File Uri

ContentUriType.java

import android.content.Context;
import android.net.Uri;

public class ContentUriType extends UriType {
  @Override
  public String getPath(Context context, Uri uri) {
    if (isGooglePhotosUri(uri)) {
      return uri.getLastPathSegment();
    }
    return getDataColumn(context, uri, null, null);
  }

  private boolean isGooglePhotosUri(Uri uri) {
    return "com.google.android.apps.photos.content".equals(uri.getAuthority());
  }
}

DefaultUriType.java

import android.content.Context;
import android.net.Uri;

public class DefaultUriType extends UriType {
  @Override
  public String getPath(Context context, Uri uri) {
    return String.valueOf(uri);
  }
}

FileUriType.java

import android.content.Context;
import android.net.Uri;

public class FileUriType extends UriType {
  @Override
  public String getPath(Context context, Uri uri) {
    return uri.getPath();
  }
}

KitKatDocumentUri.java

import android.annotation.TargetApi;
import android.content.ContentUris;
import android.content.Context;
import android.net.Uri;
import android.os.Build;
import android.os.Environment;
import android.provider.DocumentsContract;
import android.provider.MediaStore;
import android.support.annotation.Nullable;

@TargetApi(Build.VERSION_CODES.KITKAT)
public class KitKatDocumentUri extends UriType {

  public static final String DOCUMENT_TYPE_PRIMARY = "primary";
  public static final String DOCUMENT_TYPE_IMAGE = "image";
  public static final String DOCUMENT_TYPE_VIDEO = "video";
  public static final String DOCUMENT_TYPE_AUDIO = "audio";

  @Override
  public String getPath(Context context, Uri uri) {
    if (isExternalStorageDocument(uri)) {
      final String image = getFromExternalStorage(uri);
      if (image != null) return image;
    } else if (isDownloadsDocument(uri)) {
      return getFromDownloads(context, uri);
    } else if (isMediaDocument(uri)) {
      return getFromMediaDocument(context, uri);
    }
    return String.valueOf(uri);
  }

  private String getFromMediaDocument(Context context, Uri uri) {
    final String docId = DocumentsContract.getDocumentId(uri);
    final String[] split = docId.split(":");
    final String type = split[0];

    Uri contentUri = null;
    if (DOCUMENT_TYPE_IMAGE.equals(type)) {
      contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
    } else if (DOCUMENT_TYPE_VIDEO.equals(type)) {
      contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
    } else if (DOCUMENT_TYPE_AUDIO.equals(type)) {
      contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
    }

    final String selection = "_id=?";
    final String[] selectionArgs = new String[] {
        split[1]
    };

    return getDataColumn(context, contentUri, selection, selectionArgs);
  }

  private String getFromDownloads(Context context, Uri uri) {
    final String id = DocumentsContract.getDocumentId(uri);
    final Uri contentUri =
        ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
            Long.valueOf(id));

    return getDataColumn(context, contentUri, null, null);
  }

  @Nullable
  private String getFromExternalStorage(Uri uri) {
    final String docId = DocumentsContract.getDocumentId(uri);
    final String[] split = docId.split(":");
    final String type = split[0];

    if (DOCUMENT_TYPE_PRIMARY.equalsIgnoreCase(type)) {
      return Environment.getExternalStorageDirectory() + "/" + split[1];
    }
    return null;
  }

  public static boolean isExternalStorageDocument(Uri uri) {
    return "com.android.externalstorage.documents".equals(uri.getAuthority());
  }

  public static boolean isDownloadsDocument(Uri uri) {
    return "com.android.providers.downloads.documents".equals(uri.getAuthority());
  }

  public static boolean isMediaDocument(Uri uri) {
    return "com.android.providers.media.documents".equals(uri.getAuthority());
  }
}

UriType.java

import android.content.Context;
import android.database.Cursor;
import android.net.Uri;

public abstract class UriType {
  public abstract String getPath(Context context, Uri uri);

  /**
   * Get the value of the data column for this Uri. This is useful for
   * MediaStore Uris, and other file-based ContentProviders.
   *
   * @param context The context.
   * @param uri The Uri to query.
   * @param selection (Optional) Filter used in the query.
   * @param selectionArgs (Optional) Selection arguments used in the query.
   * @return The value of the _data column, which is typically a file path.
   */
  public static String getDataColumn(Context context, Uri uri, String selection,
      String[] selectionArgs) {

    Cursor cursor = null;
    final String column = "_data";
    final String[] projection = {
        column
    };

    try {
      cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
      if (cursor != null && cursor.moveToFirst()) {
        final int index = cursor.getColumnIndexOrThrow(column);
        return cursor.getString(index);
      }
    } finally {
      if (cursor != null) {
        cursor.close();
      }
    }
    return null;
  }
}

UriUtils.java

import android.annotation.TargetApi;
import android.content.ContentResolver;
import android.content.Context;
import android.net.Uri;
import android.os.Build;
import android.provider.DocumentsContract;

public class UriUtils {

  /**
   * Get a file path from a Uri.
   *
   * @see <a href="http://stackoverflow.com/questions/19834842/android-gallery-on-kitkat-returns-different-uri-for-intent-action-get-content">stackoverflow.com</a>
   */
  @TargetApi(Build.VERSION_CODES.KITKAT)
  public static String getPath(Context context, Uri uri) throws NullPointerException{
    UriType uriType = new DefaultUriType();

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && DocumentsContract.isDocumentUri(
        context, uri)) {
      uriType = new KitKatDocumentUri();
    } else if (ContentResolver.SCHEME_CONTENT.equalsIgnoreCase(uri.getScheme())) {
      uriType = new ContentUriType();
    } else if (ContentResolver.SCHEME_FILE.equalsIgnoreCase(uri.getScheme())) {
      uriType = new FileUriType();
    }

    return uriType.getPath(context, uri);
  }
}