@Override public boolean addUsage(SymbolReference usage) { if (usage != null) { usage.setSymbolDefinition(this); if (usages == null) { usages = new LinkedList<SymbolReference>(); } return usages.add(usage); } return false; }
@Override public boolean addBodyReference(SymbolReference bodyReference) { if (bodyReference != null) { SymbolDefinition definition = bodyReference.getSymbolDefinition(); if (definition != null) { int scope = definition.getScopeLevel(); if (scope <= scopeLevel) { if (bodyReferences == null) { bodyReferences = new LinkedList<SymbolReference>(); } return bodyReferences.add(bodyReference); } } } return false; }