Android™

Change a Filename before Unzipping

See more Zip Examples

How to open a zip and modify the filename of one or more files within the zip before unzipping. Android™

// 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);

    boolean success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkZip zip = new CkZip();

    success = zip.OpenZip("test.zip");
    if (success == false) {
        Log.i(TAG, zip.lastErrorText());
        return;
        }

    CkZipEntry entry = new CkZipEntry();

    success = zip.EntryOf("hamlet.xml",entry);
    if (success == false) {
        Log.i(TAG, zip.lastErrorText());
        return;
        }

    entry.put_FileName("hamlet2.xml");

    success = zip.EntryOf("helloWorld.pl",entry);
    if (success == false) {
        Log.i(TAG, zip.lastErrorText());
        return;
        }

    entry.put_FileName("hw.pl");

    // Now unzip to the "test" subdirectory, under our current
    // working directory:
    int numFilesUnzipped = zip.Unzip("test");
    if (numFilesUnzipped < 0) {
        Log.i(TAG, zip.lastErrorText());
        return;
        }

    // The filenames within the .zip are unchanged, but it unzipped
    // test/hw.pl and test/hamlet2.xm

  }

  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."
  }
}