question: return the number of leased decompressor s for this compressioncodec concode_field_sep Map<Class<Compressor>,Set<Compressor>> compressorPool concode_elem_sep Log LOG concode_elem_sep LoadingCache<Class<Compressor>,AtomicInteger> compressorCounts concode_elem_sep LoadingCache<Class<Decompressor>,AtomicInteger> decompressorCounts concode_elem_sep Map<Class<Decompressor>,Set<Decompressor>> decompressorPool concode_field_sep Compressor getCompressor concode_elem_sep Compressor getCompressor concode_elem_sep Decompressor getDecompressor concode_elem_sep void returnCompressor concode_elem_sep int getLeaseCount concode_elem_sep int getLeasedCompressorsCount concode_elem_sep LoadingCache<Class<T>,AtomicInteger> createCache concode_elem_sep void returnDecompressor concode_elem_sep boolean payback concode_elem_sep T borrow concode_elem_sep void updateLeaseCount
target: int function ( CompressionCodec arg0 ) { return ( arg0 == null ) ? 0 : getLeaseCount ( decompressorCounts , arg0 . getDecompressorType ( ) ) ; }