Examples with DDRInteractiveCommandException com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException used on opensource projects

Example 6 with DDRInteractiveCommandException

use of com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException in project openj9 by eclipse.

the class ClassloadersSummaryCommand method run.

public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException {
    try {
        Collection<ClassloadersSummaryNode> stats = getStat();
        printStat(stats, out, args.length > 0 && args[0].equalsIgnoreCase("segs"));
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}

Example 7 with DDRInteractiveCommandException

use of com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException in project openj9 by eclipse.

the class WhatIsCommand method walkStructuresFrom.

private boolean walkStructuresFrom(StructurePointer startPoint) throws DDRInteractiveCommandException {
    Set<AbstractPointer> walked = new HashSet<AbstractPointer>();
    SearchStack searchStack = new SearchStack(maxDepth);
    if (UDATA.cast(startPoint).eq(searchValue)) {
        out.println("Found " + searchValue.getHexValue() + " as " + startPoint.formatShortInteractive());
        return true;
    }
    /* Seed with startPoint */
    searchStack.push(new SearchFrame(startPoint));
    walked.add(startPoint);
    boolean found = false;
    while (!searchStack.isEmpty() && !found) {
        SearchFrame current = searchStack.peek();
        int fieldIndex = current.fieldIndex++;
        if (current.fieldAccessors.length <= fieldIndex) {
            // We've walked all the fields on this object
            searchStack.pop();
            continue;
        }
        try {
            current.fieldName = current.fieldAccessors[fieldIndex].getName();
            Object result = current.fieldAccessors[fieldIndex].invoke(current.ptr);
            if (result == null) {
                continue;
            }
            fieldCount++;
            if (result instanceof StructurePointer) {
                StructurePointer ptr = (StructurePointer) result;
                found = checkPointer(searchStack, ptr);
                if (!searchStack.isFull() && !walked.contains(ptr)) {
                    walked.add(ptr);
                    searchStack.push(new SearchFrame(ptr));
                }
            } else if (result instanceof AbstractPointer) {
                AbstractPointer ptr = (AbstractPointer) result;
                found = checkPointer(searchStack, ptr);
            } else if (result instanceof Scalar) {
                Scalar s = (Scalar) result;
                found = checkScalar(searchStack, s);
            } else {
                out.println("Unexpected type walked: " + result.getClass().getName());
                continue;
            }
        } catch (InvocationTargetException e) {
            Throwable cause = e.getCause();
            if (cause instanceof CorruptDataException || cause instanceof NoSuchFieldError || cause instanceof NoClassDefFoundError) {
                // Skip this field
                continue;
            } else {
                throw new DDRInteractiveCommandException("Unexpected exception during walk", cause);
            }
        } catch (Exception e) {
            throw new DDRInteractiveCommandException("Unexpected exception during !whatis walk", e);
        }
    }
    return found;
}

Example 8 with DDRInteractiveCommandException

use of com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException in project openj9 by eclipse.

the class BytecodesCommand method run.

// dbgext_bytecodes
public void run(String command, String[] args, Context context, PrintStream out) throws DDRInteractiveCommandException {
    try {
        long address = CommandUtils.parsePointer(args[0], J9BuildFlags.env_data64);
        J9MethodPointer ramMethod = J9MethodPointer.cast(address);
        long maps = 0;
        if (ramMethod.isNull()) {
            CommandUtils.dbgPrint(out, "bad or missing ram method addr\n");
            return;
        }
        J9ClassPointer ramClass = ConstantPoolHelpers.J9_CLASS_FROM_METHOD(ramMethod);
        if (args.length == 2 && args[1].equals("maps")) {
            maps |= BCT_DumpMaps;
        }
        if (J9BuildFlags.env_littleEndian) {
            maps |= BCT_LittleEndianOutput;
        } else {
            maps |= BCT_BigEndianOutput;
        }
        J9ROMMethodPointer romMethod = J9MethodHelper.romMethod(ramMethod);
        J9ROMClassPointer romClass = ramClass.romClass();
        J9BCUtil.j9bcutil_dumpRomMethod(out, romMethod, romClass, maps, 0);
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}

Example 9 with DDRInteractiveCommandException

use of com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException in project openj9 by eclipse.

the class ThreadsCommand method search.

private void search(PrintStream out, UDATA tid) throws DDRInteractiveCommandException {
    try {
        J9JavaVMPointer vm = J9RASHelper.getVM(DataType.getJ9RASPointer());
        J9VMThreadPointer mainThread = vm.mainThread();
        if (mainThread.notNull()) {
            J9VMThreadPointer threadCursor = vm.mainThread();
            do {
                if (threadCursor.osThread().tid().eq(tid)) {
                    out.println(String.format("\t!stack 0x%08x\t!j9vmthread 0x%08x\t!j9thread 0x%08x\ttid 0x%x (%d) // %s", threadCursor.getAddress(), threadCursor.getAddress(), threadCursor.osThread().getAddress(), threadCursor.osThread().tid().longValue(), threadCursor.osThread().tid().longValue(), getThreadName(threadCursor)));
                    break;
                }
                threadCursor = threadCursor.linkNext();
            } while (!threadCursor.eq(mainThread));
        }
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}

Example 10 with DDRInteractiveCommandException

use of com.ibm.j9ddr.tools.ddrinteractive.DDRInteractiveCommandException in project openj9 by eclipse.

the class ThreadsCommand method flags.

private void flags(PrintStream out) throws DDRInteractiveCommandException {
    try {
        J9JavaVMPointer vm = J9RASHelper.getVM(DataType.getJ9RASPointer());
        J9VMThreadPointer mainThread = vm.mainThread();
        if (mainThread.notNull()) {
            J9VMThreadPointer threadCursor = vm.mainThread();
            do {
                out.append(String.format("    !j9vmthread 0x%s publicFlags=%s privateFlags=%s // %s", Long.toHexString(threadCursor.getAddress()), Long.toHexString(threadCursor.publicFlags().longValue()), Long.toHexString(threadCursor.privateFlags().longValue()), getThreadName(threadCursor)));
                out.append(nl);
                threadCursor = threadCursor.linkNext();
            } while (!threadCursor.eq(mainThread));
        }
    } catch (CorruptDataException e) {
        throw new DDRInteractiveCommandException(e);
    }
}