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(Android™) Modify Name of File Stored within Zip when Creating a .zip

Demonstrates how to create a zip where the filename within the .zip is different than the filename that was added from the filesystem.

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Android™ Java Libraries

Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    CkZip zip = new CkZip();

    boolean success;

    success = zip.UnlockComponent("anything for 30-day trial");
    if (success != true) {
        Log.i(TAG, "Failed to unlock zip component");
        return;
        }

    //  Intialize the zip object by calling NewZip.
    success = zip.NewZip("myZip.zip");

    //  Add a reference to a file on disk to the zip object.
    //  (When appending files to a zip, the files are not actually
    //  read into memory.  References to the file(s) are added.
    //  When WriteZip is called, the referenced files are streamed in
    //  and compressed to the .zip.)
    boolean saveExtraPath = false;
    success = zip.AppendOneFileOrDir("/temp/a/hamlet.xml",saveExtraPath);
    if (success != true) {
        Log.i(TAG, zip.lastErrorText());
        return;
        }

    //  The zip object references a single file.
    //  Retrieve the entry object...
    CkZipEntry entry;
    entry = zip.GetEntryByIndex(0);

    //  Set the entry's filename to anything you want:
    entry.put_FileName("somethingElse.xml");

    //  Note: Internally, the zip component retains the name of
    //  the file referenced.  The current setting of the zip entry's
    //  FileName property is stored in the .zip when writing.

    //  The zip written here will contain somethingElse.xml
    success = zip.WriteZipAndClose();
    if (success != true) {
        Log.i(TAG, zip.lastErrorText());
        }
    else {
        Log.i(TAG, "Zip created!");
        }


  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}

 

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