org.zeroturnaround.zip.transform.ZipEntryTransformer Maven / Gradle / Ivy

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The project is intended to have a small, easy and fast library to process ZIP archives. Either create, modify or explode them. On disk or in memory.

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package org.zeroturnaround.zip.transform;

import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

/**
 * Call-back for traversing ZIP entries with their contents and producing a new ZIP file as an output.
 * 
 * @author Rein Raudjärv
 */
public interface ZipEntryTransformer {

  /**
   * Transforms the zip entry given as an input stream and ZipEntry metadata.
   * The result is written to a ZipOutputStream
   *
   * @param in input stream of the entry contents
   * @param zipEntry zip entry metadata
   * @param out output stream to write transformed entry (if necessary)
   *
   * @throws IOException if anything goes wrong
   */
  void transform(InputStream in, ZipEntry zipEntry, ZipOutputStream out) throws IOException;

}