使用Java代码以multiple form的格式给ABAP Netweaver发送数据

• 2019 年 10 月 6 日
• 笔记

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import java.io.FileNotFoundException;  import java.io.IOException;  import java.nio.charset.Charset;    import org.apache.commons.codec.binary.Base64;  import org.apache.http.HttpEntity;  import org.apache.http.HttpResponse;  import org.apache.http.client.ClientProtocolException;  import org.apache.http.client.HttpClient;  import org.apache.http.client.methods.HttpPost;  import org.apache.http.entity.mime.HttpMultipartMode;  import org.apache.http.entity.mime.MultipartEntityBuilder;  import org.apache.http.impl.client.DefaultHttpClient;  import org.apache.http.protocol.HTTP;  import org.apache.http.util.EntityUtils;    @SuppressWarnings("deprecation")  public class MyHTTPPost  {  	final private static String POST_PREFIX = "https://ag3.wdf.sap.corp:44354/sap/crm/file_upload?query=";    	private static String getRequestURL(String str)  	{  		String url = POST_PREFIX + str;  	    url = url + "&sid=" + Math.random();  	    return url;  	}    	private static void sendHTTPPostRequest(String str) throws FileNotFoundException  	{  		HttpClient httpclient = new DefaultHttpClient();  		String raw = "WANGJER:Saptest1";  		String encoded = Base64.encodeBase64String(raw.getBytes());            HttpPost httppost = new HttpPost(getRequestURL(str));          MultipartEntityBuilder builder = MultipartEntityBuilder.create();            builder.setMode(HttpMultipartMode.BROWSER_COMPATIBLE);          builder.setCharset(Charset.forName(HTTP.UTF_8));            builder.addTextBody("firstName", "Jerry");          builder.addTextBody("lastName", "Wang");          try {              httppost.addHeader("Content-Type","multipart/form-data; boundary=assdsfdffafasf");              httppost.addHeader("User-Agent","Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)");              httppost.addHeader("Authorization", "Basic " + encoded);                HttpEntity httpEntity = builder.build();              httppost.setEntity(httpEntity);              HttpResponse httpresponse = httpclient.execute(httppost);              HttpEntity resEntity = httpresponse.getEntity();              String response = EntityUtils.toString(resEntity);              System.out.println(response);          }          catch (IOException e)          {          	System.out.println(e.getLocalizedMessage());          	e.printStackTrace();          	System.out.println("error!");          }  	}    	public static void main(String[] args) throws ClientProtocolException, IOException  	{  		sendHTTPPostRequest("a");  	}  }    ```要获取更多Jerry的原创文章，请关注公众号"汪子熙":  <img src="https://user-images.githubusercontent.com/5669954/61616089-2a87e180-ac9a-11e9-861d-c29c2cf897af.png">