public static void appendJavaCompilerClasspath(Collection<? super String> cp, boolean includeEcj) {
    if (includeEcj) {
      File file = EclipseCompilerTool.findEcjJarFile();
      if (file != null) {
        cp.add(file.getAbsolutePath());
      }
    }
  }
public static void appendJavaCompilerClasspath(Collection<? super String> cp, boolean includeEcj)