Make nsJSURI inherit from nsSimpleURI. Bug 647570, r=bzbarsky

This commit is contained in:
Emanuele Costa 2011-05-25 16:23:07 -04:00
parent 85664af740
commit 69a7d078c2
6 changed files with 94 additions and 157 deletions

View File

@ -61,6 +61,7 @@ EXPORTS = $(srcdir)/nsJSProtocolHandler.h
LOCAL_INCLUDES += \
-I$(srcdir) \
-I$(topsrcdir)/dom/base \
-I$(topsrcdir)/netwerk/base/src \
EXTRA_DSO_LDOPTS = \
$(MOZ_COMPONENT_LIBS) \

View File

@ -22,6 +22,7 @@
*
* Contributor(s):
* Pierre Phaneuf <pp@ludusdesign.com>
* Emanuele Costa <emanuele.costa@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
@ -1219,10 +1220,7 @@ nsJSProtocolHandler::NewURI(const nsACString &aSpec,
// provided by standard URLs, so there is no "outer" object given to
// CreateInstance.
nsCOMPtr<nsIURI> url = do_CreateInstance(NS_SIMPLEURI_CONTRACTID, &rv);
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIURI> url = new nsJSURI(aBaseURI);
if (!aCharset || !nsCRT::strcasecmp("UTF-8", aCharset))
rv = url->SetSpec(aSpec);
@ -1241,10 +1239,7 @@ nsJSProtocolHandler::NewURI(const nsACString &aSpec,
return rv;
}
*result = new nsJSURI(aBaseURI, url);
NS_ENSURE_TRUE(*result, NS_ERROR_OUT_OF_MEMORY);
NS_ADDREF(*result);
url.forget(result);
return rv;
}
@ -1281,34 +1276,34 @@ nsJSProtocolHandler::AllowPort(PRInt32 port, const char *scheme, PRBool *_retval
////////////////////////////////////////////////////////////
// nsJSURI implementation
static NS_DEFINE_CID(kThisSimpleURIImplementationCID,
NS_THIS_SIMPLEURI_IMPLEMENTATION_CID);
NS_IMPL_ADDREF(nsJSURI)
NS_IMPL_RELEASE(nsJSURI)
NS_IMPL_ADDREF_INHERITED(nsJSURI, nsSimpleURI)
NS_IMPL_RELEASE_INHERITED(nsJSURI, nsSimpleURI)
NS_INTERFACE_MAP_BEGIN(nsJSURI)
NS_INTERFACE_MAP_ENTRY(nsIURI)
NS_INTERFACE_MAP_ENTRY(nsISerializable)
NS_INTERFACE_MAP_ENTRY(nsIClassInfo)
NS_INTERFACE_MAP_ENTRY(nsIMutable)
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIURI)
if (aIID.Equals(kJSURICID))
foundInterface = static_cast<nsIURI*>(this);
else if (aIID.Equals(kThisSimpleURIImplementationCID)) {
// Need to return explicitly here, because if we just set foundInterface
// to null the NS_INTERFACE_MAP_END_INHERITING will end up calling into
// nsSimplURI::QueryInterface and finding something for this CID.
*aInstancePtr = nsnull;
return NS_NOINTERFACE;
}
else
NS_INTERFACE_MAP_END
NS_INTERFACE_MAP_END_INHERITING(nsSimpleURI)
// nsISerializable methods:
NS_IMETHODIMP
nsJSURI::Read(nsIObjectInputStream* aStream)
{
nsresult rv;
rv = aStream->ReadObject(PR_TRUE, getter_AddRefs(mSimpleURI));
nsresult rv = nsSimpleURI::Read(aStream);
if (NS_FAILED(rv)) return rv;
mMutable = do_QueryInterface(mSimpleURI);
NS_ENSURE_TRUE(mMutable, NS_ERROR_UNEXPECTED);
PRBool haveBase;
rv = aStream->ReadBoolean(&haveBase);
if (NS_FAILED(rv)) return rv;
@ -1324,9 +1319,7 @@ nsJSURI::Read(nsIObjectInputStream* aStream)
NS_IMETHODIMP
nsJSURI::Write(nsIObjectOutputStream* aStream)
{
nsresult rv;
rv = aStream->WriteObject(mSimpleURI, PR_TRUE);
nsresult rv = nsSimpleURI::Write(aStream);
if (NS_FAILED(rv)) return rv;
rv = aStream->WriteBoolean(mBaseURI != nsnull);
@ -1341,99 +1334,47 @@ nsJSURI::Write(nsIObjectOutputStream* aStream)
}
// nsIURI methods:
NS_IMETHODIMP
nsJSURI::Clone(nsIURI** aClone)
/* virtual */ nsSimpleURI*
nsJSURI::StartClone(nsSimpleURI::RefHandlingEnum /* ignored */)
{
nsCOMPtr<nsIURI> simpleClone;
nsresult rv = mSimpleURI->Clone(getter_AddRefs(simpleClone));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIURI> baseClone;
if (mBaseURI) {
rv = mBaseURI->Clone(getter_AddRefs(baseClone));
NS_ENSURE_SUCCESS(rv, rv);
nsresult rv = mBaseURI->Clone(getter_AddRefs(baseClone));
if (NS_FAILED(rv)) {
return nsnull;
}
}
nsIURI* newURI = new nsJSURI(baseClone, simpleClone);
NS_ENSURE_TRUE(newURI, NS_ERROR_OUT_OF_MEMORY);
NS_ADDREF(*aClone = newURI);
return NS_OK;
return new nsJSURI(baseClone);
}
NS_IMETHODIMP
nsJSURI::Equals(nsIURI* aOther, PRBool *aResult)
nsJSURI::Equals(nsIURI* other, PRBool *result)
{
if (!aOther) {
*aResult = PR_FALSE;
return NS_OK;
}
nsRefPtr<nsJSURI> otherJSUri;
aOther->QueryInterface(kJSURICID, getter_AddRefs(otherJSUri));
if (!otherJSUri) {
*aResult = PR_FALSE;
*result = PR_FALSE;
if (other) {
nsRefPtr<nsJSURI> otherJSURI;
nsresult rv = other->QueryInterface(kJSURICID,
getter_AddRefs(otherJSURI));
if (!otherJSURI) {
*result = PR_FALSE;
return NS_OK;
}
*result = nsSimpleURI::EqualsInternal(otherJSURI, eHonorRef);
NS_ENSURE_SUCCESS(rv, rv);
if (!*result)
return NS_OK;
nsIURI* otherBaseURI = otherJSURI->GetBaseURI();
if (mBaseURI)
return mBaseURI->Equals(otherBaseURI, result);
*result = !otherBaseURI;
}
return mSimpleURI->Equals(otherJSUri->mSimpleURI, aResult);
}
// nsIClassInfo methods:
NS_IMETHODIMP
nsJSURI::GetInterfaces(PRUint32 *count, nsIID * **array)
{
*count = 0;
*array = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsJSURI::GetHelperForLanguage(PRUint32 language, nsISupports **_retval)
{
*_retval = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsJSURI::GetContractID(char * *aContractID)
{
// Make sure to modify any subclasses as needed if this ever
// changes.
*aContractID = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsJSURI::GetClassDescription(char * *aClassDescription)
{
*aClassDescription = nsnull;
return NS_OK;
}
NS_IMETHODIMP
nsJSURI::GetClassID(nsCID * *aClassID)
{
// Make sure to modify any subclasses as needed if this ever
// changes to not call the virtual GetClassIDNoAlloc.
*aClassID = (nsCID*) nsMemory::Alloc(sizeof(nsCID));
if (!*aClassID)
return NS_ERROR_OUT_OF_MEMORY;
return GetClassIDNoAlloc(*aClassID);
}
NS_IMETHODIMP
nsJSURI::GetImplementationLanguage(PRUint32 *aImplementationLanguage)
{
*aImplementationLanguage = nsIProgrammingLanguage::CPLUSPLUS;
return NS_OK;
}
NS_IMETHODIMP
nsJSURI::GetFlags(PRUint32 *aFlags)
{
*aFlags = nsIClassInfo::MAIN_THREAD_ONLY;
return NS_OK;
}
@ -1443,3 +1384,4 @@ nsJSURI::GetClassIDNoAlloc(nsCID *aClassIDNoAlloc)
*aClassIDNoAlloc = kJSURICID;
return NS_OK;
}

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@ -20,6 +20,7 @@
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Emanuele Costa <emanuele.costa@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
@ -44,6 +45,7 @@
#include "nsIMutable.h"
#include "nsISerializable.h"
#include "nsIClassInfo.h"
#include "nsSimpleURI.h"
#define NS_JSPROTOCOLHANDLER_CID \
{ /* bfc310d2-38a0-11d3-8cd3-0060b0fc14a3 */ \
@ -90,58 +92,37 @@ protected:
nsCOMPtr<nsITextToSubURI> mTextToSubURI;
};
// Use an extra base object to avoid having to manually retype all the
// nsIURI methods. I wish we could just inherit from nsSimpleURI instead.
class nsJSURI_base : public nsIURI,
public nsIMutable
class nsJSURI : public nsSimpleURI
{
public:
nsJSURI_base(nsIURI* aSimpleURI) :
mSimpleURI(aSimpleURI)
nsJSURI() {}
nsJSURI(nsIURI* aBaseURI) : mBaseURI(aBaseURI) {}
nsIURI* GetBaseURI() const
{
mMutable = do_QueryInterface(mSimpleURI);
NS_ASSERTION(aSimpleURI && mMutable, "This isn't going to work out");
}
virtual ~nsJSURI_base() {}
// For use only from deserialization
nsJSURI_base() {}
NS_FORWARD_NSIURI(mSimpleURI->)
NS_FORWARD_NSIMUTABLE(mMutable->)
protected:
nsCOMPtr<nsIURI> mSimpleURI;
nsCOMPtr<nsIMutable> mMutable;
};
class nsJSURI : public nsJSURI_base,
public nsISerializable,
public nsIClassInfo
{
public:
nsJSURI(nsIURI* aBaseURI, nsIURI* aSimpleURI) :
nsJSURI_base(aSimpleURI), mBaseURI(aBaseURI)
{}
virtual ~nsJSURI() {}
// For use only from deserialization
nsJSURI() : nsJSURI_base() {}
NS_DECL_ISUPPORTS
NS_DECL_NSISERIALIZABLE
NS_DECL_NSICLASSINFO
// Override Clone() and Equals()
NS_IMETHOD Clone(nsIURI** aClone);
NS_IMETHOD Equals(nsIURI* aOther, PRBool *aResult);
nsIURI* GetBaseURI() const {
return mBaseURI;
}
NS_DECL_ISUPPORTS_INHERITED
// nsIURI overrides
NS_IMETHOD Equals(nsIURI* other, PRBool *result);
virtual nsSimpleURI* StartClone(RefHandlingEnum refHandlingMode);
// nsISerializable overrides
NS_IMETHOD Read(nsIObjectInputStream* aStream);
NS_IMETHOD Write(nsIObjectOutputStream* aStream);
// Override the nsIClassInfo method GetClassIDNoAlloc to make sure our
// nsISerializable impl works right.
NS_IMETHOD GetClassIDNoAlloc(nsCID *aClassIDNoAlloc);
//NS_IMETHOD QueryInterface( const nsIID& aIID, void** aInstancePtr );
private:
nsCOMPtr<nsIURI> mBaseURI;
};
#endif /* nsJSProtocolHandler_h___ */

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@ -336,6 +336,7 @@ LOCAL_INCLUDES += -I$(srcdir)/../base \
-I$(topsrcdir)/js/src/xpconnect/src \
-I$(topsrcdir)/js/src/xpconnect/loader \
-I$(topsrcdir)/caps/include \
-I$(topsrcdir)/netwerk/base/src \
$(NULL)
ifdef MOZ_MATHML

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@ -449,15 +449,22 @@ nsSimpleURI::EqualsInternal(nsIURI* other,
return NS_OK;
}
*result = (mScheme == otherUri->mScheme &&
mPath == otherUri->mPath);
*result = EqualsInternal(otherUri, refHandlingMode);
return NS_OK;
}
if (*result && refHandlingMode == eHonorRef) {
*result = (mIsRefValid == otherUri->mIsRefValid &&
(!mIsRefValid || mRef == otherUri->mRef));
bool
nsSimpleURI::EqualsInternal(nsSimpleURI* otherUri, RefHandlingEnum refHandlingMode)
{
bool result = (mScheme == otherUri->mScheme &&
mPath == otherUri->mPath);
if (result && refHandlingMode == eHonorRef) {
result = (mIsRefValid == otherUri->mIsRefValid &&
(!mIsRefValid || mRef == otherUri->mRef));
}
return NS_OK;
return result;
}
NS_IMETHODIMP

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@ -85,6 +85,11 @@ protected:
RefHandlingEnum refHandlingMode,
PRBool* result);
// Helper to be used by inherited classes who want to test
// equality given and assumed nsSimpleURI. This must NOT check
// the passed-in other for QI to our CID.
bool EqualsInternal(nsSimpleURI* otherUri, RefHandlingEnum refHandlingMode);
// NOTE: This takes the refHandlingMode as an argument because
// nsSimpleNestedURI's specialized version needs to know how to clone
// its inner URI.