se.bjurr.violations.lib.parsers.FxCopParser Maven / Gradle / Ivy

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package se.bjurr.violations.lib.parsers;

import static java.util.logging.Level.FINE;
import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
import static se.bjurr.violations.lib.model.SEVERITY.ERROR;
import static se.bjurr.violations.lib.model.SEVERITY.INFO;
import static se.bjurr.violations.lib.model.SEVERITY.WARN;
import static se.bjurr.violations.lib.model.Violation.violationBuilder;
import static se.bjurr.violations.lib.reports.Parser.FXCOP;
import static se.bjurr.violations.lib.util.ViolationParserUtils.getAttribute;
import static se.bjurr.violations.lib.util.ViolationParserUtils.getIntegerAttribute;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.nio.charset.StandardCharsets;
import java.util.Optional;
import java.util.Set;
import java.util.TreeSet;
import javax.xml.stream.XMLStreamReader;
import se.bjurr.violations.lib.ViolationsLogger;
import se.bjurr.violations.lib.model.SEVERITY;
import se.bjurr.violations.lib.model.Violation;
import se.bjurr.violations.lib.util.ViolationParserUtils;

public class FxCopParser implements ViolationsParser {

  @Override
  public Set parseReportOutput(
      final String string, final ViolationsLogger violationsLogger) throws Exception {
    final Set violations = new TreeSet<>();

    try (InputStream input = new ByteArrayInputStream(string.getBytes(StandardCharsets.UTF_8))) {

      final XMLStreamReader xmlr = ViolationParserUtils.createXmlReader(input);

      String targetName = null;
      String typeName = null;
      String classname = null;
      while (xmlr.hasNext()) {
        final int eventType = xmlr.next();
        if (eventType == START_ELEMENT) {
          if (xmlr.getLocalName().equalsIgnoreCase("Target")) {
            targetName = getAttribute(xmlr, "Name").replaceAll("\\\\", "/");
          }
          if (xmlr.getLocalName().equalsIgnoreCase("Message")) {
            typeName = getAttribute(xmlr, "TypeName");
          }
          if (xmlr.getLocalName().equalsIgnoreCase("Type")) {
            classname = getAttribute(xmlr, "Name");
          }
          if (xmlr.getLocalName().equalsIgnoreCase("Issue")) {
            final String level = getAttribute(xmlr, "Level");
            final Optional path = ViolationParserUtils.findAttribute(xmlr, "Path");
            if (!path.isPresent()) {
              violationsLogger.log(FINE, "Ignoring project level issue");
              continue;
            }
            final String fileName = getAttribute(xmlr, "File");
            final Integer line = getIntegerAttribute(xmlr, "Line");
            final String message = xmlr.getElementText().replaceAll("\\s+", " ");

            final String filename = path.get() + "/" + fileName;
            final SEVERITY severity = this.toSeverity(level);
            violations.add( //
                violationBuilder() //
                    .setParser(FXCOP) //
                    .setMessage(message) //
                    .setFile(filename) //
                    .setStartLine(line) //
                    .setRule(typeName) //
                    .setSeverity(severity) //
                    .setSource(classname) //
                    .setSpecific("TARGET_NAME", targetName) //
                    .build() //
                );
          }
        }
      }
    }
    return violations;
  }

  private SEVERITY toSeverity(final String issueLevel) {
    if (issueLevel.contains("CriticalError")) {
      return ERROR;
    } else if (issueLevel.contains("Error")) {
      return ERROR;
    } else if (issueLevel.contains("CriticalWarning")) {
      return WARN;
    } else if (issueLevel.contains("Warning")) {
      return WARN;
    }
    return INFO;
  }
}