Github user ravipesala commented on a diff in the pull request: https://github.com/apache/carbondata/pull/2706#discussion_r218038401 --- Diff: core/src/main/java/org/apache/carbondata/core/util/ReUsableByteArrayDataOutputStream.java --- @@ -0,0 +1,47 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.carbondata.core.util; + +import java.io.ByteArrayOutputStream; +import java.io.DataOutputStream; + +/** + * wrapper around DataOutputStream. Which clears the buffer for reuse + */ +public final class ReUsableByteArrayDataOutputStream extends DataOutputStream { + + private ByteArrayOutputStream outputStream; + + public ReUsableByteArrayDataOutputStream(ByteArrayOutputStream outputStream) { + super(outputStream); + this.outputStream = outputStream; + } + + public void resetByteArrayOutputStream() { + outputStream.reset(); + } + + public int getByteArrayOutputStreamSize() { --- End diff -- Just change name to getSize
---