protected static final void initDatabase(
Class<?>[] classes, Map<String, String> options, Map<String, Field> optionFields) {
if (outputDB == null) {
return;
}
// --Init Database
outputDB.connect();
DBResultLogger logger = new DBResultLogger(outputDB, runName);
Execution.logger = logger;
outputDB.beginTransaction();
// --Add Options
for (String key : optionFields.keySet()) {
Field f = optionFields.get(key.toLowerCase());
// (try to save the declared option)
String value = options.get(key);
if (value == null) {
// (if no declared option, get field value)
try {
boolean accessSave = true;
if (!f.isAccessible()) {
accessSave = false;
f.setAccessible(true);
}
Object v = f.get(null);
if (v == null) {
value = "<null>";
} else if (v.getClass().isArray()) {
value = Arrays.toString((Object[]) v);
} else {
value = v.toString();
}
if (!accessSave) {
f.setAccessible(false);
}
} catch (IllegalArgumentException e) {
throw log.fail(e);
} catch (IllegalAccessException e) {
throw log.fail(e);
}
}
logger.logOption(key, value, f.getDeclaringClass().getName() + "." + f.getName());
}
// --Commit
outputDB.endTransaction();
}
@SuppressWarnings("rawtypes")
private static final Class filePathToClass(String cpEntry, String path) {
if (path.length() <= cpEntry.length()) {
throw new IllegalArgumentException("Illegal path: cp=" + cpEntry + " path=" + path);
}
if (path.charAt(cpEntry.length()) != '/') {
throw new IllegalArgumentException("Illegal path: cp=" + cpEntry + " path=" + path);
}
path = path.substring(cpEntry.length() + 1);
path = path.replaceAll("/", ".").substring(0, path.length() - 6);
try {
return Class.forName(path, false, ClassLoader.getSystemClassLoader());
} catch (ClassNotFoundException e) {
throw log.fail("Could not load class at path: " + path);
} catch (NoClassDefFoundError ex) {
log.debug(LOG_TAG, "Class at path " + path + " is unloadable");
return null;
}
}
private static final void ensureScalaPath(Map<String, String> options, String[] cp) {
// (check if it's in the classpath)
try {
Class.forName("scala.None", false, ClassLoader.getSystemClassLoader());
} catch (ClassNotFoundException e) {
// (case: scala library not in the classpath)
if (options.containsKey(SCALA_PATH)) {
// (case: scala_path option set)
try {
String path = options.get(SCALA_PATH);
if (!(new File(path).exists())) {
System.err.println("The library strongly integrates with the Scala runtime, ");
System.err.println("however it could not find the Scala library (scala-library.jar) ");
System.err.println(
"at the path given by the command line option '" + SCALA_PATH + "': " + path);
log.exit(ExitCode.BAD_OPTION);
}
URL url = new File(path).toURI().toURL();
URLClassLoader sysloader = (URLClassLoader) ClassLoader.getSystemClassLoader();
Class<URLClassLoader> sysclass = URLClassLoader.class;
Method method = sysclass.getDeclaredMethod("addURL", url.getClass());
boolean savedAccessible = method.isAccessible();
method.setAccessible(true);
method.invoke(sysloader, new Object[] {url});
method.setAccessible(savedAccessible);
Class.forName("scala.None", false, ClassLoader.getSystemClassLoader());
} catch (Exception ex) {
throw log.fail(ex);
} // end try catch
} else {
// (case: we cannot find the scala library at all)
System.err.println("The library strongly integrates with the Scala runtime, ");
System.err.println(
"however it could not find the Scala library (scala-library.jar) in the classpath, ");
System.err.println("and the '" + SCALA_PATH + "' command line argument is not set.");
log.exit(ExitCode.BAD_OPTION);
}
}
options.remove(SCALA_PATH);
}
private static final Class<?>[] getVisibleClasses(Map<String, String> options) {
// --Variables
List<Class<?>> classes = new ArrayList<Class<?>>();
// (get classpath)
String pathSep = System.getProperty("path.separator");
String[] cp = System.getProperties().getProperty("java.class.path", null).split(pathSep);
// --Configuration
ensureScalaPath(options, cp);
// --Fill Options
// (get classes)
for (String entry : cp) {
// (should skip?)
if (entry.equals(".") || entry.trim().length() == 0) {
continue;
}
boolean isIgnored = false;
for (String pattern : ignoredClasspath) {
if (entry.matches(pattern)) {
log.debug(LOG_TAG, "Ignoring options in classpath element: " + entry);
isIgnored = true;
break;
}
}
if (isIgnored) {
continue;
}
// (no, don't skip)
File f = new File(entry);
if (f.isDirectory()) {
// --Case: Files
LazyFileIterator iter = new LazyFileIterator(f, ".*class$");
while (iter.hasNext()) {
// (get the associated class)
Class<?> clazz = filePathToClass(entry, iter.next().getPath());
if (clazz != null) {
// (add the class if it's valid)
classes.add(clazz);
}
}
} else if (!isIgnored(entry)) {
// --Case: Jar
try {
JarFile jar = new JarFile(f);
Enumeration<JarEntry> e = jar.entries();
while (e.hasMoreElements()) {
// (for each jar file element)
JarEntry jarEntry = e.nextElement();
String clazz = jarEntry.getName();
if (clazz.matches(".*class$")) {
// (if it's a class)
clazz = clazz.substring(0, clazz.length() - 6).replaceAll("/", ".");
// (add it)
try {
classes.add(Class.forName(clazz, false, ClassLoader.getSystemClassLoader()));
} catch (ClassNotFoundException ex) {
throw Log.internal("Could not load class in jar: " + f + " at path: " + clazz);
} catch (NoClassDefFoundError ex) {
log.debug(LOG_TAG, "Could not scan class: " + clazz + " (in jar: " + f + ")");
}
}
}
} catch (IOException e) {
throw log.fail("Could not open jar file: " + f + "(are you sure the file exists?)");
}
} else {
// case: ignored jar
}
}
return classes.toArray(new Class<?>[classes.size()]);
}
