protected static String calcLabel(ValueDescriptor descriptor) { final ValueDescriptorImpl valueDescriptor = (ValueDescriptorImpl) descriptor; final Value value = valueDescriptor.getValue(); if (value instanceof ObjectReference) { if (value instanceof StringReference) { return ((StringReference) value).value(); } else if (value instanceof ClassObjectReference) { ReferenceType type = ((ClassObjectReference) value).reflectedType(); return (type != null) ? type.name() : "{...}"; } else { final ObjectReference objRef = (ObjectReference) value; final Type type = objRef.type(); if (type instanceof ClassType && ((ClassType) type).isEnum()) { final String name = getEnumConstantName(objRef, (ClassType) type); if (name != null) { return name; } else { return type.name(); } } else { return ""; } } } else if (value == null) { //noinspection HardCodedStringLiteral return "null"; } else { return DebuggerBundle.message("label.undefined"); } }