Program: 162528
Project: 162528
Buggy source:
@Override protected ArrayList<ZipObjectParcelable> doInBackground(String... params){
  ArrayList<ZipObjectParcelable> elements=new ArrayList<>();
  try {
    if (zipExplorerFragment.wholelist.size() == 0) {
      Uri uri=Uri.parse(params[0]);
      if (new File(uri.getPath()).canRead()) {
        ZipFile zipfile=new ZipFile(uri.getPath());
        for (Enumeration e=zipfile.entries(); e.hasMoreElements(); ) {
          ZipEntry entry=(ZipEntry)e.nextElement();
          zipExplorerFragment.wholelist.add(new ZipObjectParcelable(entry,entry.getTime(),entry.getSize(),entry.isDirectory()));
        }
      }
 else {
        ZipEntry entry1;
        if (zipExplorerFragment.wholelist.size() == 0) {
          ZipInputStream zipfile1=new ZipInputStream(zipExplorerFragment.getActivity().getContentResolver().openInputStream(uri));
          while ((entry1=zipfile1.getNextEntry()) != null) {
            zipExplorerFragment.wholelist.add(new ZipObjectParcelable(entry1,entry1.getTime(),entry1.getSize(),entry1.isDirectory()));
          }
        }
      }
    }
    ArrayList<String> strings=new ArrayList<>();
    for (    ZipObjectParcelable entry : zipExplorerFragment.wholelist) {
      String s=entry.getName();
      File file=new File(entry.getName());
      if (dir == null || dir.trim().length() == 0) {
        String y=entry.getName();
        if (y.startsWith("String_Node_Str"))         y=y.substring(1,y.length());
        if (file.getParent() == null || file.getParent().length() == 0 || file.getParent().equals("String_Node_Str")) {
          if (!strings.contains(y)) {
            elements.add(new ZipObjectParcelable(new ZipEntry(y),entry.getTime(),entry.getSize(),entry.isDirectory()));
            strings.add(y);
          }
        }
 else {
          String path=y.substring(0,y.indexOf("String_Node_Str") + 1);
          if (!strings.contains(path)) {
            ZipObjectParcelable zipObj=new ZipObjectParcelable(new ZipEntry(path),entry.getTime(),entry.getSize(),true);
            strings.add(path);
            elements.add(zipObj);
          }
        }
      }
 else {
        String y=entry.getName();
        if (entry.getName().startsWith("String_Node_Str"))         y=y.substring(1,y.length());
        if (file.getParent() != null && (file.getParent().equals(dir) || file.getParent().equals("String_Node_Str" + dir))) {
          if (!strings.contains(y)) {
            elements.add(new ZipObjectParcelable(new ZipEntry(y),entry.getTime(),entry.getSize(),entry.isDirectory()));
            strings.add(y);
          }
        }
 else {
          if (y.startsWith(dir + "String_Node_Str") && y.length() > dir.length() + 1) {
            String path1=y.substring(dir.length() + 1,y.length());
            int index=dir.length() + 1 + path1.indexOf("String_Node_Str");
            String path=y.substring(0,index + 1);
            if (!strings.contains(path)) {
              ZipObjectParcelable zipObj=new ZipObjectParcelable(new ZipEntry(y.substring(0,index + 1)),entry.getTime(),entry.getSize(),true);
              strings.add(path);
              elements.add(zipObj);
            }
          }
        }
      }
    }
  }
 catch (  Exception e) {
    e.printStackTrace();
  }
  Collections.sort(elements,new FileListSorter());
  if (zipExplorerFragment.gobackitem && dir != null && dir.trim().length() != 0)   elements.add(0,new ZipObjectParcelable(null,0,0,true));
  zipExplorerFragment.elements=elements;
  return elements;
}

Fixed version (ground truth):
@Override protected ArrayList<ZipObjectParcelable> doInBackground(Void... params){
  ArrayList<ZipObjectParcelable> elements=new ArrayList<>();
  try {
    ArrayList<ZipObjectParcelable> wholelist=new ArrayList<>();
    if (new File(fileLocation.getPath()).canRead()) {
      ZipFile zipfile=new ZipFile(fileLocation.getPath());
      for (Enumeration e=zipfile.entries(); e.hasMoreElements(); ) {
        ZipEntry entry=(ZipEntry)e.nextElement();
        wholelist.add(new ZipObjectParcelable(entry,entry.getTime(),entry.getSize(),entry.isDirectory()));
      }
    }
 else {
      ZipInputStream zipfile1=new ZipInputStream(context.get().getContentResolver().openInputStream(fileLocation));
      for (ZipEntry entry=zipfile1.getNextEntry(); entry != null; entry=zipfile1.getNextEntry()) {
        wholelist.add(new ZipObjectParcelable(entry,entry.getTime(),entry.getSize(),entry.isDirectory()));
      }
    }
    ArrayList<String> strings=new ArrayList<>();
    for (    ZipObjectParcelable entry : wholelist) {
      File file=new File(entry.getName());
      if (relativeDirectory == null || relativeDirectory.trim().length() == 0) {
        String y=entry.getName();
        if (y.startsWith("String_Node_Str"))         y=y.substring(1,y.length());
        if (file.getParent() == null || file.getParent().length() == 0 || file.getParent().equals("String_Node_Str")) {
          if (!strings.contains(y)) {
            elements.add(new ZipObjectParcelable(new ZipEntry(y),entry.getTime(),entry.getSize(),entry.isDirectory()));
            strings.add(y);
          }
        }
 else {
          String path=y.substring(0,y.indexOf("String_Node_Str") + 1);
          if (!strings.contains(path)) {
            ZipObjectParcelable zipObj=new ZipObjectParcelable(new ZipEntry(path),entry.getTime(),entry.getSize(),true);
            strings.add(path);
            elements.add(zipObj);
          }
        }
      }
 else {
        String y=entry.getName();
        if (entry.getName().startsWith("String_Node_Str"))         y=y.substring(1,y.length());
        if (file.getParent() != null && (file.getParent().equals(relativeDirectory) || file.getParent().equals("String_Node_Str" + relativeDirectory))) {
          if (!strings.contains(y)) {
            elements.add(new ZipObjectParcelable(new ZipEntry(y),entry.getTime(),entry.getSize(),entry.isDirectory()));
            strings.add(y);
          }
        }
 else {
          if (y.startsWith(relativeDirectory + "String_Node_Str") && y.length() > relativeDirectory.length() + 1) {
            String path1=y.substring(relativeDirectory.length() + 1,y.length());
            int index=relativeDirectory.length() + 1 + path1.indexOf("String_Node_Str");
            String path=y.substring(0,index + 1);
            if (!strings.contains(path)) {
              ZipObjectParcelable zipObj=new ZipObjectParcelable(new ZipEntry(y.substring(0,index + 1)),entry.getTime(),entry.getSize(),true);
              strings.add(path);
              elements.add(zipObj);
            }
          }
        }
      }
    }
    Collections.sort(elements,new FileListSorter());
  }
 catch (  IOException e) {
    e.printStackTrace();
  }
  return elements;
}