J'ai déjà posté le même titre mais cette mais cette fois. j'ai connu une erreur en compilant l'exemple Simple-Android-OCR-master.
erreur:
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10-06 17:59:31.151      637-647/? E/StrictMode﹕ A resource was acquired at attached stack trace but never released. See java.io.Closeable for information on avoiding resource leaks.
    java.lang.Throwable: Explicit termination method 'close' not called
            at dalvik.system.CloseGuard.open(CloseGuard.java:184)
            at android.os.ParcelFileDescriptor.<init>(ParcelFileDescriptor.java:412)
            at android.content.res.AssetManager.openNonAssetFdNative(Native Method)
            at android.content.res.AssetManager.openNonAssetFd(AssetManager.java:428)
            at android.content.res.Resources.openRawResourceFd(Resources.java:979)
            at com.android.inputmethod.latin.BinaryDictionaryGetter.loadFallbackResource(BinaryDictionaryGetter.java:183)
            at com.android.inputmethod.latin.BinaryDictionaryGetter.getDictionaryFiles(BinaryDictionaryGetter.java:456)
            at com.android.inputmethod.latin.DictionaryFactory.createMainDictionaryFromManager(DictionaryFactory.java:57)
            at com.android.inputmethod.latin.DictionaryFactory.createMainDictionaryFromManager(DictionaryFactory.java:87)
            at com.android.inputmethod.latin.Suggest$1.run(Suggest.java:108)
code:
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        import java.io.File;
        import java.io.FileInputStream;
        import java.io.FileOutputStream;
        import java.io.IOException;
        import java.io.InputStream;
        import java.io.OutputStream;
        import java.util.zip.GZIPInputStream;
 
        import android.app.Activity;
        import android.content.Intent;
        import android.content.res.AssetManager;
        import android.graphics.Bitmap;
        import android.graphics.BitmapFactory;
        import android.graphics.Matrix;
        import android.media.ExifInterface;
        import android.net.Uri;
        import android.os.Bundle;
        import android.os.Environment;
        import android.provider.MediaStore;
        import android.support.v7.app.AppCompatActivity;
        import android.util.Log;
        import android.view.View;
        import android.widget.Button;
        import android.widget.EditText;
 
        import com.googlecode.tesseract.android.TessBaseAPI;
 
public class MainActivity extends AppCompatActivity {
    public static final String PACKAGE_NAME = "com.datumdroid.android.ocr.simple";
    public static final String DATA_PATH = Environment
            .getExternalStorageDirectory().toString() + "/SimpleAndroidOCR/";
 
    // You should have the trained data file in assets folder
    // You can get them at:
    // http://code.google.com/p/tesseract-ocr/downloads/list
    public static final String lang = "fra";
 
    private static final String TAG = "SimpleAndroidOCR.java";
 
    protected Button _button;
    // protected ImageView _image;
    protected EditText _field;
    protected String _path;
    protected boolean _taken;
 
    protected static final String PHOTO_TAKEN = "photo_taken";
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
 
        String[] paths = new String[] { DATA_PATH, DATA_PATH + "tessdata/" };
 
        for (String path : paths) {
            File dir = new File(path);
            if (!dir.exists()) {
                if (!dir.mkdirs()) {
                    Log.v(TAG, "ERROR: Creation of directory " + path + " on sdcard failed");
                    return;
                } else {
                    Log.v(TAG, "Created directory " + path + " on sdcard");
                }
            }
 
        }
 
        // lang.traineddata file with the app (in assets folder)
        // You can get them at:
        // http://code.google.com/p/tesseract-ocr/downloads/list
        // This area needs work and optimization
        if (!(new File(DATA_PATH + "tessdata/" + lang + ".traineddata")).exists()) {
            try {
 
                AssetManager assetManager = getAssets();
                InputStream in = assetManager.open("tessdata/" + lang + ".traineddata");
                //GZIPInputStream gin = new GZIPInputStream(in);
                OutputStream out = new FileOutputStream(DATA_PATH
                        + "tessdata/" + lang + ".traineddata");
 
                // Transfer bytes from in to out
                byte[] buf = new byte[1024];
                int len;
                //while ((lenf = gin.read(buff)) > 0) {
                while ((len = in.read(buf)) > 0) {
                    out.write(buf, 0, len);
                }
                in.close();
                //gin.close();
                out.close();
 
                Log.v(TAG, "Copied " + lang + " traineddata");
            } catch (IOException e) {
                Log.e(TAG, "Was unable to copy " + lang + " traineddata " + e.toString());
            }
        }
 
        super.onCreate(savedInstanceState);
 
        setContentView(R.layout.activity_main);
 
        // _image = (ImageView) findViewById(R.id.image);
        _field = (EditText) findViewById(R.id.field);
        _button = (Button) findViewById(R.id.button);
        _button.setOnClickListener(new ButtonClickHandler());
 
        _path = DATA_PATH + "/ocr.jpg";
    }
 
    public class ButtonClickHandler implements View.OnClickListener {
        public void onClick(View view) {
            Log.v(TAG, "Starting Camera app");
            startCameraActivity();
        }
    }
 
    // Simple android photo capture:
    // http://labs.makemachine.net/2010/03/simple-android-photo-capture/
 
    protected void startCameraActivity() {
        File file = new File(_path);
        Uri outputFileUri = Uri.fromFile(file);
 
        final Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        intent.putExtra(MediaStore.EXTRA_OUTPUT, outputFileUri);
 
        startActivityForResult(intent, 0);
    }
 
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 
        Log.i(TAG, "resultCode: " + resultCode);
 
        if (resultCode == -1) {
            onPhotoTaken();
        } else {
            Log.v(TAG, "User cancelled");
        }
    }
 
    @Override
    protected void onSaveInstanceState(Bundle outState) {
        outState.putBoolean(MainActivity.PHOTO_TAKEN, _taken);
    }
 
    @Override
    protected void onRestoreInstanceState(Bundle savedInstanceState) {
        Log.i(TAG, "onRestoreInstanceState()");
        if (savedInstanceState.getBoolean(MainActivity.PHOTO_TAKEN)) {
            onPhotoTaken();
        }
    }
 
    protected void onPhotoTaken() {
        _taken = true;
 
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inSampleSize = 4;
 
        Bitmap bitmap = BitmapFactory.decodeFile(_path, options);
 
        try {
            ExifInterface exif = new ExifInterface(_path);
            int exifOrientation = exif.getAttributeInt(
                    ExifInterface.TAG_ORIENTATION,
                    ExifInterface.ORIENTATION_NORMAL);
 
            Log.v(TAG, "Orient: " + exifOrientation);
 
            int rotate = 0;
 
            switch (exifOrientation) {
                case ExifInterface.ORIENTATION_ROTATE_90:
                    rotate = 90;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_180:
                    rotate = 180;
                    break;
                case ExifInterface.ORIENTATION_ROTATE_270:
                    rotate = 270;
                    break;
            }
 
            Log.v(TAG, "Rotation: " + rotate);
 
            if (rotate != 0) {
 
                // Getting width & height of the given image.
                int w = bitmap.getWidth();
                int h = bitmap.getHeight();
 
                // Setting pre rotate
                Matrix mtx = new Matrix();
                mtx.preRotate(rotate);
 
                // Rotating Bitmap
                bitmap = Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, false);
            }
 
            // Convert to ARGB_8888, required by tess
            bitmap = bitmap.copy(Bitmap.Config.ARGB_8888, true);
 
        } catch (IOException e) {
            Log.e(TAG, "Couldn't correct orientation: " + e.toString());
        }
 
        // _image.setImageBitmap( bitmap );
 
        Log.v(TAG, "Before baseApi");
 
        TessBaseAPI baseApi = new TessBaseAPI();
        baseApi.setDebug(true);
        baseApi.init(DATA_PATH, lang);
        baseApi.setImage(bitmap);
 
        String recognizedText = baseApi.getUTF8Text();
 
        baseApi.end();
 
        // You now have the text in recognizedText var, you can do anything with it.
        // We will display a stripped out trimmed alpha-numeric version of it (if lang is eng)
        // so that garbage doesn't make it to the display.
 
        Log.v(TAG, "OCRED TEXT: " + recognizedText);
 
        if ( lang.equalsIgnoreCase("fra") ) {
            recognizedText = recognizedText.replaceAll("[^a-zA-Z0-9]+", " ");
        }
 
        recognizedText = recognizedText.trim();
 
        if ( recognizedText.length() != 0 ) {
            _field.setText(_field.getText().toString().length() == 0 ? recognizedText : _field.getText() + " " + recognizedText);
            _field.setSelection(_field.getText().toString().length());
        }
 
        // Cycle done.
    }
 
    // www.Gaut.am was here
    // Thanks for reading!
}
J'ai besoin de vous s'il vous plaît. Que doit-je faire pour enlever cet erreur.