--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/m2g_qt/src/M2GGeneral.cpp	Fri Oct 15 12:29:39 2010 +0300
@@ -0,0 +1,287 @@
+/*
+* Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  General methods
+*
+*/
+
+// INCLUDE FILES
+#include <s32strm.h> // RWriteStream
+#include "M2GUtils.h"
+
+#ifdef M2G_INFO_POPUP
+#include <eikenv.h> // CEikonEnv::InfoWinL
+#endif
+
+#include <jni.h>
+
+#include <SvgJavaInterfaceImpl.h>
+#include "M2GGeneral.h"
+
+
+M2G_NS_START
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::RaiseException
+// -----------------------------------------------------------------------------
+void M2GGeneral::RaiseException(
+    JNIEnv* aEnv, const TDesC8& aName, const TUint8* aMsg)
+{
+    M2G_DEBUG_0("#### M2G_DEBUG: M2GGeneral::RaiseException() ####");
+
+    if (aEnv)
+    {
+        jclass clazz = aEnv->FindClass(
+                           REINTERPRET_CAST(const char*, aName.Ptr()));
+
+        if (!clazz)
+        {
+            // if exception class not found, then use java.lang.Exception
+            clazz = aEnv->FindClass(
+                        REINTERPRET_CAST(const char*, KJavaExceptionClass().Ptr()));
+        }
+
+        aEnv->ThrowNew(clazz, REINTERPRET_CAST(const char*, aMsg));
+    }
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::CheckErrorCode
+// -----------------------------------------------------------------------------
+TInt M2GGeneral::CheckErrorCode(JNIEnv* aEnv, TInt aErrorCode)
+{
+    M2G_DEBUG_1("M2G_DEBUG: M2GGeneral::CheckErrorCode: %d - begin", aErrorCode);
+    TInt code = aErrorCode;
+    const TUint8* msg = (STATIC_CAST(const TDesC8&, KM2GEmptyString8)).Ptr();
+    jcfcommon::auto_ptr<MJavaError> error;
+
+    // Check if an error object
+    if (aErrorCode > 0)
+    {
+        M2G_DEBUG_0("M2G_DEBUG: M2GGeneral::CheckErrorCode(), is MJavaError");
+
+        // Error object need to be deleted here and the auto_ptr takes care of that!!
+        error.reset(JavaUnhand< MJavaError >(aErrorCode));
+
+        // Get an error description through the MJavaError object
+        msg = error->Description().Ptr();
+
+        switch (error->ErrorCode())
+        {
+        case KM2GIOException:
+        {
+            code = error->ErrorCode();
+        }
+        default:
+        {
+            code = error->ErrorCode();
+        }
+        }
+        M2G_DEBUG_1("M2G_DEBUG: M2GGeneral::CheckErrorCode(), MJavaError: error code=%d", code);
+    }
+
+    switch (code)
+    {
+    case KM2GMemoryNotOk:
+    {
+        M2G_DEBUG_0("#### M2G_DEBUG: M2GGeneral::CheckErrorCode() - OutOfMemoryError ####");
+        M2GGeneral::RaiseException(aEnv, KJavaOutOfMemoryErrorClass, msg);
+        return code;
+    }
+    case KM2GIOException:
+    {
+        M2G_DEBUG_0("#### M2G_DEBUG: M2GGeneral::CheckErrorCode() - IOException ####");
+        M2GGeneral::RaiseException(aEnv, KJavaIOExceptionClass, msg);
+        return code;
+    }
+    case KM2GHandleNotOk:
+    {
+        M2G_DEBUG_0("#### M2G_DEBUG: M2GGeneral::CheckErrorCode() - NullPointerException ####");
+        M2GGeneral::RaiseException(aEnv, KJavaNullPointerException, msg);
+        return code;
+    }
+    default:
+    {
+        M2G_DEBUG_1("M2G_DEBUG: M2GGeneral::CheckErrorCode() error code=%d - end", code);
+        return code;
+    }
+    }
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::CheckHandle
+// -----------------------------------------------------------------------------
+TInt M2GGeneral::CheckHandle(JNIEnv* aEnv, TInt aHandle)
+{
+    if (aHandle == M2G_INVALID_HANDLE)
+    {
+        M2GGeneral::RaiseException(aEnv, KJavaNullPointerException);
+    }
+    if (aHandle < 0)
+    {
+        M2GGeneral::CheckErrorCode(aEnv, aHandle);
+    }
+    return aHandle;
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::CheckErrorCodeAndHandle
+// -----------------------------------------------------------------------------
+TInt M2GGeneral::CheckErrorCodeAndHandle(
+    JNIEnv* aEnv, TInt aErrorCode, TInt aHandle, TInt aErrorResult)
+{
+    if ((aErrorCode == KM2GOk) && (aHandle != M2G_INVALID_HANDLE))
+    {
+        return aHandle;
+    }
+    if (aErrorCode != KM2GOk)
+    {
+        M2GGeneral::CheckErrorCode(aEnv, aErrorCode);
+    }
+    else if (aHandle == M2G_INVALID_HANDLE)
+    {
+        M2GGeneral::RaiseException(aEnv, KJavaOutOfMemoryErrorClass);
+    }
+    return aErrorResult;
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::PopupInfo
+// -----------------------------------------------------------------------------
+#ifdef M2G_INFO_POPUP
+void M2GGeneral::PopupInfo(
+    const TDesC& aLine1,
+    const TDesC& aLine2)
+{
+    TInt err = KM2GOk;
+    TRAP(err, CEikonEnv::InfoWinL(aLine1, aLine2));
+    if (err == KM2GOk)
+    {
+        // DUMMY
+    }
+}
+#endif // M2G_INFO_POPUP
+
+
+#ifdef M2G_STATISTIC_DEBUG
+// -----------------------------------------------------------------------------
+// M2GGeneral::TM2GStatistic::TM2GStatistic
+// -----------------------------------------------------------------------------
+M2GGeneral::TM2GStatistic::TM2GStatistic()
+{
+    Reset();
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::TM2GStatistic::Reset()
+// -----------------------------------------------------------------------------
+void M2GGeneral::TM2GStatistic::Reset()
+{
+    // Time
+    iStartTime.UniversalTime();
+    iEndTime.UniversalTime();
+    // Thread
+    iId = RThread().Id();
+    RThread thread;
+    if (thread.Open(iId) == KM2GOk)
+    {
+        iThreadName = thread.Name();
+        thread.Close();
+    }
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::TM2GStatistic::Print()
+// -----------------------------------------------------------------------------
+void M2GGeneral::TM2GStatistic::Print(TBool aPrintElapsedTime)
+{
+    TInt totalRom = 0;
+    TInt totalRam = 0;
+    TInt freeRam = 0;
+    HAL::Get(HALData::EMemoryROM, totalRom);
+    HAL::Get(HALData::EMemoryRAM, totalRam);
+    HAL::Get(HALData::EMemoryRAMFree, freeRam);
+
+    // Update time
+    iEndTime.UniversalTime();
+
+    M2G_DEBUG_0("====================================================");
+    // Write memory info
+    if (aPrintElapsedTime)
+    {
+        M2G_DEBUG_5(
+            "Rom size:%d, ram size:%d, ram free:%d, ram used:%d, elapsed time:%d",
+            totalRom >> 10,
+            totalRam >> 10,
+            freeRam >> 10,
+            (totalRam - freeRam) >> 10,
+            iEndTime.MicroSecondsFrom(iStartTime).Int64());
+    }
+    else
+    {
+        M2G_DEBUG_4(
+            "Rom size:%d, ram size:%d, ram free:%d, ram used:%d",
+            totalRom >> 10,
+            totalRam >> 10,
+            freeRam >> 10,
+            (totalRam - freeRam) >> 10);
+    }
+    // Write thread info
+    RThread thread;
+    if (thread.Open(iId) == KM2GOk)
+    {
+        TThreadStackInfo stackInfo;
+        thread.StackInfo(stackInfo);
+        thread.Close();
+        TUint id = iId;
+        M2G_DEBUG_2("Thread id:%d, size:%d", id, (stackInfo.iBase - stackInfo.iLimit) >> 10);
+    }
+    M2G_DEBUG_0("====================================================");
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::TM2GStatistic::Print()
+// -----------------------------------------------------------------------------
+void M2GGeneral::TM2GStatistic::Print(RWriteStream& /*aStream*/)
+{
+}
+
+// -----------------------------------------------------------------------------
+// M2GGeneral::TM2GStatistic::Log()
+// -----------------------------------------------------------------------------
+void M2GGeneral::TM2GStatistic::Log()
+{
+    M2G_DEBUG_0("M2GGeneral::TM2GStatistic::Log()");
+    M2GGeneral::TM2GStatistic statistic;
+    statistic.Print();
+}
+
+#endif // M2G_STATISTIC_DEBUG
+
+M2G_NS_END