libraries/ltkutils/tsrc/tstringhash.cpp
author Tom Sutcliffe <thomas.sutcliffe@accenture.com>
Sat, 31 Jul 2010 19:07:57 +0100
changeset 23 092bcc217d9d
parent 0 7f656887cf89
permissions -rw-r--r--
Tidied iocli exports, build macro tweaks. Removed 4 overloads of CCommandBase::RunCommand[L] that are no longer used at all, and changed one more to not be exported as it's only used internally to iocli.dll. fixed builds on platforms that don't support btrace or any form of tracing.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     1
// tstringhash.cpp
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     2
// 
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     3
// Copyright (c) 2009 - 2010 Accenture. All rights reserved.
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     4
// This component and the accompanying materials are made available
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     5
// under the terms of the "Eclipse Public License v1.0"
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     6
// which accompanies this distribution, and is available
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     7
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     8
// 
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
     9
// Initial Contributors:
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    10
// Accenture - Initial contribution
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    11
//
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    12
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    13
#include <fshell/ioutils.h>
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    14
#include <fshell/stringhash.h>
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    15
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    16
using namespace IoUtils;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    17
using LtkUtils::RStringHash;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    18
using LtkUtils::TStringHashIter;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    19
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    20
class CCmdTstringhash : public CCommandBase
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    21
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    22
public:
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    23
	static CCommandBase* NewLC();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    24
	~CCmdTstringhash();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    25
private:
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    26
	CCmdTstringhash();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    27
private: // From CCommandBase.
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    28
	virtual const TDesC& Name() const;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    29
	virtual const TDesC& Description() const;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    30
	virtual void DoRunL();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    31
	virtual void ArgumentsL(RCommandArgumentList& aArguments);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    32
	virtual void OptionsL(RCommandOptionList& aOptions);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    33
private:
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    34
	};
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    35
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    36
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    37
CCommandBase* CCmdTstringhash::NewLC()
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    38
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    39
	CCmdTstringhash* self = new(ELeave) CCmdTstringhash();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    40
	CleanupStack::PushL(self);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    41
	self->BaseConstructL();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    42
	return self;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    43
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    44
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    45
CCmdTstringhash::~CCmdTstringhash()
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    46
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    47
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    48
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    49
CCmdTstringhash::CCmdTstringhash()
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    50
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    51
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    52
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    53
const TDesC& CCmdTstringhash::Name() const
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    54
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    55
	_LIT(KName, "tstringhash");	
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    56
	return KName;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    57
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    58
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    59
const TDesC& CCmdTstringhash::Description() const
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    60
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    61
	// ToDo: Write description text.
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    62
	_LIT(KDescription, "To do.");
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    63
	return KDescription;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    64
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    65
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    66
void CCmdTstringhash::ArgumentsL(RCommandArgumentList&)
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    67
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    68
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    69
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    70
void CCmdTstringhash::OptionsL(RCommandOptionList&)
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    71
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    72
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    73
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    74
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    75
EXE_BOILER_PLATE(CCmdTstringhash)
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    76
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    77
void CCmdTstringhash::DoRunL()
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    78
	{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    79
	RStringHash<TInt> hash;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    80
	CleanupClosePushL(hash);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    81
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    82
	TInt err = hash.Insert(_L("test"), 1);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    83
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    84
	LeaveIfErr(err, _L("Failed to insert item"));
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    85
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    86
	TInt* res = hash.Find(_L("test"));
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    87
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    88
	if (!res) LeaveIfErr(KErrGeneral, _L("Failed to find item"));
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    89
	if (*res != 1) LeaveIfErr(KErrGeneral, _L("item returned %d instead of 1"), *res);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    90
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    91
	TInt n = 100;
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    92
	while (n--)
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    93
		{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    94
		hash.InsertL(_L("test"), n);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    95
		}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    96
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    97
	hash.ReserveL(100);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    98
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
    99
	hash.InsertL(_L("a"), 6);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   100
	hash.InsertL(_L("b"), 6);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   101
	hash.InsertL(_L("aasdfasdf"), 66666666);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   102
	hash.InsertL(_L("lalala"), 66666);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   103
	hash.InsertL(_L("qqq"), 666);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   104
	hash.InsertL(_L(""), 0);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   105
	hash.InsertL(_L("12345"), 54321);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   106
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   107
	TStringHashIter<TInt> iter(hash);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   108
	while (iter.NextValue() != NULL)
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   109
		{
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   110
		const TDesC* k = iter.CurrentKey();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   111
		const TInt* v = iter.CurrentValue();
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   112
		Printf(_L("Key %S has value %d\r\n"), k, *v);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   113
		}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   114
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   115
	CleanupStack::PopAndDestroy(&hash);
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   116
	}
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   117
7f656887cf89 First submission to Symbian Foundation staging server.
Tom Sutcliffe <thomas.sutcliffe@accenture.com>
parents:
diff changeset
   118