public boolean visit(Expression e) throws Exception {
if (typeDeclaration.sourceStart() < e.sourceStart()
&& typeDeclaration.sourceEnd() > e.sourceEnd()) {
if (e instanceof Assignment) {
if (e.sourceStart() == offset && e.sourceEnd() - e.sourceStart() == length) {
result = ((Assignment) e).getValue();
context = contextStack.peek();
} else if (variableName != null) {
Assignment assignment = (Assignment) e;
Expression left = assignment.getVariable();
Expression right = assignment.getValue();
if (left instanceof StaticFieldAccess) {
StaticFieldAccess fieldAccess = (StaticFieldAccess) left;
Expression dispatcher = fieldAccess.getDispatcher();
if (dispatcher instanceof TypeReference
&& "self".equals(((TypeReference) dispatcher).getName())) { // $NON-NLS-1$
Expression field = fieldAccess.getField();
if (field instanceof VariableReference
&& variableName.equals(((VariableReference) field).getName())) {
staticDeclarations.put(right, contextStack.peek());
}
}
} else if (left instanceof FieldAccess) {
FieldAccess fieldAccess = (FieldAccess) left;
Expression dispatcher = fieldAccess.getDispatcher();
if (dispatcher instanceof VariableReference
&& "$this".equals(((VariableReference) dispatcher).getName())) { // $NON-NLS-1$
Expression field = fieldAccess.getField();
if (field instanceof SimpleReference
&& variableName.equals('$' + ((SimpleReference) field).getName())) {
staticDeclarations.put(right, contextStack.peek());
}
}
}
}
}
}
return visitGeneral(e);
}
