public static String renderLocation(final Location location) {
String sourceName;
try {
sourceName = location.sourceName();
} catch (Throwable e) {
sourceName = "Unknown Source";
}
final StringBuilder methodName = new StringBuilder();
try {
methodName.append(location.declaringType().name());
} catch (Throwable e) {
methodName.append(e.getMessage());
}
methodName.append(".");
try {
methodName.append(location.method().name());
} catch (Throwable e) {
methodName.append(e.getMessage());
}
int lineNumber;
try {
lineNumber = location.lineNumber();
} catch (Throwable e) {
lineNumber = -1;
}
return DebuggerBundle.message(
"export.threads.stackframe.format", methodName.toString(), sourceName, lineNumber);
}
@Override
public String getEventMessage(LocatableEvent event) {
final Location location = event.location();
String sourceName;
try {
sourceName = location.sourceName();
} catch (AbsentInformationException e) {
sourceName = getFileName();
}
final boolean printFullTrace = Registry.is("debugger.breakpoint.message.full.trace");
StringBuilder builder = new StringBuilder();
if (printFullTrace) {
builder.append(
DebuggerBundle.message(
"status.line.breakpoint.reached.full.trace",
DebuggerUtilsEx.getLocationMethodQName(location)));
try {
final List<StackFrame> frames = event.thread().frames();
renderTrace(frames, builder);
} catch (IncompatibleThreadStateException e) {
builder.append("Stacktrace not available: ").append(e.getMessage());
}
} else {
builder.append(
DebuggerBundle.message(
"status.line.breakpoint.reached",
DebuggerUtilsEx.getLocationMethodQName(location),
sourceName,
getLineIndex() + 1));
}
return builder.toString();
}
public static String getLocationMethodQName(@NotNull Location location) {
StringBuilder res = new StringBuilder();
ReferenceType type = location.declaringType();
if (type != null) {
res.append(type.name()).append('.');
}
res.append(location.method().name());
return res.toString();
}
private String getDisplayInfoInternal(boolean showPackageInfo, int totalTextLength) {
if (isValid()) {
final int lineNumber = myXBreakpoint.getSourcePosition().getLine() + 1;
String className = getClassName();
final boolean hasClassInfo = className != null && className.length() > 0;
final String methodName = getMethodName();
final String displayName = methodName != null ? methodName + "()" : null;
final boolean hasMethodInfo = displayName != null && displayName.length() > 0;
if (hasClassInfo || hasMethodInfo) {
final StringBuilder info = StringBuilderSpinAllocator.alloc();
try {
boolean isFile = myXBreakpoint.getSourcePosition().getFile().getName().equals(className);
String packageName = null;
if (hasClassInfo) {
final int dotIndex = className.lastIndexOf(".");
if (dotIndex >= 0 && !isFile) {
packageName = className.substring(0, dotIndex);
className = className.substring(dotIndex + 1);
}
if (totalTextLength != -1) {
if (className.length() + (hasMethodInfo ? displayName.length() : 0)
> totalTextLength + 3) {
int offset = totalTextLength - (hasMethodInfo ? displayName.length() : 0);
if (offset > 0 && offset < className.length()) {
className = className.substring(className.length() - offset);
info.append("...");
}
}
}
info.append(className);
}
if (hasMethodInfo) {
if (isFile) {
info.append(":");
} else if (hasClassInfo) {
info.append(".");
}
info.append(displayName);
}
if (showPackageInfo && packageName != null) {
info.append(" (").append(packageName).append(")");
}
return DebuggerBundle.message(
"line.breakpoint.display.name.with.class.or.method", lineNumber, info.toString());
} finally {
StringBuilderSpinAllocator.dispose(info);
}
}
return DebuggerBundle.message("line.breakpoint.display.name", lineNumber);
}
return DebuggerBundle.message("status.breakpoint.invalid");
}
private static List<ThreadState> buildThreadStates(VirtualMachineProxyImpl vmProxy) {
final List<ThreadReference> threads = vmProxy.getVirtualMachine().allThreads();
final List<ThreadState> result = new ArrayList<ThreadState>();
final Map<String, ThreadState> nameToThreadMap = new HashMap<String, ThreadState>();
final Map<String, String> waitingMap = new HashMap<String, String>(); // key 'waits_for' value
for (ThreadReference threadReference : threads) {
final StringBuilder buffer = new StringBuilder();
boolean hasEmptyStack = true;
final String threadName = threadName(threadReference);
final int threadStatus = threadReference.status();
final ThreadState threadState =
new ThreadState(threadName, threadStatusToState(threadStatus));
nameToThreadMap.put(threadName, threadState);
result.add(threadState);
threadState.setJavaThreadState(threadStatusToJavaThreadState(threadStatus));
buffer.append(threadName);
ReferenceType referenceType = threadReference.referenceType();
if (referenceType != null) {
//noinspection HardCodedStringLiteral
Field daemon = referenceType.fieldByName("daemon");
if (daemon != null) {
Value value = threadReference.getValue(daemon);
if (value instanceof BooleanValue && ((BooleanValue) value).booleanValue()) {
buffer
.append(" ")
.append(DebuggerBundle.message("threads.export.attribute.label.daemon"));
}
}
//noinspection HardCodedStringLiteral
Field priority = referenceType.fieldByName("priority");
if (priority != null) {
Value value = threadReference.getValue(priority);
if (value instanceof IntegerValue) {
buffer
.append(", ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.priority",
((IntegerValue) value).intValue()));
}
}
}
ThreadGroupReference groupReference = threadReference.threadGroup();
if (groupReference != null) {
buffer
.append(", ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.group", groupReference.name()));
}
buffer
.append(", ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.status", threadState.getState()));
buffer.append("\n java.lang.Thread.State: ").append(threadState.getJavaThreadState());
try {
if (vmProxy.canGetOwnedMonitorInfo() && vmProxy.canGetMonitorInfo()) {
List<ObjectReference> list = threadReference.ownedMonitors();
for (ObjectReference reference : list) {
final List<ThreadReference> waiting = reference.waitingThreads();
for (ThreadReference thread : waiting) {
final String waitingThreadName = threadName(thread);
waitingMap.put(waitingThreadName, threadName);
buffer
.append("\n\t ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.blocks.thread", waitingThreadName));
}
}
}
ObjectReference waitedMonitor =
vmProxy.canGetCurrentContendedMonitor()
? threadReference.currentContendedMonitor()
: null;
if (waitedMonitor != null) {
if (vmProxy.canGetMonitorInfo()) {
ThreadReference waitedMonitorOwner = waitedMonitor.owningThread();
if (waitedMonitorOwner != null) {
final String monitorOwningThreadName = threadName(waitedMonitorOwner);
waitingMap.put(threadName, monitorOwningThreadName);
buffer
.append("\n\t ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.waiting.for.thread",
monitorOwningThreadName));
}
}
}
final List<StackFrame> frames = threadReference.frames();
hasEmptyStack = frames.size() == 0;
for (StackFrame stackFrame : frames) {
final Location location = stackFrame.location();
buffer.append("\n\t ").append(renderLocation(location));
}
} catch (IncompatibleThreadStateException e) {
buffer
.append("\n\t ")
.append(DebuggerBundle.message("threads.export.attribute.error.incompatible.state"));
}
threadState.setStackTrace(buffer.toString(), hasEmptyStack);
ThreadDumpParser.inferThreadStateDetail(threadState);
}
for (String waiting : waitingMap.keySet()) {
final ThreadState waitingThread = nameToThreadMap.get(waiting);
final ThreadState awaitedThread = nameToThreadMap.get(waitingMap.get(waiting));
awaitedThread.addWaitingThread(waitingThread);
}
// detect simple deadlocks
for (ThreadState thread : result) {
for (ThreadState awaitingThread : thread.getAwaitingThreads()) {
if (awaitingThread.isAwaitedBy(thread)) {
thread.addDeadlockedThread(awaitingThread);
awaitingThread.addDeadlockedThread(thread);
}
}
}
ThreadDumpParser.sortThreads(result);
return result;
}
private static List<ThreadState> buildThreadStates(VirtualMachineProxyImpl vmProxy) {
final List<ThreadReference> threads = vmProxy.getVirtualMachine().allThreads();
final List<ThreadState> result = new ArrayList<ThreadState>();
final Map<String, ThreadState> nameToThreadMap = new HashMap<String, ThreadState>();
final Map<String, String> waitingMap = new HashMap<String, String>(); // key 'waits_for' value
for (ThreadReference threadReference : threads) {
final StringBuilder buffer = new StringBuilder();
boolean hasEmptyStack = true;
final int threadStatus = threadReference.status();
if (threadStatus == ThreadReference.THREAD_STATUS_ZOMBIE) {
continue;
}
final String threadName = threadName(threadReference);
final ThreadState threadState =
new ThreadState(threadName, threadStatusToState(threadStatus));
nameToThreadMap.put(threadName, threadState);
result.add(threadState);
threadState.setJavaThreadState(threadStatusToJavaThreadState(threadStatus));
buffer.append("\"").append(threadName).append("\"");
ReferenceType referenceType = threadReference.referenceType();
if (referenceType != null) {
//noinspection HardCodedStringLiteral
Field daemon = referenceType.fieldByName("daemon");
if (daemon != null) {
Value value = threadReference.getValue(daemon);
if (value instanceof BooleanValue && ((BooleanValue) value).booleanValue()) {
buffer
.append(" ")
.append(DebuggerBundle.message("threads.export.attribute.label.daemon"));
threadState.setDaemon(true);
}
}
//noinspection HardCodedStringLiteral
Field priority = referenceType.fieldByName("priority");
if (priority != null) {
Value value = threadReference.getValue(priority);
if (value instanceof IntegerValue) {
buffer
.append(" ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.priority",
((IntegerValue) value).intValue()));
}
}
Field tid = referenceType.fieldByName("tid");
if (tid != null) {
Value value = threadReference.getValue(tid);
if (value instanceof LongValue) {
buffer
.append(" ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.tid",
Long.toHexString(((LongValue) value).longValue())));
buffer.append(" nid=NA");
}
}
}
// ThreadGroupReference groupReference = threadReference.threadGroup();
// if (groupReference != null) {
// buffer.append(", ").append(DebuggerBundle.message("threads.export.attribute.label.group",
// groupReference.name()));
// }
final String state = threadState.getState();
if (state != null) {
buffer.append(" ").append(state);
}
buffer.append("\n java.lang.Thread.State: ").append(threadState.getJavaThreadState());
try {
if (vmProxy.canGetOwnedMonitorInfo() && vmProxy.canGetMonitorInfo()) {
List<ObjectReference> list = threadReference.ownedMonitors();
for (ObjectReference reference : list) {
if (!vmProxy.canGetMonitorFrameInfo()) { // java 5 and earlier
buffer.append("\n\t ").append(renderLockedObject(reference));
}
final List<ThreadReference> waiting = reference.waitingThreads();
for (ThreadReference thread : waiting) {
final String waitingThreadName = threadName(thread);
waitingMap.put(waitingThreadName, threadName);
buffer
.append("\n\t ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.blocks.thread", waitingThreadName));
}
}
}
ObjectReference waitedMonitor =
vmProxy.canGetCurrentContendedMonitor()
? threadReference.currentContendedMonitor()
: null;
if (waitedMonitor != null) {
if (vmProxy.canGetMonitorInfo()) {
ThreadReference waitedMonitorOwner = waitedMonitor.owningThread();
if (waitedMonitorOwner != null) {
final String monitorOwningThreadName = threadName(waitedMonitorOwner);
waitingMap.put(threadName, monitorOwningThreadName);
buffer
.append("\n\t ")
.append(
DebuggerBundle.message(
"threads.export.attribute.label.waiting.for.thread",
monitorOwningThreadName,
renderObject(waitedMonitor)));
}
}
}
final List<StackFrame> frames = threadReference.frames();
hasEmptyStack = frames.size() == 0;
final TIntObjectHashMap<List<ObjectReference>> lockedAt =
new TIntObjectHashMap<List<ObjectReference>>();
if (vmProxy.canGetMonitorFrameInfo()) {
for (MonitorInfo info : threadReference.ownedMonitorsAndFrames()) {
final int stackDepth = info.stackDepth();
List<ObjectReference> monitors;
if ((monitors = lockedAt.get(stackDepth)) == null) {
lockedAt.put(stackDepth, monitors = new SmartList<ObjectReference>());
}
monitors.add(info.monitor());
}
}
for (int i = 0, framesSize = frames.size(); i < framesSize; i++) {
final StackFrame stackFrame = frames.get(i);
try {
final Location location = stackFrame.location();
buffer.append("\n\t ").append(renderLocation(location));
final List<ObjectReference> monitors = lockedAt.get(i);
if (monitors != null) {
for (ObjectReference monitor : monitors) {
buffer.append("\n\t - ").append(renderLockedObject(monitor));
}
}
} catch (InvalidStackFrameException e) {
buffer.append("\n\t Invalid stack frame: ").append(e.getMessage());
}
}
} catch (IncompatibleThreadStateException e) {
buffer
.append("\n\t ")
.append(DebuggerBundle.message("threads.export.attribute.error.incompatible.state"));
}
threadState.setStackTrace(buffer.toString(), hasEmptyStack);
ThreadDumpParser.inferThreadStateDetail(threadState);
}
for (String waiting : waitingMap.keySet()) {
final ThreadState waitingThread = nameToThreadMap.get(waiting);
final ThreadState awaitedThread = nameToThreadMap.get(waitingMap.get(waiting));
awaitedThread.addWaitingThread(waitingThread);
}
// detect simple deadlocks
for (ThreadState thread : result) {
for (ThreadState awaitingThread : thread.getAwaitingThreads()) {
if (awaitingThread.isAwaitedBy(thread)) {
thread.addDeadlockedThread(awaitingThread);
awaitingThread.addDeadlockedThread(thread);
}
}
}
ThreadDumpParser.sortThreads(result);
return result;
}
private Map<String, com.sun.jdi.connect.Connector.Argument> parseConnectorArgs(
Connector connector, String argString) {
Map<String, com.sun.jdi.connect.Connector.Argument> arguments = connector.defaultArguments();
/*
* We are parsing strings of the form:
* name1=value1,[name2=value2,...]
* However, the value1...valuen substrings may contain
* embedded comma(s), so make provision for quoting inside
* the value substrings. (Bug ID 4285874)
*/
String regexPattern =
"(quote=[^,]+,)|"
+ // special case for quote=.,
"(\\w+=)"
+ // name=
"(((\"[^\"]*\")|"
+ // ( "l , ue"
"('[^']*')|"
+ // 'l , ue'
"([^,'\"]+))+,)"; // v a l u e )+ ,
Pattern p = Pattern.compile(regexPattern);
Matcher m = p.matcher(argString);
while (m.find()) {
int startPosition = m.start();
int endPosition = m.end();
if (startPosition > 0) {
/*
* It is an error if parsing skips over any part of argString.
*/
throw new IllegalArgumentException(
MessageOutput.format("Illegal connector argument", argString));
}
String token = argString.substring(startPosition, endPosition);
int index = token.indexOf('=');
String name = token.substring(0, index);
String value = token.substring(index + 1, token.length() - 1); // Remove comma delimiter
/*
* for values enclosed in quotes (single and/or double quotes)
* strip off enclosing quote chars
* needed for quote enclosed delimited substrings
*/
if (name.equals("options")) {
StringBuilder sb = new StringBuilder();
for (String s : splitStringAtNonEnclosedWhiteSpace(value)) {
while (isEnclosed(s, "\"") || isEnclosed(s, "'")) {
s = s.substring(1, s.length() - 1);
}
sb.append(s);
sb.append(" ");
}
value = sb.toString();
}
Connector.Argument argument = arguments.get(name);
if (argument == null) {
throw new IllegalArgumentException(
MessageOutput.format(
"Argument is not defined for connector:", new Object[] {name, connector.name()}));
}
argument.setValue(value);
argString = argString.substring(endPosition); // Remove what was just parsed...
m = p.matcher(argString); // and parse again on what is left.
}
if ((!argString.equals(",")) && (argString.length() > 0)) {
/*
* It is an error if any part of argString is left over,
* unless it was empty to begin with.
*/
throw new IllegalArgumentException(
MessageOutput.format("Illegal connector argument", argString));
}
return arguments;
}