more progress towards GNU Classpath compatibility

classpath/java/lang/ArrayIndexOutOfBoundsException.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -10,7 +10,7 @@
 
 package java.lang;
 
-public class ArrayIndexOutOfBoundsException extends RuntimeException {
+public class ArrayIndexOutOfBoundsException extends IndexOutOfBoundsException {
   public ArrayIndexOutOfBoundsException(String message, Throwable cause) {
     super(message, cause);
   }

classpath/java/lang/ClassNotFoundException.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -11,8 +11,11 @@
 package java.lang;
 
 public class ClassNotFoundException extends Exception {
+  private final Throwable cause2;
+
   public ClassNotFoundException(String message, Throwable cause) {
     super(message, cause);
+    cause2 = cause;
   }
 
   public ClassNotFoundException(String message) {

classpath/java/lang/ExceptionInInitializerError.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -11,11 +11,14 @@
 package java.lang;
 
 public class ExceptionInInitializerError extends Error {
+  private final Throwable cause2;
+
   public ExceptionInInitializerError(String message) {
     super(message);
+    cause2 = null;
   }
 
   public ExceptionInInitializerError() {
-    super();
+    this(null);
   }
 }

classpath/java/lang/StackOverflowError.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -10,9 +10,9 @@
 
 package java.lang;
 
-public class StackOverflowError extends Error {
+public class StackOverflowError extends VirtualMachineError {
   public StackOverflowError(String message) {
-    super(message, null);
+    super(message);
   }
 
   public StackOverflowError() {

classpath/java/lang/Thread.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -15,14 +15,30 @@ import java.util.WeakHashMap;
 
 public class Thread implements Runnable {
   private long peer;
+  private boolean interrupted;
+  private boolean daemon;
+  private byte state;
+  private byte priority;
   private final Runnable task;
   private Map<ThreadLocal, Object> locals;
-  private boolean interrupted;
   private Object sleepLock;
   private ClassLoader classLoader;
-  private String name;
+  private UncaughtExceptionHandler exceptionHandler;
 
-  public Thread(Runnable task, String name) {
+  // package private for GNU Classpath, which inexpicably bypasses the
+  // accessor methods:
+  String name;
+  ThreadGroup group;
+
+  private static UncaughtExceptionHandler defaultExceptionHandler;
+
+  public static final int MIN_PRIORITY = 1;
+  public static final int NORM_PRIORITY = 5;
+  public static final int MAX_PRIORITY = 10;
+
+  public Thread(ThreadGroup group, Runnable task, String name, long stackSize)
+  {
+    this.group = group;
     this.task = task;
     this.name = name;
 
@@ -41,8 +57,28 @@ public class Thread implements Runnable {
     classLoader = current.classLoader;
   }
 
+  public Thread(ThreadGroup group, Runnable task, String name) {
+    this(group, task, name, 0);
+  }
+
+  public Thread(ThreadGroup group, String name) {
+    this(null, null, name);
+  }
+
+  public Thread(Runnable task, String name) {
+    this(null, task, name);
+  }
+
   public Thread(Runnable task) {
-    this(task, "Thread["+task+"]");
+    this(null, task, "Thread["+task+"]");
+  }
+
+  public Thread(String name) {
+    this(null, null, name);
+  }
+
+  public Thread() {
+    this((Runnable) null);
   }
 
   public synchronized void start() {
@@ -58,6 +94,28 @@ public class Thread implements Runnable {
 
   private native long doStart();
 
+  private static void run(Thread t) throws Throwable {
+    t.state = (byte) State.RUNNABLE.ordinal();
+    try {
+      t.run();
+    } catch (Throwable e) {
+      UncaughtExceptionHandler eh = t.exceptionHandler;
+      UncaughtExceptionHandler deh = defaultExceptionHandler;
+      if (eh != null) {
+        eh.uncaughtException(t, e);
+      } else if (deh != null) {
+        deh.uncaughtException(t, e);
+      } else {
+        throw e;
+      }
+    } finally {
+      synchronized (t) {
+        t.state = (byte) State.TERMINATED.ordinal();
+        t.notifyAll();
+      }
+    }
+  }
+
   public void run() {
     if (task != null) {
       task.run();
@@ -101,6 +159,10 @@ public class Thread implements Runnable {
     }
   }
 
+  public static boolean isInterrupted() {
+    return currentThread().interrupted;
+  }
+
   public static void sleep(long milliseconds) throws InterruptedException {
     Thread t = currentThread();
     if (t.sleepLock == null) {
@@ -111,6 +173,16 @@ public class Thread implements Runnable {
     }
   }
 
+  public static void sleep(long milliseconds, int nanoseconds)
+    throws InterruptedException
+  {
+    if (nanoseconds > 0) {
+      ++ milliseconds;
+    }
+
+    sleep(milliseconds);
+  }
+
   public StackTraceElement[] getStackTrace() {
     return Throwable.resolveTrace(getStackTrace(peer));
   }
@@ -125,4 +197,125 @@ public class Thread implements Runnable {
     return name;
   }
 
+  public void setName(String name) {
+    this.name = name;
+  }
+
+  public UncaughtExceptionHandler getUncaughtExceptionHandler() {
+    UncaughtExceptionHandler eh = exceptionHandler;
+    return (eh == null ? group : eh);
+  }
+
+  public static UncaughtExceptionHandler getDefaultUncaughtExceptionHandler() {
+    return defaultExceptionHandler;
+  }
+
+  public void setUncaughtExceptionHandler(UncaughtExceptionHandler h) {
+    exceptionHandler = h;
+  }
+
+  public static void setDefaultUncaughtExceptionHandler
+    (UncaughtExceptionHandler h)
+  {
+    defaultExceptionHandler = h;
+  }
+
+  public State getState() {
+    return State.values()[state];
+  }
+
+  public boolean isAlive() {
+    switch (getState()) {
+    case NEW:
+    case TERMINATED:
+      return false;
+
+    default:
+      return true;
+    }
+  }
+
+  public int getPriority() {
+    return priority;
+  }
+
+  public void setPriority(int priority) {
+    if (priority < MIN_PRIORITY || priority > MAX_PRIORITY) {
+      throw new IllegalArgumentException();
+    }
+    this.priority = (byte) priority;
+  }
+
+  public boolean isDaemon() {
+    return daemon;
+  }
+
+  public void setDaemon(boolean v) {
+    daemon = v;
+  }
+
+  public static native void yield();
+
+  public synchronized void join() throws InterruptedException {
+    while (getState() != State.TERMINATED) {
+      wait();
+    }
+  }
+
+  public synchronized void join(long milliseconds) throws InterruptedException
+  {
+    long then = System.currentTimeMillis();
+    while (getState() != State.TERMINATED) {
+      wait();
+
+      if (System.currentTimeMillis() - then >= milliseconds) {
+        break;
+      }
+    }
+  }
+
+  public void join(long milliseconds, int nanoseconds)
+    throws InterruptedException
+  {
+    if (nanoseconds > 0) {
+      ++ milliseconds;
+    }
+
+    join(milliseconds);
+  }
+
+  public ThreadGroup getThreadGroup() {
+    return group;
+  }
+
+  public static native boolean holdsLock(Object o);
+
+  public long getId() {
+    return peer;
+  }
+
+  public void stop() {
+    throw new UnsupportedOperationException();
+  }
+
+  public void stop(Throwable t) {
+    throw new UnsupportedOperationException();
+  }
+
+  public void suspend() {
+    throw new UnsupportedOperationException();
+  }
+
+  public void resume() {
+    throw new UnsupportedOperationException();
+  }
+
+  public interface UncaughtExceptionHandler {
+    public void uncaughtException(Thread t, Throwable e);
+  }
+
+  public enum State {
+    NEW, RUNNABLE, BLOCKED, WAITING, TIMED_WAITING, TERMINATED
+  }
+  
 }

classpath/java/lang/ThreadDeath.java

@@ -0,0 +1,15 @@
+/* Copyright (c) 2009, Avian Contributors
+
+   Permission to use, copy, modify, and/or distribute this software
+   for any purpose with or without fee is hereby granted, provided
+   that the above copyright notice and this permission notice appear
+   in all copies.
+
+   There is NO WARRANTY for this software.  See license.txt for
+   details. */
+
+package java.lang;
+
+public class ThreadDeath extends Error {
+  public ThreadDeath() { }
+}

classpath/java/lang/ThreadGroup.java

@@ -0,0 +1,35 @@
+/* Copyright (c) 2009, Avian Contributors
+
+   Permission to use, copy, modify, and/or distribute this software
+   for any purpose with or without fee is hereby granted, provided
+   that the above copyright notice and this permission notice appear
+   in all copies.
+
+   There is NO WARRANTY for this software.  See license.txt for
+   details. */
+
+package java.lang;
+
+public class ThreadGroup implements Thread.UncaughtExceptionHandler {
+  private final ThreadGroup parent;
+  private final String name;
+
+  public ThreadGroup(ThreadGroup parent, String name) {
+    this.parent = parent;
+    this.name = name;
+  }
+
+  public void uncaughtException(Thread t, Throwable e) {
+    if (parent != null) {
+      parent.uncaughtException(t, e);
+    } else {
+      Thread.UncaughtExceptionHandler deh
+        = Thread.getDefaultUncaughtExceptionHandler();
+      if (deh != null) {
+        deh.uncaughtException(t, e);
+      } else if (! (e instanceof ThreadDeath)) {
+        e.printStackTrace();
+      }
+    }
+  }
+}

classpath/java/lang/VirtualMachineError.java

@@ -0,0 +1,21 @@
+/* Copyright (c) 2009, Avian Contributors
+
+   Permission to use, copy, modify, and/or distribute this software
+   for any purpose with or without fee is hereby granted, provided
+   that the above copyright notice and this permission notice appear
+   in all copies.
+
+   There is NO WARRANTY for this software.  See license.txt for
+   details. */
+
+package java.lang;
+
+public class VirtualMachineError extends Error {
+  public VirtualMachineError(String message) {
+    super(message);
+  }
+
+  public VirtualMachineError() {
+    this(null);
+  }
+}

classpath/java/util/zip/ZipFile.java

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, Avian Contributors
+/* Copyright (c) 2008-2009, Avian Contributors
 
    Permission to use, copy, modify, and/or distribute this software
    for any purpose with or without fee is hereby granted, provided
@@ -63,7 +63,7 @@ public class ZipFile {
     return index.size();
   }
 
-  public Enumeration<ZipEntry> entries() {
+  public Enumeration<? extends ZipEntry> entries() {
     return new MyEnumeration(window, index.values().iterator());
   }
 

makefile

@@ -1,4 +1,4 @@
-MAKEFLAGS = -s
+#MAKEFLAGS = -s
 
 name = avian
 version = 0.2
@@ -328,11 +328,14 @@ gnu-blacklist = \
 gnu-overrides = \
 	java/lang/Class.class \
 	java/lang/Enum.class \
+	java/lang/InheritableThreadLocal.class \
 	java/lang/Object.class \
 	java/lang/StackTraceElement.class \
 	java/lang/String.class \
 	java/lang/StringBuffer.class \
 	java/lang/StringBuilder.class \
+	java/lang/Thread.class \
+	java/lang/ThreadLocal.class \
 	java/lang/Throwable.class \
 	java/lang/ref/PhantomReference.class \
 	java/lang/ref/Reference.class \
@@ -425,6 +428,16 @@ $(classpath-dep): $(classpath-sources)
 	@mkdir -p $(classpath-build)
 	$(javac) -d $(classpath-build) -bootclasspath $(classpath-build) \
 		$(shell $(MAKE) -s --no-print-directory $(classpath-classes))
+ifdef gnu
+	(wd=$$(pwd); \
+	 cd $(classpath-build); \
+	 $(jar) c0f "$$($(native-path) "$${wd}/$(build)/overrides.jar")" \
+		 $(gnu-overrides) $$(find avian -name '*.class'); \
+	 rm -r *; \
+	 $(jar) xf $(gnu)/share/classpath/glibj.zip; \
+	 rm $(gnu-blacklist); \
+	 jar xf "$$($(native-path) "$${wd}/$(build)/overrides.jar")")
+endif
 	@touch $(@)
 
 $(test-build)/%.class: $(test)/%.java
@@ -483,21 +496,9 @@ $(boot-object): $(boot-source)
 	$(compile-object)
 
 $(build)/classpath.jar: $(classpath-dep)
-ifdef gnu
-	mkdir $(build)/gnu
-	(wd=$$(pwd); \
-	 cd $(build)/gnu; \
-	 $(jar) xf $(gnu)/share/classpath/glibj.zip; \
-	 rm $(gnu-blacklist); \
-	 $(jar) c0f "$$($(native-path) "$${wd}/$(@)")" .)
-	(wd=$$(pwd); \
-	 cd $(classpath-build); \
-	 $(jar) u0f "$$($(native-path) "$${wd}/$(@)")" $(gnu-overrides))
-else
 	(wd=$$(pwd); \
 	 cd $(classpath-build); \
 	 $(jar) c0f "$$($(native-path) "$${wd}/$(@)")" .)
-endif
 
 $(binaryToMacho): $(src)/binaryToMacho.cpp
 	$(cxx) $(^) -o $(@)

src/gnu.cpp

@@ -80,3 +80,59 @@ Avian_gnu_classpath_VMSystemProperties_preInit
   setProperty(t, method, properties, "user.home", getenv("HOME"));
 #endif
 }
+
+extern "C" JNIEXPORT int64_t JNICALL
+Avian_gnu_classpath_VMStackWalker_getClassContext
+(Thread* t, object, uintptr_t*)
+{
+  class Visitor: public Processor::StackVisitor {
+   public:
+    Visitor(Thread* t):
+      t(t), skipCount(1), trace(0), index(0), protector(t, &trace)
+    { }
+
+    virtual bool visit(Processor::StackWalker* walker) {
+      if (skipCount == 0) {
+        if (trace == 0) {
+          trace = makeObjectArray
+            (t, arrayBody(t, t->m->types, Machine::ClassType),
+             walker->count());
+        }
+
+        assert(t, index < objectArrayLength(t, trace));
+
+        set(t, trace, ArrayBody + (index * BytesPerWord),
+            methodClass(t, walker->method()));
+
+        ++ index;
+        return true;
+      } else {
+        -- skipCount;
+        return true;
+      }
+    }
+
+    Thread* t;
+    unsigned skipCount;
+    object trace;
+    unsigned index;
+    Thread::SingleProtector protector;
+  } v(t);
+
+  t->m->processor->walkStack(t, &v);
+
+  if (v.trace == 0) {
+    v.trace = makeObjectArray
+      (t, arrayBody(t, t->m->types, Machine::ClassType), 0);
+  }
+
+  return reinterpret_cast<int64_t>(v.trace);
+}
+
+extern "C" JNIEXPORT int64_t JNICALL
+Avian_gnu_classpath_VMStackWalker_getClassLoader
+(Thread* t, object, uintptr_t* arguments)
+{
+  return reinterpret_cast<int64_t>
+    (classLoader(t, reinterpret_cast<object>(arguments[0])));
+}

src/machine.cpp

@@ -1840,8 +1840,12 @@ Thread::init()
   if (javaThread) {
     threadPeer(this, javaThread) = reinterpret_cast<jlong>(this);
   } else {
+    const unsigned NewState = 0;
+    const unsigned NormalPriority = 5;
+
     this->javaThread = makeThread
-      (this, reinterpret_cast<int64_t>(this), 0, 0, 0, 0, m->loader, 0);
+      (this, reinterpret_cast<int64_t>(this), 0, 0, NewState, NormalPriority,
+       0, 0, 0, m->loader, 0, 0, 0);
   }
 }
 
@@ -2969,11 +2973,11 @@ makeTrace(Thread* t, Thread* target)
 void
 runJavaThread(Thread* t)
 {
-  object method = resolveMethod(t, "java/lang/Thread", "run", "()V");
+  object method = resolveMethod
+    (t, "java/lang/Thread", "run", "(Ljava/lang/Thread;)V");
+
   if (t->exception == 0) {
-    t->m->processor->invoke
+    t->m->processor->invoke (t, method, t->javaThread);
-      (t, findMethod(t, method, objectClass(t, t->javaThread)),
-       t->javaThread);
   }
 }
 

src/machine.h

@@ -1703,7 +1703,7 @@ makeClassNotFoundException(Thread* t, object message)
 {
   PROTECT(t, message);
   object trace = makeTrace(t);
-  return makeClassNotFoundException(t, message, trace, 0);
+  return makeClassNotFoundException(t, message, trace, 0, 0);
 }
 
 inline object
@@ -1767,7 +1767,7 @@ makeExceptionInInitializerError(Thread* t, object cause)
 {
   PROTECT(t, cause);
   object trace = makeTrace(t);
-  return makeExceptionInInitializerError(t, 0, trace, cause);
+  return makeExceptionInInitializerError(t, 0, trace, cause, cause);
 }
 
 inline object

src/types.def

@@ -144,8 +144,9 @@
 
 (type illegalMonitorStateException java/lang/IllegalMonitorStateException)
 
-(type arrayIndexOutOfBoundsException
+(type indexOutOfBoundsException java/lang/IndexOutOfBoundsException)
-  java/lang/ArrayIndexOutOfBoundsException)
+
+(type arrayIndexOutOfBoundsException java/lang/ArrayIndexOutOfBoundsException)
 
 (type arrayStoreException java/lang/ArrayStoreException)
 
@@ -161,6 +162,8 @@
 
 (type error java/lang/Error)
 
+(type virtualMachineError java/lang/VirtualMachineError)
+
 (type stackOverflowError java/lang/StackOverflowError)
 
 (type linkageError java/lang/LinkageError)

test/Zip.java

@@ -9,7 +9,9 @@ public class Zip {
     ZipFile file = new ZipFile("build/classpath.jar");
 
     byte[] buffer = new byte[4096];
-    for (Enumeration<ZipEntry> e = file.entries(); e.hasMoreElements();) {
+    for (Enumeration<? extends ZipEntry> e = file.entries();
+         e.hasMoreElements();)
+    {
       ZipEntry entry = e.nextElement();
       InputStream in = file.getInputStream(entry);
       try {