compile 'com.github.barteksc:android-pdf-viewer:2.0.3' 

<RelativeLayout android:layout_width="match_parent"    android:layout_height="match_parent"    android:background="#ffffff"    xmlns:android="http://schemas.android.com/apk/res/android" > 
 
    <TextView        android:layout_width="match_parent"        android:layout_height="40dp"        android:background="@color/colorPrimaryDark"        android:text="View PDF"        android:textColor="#ffffff"        android:id="@+id/tv_header"        android:textSize="18dp"        android:gravity="center"></TextView> 
 
    <com.github.barteksc.pdfviewer.PDFView        android:id="@+id/pdfView"        android:layout_below="@+id/tv_header"        android:layout_width="match_parent"        android:layout_height="match_parent"/> 
 
 
    </RelativeLayout> 

package pdfviewer.pdfviewer; 
 
import android.app.Activity; 
import android.os.Bundle; 
import android.util.Log; 
import com.github.barteksc.pdfviewer.PDFView; 
import com.github.barteksc.pdfviewer.listener.OnLoadCompleteListener; 
import com.github.barteksc.pdfviewer.listener.OnPageChangeListener; 
import com.github.barteksc.pdfviewer.scroll.DefaultScrollHandle; 
import com.shockwave.pdfium.PdfDocument; 
 
import java.util.List; 
 
public class MainActivity extends Activity implements OnPageChangeListener,OnLoadCompleteListener{ 
    private static final String TAG = MainActivity.class.getSimpleName(); 
    public static final String SAMPLE_FILE = "android_tutorial.pdf"; 
    PDFView pdfView; 
    Integer pageNumber = 0; 
    String pdfFileName; 
 
    @Override    protected void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        setContentView(R.layout.activity_main); 
 
 
        pdfView= (PDFView)findViewById(R.id.pdfView); 
        displayFromAsset(SAMPLE_FILE); 
    } 
 
    private void displayFromAsset(String assetFileName) { 
        pdfFileName = assetFileName; 
 
        pdfView.fromAsset(SAMPLE_FILE) 
                .defaultPage(pageNumber) 
                .enableSwipe(true) 
 
                .swipeHorizontal(false) 
                .onPageChange(this) 
                .enableAnnotationRendering(true) 
                .onLoad(this) 
                .scrollHandle(new DefaultScrollHandle(this)) 
                .load(); 
    } 
 
 
    @Override    public void onPageChanged(int page, int pageCount) { 
        pageNumber = page; 
        setTitle(String.format("%s %s / %s", pdfFileName, page + 1, pageCount)); 
    } 
 
 
    @Override    public void loadComplete(int nbPages) { 
        PdfDocument.Meta meta = pdfView.getDocumentMeta(); 
        printBookmarksTree(pdfView.getTableOfContents(), "-"); 
 
    } 
 
    public void printBookmarksTree(List<PdfDocument.Bookmark> tree, String sep) { 
        for (PdfDocument.Bookmark b : tree) { 
 
            Log.e(TAG, String.format("%s %s, p %d", sep, b.getTitle(), b.getPageIdx())); 
 
            if (b.hasChildren()) { 
                printBookmarksTree(b.getChildren(), sep + "-"); 
            } 
        } 
    } 
 
}