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lightning-sunbird  0.9+nobinonly
Classes | Functions | Variables
TestRes.cpp File Reference
#include "nsIResProtocolHandler.h"
#include "nsIServiceManager.h"
#include "nsIIOService.h"
#include "nsIInputStream.h"
#include "nsIComponentManager.h"
#include "nsIComponentRegistrar.h"
#include "nsIStreamListener.h"
#include "nsIEventQueueService.h"
#include "nsIURI.h"
#include "nsCRT.h"
#include "nsNetCID.h"

Go to the source code of this file.

Classes

class  Listener

Functions

static NS_DEFINE_CID (kIOServiceCID, NS_IOSERVICE_CID)
static NS_DEFINE_CID (kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID)
nsresult SetupMapping ()
nsresult TestOpenInputStream (const char *url)
nsresult TestAsyncRead (const char *url)
int main (int argc, char *argv[])

Variables

PRBool gDone = PR_FALSE
nsIEventQueuegEventQ = nsnull

Function Documentation

int main ( int  argc,
char *  argv[] 
)

Definition at line 242 of file TestRes.cpp.

{
    nsresult rv;
    {
        nsCOMPtr<nsIServiceManager> servMan;
        NS_InitXPCOM2(getter_AddRefs(servMan), nsnull, nsnull);
        nsCOMPtr<nsIComponentRegistrar> registrar = do_QueryInterface(servMan);
        NS_ASSERTION(registrar, "Null nsIComponentRegistrar");
        if (registrar)
            registrar->AutoRegister(nsnull);

        NS_ASSERTION(NS_SUCCEEDED(rv), "AutoregisterComponents failed");

        if (argc < 2) {
            printf("usage: %s resource://foo/<path-to-resolve>\n", argv[0]);
            return -1;
        }

        rv = SetupMapping();
        NS_ASSERTION(NS_SUCCEEDED(rv), "SetupMapping failed");
        if (NS_FAILED(rv)) return rv;

        rv = TestOpenInputStream(argv[1]);
        NS_ASSERTION(NS_SUCCEEDED(rv), "TestOpenInputStream failed");

        rv = TestAsyncRead(argv[1]);
        NS_ASSERTION(NS_SUCCEEDED(rv), "TestAsyncRead failed");
    } // this scopes the nsCOMPtrs
    // no nsCOMPtrs are allowed to be alive when you call NS_ShutdownXPCOM
    rv = NS_ShutdownXPCOM(nsnull);
    NS_ASSERTION(NS_SUCCEEDED(rv), "NS_ShutdownXPCOM failed");
    return rv;
}

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static NS_DEFINE_CID ( kIOServiceCID  ,
NS_IOSERVICE_CID   
) [static]

Definition at line 56 of file TestRes.cpp.

{
    nsresult rv;

    nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIProtocolHandler> ph;
    rv = serv->GetProtocolHandler("res", getter_AddRefs(ph));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIResProtocolHandler> resPH = do_QueryInterface(ph, &rv);
    if (NS_FAILED(rv)) return rv;

    rv = resPH->AppendSubstitution("foo", "file://y|/");
    if (NS_FAILED(rv)) return rv;

    rv = resPH->AppendSubstitution("foo", "file://y|/mozilla/dist/win32_D.OBJ/bin/");
    if (NS_FAILED(rv)) return rv;

    return rv;
}

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nsresult TestAsyncRead ( const char *  url)

Definition at line 204 of file TestRes.cpp.

{
    nsresult rv;

    nsCOMPtr<nsIEventQueueService> eventQService = 
             do_GetService(kEventQueueServiceCID, &rv);
    if (NS_FAILED(rv)) return rv;

    rv = eventQService->GetThreadEventQueue(NS_CURRENT_THREAD, &gEventQ);
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIChannel> channel;
    rv = serv->NewChannel(url,
                          nsnull, // base uri
                          getter_AddRefs(channel));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIStreamListener> listener = new Listener();
    if (listener == nsnull)
        return NS_ERROR_OUT_OF_MEMORY;
    rv = channel->AsyncOpen(nsnull, listener);
    if (NS_FAILED(rv)) return rv;

    while (!gDone) {
        PLEvent* event;
        rv = gEventQ->GetEvent(&event);
        if (NS_FAILED(rv)) return rv;
        rv = gEventQ->HandleEvent(event);
        if (NS_FAILED(rv)) return rv;
    }

    return rv;
}

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Definition at line 82 of file TestRes.cpp.

{
    nsresult rv;

    nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIChannel> channel;
    rv = serv->NewChannel(url,
                          nsnull, // base uri
                          getter_AddRefs(channel));
    if (NS_FAILED(rv)) return rv;

    nsCOMPtr<nsIInputStream> in;
    rv = channel->Open(getter_AddRefs(in));
    if (NS_FAILED(rv)) {
        fprintf(stdout, "failed to OpenInputStream for %s\n", url);
        return NS_OK;
    }

    char buf[1024];
    while (1) {
        PRUint32 amt;
        rv = in->Read(buf, sizeof(buf), &amt);
        if (NS_FAILED(rv)) return rv;
        if (amt == 0) break;    // eof

        char* str = buf;
        while (amt-- > 0) {
            fputc(*str++, stdout);
        }
    }
    nsCOMPtr<nsIURI> uri;
    char* str;

    rv = channel->GetOriginalURI(getter_AddRefs(uri));
    if (NS_FAILED(rv)) return rv;
    rv = uri->GetSpec(&str);
    if (NS_FAILED(rv)) return rv;
    fprintf(stdout, "%s resolved to ", str);
    nsCRT::free(str);

    rv = channel->GetURI(getter_AddRefs(uri));
    if (NS_FAILED(rv)) return rv;
    rv = uri->GetSpec(&str);
    if (NS_FAILED(rv)) return rv;
    fprintf(stdout, "%s\n", str);
    nsCRT::free(str);

    return NS_OK;
}

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Variable Documentation

Definition at line 136 of file TestRes.cpp.

Definition at line 137 of file TestRes.cpp.