public static boolean canReadFile()

in java6-utils/src/com/intellij/rt/coverage/report/XMLCoverageReport.java [76:106]

• 31 lines of code
• 12 McCabe index (conditional complexity)

  public static boolean canReadFile(File file) {
    InputStream is = null;
    XMLStreamReader in = null;
    try {
      XMLInputFactory factory = XMLInputFactory.newInstance();
      is = new BufferedInputStream(new FileInputStream(file));
      in = factory.createXMLStreamReader(is);
      while (in.hasNext()) {
        if (in.next() == XMLStreamReader.START_ELEMENT) {
          if (!REPORT_TAG.equals(in.getLocalName())) return false;
          while (in.hasNext()) {
            if (in.next() == XMLStreamReader.START_ELEMENT) {
              if (PACKAGE_TAG.equals(in.getLocalName()) && in.getAttributeCount() >= 1 && NAME_TAG.equals(in.getAttributeLocalName(0))) {
                return true;
              }
            }
          }
        }
      }
    } catch (Throwable ignored) {
    } finally {
      CoverageIOUtil.close(is);
      if (in != null) {
        try {
          in.close();
        } catch (XMLStreamException ignored) {
        }
      }
    }
    return false;
  }