private boolean checkForSubType(
TypeDeclaration curTypeDecl,
Hashtable knownSubTypes,
Hashtable finishedTypes,
boolean descent) {
if (curTypeDecl == null) {
return false;
}
if (curTypeDecl == _localType) {
return true;
}
if (knownSubTypes.containsKey(curTypeDecl)) {
return true;
}
if (finishedTypes.containsKey(curTypeDecl)) {
return false;
}
boolean result = false;
if (curTypeDecl instanceof ClassDeclaration) {
ClassDeclaration classDecl = (ClassDeclaration) curTypeDecl;
if (classDecl.hasBaseClass()) {
if (descent) {
if (checkForSubType(
classDecl.getBaseClass().getReferenceBaseTypeDecl(),
knownSubTypes,
finishedTypes,
true)) {
knownSubTypes.put(curTypeDecl, curTypeDecl);
result = true;
}
} else {
if (_localType == classDecl.getBaseClass().getReferenceBaseTypeDecl()) {
knownSubTypes.put(curTypeDecl, curTypeDecl);
result = true;
}
}
}
}
if (!result) {
for (TypeIterator it = curTypeDecl.getBaseInterfaces().getIterator(); it.hasNext(); ) {
if (descent) {
if (checkForSubType(
it.getNext().getReferenceBaseTypeDecl(), knownSubTypes, finishedTypes, true)) {
knownSubTypes.put(curTypeDecl, curTypeDecl);
result = true;
}
} else {
if (_localType == it.getNext().getReferenceBaseTypeDecl()) {
knownSubTypes.put(curTypeDecl, curTypeDecl);
result = true;
}
}
}
}
finishedTypes.put(curTypeDecl, curTypeDecl);
return result;
}
private void addPossibleBaseInterfaces(TypeDeclaration typeDecl) {
if (typeDecl.hasBaseInterfaces()) {
TypeDeclaration curAncestorDecl;
for (TypeIterator iter = typeDecl.getBaseInterfaces().getIterator(); iter.hasNext(); ) {
curAncestorDecl = iter.getNext().getReferenceBaseTypeDecl();
if (curAncestorDecl != null) {
_ancestors.add(curAncestorDecl);
addAncestors((InterfaceDeclaration) curAncestorDecl);
}
}
}
}