# Hierarchy For Package org.apache.sysds.runtime.compress

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.sysds.runtime.compress.CompressedMatrixBlockFactory
  - org.apache.sysds.runtime.compress.CompressionSettings
  - org.apache.sysds.runtime.compress.CompressionSettingsBuilder
  - org.apache.sysds.runtime.compress.CompressionStatistics
  - org.apache.sysds.runtime.matrix.data.MatrixValue (implements org.apache.hadoop.io.WritableComparable<T>)
    - org.apache.sysds.runtime.matrix.data.MatrixBlock (implements org.apache.sysds.runtime.controlprogram.caching.CacheBlock<T>, java.io.Externalizable)
      - org.apache.sysds.runtime.compress.CompressedMatrixBlock
  - org.apache.sysds.runtime.compress.SingletonLookupHashMap
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.lang.RuntimeException
        - org.apache.sysds.api.DMLException
          - org.apache.sysds.runtime.DMLRuntimeException
            - org.apache.sysds.runtime.compress.DMLCompressionException