Android Open Source - visiting-card-android Response Handler Interface

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
    Android Asynchronous Http Client//from  w  ww .j a v a  2 s .c  om
    Copyright (c) 2013 Marek Sebera <marek.sebera@gmail.com>
    http://loopj.com

    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at

        http://www.apache.org/licenses/LICENSE-2.0

    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
*/

package com.loopj.android.http;

import org.apache.http.Header;
import org.apache.http.HttpResponse;

import java.io.IOException;
import java.net.URI;

/**
 * Interface to standardize implementations
 */
public interface ResponseHandlerInterface {

    /**
     * Returns data whether request completed successfully
     *
     * @param response HttpResponse object with data
     * @throws java.io.IOException if retrieving data from response fails
     */
    void sendResponseMessage(HttpResponse response) throws IOException;

    /**
     * Notifies callback, that request started execution
     */
    void sendStartMessage();

    /**
     * Notifies callback, that request was completed and is being removed from thread pool
     */
    void sendFinishMessage();

    /**
     * Notifies callback, that request (mainly uploading) has progressed
     *
     * @param bytesWritten number of written bytes
     * @param bytesTotal   number of total bytes to be written
     */
    void sendProgressMessage(int bytesWritten, int bytesTotal);

    /**
     * Notifies callback, that request was cancelled
     */
    void sendCancelMessage();

    /**
     * Notifies callback, that request was handled successfully
     *
     * @param statusCode   HTTP status code
     * @param headers      returned headers
     * @param responseBody returned data
     */
    void sendSuccessMessage(int statusCode, Header[] headers, byte[] responseBody);

    /**
     * Returns if request was completed with error code or failure of implementation
     *
     * @param statusCode   returned HTTP status code
     * @param headers      returned headers
     * @param responseBody returned data
     * @param error        cause of request failure
     */
    void sendFailureMessage(int statusCode, Header[] headers, byte[] responseBody, Throwable error);

    /**
     * Notifies callback of retrying request
     *
     * @param retryNo number of retry within one request
     */
    void sendRetryMessage(int retryNo);

    /**
     * Returns URI which was used to request
     *
     * @return uri of origin request
     */
    public URI getRequestURI();

    /**
     * Returns Header[] which were used to request
     *
     * @return headers from origin request
     */
    public Header[] getRequestHeaders();

    /**
     * Helper for handlers to receive Request URI info
     *
     * @param requestURI claimed request URI
     */
    public void setRequestURI(URI requestURI);

    /**
     * Helper for handlers to receive Request Header[] info
     *
     * @param requestHeaders Headers, claimed to be from original request
     */
    public void setRequestHeaders(Header[] requestHeaders);

    /**
     * Can set, whether the handler should be asynchronous or synchronous
     *
     * @param useSynchronousMode whether data should be handled on background Thread on UI Thread
     */
    void setUseSynchronousMode(boolean useSynchronousMode);

    /**
     * Returns whether the handler is asynchronous or synchronous
     *
     * @return boolean if the ResponseHandler is running in synchronous mode
     */
    boolean getUseSynchronousMode();
}

Java Source Code List

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