaPathNode<U, V> contentPath = pathMgr
                .addParentSiblingOrContentNodeToPath(currentPath, XmlSchemaPathNode.Direction.CONTENT);

            currentPath.setNextNode(-1, contentPath);
            currentPath = contentPath;

            traversedElements
                .add(new TraversedElement(element.getQName(), TraversedElement.Traversal.CONTENT));

        } catch (Exception e) {
            throw new RuntimeException("Error occurred while processing characters; traversed path was "
                                       + getElementsTraversedAsString(), e);
        }
    }