Android中使用HttpClient， GET模式下提交 multipart/form-data

AndroidHttpClient.java

import android.util.Log;

import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;

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

public class AndroidHttpClient {
    private static final String TAG = AndroidHttpClient.class.getSimpleName();

    /**
     * 清单文件中:
     *
     * <application>
     * <uses-library android:name="org.apache.http.legacy" android:required="false"/>
     * </application>
     * <p>
     * Gradle 申明依赖（自行去maven下载jar包）:
     * <p>
     * api files('libs/httpclient-4.3.6.jar')
     * api files('libs/httpcore-4.3.3.jar')
     * api files('libs/httpmime-4.3.6.jar')
     * <p>
     * defaultConfig {
     * useLibrary 'org.apache.http.legacy'
     * }
     *
     * @return 构造HttpClient
     */

    public static HttpClient getHttpClient() {
        final DefaultHttpClient httpClient = new DefaultHttpClient();   // Android 只能使用此方法构造 HttpClient
//        httpClient.addRequestInterceptor(new HttpClientRequestInterceptor());
//        httpClient.addResponseInterceptor(new HttpClientResponseInterceptor());
        return httpClient;
    }

    private static final String URL = "http://xxxxxx";

    /**
     * 测试
     * multipart/form-data
     *
     * @throws IOException
     */
    private void testHttp() throws IOException {
        HttpClient client = getHttpClient();
        String value = "";
        MultipartEntityBuilder entityBuilder = MultipartEntityBuilder.create();
        entityBuilder.addTextBody("key", value);

        HttpGetWithEntity e = new HttpGetWithEntity();
        e.setURI(URI.create(URL));
        e.setEntity(entityBuilder.build());
        final HttpResponse response = client.execute(e);
        String bodyAsString = EntityUtils.toString(response.getEntity(), "UTF-8");
        Log.i(TAG, bodyAsString);
    }
}

HttpGetWithEntity.java

import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;

import java.net.URI;

public class HttpGetWithEntity extends HttpEntityEnclosingRequestBase {

    public final static String METHOD_NAME = "GET";

    public HttpGetWithEntity() {
        super();
    }

    public HttpGetWithEntity(final URI url) {
        super();
        setURI(url);
    }

    public HttpGetWithEntity(final String url) {
        super();
        setURI(URI.create(url));
    }

    @Override
    public String getMethod() {
        return METHOD_NAME;
    }
}