public Error GetMethodVariableTable(ReferenceTypeId referenceType, MethodId method, out VariableData[] slots)
{
slots = null;
JniEnvironment nativeEnvironment;
JvmtiEnvironment environment;
jvmtiError error = GetEnvironment(out environment, out nativeEnvironment);
if (error != jvmtiError.None)
return GetStandardError(error);
error = environment.GetLocalVariableTable(method, out slots);
return GetStandardError(error);
}
public Error GetMethodVariableTable(out VariableData[] slots, ReferenceTypeId referenceType, MethodId method)
{
byte[] packet = new byte[HeaderSize + ReferenceTypeIdSize + MethodIdSize];
int id = GetMessageId();
SerializeHeader(packet, id, MethodCommand.VariableTableWithGeneric);
WriteReferenceTypeId(packet, HeaderSize, referenceType);
WriteMethodId(packet, HeaderSize + ReferenceTypeIdSize, method);
byte[] response = SendPacket(id, packet);
Error errorCode = ReadErrorCode(response);
if (errorCode != Error.None)
{
slots = null;
return errorCode;
}
int offset = HeaderSize;
int argumentCount = ReadInt32(response, ref offset);
int slotCount = ReadInt32(response, ref offset);
slots = new VariableData[slotCount];
for (int i = 0; i < slotCount; i++)
{
ulong codeIndex = ReadUInt64(response, ref offset);
string name = ReadString(response, ref offset);
string signature = ReadString(response, ref offset);
string genericSignature = ReadString(response, ref offset);
uint length = ReadUInt32(response, ref offset);
int slot = ReadInt32(response, ref offset);
slots[i] = new VariableData(slot, codeIndex, length, name, signature, genericSignature);
}
return Error.None;
}
public jvmtiError GetLocalVariableTable(MethodId methodId, out VariableData[] variables)
{
variables = null;
int entryCountPtr;
IntPtr tablePtr;
jvmtiError error = RawInterface.GetLocalVariableTable(this, methodId, out entryCountPtr, out tablePtr);
if (error != jvmtiError.None)
return error;
try
{
List<VariableData> variableData = new List<VariableData>();
unsafe
{
jvmtiLocalVariableEntry* entryTable = (jvmtiLocalVariableEntry*)tablePtr;
for (int i = 0; i < entryCountPtr; i++)
{
VariableData data = new VariableData(entryTable[i].Slot, (ulong)entryTable[i].StartLocation.Value, (uint)entryTable[i].Length, entryTable[i].Name, entryTable[i].Signature, entryTable[i].GenericSignature);
variableData.Add(data);
Deallocate(entryTable[i]._name);
Deallocate(entryTable[i]._signature);
Deallocate(entryTable[i]._genericSignature);
}
}
variables = variableData.ToArray();
return jvmtiError.None;
}
finally
{
Deallocate(tablePtr);
}
}
