browserutilities/feedsengine/FeedsServer/Api/src/FeedsMap.cpp
changeset 0 dd21522fd290
child 25 0ed94ceaa377
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browserutilities/feedsengine/FeedsServer/Api/src/FeedsMap.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,374 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:  Map to store attributes and its values
+*
+*/
+
+
+#include "FeedsMap.h"
+// -----------------------------------------------------------------------------
+// CFeedsMap::NewL
+//
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C CFeedsMap* CFeedsMap::NewL()
+    {
+    CFeedsMap * self = NewLC();
+    CleanupStack::Pop(self);
+    return self;
+    }
+	
+// -----------------------------------------------------------------------------
+// CFeedsMap::NewLC
+//
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CFeedsMap* CFeedsMap::NewLC()
+    {
+    CFeedsMap * self = new (ELeave) CFeedsMap;
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::CFeedsMap
+//
+// C++ default constructor can NOT contain any code, that
+// might leave.  
+// -----------------------------------------------------------------------------
+//
+CFeedsMap::CFeedsMap():iValueString(NULL)
+    {	
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::~CFeedsMap
+//
+// Deconstructor.  
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C CFeedsMap::~CFeedsMap()
+    {
+    delete iValueString;	
+    iEnums.Reset();
+    iStart.Reset();
+    iSize.Reset();
+    }
+	
+// -----------------------------------------------------------------------------
+// CFeedsMap::ConstructL
+//
+// Symbian 2nd phase constructor can leave.  
+// -----------------------------------------------------------------------------
+//
+void CFeedsMap::ConstructL()
+    {
+    iEnums.Reset();
+    iStart.Reset();
+    iSize.Reset();
+    if(iValueString != NULL)
+       {
+       delete iValueString;
+       iValueString = NULL; 
+       }
+    iValueString = HBufC::NewL(32);
+    }	
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::ResetL
+//
+// Resets the Map
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C void CFeedsMap::ResetL()
+    {
+    ConstructL();
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::SetStringAttribute
+//
+// Sets string attribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::SetStringAttribute(TUint anAttribute, const TDesC& aValue)
+    {
+    TInt pos=0;
+    HBufC* tempPtr = NULL;
+    TInt length = iValueString->Des().Length();
+    TInt nLength = aValue.Length();
+
+    if( ( pos = iEnums.Find( anAttribute ) ) != KErrNotFound )
+    {
+        if(nLength > iSize[pos])
+        {
+        	tempPtr = iValueString->ReAlloc(length + nLength-iSize[pos]);
+        	if(tempPtr == NULL)
+        		return KErrNoMemory;
+        	iValueString = tempPtr;
+        }
+        iValueString->Des().Delete(iStart[pos],iSize[pos]);
+        for(TInt i = 0;i<iStart.Count();i++)
+        {
+        	if(iStart[i] >= iStart[pos])
+        		iStart[i] = iStart[i] - iSize[pos];
+        }
+        iStart.Remove(pos);
+        iEnums.Remove(pos);
+        iSize.Remove(pos);
+        iEnums.Append(anAttribute);
+        iStart.Append(iValueString->Des().Length());
+        iSize.Append(nLength);
+        iValueString->Des().Append(aValue);
+        return KErrNone;
+    }
+    else if(length+nLength >iValueString->Des().MaxLength())
+    {
+        tempPtr = iValueString->ReAlloc(length + nLength);
+        if(tempPtr == NULL)
+        	return KErrNoMemory;
+        iValueString = tempPtr;
+    }
+    iValueString->Des().Append(aValue);
+
+    iEnums.Append(anAttribute);
+    iStart.Append(length);
+    iSize.Append(nLength);
+
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::SetIntegerAttribute
+//
+// Sets integer attribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::SetIntegerAttribute(TUint anAttribute, TInt aValue)
+    {
+    TBuf16<25>  buf;
+    buf.AppendNum(aValue);
+    TInt pos=0;
+    HBufC* tempPtr = NULL;
+    TInt length = iValueString->Des().Length();
+    TInt nLength = buf.Length();
+
+    if( ( pos = iEnums.Find( anAttribute ) ) != KErrNotFound )
+        {
+        if(nLength > iSize[pos])
+        {
+        	tempPtr = iValueString->ReAlloc(length + nLength-iSize[pos]);
+        	if(tempPtr == NULL)
+        		return KErrNoMemory;
+        	iValueString = tempPtr;
+        }
+        iValueString->Des().Delete(iStart[pos],iSize[pos]);
+        for(TInt i = 0;i<iStart.Count();i++)
+        {
+        	if(iStart[i] >= iStart[pos])
+        		iStart[i] = iStart[i] - iSize[pos];
+        }
+        iStart.Remove(pos);
+        iEnums.Remove(pos);
+        iSize.Remove(pos);
+        iEnums.Append(anAttribute);
+        iStart.Append(iValueString->Des().Length());
+        iSize.Append(nLength);
+        iValueString->Des().Append(buf);
+        return KErrNone;
+        }
+    else if(length+nLength >iValueString->Des().MaxLength())
+        {
+        tempPtr = iValueString->ReAlloc(length + nLength);
+        if(tempPtr == NULL)
+        	return KErrNoMemory;
+        iValueString = tempPtr;
+        }
+    iValueString->Des().Append(buf);
+
+    iEnums.Append(anAttribute);
+    iStart.Append(length);
+    iSize.Append(nLength);
+
+    return KErrNone;	
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::SetTimeAttribute
+//
+// Sets time attribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::SetTimeAttribute(TUint anAttribute, TTime aValue)
+    {
+    TBuf16<25>  buf;
+    buf.Format(_L("%Ld"), aValue.Int64());
+    TInt pos=0;
+    HBufC* tempPtr = NULL;
+    TInt length = iValueString->Des().Length();
+    TInt nLength = buf.Length();
+
+    if( ( pos = iEnums.Find( anAttribute ) ) != KErrNotFound )
+    {
+        if(nLength > iSize[pos])
+        {
+        	tempPtr = iValueString->ReAlloc(length + nLength-iSize[pos]);
+        	if(tempPtr == NULL)
+        		return KErrNoMemory;
+        	iValueString = tempPtr;
+        }
+        iValueString->Des().Delete(iStart[pos],iSize[pos]);
+        for(TInt i = 0;i<iStart.Count();i++)
+        {
+        	if(iStart[i] >= iStart[pos])
+        		iStart[i] = iStart[i] - iSize[pos];
+        }
+        iStart.Remove(pos);
+        iEnums.Remove(pos);
+        iSize.Remove(pos);
+        iEnums.Append(anAttribute);
+        iStart.Append(iValueString->Des().Length());
+        iSize.Append(nLength);
+        iValueString->Des().Append(buf);
+        return KErrNone;
+    }
+    else if(length+nLength >iValueString->Des().MaxLength())
+    {
+        tempPtr = iValueString->ReAlloc(length + nLength);
+        if(tempPtr == NULL)
+        	return KErrNoMemory;
+        iValueString = tempPtr;
+    }
+    iValueString->Des().Append(buf);
+
+    iEnums.Append(anAttribute);
+    iStart.Append(length);
+    iSize.Append(nLength);
+
+    return KErrNone;	
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::GetStringAttribute
+//
+// Gets string attribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::GetStringAttribute(TUint anAttribute, TPtrC& aValue) const
+    {
+    TInt pos=0;
+    if((pos = iEnums.Find(anAttribute)) != KErrNotFound)
+        {
+        TInt start = iStart[pos];
+        TInt end= iSize[pos];
+        aValue.Set(iValueString->Mid(iStart[pos],iSize[pos]));
+        return KErrNone;
+        }
+    else 
+        {
+        return KErrNotFound;	
+        }		
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::GetIntegerAttribute
+//
+// Gets integer attribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::GetIntegerAttribute(TUint anAttribute, TInt& aValue) const
+    {
+    TInt pos=0;
+    TPtrC value;
+    if((pos = iEnums.Find(anAttribute)) != KErrNotFound)
+        {
+        value.Set(iValueString->Mid(iStart[pos],iSize[pos]));
+        TLex16  lex(value);
+        lex.Val(aValue);	
+        return KErrNone;	
+        }
+    else 
+        {
+        return KErrNotFound;
+        }		
+    }
+	
+// -----------------------------------------------------------------------------
+// CFeedsMap::GetTimeAttribute
+//
+// Gets time aatribute
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::GetTimeAttribute(TUint anAttribute, TTime& aValue) const
+    {
+    TInt pos=0;
+    TPtrC value;
+    if((pos = iEnums.Find(anAttribute)) != KErrNotFound)
+        {
+        value.Set(iValueString->Mid(iStart[pos],iSize[pos]));
+        TInt64 ts;
+        TLex16  lex(value);
+        lex.Val(ts);	
+        aValue = ts;
+        return KErrNone;
+        }
+    else 
+        {
+        return KErrNotFound;
+        }		
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::IsExist
+//
+// Returns ETrue if specified attribute exists in the map
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TBool CFeedsMap::IsExist(TUint aEnum) const
+    {
+    if(iEnums.Find(aEnum) != KErrNotFound)
+        {
+        return ETrue;
+        }
+    else
+        {
+        return EFalse;	
+        }		
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::Count()
+//
+// Counts number of entries
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TInt CFeedsMap::Count() const
+    {
+    return iEnums.Count();
+    }
+
+// -----------------------------------------------------------------------------
+// CFeedsMap::operator[]
+//
+// Return the aatribute at the specified index
+// -----------------------------------------------------------------------------
+//
+ EXPORT_C TUint CFeedsMap::operator[](TInt index) const
+    {
+    return iEnums[index];
+    }
+