HttpClient提交表单 或访问接口
public static String getStringURLtoPost(String url,Map<String, Object> parms) { if ("".equals(url) || parms == null || url.trim().length() <= 0|| parms.size() <= 0) {return null;}HttpClient httpClient = new HttpClient(); PostMethod postMethod = new PostMethod(url); //此处为你访问的接口 或页面 //设置编码 防止中文乱码 ?httpClient.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET,"UTF-8"); //此处为集合里面的值!遍历map集合中的key和value!其实,这里是关键!这里就是表单数据NameValuePair[] data = new NameValuePair[parms.keySet().size()];Iterator it = parms.entrySet().iterator();int i = 0;while (it.hasNext()) {Map.Entry entry = (Map.Entry) it.next();Object key = entry.getKey();Object value = entry.getValue();data[i] = new NameValuePair(key.toString(), value.toString());i++;}postMethod.setRequestBody(data); //这里就是将值传过去(接口中)!try {httpClient.executeMethod(postMethod); //执行return postMethod.getResponseBodyAsString(); //得到接口中返回的数据} catch (Exception e) {e.printStackTrace();} finally{postMethod.releaseConnection(); //关闭(销毁 } return null;}public static int getCheckInUrl(VideoAsset asset,String username,String text_comments){int Checkin_status = CHECKIN_STATUS_FAIL;StringBuffer buffer = new StringBuffer();Map<String, Object> parms = new HashMap<String, Object>();buffer.append("127.0.0.1:82/webservice/sign.jsp?action=add"); //其实.这就相当于,我们的初始页面!然后,下面的数据就是table表单要提交的字段!if(asset == null){Checkin_status = CHECKIN_STATUS_FAIL;}if(asset.getAssetId()>=0){parms.put("assetid", asset.getAssetId());}if(asset.getItemId()>=0){parms.put("itemid", asset.getItemId());}if(!"".equals(asset.getAssetType().trim())&&asset.getAssetType()!=null){parms.put("assettype", asset.getAssetType().trim());}if(!"".equals(asset.getAssetCode().trim())&&asset.getAssetCode()!=null){parms.put("assetcode", asset.getAssetCode().trim());}if(!"".equals(username.trim())&&username !=null){parms.put("username", username.trim());}if(!"".equals(asset.getAssetName().trim())&&asset.getAssetName()!=null){parms.put("assetname", asset.getAssetName().trim());}if(!"".equals(text_comments.trim())&&text_comments!=null){parms.put("text_comments", text_comments);}//将要提交的字段数据放入进去!return getFromUrltoPost(buffer.toString(), parms); }?public static int getFromUrltoPost(String url,Map<String, Object> parms){int Checkin_status = CHECKIN_STATUS_FAIL;try {Checkin_status = Integer.parseInt(StringUtil.getStringURLtoPost(url, parms));return Checkin_status;} catch (NumberFormatException e) {Checkin_status = CHECKIN_STATUS_UNKNOWNUSERNAME;return Checkin_status;}finally{return Checkin_status;}}/**最后要告诉大家的是!如果不懂,可以试想成,你做一个简单的登陆页面!里面有name和password哪个字段!*而假设你的访问页面是http://127.0.0.1:82/hello.jsp*你用post方式!那么你在集合里面就应该put两个,一个是name,一个是password *也就是put("name",name) ,put("password",password); 也访问的页面就是你的url(道理就相当于一个*简易的登陆提交)*/?