List files/directory in Android

List files/directory in Android

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package com.AndroidListFiles;   import java.io.File; import java.util.ArrayList; import java.util.List;   import android.app.ListActivity; import android.os.Bundle; import android.os.Environment; import android.widget.ArrayAdapter;   public class AndroidListFilesActivity extends ListActivity {     private List<String> fileList = new ArrayList<String>();       @Override     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);                   File root = new File(Environment           .getExternalStorageDirectory()           .getAbsolutePath());         ListDir(root);       }           void ListDir(File f){      File[] files = f.listFiles();      fileList.clear();      for (File file : files){       fileList.add(file.getPath());       }             ArrayAdapter<String> directoryList      = new ArrayAdapter<String>(this,        android.R.layout.simple_list_item_1, fileList);      setListAdapter(directoryList);     }   } akm www.cdacians.com