github.com/datastax/go-cassandra-native-protocol@v0.0.0-20220706104457-5e8aad05cf90/frame/compressor.go (about)

     1  // Copyright 2020 DataStax
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package frame
    16  
    17  import (
    18  	"io"
    19  )
    20  
    21  type BodyCompressor interface {
    22  
    23  	// CompressWithLength compresses the source, reading it fully, and writes the compressed length and the compressed
    24  	// result to dest. This is Cassandra's expected format of compressed frame bodies.
    25  	CompressWithLength(source io.Reader, dest io.Writer) error
    26  
    27  	// DecompressWithLength reads the compressed length then decompresses the source, reading it fully, and writes the
    28  	// decompressed result to dest. This is Cassandra's expected format of compressed frame bodies.
    29  	DecompressWithLength(source io.Reader, dest io.Writer) error
    30  }