@Override
public void visitVarInsn(final int opcode, final int var) {
if (opcode == ALOAD && var == 0) {
// access to this
currentOpcodeNode = new OpcodeNodeAloadThis(opcode,
currentAddress++, currentLineNumber, currentOpcodeNode);
} else {
currentOpcodeNode = new OpcodeNode(opcode, currentAddress++,
currentLineNumber, currentOpcodeNode);
}