private int referenceInstance(Symbol symbol) {
Symbol owner = symbol.owner();
if (owner != null && owner.isMethodSymbol()) {
// local variable, use owner of the method
owner = owner.owner();
}
int result = -1;
if (owner != null && !outerClasses.peek().equals(owner)) {
if (symbol.isUnknown()) {
result = atLeastOneReference.size() - 1;
} else if (!symbol.isStatic()) {
result = fromInstance(symbol, owner);
}
}
return result;
}
private void addAssignment(IdentifierTree identifier) {
Symbol reference = identifier.symbol();
if (!reference.isUnknown()) {
assignments.put(reference, identifier);
}
}