Examples of org.eclipse.jgit.storage.file.PackReverseIndex

org.eclipse.jgit.storage.file.PackReverseIndex

Reverse index for forward pack index. Provides operations based on offset instead of object id. Such offset-based reverse lookups are performed in O(log n) time.
@see PackIndex @see PackFile

  }


  private PackReverseIndex getReverseIdx(DfsReader ctx) throws IOException {
    DfsBlockCache.Ref<PackReverseIndex> revref = reverseIndex;
    if (revref != null) {
      PackReverseIndex revidx = revref.get();
      if (revidx != null)
        return revidx;
    }


    synchronized (initLock) {
      revref = reverseIndex;
      if (revref != null) {
        PackReverseIndex revidx = revref.get();
        if (revidx != null)
          return revidx;
      }


      PackReverseIndex revidx = new PackReverseIndex(idx(ctx));
      reverseIndex = cache.put(key, POS_REVERSE_INDEX,
          packDesc.getReverseIndexSize(), revidx);
      return revidx;
    }
  }

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  }


  private PackReverseIndex getReverseIdx(DfsReader ctx) throws IOException {
    DfsBlockCache.Ref<PackReverseIndex> revref = reverseIndex;
    if (revref != null) {
      PackReverseIndex revidx = revref.get();
      if (revidx != null)
        return revidx;
    }


    synchronized (initLock) {
      revref = reverseIndex;
      if (revref != null) {
        PackReverseIndex revidx = revref.get();
        if (revidx != null)
          return revidx;
      }


      PackReverseIndex revidx = new PackReverseIndex(idx(ctx));
      reverseIndex = cache.put(key, POS_REVERSE_INDEX,
          packDesc.getReverseIndexSize(), revidx);
      return revidx;
    }
  }

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  }


  private PackReverseIndex getReverseIdx(DfsReader ctx) throws IOException {
    DfsBlockCache.Ref<PackReverseIndex> revref = reverseIndex;
    if (revref != null) {
      PackReverseIndex revidx = revref.get();
      if (revidx != null)
        return revidx;
    }


    synchronized (initLock) {
      revref = reverseIndex;
      if (revref != null) {
        PackReverseIndex revidx = revref.get();
        if (revidx != null)
          return revidx;
      }


      PackReverseIndex revidx = new PackReverseIndex(idx(ctx));
      reverseIndex = cache.put(key, POS_REVERSE_INDEX,
          packDesc.getReverseIndexSize(), revidx);
      return revidx;
    }
  }

View Full Code Here

  }


  private PackReverseIndex getReverseIdx(DfsReader ctx) throws IOException {
    DfsBlockCache.Ref<PackReverseIndex> revref = reverseIndex;
    if (revref != null) {
      PackReverseIndex revidx = revref.get();
      if (revidx != null)
        return revidx;
    }


    synchronized (initLock) {
      revref = reverseIndex;
      if (revref != null) {
        PackReverseIndex revidx = revref.get();
        if (revidx != null)
          return revidx;
      }


      PackReverseIndex revidx = new PackReverseIndex(idx(ctx));
      reverseIndex = cache.put(key, POS_REVERSE_INDEX,
          packDesc.getReverseIndexSize(), revidx);
      return revidx;
    }
  }

View Full Code Here

  }


  private PackReverseIndex getReverseIdx(DfsReader ctx) throws IOException {
    DfsBlockCache.Ref<PackReverseIndex> revref = reverseIndex;
    if (revref != null) {
      PackReverseIndex revidx = revref.get();
      if (revidx != null)
        return revidx;
    }


    synchronized (initLock) {
      revref = reverseIndex;
      if (revref != null) {
        PackReverseIndex revidx = revref.get();
        if (revidx != null)
          return revidx;
      }


      PackIndex idx = idx(ctx);
      PackReverseIndex revidx = new PackReverseIndex(idx);
      int sz = (int) Math.min(
          idx.getObjectCount() * 8, Integer.MAX_VALUE);
      reverseIndex = cache.put(key, POS_REVERSE_INDEX, sz, revidx);
      return revidx;
    }

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Related Classes of org.eclipse.jgit.storage.file.PackReverseIndex

org.eclipse.jgit.storage.dfs.DfsPackFile

org.eclipse.jgit.errors.CorruptObjectException

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