com.metamx.common.guava.ResourceClosingYielder Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of java-util Show documentation

Java and jvm utilities

The newest version!

package com.metamx.common.guava;

import java.io.Closeable;
import java.io.IOException;

/**
 */
public class ResourceClosingYielder implements Yielder
{
  private final Yielder baseYielder;
  private final Closeable closeable;

  public ResourceClosingYielder(Yielder baseYielder, Closeable closeable)
  {
    this.baseYielder = baseYielder;
    this.closeable = closeable;
  }

  @Override
  public OutType get()
  {
    return baseYielder.get();
  }

  @Override
  public Yielder next(OutType initValue)
  {
    return new ResourceClosingYielder(baseYielder.next(initValue), closeable);
  }

  @Override
  public boolean isDone()
  {
    return baseYielder.isDone();
  }

  @Override
  public void close() throws IOException
  {
    if (closeable != null) {
      closeable.close();
    }
    baseYielder.close();
  }
}