mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 21:55:31 +00:00
305 lines
8.4 KiB
C++
Executable File
305 lines
8.4 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 50; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* vim:set ts=4 sw=4 sts=4: */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is Oracle Corporation code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Oracle Corporation
|
|
* Portions created by the Initial Developer are Copyright (C) 2004
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Vladimir Vukicevic <vladimir.vukicevic@oracle.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsHashPropertyBag.h"
|
|
#include "nsArray.h"
|
|
#include "nsArrayEnumerator.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsIVariant.h"
|
|
#include "nsIProperty.h"
|
|
#include "nsVariant.h"
|
|
|
|
nsresult
|
|
NS_NewHashPropertyBag(nsIWritablePropertyBag* *_retval)
|
|
{
|
|
nsHashPropertyBag *hpb = new nsHashPropertyBag();
|
|
if (!hpb)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
NS_ADDREF(hpb);
|
|
|
|
nsresult rv = hpb->Init();
|
|
if (NS_FAILED(rv)) {
|
|
NS_RELEASE(hpb);
|
|
return rv;
|
|
}
|
|
|
|
*_retval = hpb;
|
|
return NS_OK;
|
|
}
|
|
|
|
/*
|
|
* nsHashPropertyBag impl
|
|
*/
|
|
|
|
NS_IMPL_THREADSAFE_ADDREF(nsHashPropertyBag)
|
|
NS_IMPL_THREADSAFE_RELEASE(nsHashPropertyBag)
|
|
NS_INTERFACE_MAP_BEGIN(nsHashPropertyBag)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWritablePropertyBag)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsIPropertyBag, nsIWritablePropertyBag)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWritablePropertyBag)
|
|
NS_INTERFACE_MAP_ENTRY(nsIPropertyBag2)
|
|
NS_INTERFACE_MAP_ENTRY(nsIWritablePropertyBag2)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
nsresult
|
|
nsHashPropertyBag::Init()
|
|
{
|
|
// we can only assume that Init will fail only due to OOM.
|
|
if (!mPropertyHash.Init())
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetProperty(const nsAString& name, nsIVariant* *_retval)
|
|
{
|
|
PRBool isFound = mPropertyHash.Get(name, _retval);
|
|
if (!isFound)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::SetProperty(const nsAString& name, nsIVariant *value)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(value);
|
|
|
|
PRBool success = mPropertyHash.Put(name, value);
|
|
if (!success)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::DeleteProperty(const nsAString& name)
|
|
{
|
|
// is it too much to ask for ns*Hashtable to return
|
|
// a boolean indicating whether RemoveEntry succeeded
|
|
// or not?!?!
|
|
PRBool isFound = mPropertyHash.Get(name, nsnull);
|
|
if (!isFound)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
// then from the hash
|
|
mPropertyHash.Remove(name);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
//
|
|
// nsSimpleProperty class and impl; used for GetEnumerator
|
|
//
|
|
|
|
class nsSimpleProperty : public nsIProperty {
|
|
public:
|
|
nsSimpleProperty(const nsAString& aName, nsIVariant* aValue)
|
|
: mName(aName), mValue(aValue)
|
|
{
|
|
}
|
|
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIPROPERTY
|
|
protected:
|
|
nsString mName;
|
|
nsCOMPtr<nsIVariant> mValue;
|
|
};
|
|
|
|
NS_IMPL_ISUPPORTS1(nsSimpleProperty, nsIProperty)
|
|
|
|
NS_IMETHODIMP
|
|
nsSimpleProperty::GetName(nsAString& aName)
|
|
{
|
|
aName.Assign(mName);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSimpleProperty::GetValue(nsIVariant* *aValue)
|
|
{
|
|
NS_IF_ADDREF(*aValue = mValue);
|
|
return NS_OK;
|
|
}
|
|
|
|
// end nsSimpleProperty
|
|
|
|
PR_STATIC_CALLBACK(PLDHashOperator)
|
|
PropertyHashToArrayFunc (const nsAString &aKey,
|
|
nsIVariant* aData,
|
|
void *userArg)
|
|
{
|
|
nsIMutableArray *propertyArray =
|
|
NS_STATIC_CAST(nsIMutableArray *, userArg);
|
|
nsSimpleProperty *sprop = new nsSimpleProperty(aKey, aData);
|
|
propertyArray->AppendElement(sprop, PR_FALSE);
|
|
return PL_DHASH_NEXT;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetEnumerator(nsISimpleEnumerator* *_retval)
|
|
{
|
|
nsCOMPtr<nsIMutableArray> propertyArray = new nsArray();
|
|
if (!propertyArray)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
|
|
mPropertyHash.EnumerateRead(PropertyHashToArrayFunc, propertyArray.get());
|
|
|
|
return NS_NewArrayEnumerator(_retval, propertyArray);
|
|
}
|
|
|
|
#define IMPL_GETSETPROPERTY_AS(Name, Type) \
|
|
NS_IMETHODIMP \
|
|
nsHashPropertyBag::GetPropertyAs ## Name (const nsAString & prop, Type *_retval) \
|
|
{ \
|
|
nsIVariant* v = mPropertyHash.GetWeak(prop); \
|
|
if (!v) \
|
|
return NS_ERROR_NOT_AVAILABLE; \
|
|
return v->GetAs ## Name(_retval); \
|
|
} \
|
|
\
|
|
NS_IMETHODIMP \
|
|
nsHashPropertyBag::SetPropertyAs ## Name (const nsAString & prop, Type value) \
|
|
{ \
|
|
nsCOMPtr<nsIWritableVariant> var = new nsVariant(); \
|
|
if (!var) \
|
|
return NS_ERROR_OUT_OF_MEMORY; \
|
|
var->SetAs ## Name(value); \
|
|
return SetProperty(prop, var); \
|
|
}
|
|
|
|
IMPL_GETSETPROPERTY_AS(Int32, PRInt32)
|
|
IMPL_GETSETPROPERTY_AS(Uint32, PRUint32)
|
|
IMPL_GETSETPROPERTY_AS(Int64, PRInt64)
|
|
IMPL_GETSETPROPERTY_AS(Uint64, PRUint64)
|
|
IMPL_GETSETPROPERTY_AS(Double, double)
|
|
IMPL_GETSETPROPERTY_AS(Bool, PRBool)
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetPropertyAsAString(const nsAString & prop, nsAString & _retval)
|
|
{
|
|
nsIVariant* v = mPropertyHash.GetWeak(prop);
|
|
if (!v)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
return v->GetAsAString(_retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetPropertyAsACString(const nsAString & prop, nsACString & _retval)
|
|
{
|
|
nsIVariant* v = mPropertyHash.GetWeak(prop);
|
|
if (!v)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
return v->GetAsACString(_retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetPropertyAsAUTF8String(const nsAString & prop, nsACString & _retval)
|
|
{
|
|
nsIVariant* v = mPropertyHash.GetWeak(prop);
|
|
if (!v)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
return v->GetAsAUTF8String(_retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::GetPropertyAsInterface(const nsAString & prop,
|
|
const nsIID & aIID,
|
|
void** _retval)
|
|
{
|
|
nsIVariant* v = mPropertyHash.GetWeak(prop);
|
|
if (!v)
|
|
return NS_ERROR_NOT_AVAILABLE;
|
|
nsCOMPtr<nsISupports> val;
|
|
nsresult rv = v->GetAsISupports(getter_AddRefs(val));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
if (!val) {
|
|
// We have a value, but it's null
|
|
*_retval = nsnull;
|
|
return NS_OK;
|
|
}
|
|
return val->QueryInterface(aIID, _retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::SetPropertyAsAString(const nsAString & prop, const nsAString & value)
|
|
{
|
|
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
|
|
if (!var)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
var->SetAsAString(value);
|
|
return SetProperty(prop, var);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::SetPropertyAsACString(const nsAString & prop, const nsACString & value)
|
|
{
|
|
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
|
|
if (!var)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
var->SetAsACString(value);
|
|
return SetProperty(prop, var);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::SetPropertyAsAUTF8String(const nsAString & prop, const nsACString & value)
|
|
{
|
|
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
|
|
if (!var)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
var->SetAsAUTF8String(value);
|
|
return SetProperty(prop, var);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHashPropertyBag::SetPropertyAsInterface(const nsAString & prop, nsISupports* value)
|
|
{
|
|
nsCOMPtr<nsIWritableVariant> var = new nsVariant();
|
|
if (!var)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
var->SetAsISupports(value);
|
|
return SetProperty(prop, var);
|
|
}
|
|
|