public PythonWrapperNode(PythonContext context, PNode child) {
/**
* Don't insert the child here, because child node will be replaced with the wrapper node. If
* child node is inserted here, it's parent (which will be wrapper's parent after replacement)
* will be lost. Instead, wrapper is created, and the child is replaced with its wrapper, and
* then wrapper's child is adopted by calling adoptChildren() in {@link ProfilerTranslator}.
*/
this.child = child;
/**
* context.getProbe will either generate a probe for this source section, or return the existing
* probe for this section. There can be only one probe for the same source section.
*/
this.probe = context.createProbe(child.getSourceSection());
}
@Override
public PEnumerate executePEnumerate(VirtualFrame frame) throws UnexpectedResultException {
probe.enter(child, frame);
PEnumerate result;
try {
result = child.executePEnumerate(frame);
} catch (KillException e) {
throw (e);
} catch (Exception e) {
probe.leaveExceptional(child, frame, e);
throw (e);
}
return result;
}
@Override
public int executeInt(VirtualFrame frame) throws UnexpectedResultException {
probe.enter(child, frame);
int result;
try {
result = child.executeInt(frame);
probe.leave(child, frame);
} catch (KillException e) {
throw (e);
} catch (Exception e) {
probe.leaveExceptional(child, frame, e);
throw (e);
}
return result;
}
@Override
public Object execute(VirtualFrame frame) {
probe.enter(child, frame);
Object result;
try {
result = child.execute(frame);
probe.leave(child, frame);
} catch (KillException e) {
throw (e);
} catch (Exception e) {
probe.leaveExceptional(child, frame, e);
throw (e);
}
return result;
}
@Override
public PSequenceIterator executePSequenceIterator(VirtualFrame frame)
throws UnexpectedResultException {
probe.enter(child, frame);
PSequenceIterator result;
try {
result = child.executePSequenceIterator(frame);
probe.leave(child, frame);
} catch (KillException e) {
throw (e);
} catch (Exception e) {
probe.leaveExceptional(child, frame, e);
throw (e);
}
return result;
}
@Override
public PythonBuiltinClass executePythonBuiltinClass(VirtualFrame frame)
throws UnexpectedResultException {
probe.enter(child, frame);
PythonBuiltinClass result;
try {
result = child.executePythonBuiltinClass(frame);
probe.leave(child, frame);
} catch (KillException e) {
throw (e);
} catch (Exception e) {
probe.leaveExceptional(child, frame, e);
throw (e);
}
return result;
}
@Override
public Object execute(VirtualFrame frame) {
right.execute(frame);
throw ReturnException.INSTANCE;
}