/** * Get the target entry for a given patch element. * * @param element the patch element * @return the patch entry * @throws PatchingException */ protected PatchEntry resolveForElement(final PatchElement element) throws PatchingException { assert state == State.NEW; final PatchElementProvider provider = element.getProvider(); final String layerName = provider.getName(); final LayerType layerType = provider.getLayerType(); final Map<String, PatchEntry> map; if (layerType == LayerType.Layer) { map = layers; } else { map = addOns; } PatchEntry entry = map.get(layerName); if (entry == null) { final InstallationManager.MutablePatchingTarget target = modification.resolve(layerName, layerType); if (target == null) { throw PatchMessages.MESSAGES.noSuchLayer(layerName); } entry = new PatchEntry(target, element); map.put(layerName, entry); } // Maintain the most recent element entry.updateElement(element); return entry; }