chxmapstringtostring.cpp

著名的 helix realplayer 基于手机 symbian 系统的 播放器全套源代码

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
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 * The contents of this file, and the files included with this file, are 
 * subject to the current version of the RealNetworks Public Source License 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
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 * applicable to this file, the RCSL.  Please see the applicable RPSL or 
 * RCSL for the rights, obligations and limitations governing use of the 
 * contents of the file.  
 *  
 * This file is part of the Helix DNA Technology. RealNetworks is the 
 * developer of the Original Code and owns the copyrights in the portions 
 * it created. 
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 * This file, and the files included with this file, is distributed and made 
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 * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
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 * ***** END LICENSE BLOCK ***** */ 

#include "chxmapstringtostring.h"

#define MAP_TYPE CHXMapStringToString
#define MAP_OVERRIDE_GETNEXTASSOC
#include "chxmapcommon_inl.h"

DECLARE_ITEMVEC_IMP(CHXMapStringToString, ItemVec_t,Item,Item(),0,0);

void CHXMapStringToString::GetNextAssoc (POSITION& pos, CHXString& key, CHXString& value) const
{
    int item = Pos2Item(pos);

    HX_ASSERT (item >= 0 && item < m_items.size());

    const Item* pItem = &m_items[item];
    key = pItem->key;
    value = pItem->val;

    // go to next valid item
    int s = m_items.size();
    ++item; ++pItem;
    while (item < s && pItem->bFree) ++item, ++pItem;

    if (item >= s)
    {
        // Hit the end...
        pos = 0;
    }
    else
    {
        // Convert back to 1-based POSITION
        pos = Item2Pos(item);
    }
}

// ============ Code specific to the type of key and/or value goes below here.

void CHXMapStringToString::ConstructTypeSpecifics()
{
    m_bCaseSens = true;
}

void CHXMapStringToString::Dump() const
{
#ifdef _DEBUG
    int i;
    printf("(CHXMapStringToString*)%p:\n", this);
    printf("   items[sz=%d/%d]", m_items.size(), m_items.capacity());
    for (i = 0; i < m_items.size(); ++i)
    {
        printf("%s{%s,%s%s}",
               (i % 3) ? " " : "\n      ",
               (const char*)m_items[i].key, (const char*)m_items[i].val,
               m_items[i].bFree ? ",FREE" : "");
    }
    printf("\n   free[sz=%d/%d]", m_free.size(), m_free.capacity());
    for (i = 0; i < m_free.size(); ++i)
    {
        printf("%s%d",
               (i % 10) ? " " : "\n      ",
               m_free[i]);
    }
    printf("\n   buckets[sz=%d]", m_buckets.size());
    for (i = 0; i < m_buckets.size(); ++i)
    {
        if (! m_buckets[i].empty())
        {
            printf("\n  %6d[sz=%d/%d]:",
                   i, m_buckets[i].size(), m_buckets[i].capacity());
            for (int j = 0; j < m_buckets[i].size(); ++j)
                printf(" %d", m_buckets[i][j]);
        }
    }
    printf("\n   chunkSize=%ld; bucketChunkSize=%ld; hf=%p;",
           (long)m_chunkSize, (long)m_bucketChunkSize, m_hf);
    printf("\n   defChunkSize=%ld; defBucketChunkSize=%ld; defNumBuckets=%ld;\n",
           (long)z_defaultChunkSize, (long)z_defaultBucketChunkSize,
           (long)z_defaultNumBuckets);
#endif /* _DEBUG */
}