exec/java-exec/src/main/java/org/apache/drill/exec/vector/VectorTrimmer.java


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/**
 * 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.drill.exec.vector;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.DrillBuf;

public class VectorTrimmer {
  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(VectorTrimmer.class);

  public static void trim(ByteBuf data, int idx) {
    data.writerIndex(idx);
    if (data instanceof DrillBuf) {
      // data.capacity(idx);
      data.writerIndex(idx);
    }
  }
}