工具类 HttpClientUtil
public class HttpClientUtil {
public static String sendRequest(URL url) throws IOException {
String result = "";
try {
PostMethod method = new PostMethod(url.toString());
method.addRequestHeader("Cache-Control",
RequestConstants.REQUEST_CACHE_CONTROL);
method.addRequestHeader("SOAPAction",
RequestConstants.REQUEST_SOAP_ACTION);
method.addRequestHeader("Cookie", RequestConstants.REQUEST_COOKIE);
method.addRequestHeader("Host", url.getHost());
method.addRequestHeader("Accept", RequestConstants.REQUEST_ACCEPT);
method.setRequestEntity(null);
HttpClient httpClient = new HttpClient();
int status = httpClient.executeMethod(method);
if (method.getResponseContentLength() < 0) {
ByteArrayOutputStream bout = new ByteArrayOutputStream();
byte[] data = new byte[8192];
int rsize = 0;
int totalrsize = 0;
InputStream in = method.getResponseBodyAsStream();
do {
rsize = in.read(data);
if (rsize > 0) {
totalrsize += rsize;
bout.write(data, 0, rsize);
}
} while (rsize > 0);
result = new String(bout.toByteArray());
} else {
byte data[] = method.getResponseBody();
result = new String(data, "utf-8");
}
if (status != 200) {
log.info("请求错误:[url:" + url.toString() + ",responseCode:"
+ status + "]");
return null;
}
} catch (Exception e) {
log.info("http请求异常!");
}
return result;
}
public interface RequestConstants {
public static final String REQUEST_CACHE_CONTROL = "no-cache";
public static final String REQUEST_SOAP_ACTION = "\"\"";
public static final String REQUEST_COOKIE = "JSESSIONID=A09JHGHKHU68624309UTY84932;";
public static final String REQUEST_ACCEPT = "application/soap+xml, application/dime, multipart/related, text/*";
}
action 类
public String listTicketsByCondition() throws IOException {
String url = "http://192.168.3.205:8080/GenLotWBOS/queryTickInf.action";
String messageid = this.getRequest().getParameter("messageid");
String cpserial = this.getRequest().getParameter("cpserial");
String tacketid = this.getRequest().getParameter("tacketid");
PostHelper p = new PostHelper(url);
if(StringUtils.hasLength(messageid)){
p.addParameter("messageid", messageid);
}
if(StringUtils.hasLength(cpserial)){
p.addParameter("cpserial", cpserial);
}
if(StringUtils.hasLength(tacketid)){
p.addParameter("orderno", tacketid);
}
String jsonMsg = p.post(url);
this.getResponse().setCharacterEncoding("UTF-8");
this.getResponse().getWriter().write(jsonMsg);
this.getResponse().getWriter().flush();
return null;
}