org.milyn.delivery.SmooksContentHandler java code examples

Common ways to obtain SmooksContentHandler

private void myMethod () {
 SmooksContentHandler s =ExecutionContext executionContext;SmooksContentHandler.getHandler(executionContext)
ExecutionContext executionContext;(SmooksContentHandler) executionContext.getAttribute(DefaultHandler2.class)
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}

public SmooksContentHandler(ExecutionContext executionContext, SmooksContentHandler parentContentHandler) {
  this.executionContext = executionContext;
  this.parentContentHandler = parentContentHandler;
  attachHandler();
  if(parentContentHandler != null) {
    parentContentHandler.nestedContentHandler = this;
  }
}

@Override
public final void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  getNamespaceDeclarationStack().pushNamespaces(qName, uri, attributes);
  startEvent.set(uri, localName, qName, attributes);
  lastEvent = startEvent;
  depth++;
  startElement(startEvent);
  if(nestedContentHandler != null) {
    // Replay the start element event from the parent handler onto the nested handler...
    replay(nestedContentHandler);
  }
}

public void startDocument() throws SAXException {
  super.startDocument();
  if(ownerDocument == null) {
    // Parsing a new ownerDocument from scratch - create the DOM Document
    // instance and set it as the startNode.
    ownerDocument = documentBuilder.newDocument();
    // Initialise the stack with the Document node.
    nodeStack.push(ownerDocument);
  }
}

@Override
public final void endElement(String uri, String localName, String qName) throws SAXException {
  try {
    endEvent.set(uri, localName, qName);
    lastEvent = endEvent;
    endElement(endEvent);
    depth--;
  } finally {
    if(!endReplayed && depth == 0 && parentContentHandler != null) {
      endReplayed = true;
      // Replay the last sax event from this handler onto the parent handler ...
      replay(parentContentHandler);
      // Reinstate the parent handler on the XMLReader so all events are
      // forwarded to it again ...
      XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
      xmlReader.setContentHandler(parentContentHandler);
      // Remove the nested handler (this handler) form the parent handler...
      parentContentHandler.resetNestedContentHandler();
    }
  }
  getNamespaceDeclarationStack().popNamespaces();
}

public static void addDynamicVisitor(SAXVisitor visitor, ExecutionContext executionContext) {
  SmooksContentHandler contentHandler = SmooksContentHandler.getHandler(executionContext);
  SmooksContentHandler nestedContentHandler = contentHandler.getNestedContentHandler();
  if(nestedContentHandler == null) {
    DynamicSAXElementVisitorList list = getList(executionContext);
    if(visitor instanceof SAXVisitBefore) {
      list.visitBefores.add((SAXVisitBefore) visitor);
    }
    if(visitor instanceof SAXVisitChildren) {
      list.childVisitors.add((SAXVisitChildren) visitor);
    }
    if(visitor instanceof SAXVisitAfter) {
      list.visitAfters.add((SAXVisitAfter) visitor);
    }
  } else {
    addDynamicVisitor(visitor, nestedContentHandler.getExecutionContext());
  }
}

public void visitBefore(SAXElement element, ExecutionContext executionContext) throws SmooksException, IOException {
  Smooks smooks = getSmooksInstance();
  ExecutionContext nestedExecutionContext = smooks.createExecutionContext();
  // In case there's an attached event listener...
  nestedExecutionContext.setEventListener(executionContext.getEventListener());
  // Copy over the XMLReader stack...
  AbstractParser.setReaders(AbstractParser.getReaders(executionContext), nestedExecutionContext);
  // Attach the NamespaceDeclarationStack to the nested execution context...
  NamespaceDeclarationStack nsStack = NamespaceMappings.getNamespaceDeclarationStack(executionContext);
  NamespaceMappings.setNamespaceDeclarationStack(nsStack, nestedExecutionContext);
  SmooksContentHandler parentContentHandler = SmooksContentHandler.getHandler(executionContext);
  if(parentContentHandler.getNestedContentHandler() != null) {
    throw new SmooksException("Illegal use of more than one nested content handler fired on the same element.");
  }
  SmooksContentHandler nestedContentHandler = new SAXHandler(nestedExecutionContext, element.getWriter(this), parentContentHandler);
  DynamicSAXElementVisitorList.propogateDynamicVisitors(executionContext, nestedExecutionContext);
  // Attach the XMLReader instance to the nested ExecutionContext and then swap the content handler on
  // the XMLReader to be the nested handler created here.  All events wll be forwarded to the ..
  XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
  AbstractParser.attachXMLReader(xmlReader, nestedExecutionContext);
  xmlReader.setContentHandler(nestedContentHandler);
  executionContext.setAttribute(NestedExecutionVisitor.class, nestedExecutionContext);
  // Note we do not execute the Smooks filterSource methods for a nested instance... we just install
  // the content handler and redirect the reader events to it...
}

public void replayStartElement() {
  // Replay the last sax event from the parent handler on this sax handler...
  parentContentHandler.replay(this);
}

@Override
public final void endElement(String uri, String localName, String qName) throws SAXException {
  try {
    endEvent.set(uri, localName, qName);
    lastEvent = endEvent;
    endElement(endEvent);
    depth--;
  } finally {
    if(!endReplayed && depth == 0 && parentContentHandler != null) {
      endReplayed = true;
      // Replay the last sax event from this handler onto the parent handler ...
      replay(parentContentHandler);
      // Reinstate the parent handler on the XMLReader so all events are
      // forwarded to it again ...
      XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
      xmlReader.setContentHandler(parentContentHandler);
      // Remove the nested handler (this handler) form the parent handler...
      parentContentHandler.resetNestedContentHandler();
    }
  }
  getNamespaceDeclarationStack().popNamespaces();
}

public static void addDynamicVisitor(SAXVisitor visitor, ExecutionContext executionContext) {
  SmooksContentHandler contentHandler = SmooksContentHandler.getHandler(executionContext);
  SmooksContentHandler nestedContentHandler = contentHandler.getNestedContentHandler();
  if(nestedContentHandler == null) {
    DynamicSAXElementVisitorList list = getList(executionContext);
    if(visitor instanceof SAXVisitBefore) {
      list.visitBefores.add((SAXVisitBefore) visitor);
    }
    if(visitor instanceof SAXVisitChildren) {
      list.childVisitors.add((SAXVisitChildren) visitor);
    }
    if(visitor instanceof SAXVisitAfter) {
      list.visitAfters.add((SAXVisitAfter) visitor);
    }
  } else {
    addDynamicVisitor(visitor, nestedContentHandler.getExecutionContext());
  }
}

public void visitBefore(SAXElement element, ExecutionContext executionContext) throws SmooksException, IOException {
  Smooks smooks = getSmooksInstance();
  ExecutionContext nestedExecutionContext = smooks.createExecutionContext();
  // In case there's an attached event listener...
  nestedExecutionContext.setEventListener(executionContext.getEventListener());
  // Copy over the XMLReader stack...
  AbstractParser.setReaders(AbstractParser.getReaders(executionContext), nestedExecutionContext);
  // Attach the NamespaceDeclarationStack to the nested execution context...
  NamespaceDeclarationStack nsStack = NamespaceMappings.getNamespaceDeclarationStack(executionContext);
  NamespaceMappings.setNamespaceDeclarationStack(nsStack, nestedExecutionContext);
  SmooksContentHandler parentContentHandler = SmooksContentHandler.getHandler(executionContext);
  if(parentContentHandler.getNestedContentHandler() != null) {
    throw new SmooksException("Illegal use of more than one nested content handler fired on the same element.");
  }
  SmooksContentHandler nestedContentHandler = new SAXHandler(nestedExecutionContext, element.getWriter(this), parentContentHandler);
  DynamicSAXElementVisitorList.propogateDynamicVisitors(executionContext, nestedExecutionContext);
  // Attach the XMLReader instance to the nested ExecutionContext and then swap the content handler on
  // the XMLReader to be the nested handler created here.  All events wll be forwarded to the ..
  XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
  AbstractParser.attachXMLReader(xmlReader, nestedExecutionContext);
  xmlReader.setContentHandler(nestedContentHandler);
  executionContext.setAttribute(NestedExecutionVisitor.class, nestedExecutionContext);
  // Note we do not execute the Smooks filterSource methods for a nested instance... we just install
  // the content handler and redirect the reader events to it...
}

public void replayStartElement() {
  // Replay the last sax event from the parent handler on this sax handler...
  parentContentHandler.replay(this);
}

@Override
public final void endElement(String uri, String localName, String qName) throws SAXException {
  try {
    endEvent.set(uri, localName, qName);
    lastEvent = endEvent;
    endElement(endEvent);
    depth--;
  } finally {
    if(!endReplayed && depth == 0 && parentContentHandler != null) {
      endReplayed = true;
      // Replay the last sax event from this handler onto the parent handler ...
      replay(parentContentHandler);
      // Reinstate the parent handler on the XMLReader so all events are
      // forwarded to it again ...
      XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
      xmlReader.setContentHandler(parentContentHandler);
      // Remove the nested handler (this handler) form the parent handler...
      parentContentHandler.resetNestedContentHandler();
    }
  }
  getNamespaceDeclarationStack().popNamespaces();
}

@Override
public final void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  getNamespaceDeclarationStack().pushNamespaces(qName, uri, attributes);
  startEvent.set(uri, localName, qName, attributes);
  lastEvent = startEvent;
  depth++;
  startElement(startEvent);
  if(nestedContentHandler != null) {
    // Replay the start element event from the parent handler onto the nested handler...
    replay(nestedContentHandler);
  }
}

public static void addDynamicVisitor(SAXVisitor visitor, ExecutionContext executionContext) {
  SmooksContentHandler contentHandler = SmooksContentHandler.getHandler(executionContext);
  SmooksContentHandler nestedContentHandler = contentHandler.getNestedContentHandler();
  if(nestedContentHandler == null) {
    DynamicSAXElementVisitorList list = getList(executionContext);
    if(visitor instanceof SAXVisitBefore) {
      list.visitBefores.add((SAXVisitBefore) visitor);
    }
    if(visitor instanceof SAXVisitChildren) {
      list.childVisitors.add((SAXVisitChildren) visitor);
    }
    if(visitor instanceof SAXVisitAfter) {
      list.visitAfters.add((SAXVisitAfter) visitor);
    }
  } else {
    addDynamicVisitor(visitor, nestedContentHandler.getExecutionContext());
  }
}

public void visitBefore(SAXElement element, ExecutionContext executionContext) throws SmooksException, IOException {
  Smooks smooks = getSmooksInstance();
  ExecutionContext nestedExecutionContext = smooks.createExecutionContext();
  // In case there's an attached event listener...
  nestedExecutionContext.setEventListener(executionContext.getEventListener());
  // Copy over the XMLReader stack...
  AbstractParser.setReaders(AbstractParser.getReaders(executionContext), nestedExecutionContext);
  // Attach the NamespaceDeclarationStack to the nested execution context...
  NamespaceDeclarationStack nsStack = NamespaceMappings.getNamespaceDeclarationStack(executionContext);
  NamespaceMappings.setNamespaceDeclarationStack(nsStack, nestedExecutionContext);
  SmooksContentHandler parentContentHandler = SmooksContentHandler.getHandler(executionContext);
  if(parentContentHandler.getNestedContentHandler() != null) {
    throw new SmooksException("Illegal use of more than one nested content handler fired on the same element.");
  }
  SmooksContentHandler nestedContentHandler = new SAXHandler(nestedExecutionContext, element.getWriter(this), parentContentHandler);
  DynamicSAXElementVisitorList.propogateDynamicVisitors(executionContext, nestedExecutionContext);
  // Attach the XMLReader instance to the nested ExecutionContext and then swap the content handler on
  // the XMLReader to be the nested handler created here.  All events wll be forwarded to the ..
  XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
  AbstractParser.attachXMLReader(xmlReader, nestedExecutionContext);
  xmlReader.setContentHandler(nestedContentHandler);
  executionContext.setAttribute(NestedExecutionVisitor.class, nestedExecutionContext);
  // Note we do not execute the Smooks filterSource methods for a nested instance... we just install
  // the content handler and redirect the reader events to it...
}

public SmooksContentHandler(ExecutionContext executionContext, SmooksContentHandler parentContentHandler) {
  this.executionContext = executionContext;
  this.parentContentHandler = parentContentHandler;
  attachHandler();
  if(parentContentHandler != null) {
    parentContentHandler.nestedContentHandler = this;
  }
}

public void replayStartElement() {
  // Replay the last sax event from the parent handler on this sax handler...
  parentContentHandler.replay(this);
}

public void startDocument() throws SAXException {
  super.startDocument();
  if(ownerDocument == null) {
    // Parsing a new ownerDocument from scratch - create the DOM Document
    // instance and set it as the startNode.
    ownerDocument = documentBuilder.newDocument();
    // Initialise the stack with the Document node.
    nodeStack.push(ownerDocument);
  }
}

@Override
public final void endElement(String uri, String localName, String qName) throws SAXException {
  try {
    endEvent.set(uri, localName, qName);
    lastEvent = endEvent;
    endElement(endEvent);
    depth--;
  } finally {
    if(!endReplayed && depth == 0 && parentContentHandler != null) {
      endReplayed = true;
      // Replay the last sax event from this handler onto the parent handler ...
      replay(parentContentHandler);
      // Reinstate the parent handler on the XMLReader so all events are
      // forwarded to it again ...
      XMLReader xmlReader = AbstractParser.getXMLReader(executionContext);
      xmlReader.setContentHandler(parentContentHandler);
      // Remove the nested handler (this handler) form the parent handler...
      parentContentHandler.resetNestedContentHandler();
    }
  }
  getNamespaceDeclarationStack().popNamespaces();
}

@Override
public final void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  getNamespaceDeclarationStack().pushNamespaces(qName, uri, attributes);
  startEvent.set(uri, localName, qName, attributes);
  lastEvent = startEvent;
  depth++;
  startElement(startEvent);
  if(nestedContentHandler != null) {
    // Replay the start element event from the parent handler onto the nested handler...
    replay(nestedContentHandler);
  }
}

Javadoc

Abstract SAX Content Handler.

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SmooksContentHandler
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