public Error GetMethodLineTable(ReferenceTypeId referenceType, MethodId methodId, out long start, out long end, out LineNumberData[] lines)
{
start = 0;
end = 0;
lines = null;
JniEnvironment nativeEnvironment;
JvmtiEnvironment environment;
jvmtiError error = GetEnvironment(out environment, out nativeEnvironment);
if (error != jvmtiError.None)
return GetStandardError(error);
error = environment.GetLineNumberTable(methodId, out lines);
if (error != jvmtiError.None)
return GetStandardError(error);
jlocation startLocation;
jlocation endLocation;
error = environment.GetMethodLocation(methodId, out startLocation, out endLocation);
if (error != jvmtiError.None)
return GetStandardError(error);
start = startLocation.Value;
end = endLocation.Value;
return Error.None;
}
public Error GetMethodLineTable(out long start, out long end, out LineNumberData[] lines, ReferenceTypeId referenceType, MethodId method)
{
byte[] packet = new byte[HeaderSize + ReferenceTypeIdSize + MethodIdSize];
int id = GetMessageId();
SerializeHeader(packet, id, MethodCommand.LineTable);
WriteReferenceTypeId(packet, HeaderSize, referenceType);
WriteMethodId(packet, HeaderSize + ReferenceTypeIdSize, method);
byte[] response = SendPacket(id, packet);
Error errorCode = ReadErrorCode(response);
if (errorCode != Error.None)
{
start = 0;
end = 0;
lines = null;
return errorCode;
}
int offset = HeaderSize;
start = ReadInt64(response, ref offset);
end = ReadInt64(response, ref offset);
int lineCount = ReadInt32(response, ref offset);
lines = new LineNumberData[lineCount];
for (int i = 0; i < lineCount; i++)
{
long lineCodeIndex = ReadInt64(response, ref offset);
int lineNumber = ReadInt32(response, ref offset);
lines[i] = new LineNumberData(lineCodeIndex, lineNumber);
}
return Error.None;
}
public jvmtiError GetLineNumberTable(MethodId methodId, out LineNumberData[] lines)
{
lines = null;
int entryCount;
IntPtr table;
jvmtiError error = RawInterface.GetLineNumberTable(this, (jmethodID)methodId, out entryCount, out table);
if (error != jvmtiError.None)
return error;
try
{
List<LineNumberData> lineData = new List<LineNumberData>();
unsafe
{
jvmtiLineNumberEntry* entryTable = (jvmtiLineNumberEntry*)table;
for (int i = 0; i < entryCount; i++)
{
long lineCodeIndex = entryTable[i].StartLocation.Value;
LineNumberData line = new LineNumberData(lineCodeIndex, entryTable[i].LineNumber);
lineData.Add(line);
}
}
lines = lineData.ToArray();
return jvmtiError.None;
}
finally
{
Deallocate(table);
}
}