xpcom/ds/nsProperties.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "nsProperties.h"
   8
   9 ////////////////////////////////////////////////////////////////////////////////
  10
  11 NS_IMPL_ISUPPORTS(nsProperties, nsIProperties)
  12
  13 NS_IMETHODIMP
  14 nsProperties::Get(const char* prop, const nsIID& uuid, void** result) {
  15   if (NS_WARN_IF(!prop)) {
  16     return NS_ERROR_INVALID_ARG;
  17   }
  18
  19   nsCOMPtr<nsISupports> value;
  20   if (!nsProperties_HashBase::Get(prop, getter_AddRefs(value))) {
  21     return NS_ERROR_FAILURE;
  22   }
  23   return (value) ? value->QueryInterface(uuid, result) : NS_ERROR_NO_INTERFACE;
  24 }
  25
  26 NS_IMETHODIMP
  27 nsProperties::Set(const char* prop, nsISupports* value) {
  28   if (NS_WARN_IF(!prop)) {
  29     return NS_ERROR_INVALID_ARG;
  30   }
  31   InsertOrUpdate(prop, value);
  32   return NS_OK;
  33 }
  34
  35 NS_IMETHODIMP
  36 nsProperties::Undefine(const char* prop) {
  37   if (NS_WARN_IF(!prop)) {
  38     return NS_ERROR_INVALID_ARG;
  39   }
  40
  41   return nsProperties_HashBase::Remove(prop) ? NS_OK : NS_ERROR_FAILURE;
  42 }
  43
  44 NS_IMETHODIMP
  45 nsProperties::Has(const char* prop, bool* result) {
  46   if (NS_WARN_IF(!prop)) {
  47     return NS_ERROR_INVALID_ARG;
  48   }
  49
  50   *result = nsProperties_HashBase::Contains(prop);
  51   return NS_OK;
  52 }
  53
  54 NS_IMETHODIMP
  55 nsProperties::GetKeys(nsTArray<nsCString>& aKeys) {
  56   mozilla::AppendToArray(aKeys, this->Keys());
  57
  58   return NS_OK;
  59 }
  60
  61 ////////////////////////////////////////////////////////////////////////////////