public void execute()

in scrooge-maven-plugin/src/main/java/com/twitter/AbstractMavenScroogeMojo.java [249:301]
42 lines of code
9 McCabe index (conditional complexity)

  public void execute() throws MojoExecutionException, MojoFailureException {
    try {
      Set<File> thriftFiles = findThriftFiles();

      final File outputDirectory = getOutputDirectory();
      ImmutableSet<File> outputFiles = findGeneratedFilesInDirectory(getOutputDirectory());

      Set<String> compileRoots = new HashSet<String>();
      compileRoots.add("scrooge");

      if (thriftFiles.isEmpty()) {
        getLog().info("No thrift files to compile.");
      } else if (checkStaleness && ((lastModified(thriftFiles) + staleMillis) < lastModified(outputFiles))) {
        getLog().info("Generated thrift files up to date, skipping compile.");
        attachFiles(compileRoots);
      } else {
        outputDirectory.mkdirs();

        // Quick fix to fix issues with two mvn installs in a row (ie no clean)
        cleanDirectory(outputDirectory);

        getLog().info(format("compiling thrift files %s with Scrooge", thriftFiles));
        synchronized(lock) {
          ScroogeRunner runner = new ScroogeRunner();
          Map<String, String> thriftNamespaceMap = new HashMap<String, String>();
          for (ThriftNamespaceMapping mapping : thriftNamespaceMappings) {
            thriftNamespaceMap.put(mapping.getFrom(), mapping.getTo());
          }

          // Include thrifts from resource as well.
          Set<File> includes = thriftIncludes;
          includes.add(getResourcesOutputDirectory());

          // Include thrift root
          final File thriftSourceRoot = getThriftSourceRoot();
          if (thriftSourceRoot != null && thriftSourceRoot.exists()) {
            includes.add(thriftSourceRoot);
          }

          runner.compile(
                  includeOutputDirectoryNamespace ? new File(outputDirectory, "scrooge") : outputDirectory,
                  thriftFiles,
                  includes,
                  thriftNamespaceMap,
                  language,
                  thriftOpts);
        }
        attachFiles(compileRoots);
      }
    } catch (IOException e) {
      throw new MojoExecutionException("An IO error occurred", e);
    }
  }