コード例 #1
0
  /**
   * Serialize a CAS to a file in XCAS format
   *
   * @param aCas CAS to serialize
   * @param name output file
   * @throws IOException if an I/O failure occurs
   * @throws SAXException if an error occurs generating the XML text
   */
  private void writeXCas(CAS aCas, File name) throws IOException, SAXException {
    FileOutputStream out = null;

    try {
      out = new FileOutputStream(name);
      XCASSerializer ser = new XCASSerializer(aCas.getTypeSystem());
      XMLSerializer xmlSer = new XMLSerializer(out, true);
      ser.serialize(aCas, xmlSer.getContentHandler());
    } finally {
      if (out != null) {
        out.close();
      }
    }
  }
コード例 #2
0
  /**
   * Serialize a CAS to a file in XMI format
   *
   * @param aCas CAS to serialize
   * @param name output file
   * @throws SAXException -
   * @throws Exception -
   * @throws ResourceProcessException -
   */
  private void writeXmi(CAS aCas, File name, String modelFileName)
      throws IOException, SAXException {
    FileOutputStream out = null;

    try {
      // write XMI
      out = new FileOutputStream(name);
      XmiCasSerializer ser = new XmiCasSerializer(aCas.getTypeSystem());
      XMLSerializer xmlSer = new XMLSerializer(out, false);
      ser.serialize(aCas, xmlSer.getContentHandler());
    } finally {
      if (out != null) {
        out.close();
      }
    }
  }
コード例 #3
0
  /** Copied and modified from {@link org.apache.uima.util.CasToInlineXml} */
  private static String toXML(CAS cas, AnnotationsToElements converter) throws SAXException {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    XMLSerializer sax2xml = new XMLSerializer(byteArrayOutputStream, false);

    // get document text
    String docText = cas.getDocumentText();
    char[] docCharArray = docText.toCharArray();

    // get iterator over annotations sorted by increasing start position and
    // decreasing end position
    FSIterator<AnnotationFS> iterator = cas.getAnnotationIndex().iterator();

    // This is basically a recursive algorithm that has had the recursion
    // removed through the use of an explicit Stack. We iterate over the
    // annotations, and if an annotation contains other annotations, we
    // push the parent annotation on the stack, process the children, and
    // then come back to the parent later.
    List<AnnotationFS> stack = new ArrayList<AnnotationFS>();
    int pos = 0;

    ContentHandler handler = sax2xml.getContentHandler();
    handler.startDocument();
    // write the start tag
    converter.startRootElement(handler);
    // now use null is a placeholder for this artificial Document annotation
    AnnotationFS curAnnot = null;

    while (iterator.isValid()) {
      AnnotationFS nextAnnot = iterator.get();

      if (curAnnot == null || nextAnnot.getBegin() < curAnnot.getEnd()) {
        // nextAnnot's start point is within the span of curAnnot
        if (curAnnot == null || nextAnnot.getEnd() <= curAnnot.getEnd()) // crossover span check
        {
          // nextAnnot is contained within curAnnot

          // write text between current pos and beginning of nextAnnot
          try {
            handler.characters(docCharArray, pos, nextAnnot.getBegin() - pos);
            pos = nextAnnot.getBegin();
            converter.startAnnotationElement(nextAnnot, handler);

            // push parent annotation on stack
            stack.add(curAnnot);
            // move on to next annotation
            curAnnot = nextAnnot;
          } catch (StringIndexOutOfBoundsException e) {
            System.err.println(
                "Invalid annotation range: "
                    + nextAnnot.getBegin()
                    + ","
                    + nextAnnot.getEnd()
                    + " in document of length "
                    + docText.length());
          }
        }
        iterator.moveToNext();
      } else {
        // nextAnnot begins after curAnnot ends
        // write text between current pos and end of curAnnot
        try {
          handler.characters(docCharArray, pos, curAnnot.getEnd() - pos);
          pos = curAnnot.getEnd();
        } catch (StringIndexOutOfBoundsException e) {
          System.err.println(
              "Invalid annotation range: "
                  + curAnnot.getBegin()
                  + ","
                  + curAnnot.getEnd()
                  + " in document of length "
                  + docText.length());
        }
        converter.endAnnotationElement(curAnnot, handler);

        // pop next containing annotation off stack
        curAnnot = stack.remove(stack.size() - 1);
      }
    }

    // finished writing all start tags, now finish up
    if (curAnnot != null) {
      try {
        handler.characters(docCharArray, pos, curAnnot.getEnd() - pos);
        pos = curAnnot.getEnd();
      } catch (StringIndexOutOfBoundsException e) {
        System.err.println(
            "Invalid annotation range: "
                + curAnnot.getBegin()
                + ","
                + curAnnot.getEnd()
                + "in document of length "
                + docText.length());
      }
      converter.endAnnotationElement(curAnnot, handler);

      while (!stack.isEmpty()) {
        curAnnot = stack.remove(stack.size() - 1); // pop
        if (curAnnot == null) {
          break;
        }
        try {
          handler.characters(docCharArray, pos, curAnnot.getEnd() - pos);
          pos = curAnnot.getEnd();
        } catch (StringIndexOutOfBoundsException e) {
          System.err.println(
              "Invalid annotation range: "
                  + curAnnot.getBegin()
                  + ","
                  + curAnnot.getEnd()
                  + "in document of length "
                  + docText.length());
        }
        converter.endAnnotationElement(curAnnot, handler);
      }
    }

    if (pos < docCharArray.length) {
      handler.characters(docCharArray, pos, docCharArray.length - pos);
    }
    converter.endRootElement(handler);
    handler.endDocument();

    // return XML string
    return new String(byteArrayOutputStream.toByteArray());
  }