/**
* Assumes that all of the parents of c have been registered already.
*
* @param c
*/
@SuppressWarnings("unchecked")
private <T> Node registerClass(final Class<T> c) throws ClassHierarchyException {
if (c.isArray()) {
throw new UnsupportedOperationException("Can't register array types");
}
try {
return getAlreadyBoundNode(c);
} catch (final NameResolutionException e) {
// node not bound yet
}
final Node n = buildPathToNode(c);
if (n instanceof ClassNode) {
final ClassNode<T> cn = (ClassNode<T>) n;
final Class<T> superclass = (Class<T>) c.getSuperclass();
if (superclass != null) {
try {
((ClassNode<T>) getAlreadyBoundNode(superclass)).putImpl(cn);
} catch (final NameResolutionException e) {
throw new IllegalStateException(e);
}
}
for (final Class<?> interf : c.getInterfaces()) {
try {
((ClassNode<T>) getAlreadyBoundNode(interf)).putImpl(cn);
} catch (final NameResolutionException e) {
throw new IllegalStateException(e);
}
}
}
return n;
}
private <T, U> Node buildPathToNode(final Class<U> clazz) throws ClassHierarchyException {
final String[] path = clazz.getName().split("\\$");
Node root = namespace;
for (int i = 0; i < path.length - 1; i++) {
root = root.get(path[i]);
}
if (root == null) {
throw new NullPointerException();
}
final Node parent = root;
final Type argType = ReflectionUtilities.getNamedParameterTargetOrNull(clazz);
if (argType == null) {
return JavaNodeFactory.createClassNode(parent, clazz);
} else {
// checked inside of NamedParameterNode, using reflection.
@SuppressWarnings("unchecked")
final NamedParameterNode<T> np =
JavaNodeFactory.createNamedParameterNode(
parent, (Class<? extends Name<T>>) clazz, argType);
if (parameterParser.canParse(ReflectionUtilities.getFullName(argType))
&& clazz.getAnnotation(NamedParameter.class).default_class() != Void.class) {
throw new ClassHierarchyException(
"Named parameter "
+ ReflectionUtilities.getFullName(clazz)
+ " defines default implementation for parsable type "
+ ReflectionUtilities.getFullName(argType));
}
final String shortName = np.getShortName();
if (shortName != null) {
final NamedParameterNode<?> oldNode = shortNames.get(shortName);
if (oldNode != null) {
if (oldNode.getFullName().equals(np.getFullName())) {
throw new IllegalStateException(
"Tried to double bind " + oldNode.getFullName() + " to short name " + shortName);
}
throw new ClassHierarchyException(
"Named parameters "
+ oldNode.getFullName()
+ " and "
+ np.getFullName()
+ " have the same short name: "
+ shortName);
}
shortNames.put(shortName, np);
}
return np;
}
}
private void processDefaultAnnotation(final Class<?> cmb) {
final DefaultImplementation di = cmb.getAnnotation(DefaultImplementation.class);
// XXX hack: move to helper method + unify with rest of Tang!
if (di != null) {
final String diName =
di.value() == Void.class ? di.name() : ReflectionUtilities.getFullName(di.value());
final ClassNode<?> cn = (ClassNode<?>) ch.getNode(cmb);
final String cnS = cn.getFullName();
if (!usages.contains(diName, cnS)) {
usages.put(diName, cnS);
if (!knownClasses.contains(cn)) {
knownClasses.add(cn);
}
}
}
}
private void processConfigurationModules(final Class<?> cmb) {
for (final Field f : cmb.getFields()) {
if (ReflectionUtilities.isCoercable(ConfigurationModule.class, f.getType())) {
final int mod = f.getModifiers();
boolean ok = true;
if (Modifier.isPrivate(mod)) {
System.err.println("Found private ConfigurationModule " + f);
ok = false;
}
if (!Modifier.isFinal(mod)) {
System.err.println("Found non-final ConfigurationModule " + f);
ok = false;
}
if (!Modifier.isStatic(f.getModifiers())) {
System.err.println("Found non-static ConfigurationModule " + f);
ok = false;
}
if (ok) {
// System.err.println("OK: " + f);
try {
f.setAccessible(true);
final String fS = ReflectionUtilities.getFullName(f);
if (!modules.containsKey(f)) {
modules.put(f, (ConfigurationModule) (f.get(null)));
try {
modules.get(f).assertStaticClean();
} catch (final ClassHierarchyException e) {
System.err.println(fS + ": " + e.getMessage());
}
for (final Entry<String, String> e : modules.get(f).toStringPairs()) {
// System.err.println("e: " + e.getKey() + "=" + e.getValue());
try {
final Node n = ch.getNode(e.getKey());
if (!setters.contains(e.getKey(), fS)) {
setters.put(e.getKey(), fS);
}
if (n instanceof ClassNode) {
final ClassNode<?> cn = (ClassNode<?>) n;
if (!knownClasses.contains(cn)) {
knownClasses.add(cn);
}
}
} catch (final NameResolutionException ex) {
//
}
try {
final String s = e.getValue();
final Node n = ch.getNode(s);
if (!usages.contains(ReflectionUtilities.getFullName(f), s)) {
// System.err.println("Added usage: " + ReflectionUtilities.getFullName(f) +
// "=" + s);
usages.put(s, ReflectionUtilities.getFullName(f));
}
if (n instanceof ClassNode) {
final ClassNode<?> cn = (ClassNode<?>) n;
if (!knownClasses.contains(cn)) {
System.err.println("Added " + cn + " to known classes");
knownClasses.add(cn);
}
}
} catch (final NameResolutionException ex) {
//
}
}
}
} catch (final ExceptionInInitializerError e) {
System.err.println(
"Field " + ReflectionUtilities.getFullName(f) + ": " + e.getCause().getMessage());
} catch (final IllegalAccessException e) {
throw new RuntimeException(e);
}
}
}
}
}
/**
* @param args
* @throws FileNotFoundException
* @throws MalformedURLException
*/
public static void main(final String[] args)
throws FileNotFoundException, MalformedURLException, UnsupportedEncodingException {
int i = 0;
String doc = null;
String jar = null;
boolean tangTests = false;
while (i < args.length) {
if (args[i].equals("--doc")) {
i++;
doc = args[i];
} else if (args[i].equals("--jar")) {
i++;
jar = args[i];
} else if (args[i].equals("--tang-tests")) {
tangTests = true;
}
i++;
}
final Tint t;
if (jar != null) {
final File f = new File(jar);
if (!f.exists()) {
throw new FileNotFoundException(jar);
}
t = new Tint(new URL[] {f.toURI().toURL()}, tangTests);
} else {
t = new Tint(new URL[0], tangTests);
}
if (doc != null) {
try (final PrintStream out = new PrintStream(doc, "UTF-8")) {
out.println("<html><head><title>TangDoc</title>");
out.println("<style>");
out.println(
"body { font-family: 'Segoe UI', 'Comic Sans MS'; font-size:12pt; font-weight: 200; "
+ "margin: 1em; column-count: 2; }");
out.println(".package { font-size:18pt; font-weight: 500; column-span: all; }");
// out.println(".class { break-after: never; }");
// out.println(".doc { break-before: never; }");
out.println(".decl-margin { padding: 8pt; break-inside: avoid; }");
out.println(".module-margin { padding: 8pt; column-span: all; break-inside: avoid; }");
out.println(".decl { background-color: aliceblue; padding: 6pt;}");
out.println(".fullName { font-size: 11pt; font-weight: 400; }");
out.println(".simpleName { font-size: 11pt; font-weight: 400; }");
out.println(".constructorArg { padding-left: 16pt; }");
out.println("." + SETTERS + " { padding-top: 6pt; font-size: 10pt; }");
out.println("." + USES + " { padding-top: 6pt; font-size: 10pt; }");
out.println("pre { font-size: 10pt; }");
out.println("</style>");
out.println("</head><body>");
String currentPackage = "";
for (final Node n : t.getNamesUsedAndSet()) {
final String fullName = n.getFullName();
final String[] tok = fullName.split("\\.");
final StringBuffer sb = new StringBuffer(tok[0]);
for (int j = 1; j < tok.length; j++) {
if (tok[j].matches("^[A-Z].*") || j > 4) {
break;
} else {
sb.append("." + tok[j]);
}
}
final String pack = sb.toString();
if (!currentPackage.equals(pack)) {
currentPackage = pack;
out.println(t.endPackage());
out.println(t.startPackage(currentPackage));
}
if (n instanceof NamedParameterNode<?>) {
out.println(t.toHtmlString((NamedParameterNode<?>) n, currentPackage));
} else if (n instanceof ClassNode<?>) {
out.println(t.toHtmlString((ClassNode<?>) n, currentPackage));
} else {
throw new IllegalStateException();
}
}
out.println("</div>");
out.println(t.endPackage());
out.println("<div class='package'>Module definitions</div>");
for (final Field f : t.modules.keySet()) {
final String moduleName = ReflectionUtilities.getFullName(f);
// String declaringClassName =
// ReflectionUtilities.getFullName(f.getDeclaringClass());
out.println(
"<div class='module-margin' id='"
+ moduleName
+ "'><div class='decl'><span class='fullName'>"
+ moduleName
+ "</span>");
out.println("<pre>");
final String conf = t.modules.get(f).toPrettyString();
final String[] tok = conf.split("\n");
for (final String line : tok) {
out.println(stripPrefix(line, "no.such.prefix")); // t.modules.get(f).toPrettyString());
}
// List<Entry<String,String>> lines = t.modules.get(f).toStringPairs();
// for(Entry<String,String> line : lines) {
// String k = t.stripPrefix(line.getKey(), declaringClassName);
// String v = t.stripPrefix(line.getValue(), declaringClassName);
// out.println(k+"="+v);
// }
out.println("</pre>");
out.println("</div></div>");
}
out.println("<div class='package'>Interfaces and injectable classes</div>");
for (final ClassNode<?> c : t.knownClasses) {
if (t.classFilter(tangTests, c.getFullName())) {
Class<?> clz = null;
try {
clz = t.ch.classForName(c.getFullName());
} catch (final ClassNotFoundException e) {
// TODO[JIRA REEF-864] Clarify handling in this case
e.printStackTrace();
}
final String typ =
clz == null ? "undefined" : clz.isInterface() ? "interface" : "class";
out.println(
"<div class='module-margin' id='"
+ c.getFullName()
+ "'><div class='decl'>"
+ "<span class='fullName'>"
+ typ
+ " "
+ c.getFullName()
+ "</span>");
for (final ConstructorDef<?> d : c.getInjectableConstructors()) {
out.println("<div class='uses'>" + c.getFullName() + "(");
for (final ConstructorArg a : d.getArgs()) {
if (a.getNamedParameterName() != null) {
out.print(
"<div class='constructorArg'><a href='#"
+ a.getType()
+ "'>"
+ stripPrefix(a.getType(), "xxx")
+ "</a> <a href='#"
+ a.getNamedParameterName()
+ "'>"
+ a.getNamedParameterName()
+ "</a></div>");
} else {
out.print(
"<div class='constructorArg'><a href='#"
+ a.getType()
+ "'>"
+ stripPrefix(a.getType(), "xxx")
+ "</a></div>");
}
}
out.println(")</div>");
}
out.println("</div></div>");
}
/*
out.println("<h1>Default usage of classes and constants</h1>");
for(String s : t.usages.keySet()) {
out.println("<h2>" + s + "</h2>");
for(Node n : t.usages.getValuesForKey(s)) {
out.println("<p>" + n.getFullName() + "</p>");
}
} */
}
out.println("</body></html>");
}
}
}
private Node register(final String s) {
final Class<?> c;
try {
c = classForName(s);
} catch (final ClassNotFoundException e1) {
return null;
}
try {
final Node n = getAlreadyBoundNode(c);
return n;
} catch (final NameResolutionException e) {
// node not bound yet
}
// First, walk up the class hierarchy, registering all out parents. This
// can't be loopy.
if (c.getSuperclass() != null) {
register(ReflectionUtilities.getFullName(c.getSuperclass()));
}
for (final Class<?> i : c.getInterfaces()) {
register(ReflectionUtilities.getFullName(i));
}
// Now, we'd like to register our enclosing classes. This turns out to be
// safe.
// Thankfully, Java doesn't allow:
// class A implements A.B { class B { } }
// It also doesn't allow cycles such as:
// class A implements B.BB { interface AA { } }
// class B implements A.AA { interface BB { } }
// So, even though grafting arbitrary DAGs together can give us cycles, Java
// seems
// to have our back on this one.
final Class<?> enclosing = c.getEnclosingClass();
if (enclosing != null) {
register(ReflectionUtilities.getFullName(enclosing));
}
// Now register the class. This has to be after the above so we know our
// parents (superclasses and enclosing packages) are already registered.
final Node n = registerClass(c);
// Finally, do things that might introduce cycles that invlove c.
// This has to be below registerClass, which ensures that any cycles
// this stuff introduces are broken.
for (final Class<?> innerClass : c.getDeclaredClasses()) {
register(ReflectionUtilities.getFullName(innerClass));
}
if (n instanceof ClassNode) {
final ClassNode<?> cls = (ClassNode<?>) n;
for (final ConstructorDef<?> def : cls.getInjectableConstructors()) {
for (final ConstructorArg arg : def.getArgs()) {
register(arg.getType());
if (arg.getNamedParameterName() != null) {
final NamedParameterNode<?> np =
(NamedParameterNode<?>) register(arg.getNamedParameterName());
try {
// TODO: When handling sets, need to track target of generic parameter, and check the
// type here!
if (!np.isSet()
&& !np.isList()
&& !ReflectionUtilities.isCoercable(
classForName(arg.getType()), classForName(np.getFullArgName()))) {
throw new ClassHierarchyException(
"Named parameter type mismatch in "
+ cls.getFullName()
+ ". Constructor expects a "
+ arg.getType()
+ " but "
+ np.getName()
+ " is a "
+ np.getFullArgName());
}
} catch (final ClassNotFoundException e) {
throw new ClassHierarchyException(
"Constructor refers to unknown class " + arg.getType(), e);
}
}
}
}
} else if (n instanceof NamedParameterNode) {
final NamedParameterNode<?> np = (NamedParameterNode<?>) n;
register(np.getFullArgName());
}
return n;
}
