Use OCSRemoteOperation in GetPrivateKeyOperation

/* ownCloud Android Library is available under MIT license

 *   Copyright (C) 2018 Bartosz Przybylski

 *   Copyright (C) 2018 Nextcloud GmbH

 *

 *   Permission is hereby granted, free of charge, to any person obtaining a copy

 *   of this software and associated documentation files (the "Software"), to deal

 *   in the Software without restriction, including without limitation the rights

 *   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 *   copies of the Software, and to permit persons to whom the Software is

 *   furnished to do so, subject to the following conditions:

 *

 *   The above copyright notice and this permission notice shall be included in

 *   all copies or substantial portions of the Software.

 *

 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

 *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

 *   BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

 *   ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

 *   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 *   THE SOFTWARE.

 *

 */

package com.owncloud.android.lib.ocs.responses;

import com.google.gson.annotations.SerializedName;

/**

 * @author Bartosz Przybylski

 */

public class PrivateKey {

    @SerializedName("private-key")

    public String key;

    public String getKey() {

        return key;

    }

}

package com.owncloud.android.lib.resources.users;

import com.owncloud.android.lib.common.OwnCloudClient;

import com.owncloud.android.lib.common.operations.RemoteOperation;

import com.owncloud.android.lib.common.operations.RemoteOperationResult;

import com.owncloud.android.lib.common.utils.Log_OC;

import com.owncloud.android.lib.ocs.ServerResponse;

import com.owncloud.android.lib.ocs.responses.PrivateKey;

import com.owncloud.android.lib.resources.OCSRemoteOperation;

import org.apache.commons.httpclient.HttpStatus;

import org.apache.commons.httpclient.methods.GetMethod;

import org.json.JSONObject;

import java.util.ArrayList;

 * Remote operation performing the fetch of the public key for an user

 */

public class GetPrivateKeyOperation extends RemoteOperation {

public class GetPrivateKeyOperation extends OCSRemoteOperation {

    private static final String TAG = GetPrivateKeyOperation.class.getSimpleName();

    private static final int SYNC_READ_TIMEOUT = 40000;

    private static final int SYNC_CONNECTION_TIMEOUT = 5000;

    private static final String PUBLIC_KEY_URL = "/ocs/v2.php/apps/end_to_end_encryption/api/v1/private-key";

    // JSON node names

    private static final String NODE_OCS = "ocs";

    private static final String NODE_DATA = "data";

    private static final String NODE_PRIVATE_KEY = "private-key";

    private static final String JSON_FORMAT = "?format=json";

    /**

            int status = client.executeMethod(getMethod, SYNC_READ_TIMEOUT, SYNC_CONNECTION_TIMEOUT);

            if (status == HttpStatus.SC_OK) {

                String response = getMethod.getResponseBodyAsString();

                // Parse the response

                JSONObject respJSON = new JSONObject(response);

                String key = (String) respJSON.getJSONObject(NODE_OCS).getJSONObject(NODE_DATA).get(NODE_PRIVATE_KEY);

                ServerResponse<PrivateKey> serverResponse = getServerResponse(getMethod);

                result = new RemoteOperationResult(true, getMethod);

                ArrayList<Object> keys = new ArrayList<>();

                keys.add(key);

                keys.add(serverResponse.getOcs().getData().getKey());

                result.setData(keys);

            } else {

                result = new RemoteOperationResult(false, getMethod);