Examples with MXParser org.codehaus.plexus.util.xml.pull.MXParser used on opensource projects

Example 1 with MXParser

use of org.codehaus.plexus.util.xml.pull.MXParser in project maven-plugins by apache.

the class CheckstyleViolationCheckMojo method execute.

/** {@inheritDoc} */
public void execute() throws MojoExecutionException, MojoFailureException {
    checkDeprecatedParameterUsage(sourceDirectory, "sourceDirectory", "sourceDirectories");
    checkDeprecatedParameterUsage(testSourceDirectory, "testSourceDirectory", "testSourceDirectories");
    if (skip) {
        return;
    }
    outputXmlFile = outputFile;
    if (!skipExec) {
        if (checkstyleRules != null) {
            if (!"sun_checks.xml".equals(configLocation)) {
                throw new MojoExecutionException("If you use inline configuration for rules, don't specify " + "a configLocation");
            }
            if (checkstyleRules.getChildCount() > 1) {
                throw new MojoExecutionException("Currently only one root module is supported");
            }
            PlexusConfiguration checkerModule = checkstyleRules.getChild(0);
            try {
                FileUtils.forceMkdir(rulesFiles.getParentFile());
                FileUtils.fileWrite(rulesFiles, CHECKSTYLE_FILE_HEADER + checkerModule.toString());
            } catch (final IOException e) {
                throw new MojoExecutionException(e.getMessage(), e);
            }
            configLocation = rulesFiles.getAbsolutePath();
        }
        ClassLoader currentClassLoader = Thread.currentThread().getContextClassLoader();
        try {
            CheckstyleExecutorRequest request = new CheckstyleExecutorRequest();
            request.setConsoleListener(getConsoleListener()).setConsoleOutput(consoleOutput).setExcludes(excludes).setFailsOnError(failsOnError).setIncludes(includes).setResourceIncludes(resourceIncludes).setResourceExcludes(resourceExcludes).setIncludeResources(includeResources).setIncludeTestResources(includeTestResources).setIncludeTestSourceDirectory(includeTestSourceDirectory).setListener(getListener()).setProject(project).setSourceDirectories(getSourceDirectories()).setResources(resources).setTestResources(testResources).setStringOutputStream(stringOutputStream).setSuppressionsLocation(suppressionsLocation).setTestSourceDirectories(getTestSourceDirectories()).setConfigLocation(configLocation).setConfigurationArtifacts(collectArtifacts("config")).setPropertyExpansion(propertyExpansion).setHeaderLocation(headerLocation).setLicenseArtifacts(collectArtifacts("license")).setCacheFile(cacheFile).setSuppressionsFileExpression(suppressionsFileExpression).setEncoding(encoding).setPropertiesLocation(propertiesLocation).setOmitIgnoredModules(omitIgnoredModules);
            checkstyleExecutor.executeCheckstyle(request);
        } catch (CheckstyleException e) {
            throw new MojoExecutionException("Failed during checkstyle configuration", e);
        } catch (CheckstyleExecutorException e) {
            throw new MojoExecutionException("Failed during checkstyle execution", e);
        } finally {
            //be sure to restore original context classloader
            Thread.currentThread().setContextClassLoader(currentClassLoader);
        }
    }
    if (!"xml".equals(outputFileFormat) && skipExec) {
        throw new MojoExecutionException("Output format is '" + outputFileFormat + "', checkstyle:check requires format to be 'xml' when using skipExec.");
    }
    if (!outputXmlFile.exists()) {
        getLog().info("Unable to perform checkstyle:check, unable to find checkstyle:checkstyle outputFile.");
        return;
    }
    try (Reader reader = new BufferedReader(ReaderFactory.newXmlReader(outputXmlFile))) {
        XmlPullParser xpp = new MXParser();
        xpp.setInput(reader);
        int violations = countViolations(xpp);
        if (violations > maxAllowedViolations) {
            if (failOnViolation) {
                String msg = "You have " + violations + " Checkstyle violation" + ((violations > 1) ? "s" : "") + ".";
                if (maxAllowedViolations > 0) {
                    msg += " The maximum number of allowed violations is " + maxAllowedViolations + ".";
                }
                throw new MojoFailureException(msg);
            }
            getLog().warn("checkstyle:check violations detected but failOnViolation set to false");
        }
    } catch (IOException | XmlPullParserException e) {
        throw new MojoExecutionException("Unable to read Checkstyle results xml: " + outputXmlFile.getAbsolutePath(), e);
    }
}