@Override
public CrawlResultPojo crawl(UrlPojo urlPojo) {
if (urlPojo == null) {
return null;
}
CrawlResultPojo crawlResultPojo = new CrawlResultPojo();
CloseableHttpResponse response1 = null;
BufferedReader br = null;
try {
HttpGet httpget = new HttpGet(urlPojo.getUrl());
response1 = httpclient.execute(httpget);
HttpEntity entity = response1.getEntity();
InputStreamReader isr = new InputStreamReader(entity.getContent(), "utf-8");
br = new BufferedReader(isr);
String line = null;
StringBuilder stringBuilder = new StringBuilder();
while ((line = br.readLine()) != null) {
stringBuilder.append(line + "\n");
}
crawlResultPojo.setSuccess(true);
crawlResultPojo.setPageContent(stringBuilder.toString());
return crawlResultPojo;
} catch (Exception e) {
e.printStackTrace();
crawlResultPojo.setSuccess(false);
} finally {
if (response1 != null) {
try {
response1.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
if (br != null) {
try {
br.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
return crawlResultPojo;
}
public static void main(String[] args) throws Exception {
HttpClientCrawlerImpl httpClientCrawlerImpl = new HttpClientCrawlerImpl();
String url = "http://www.wdzj.com/front_select-plat";
UrlPojo urlPojo = new UrlPojo(url);
Map<String, Object> paramsMap = new HashMap<String, Object>();
int max_page_number = 1000;
paramsMap.put("currPage", 2);
paramsMap.put("params", "");
paramsMap.put("sort", 0);
urlPojo.setParamsMap(paramsMap);
CrawlResultPojo resultPojo = httpClientCrawlerImpl.crawl4Post(urlPojo);
if (resultPojo != null) {
System.out.println(resultPojo.getPageContent());
}
}
/** 传入加入参数post 参数的url */
public CrawlResultPojo crawl4Post(UrlPojo urlPojo) {
if (urlPojo == null) {
return null;
}
CrawlResultPojo crawlResultPojo = new CrawlResultPojo();
CloseableHttpResponse response1 = null;
BufferedReader br = null;
try {
RequestBuilder rb = RequestBuilder.post().setUri(new URI(urlPojo.getUrl()));
/* HttpUriRequest urlRequest = RequestBuilder.post()
.setUri(new URI(urlPojo.getUrl()))
.addParameter("IDToken1", "username")
.addParameter("IDToken2", "password")
.build();*/
Map<String, Object> paramsMap = urlPojo.getParamsMap();
if (paramsMap != null) {
for (Entry<String, Object> entry : paramsMap.entrySet()) {
rb.addParameter(entry.getKey(), entry.getValue().toString());
}
}
HttpUriRequest httpRequst = rb.build();
response1 = httpclient.execute(httpRequst);
HttpEntity entity = response1.getEntity();
InputStreamReader isr = new InputStreamReader(entity.getContent(), "utf-8");
br = new BufferedReader(isr);
String line = null;
StringBuilder stringBuilder = new StringBuilder();
while ((line = br.readLine()) != null) {
stringBuilder.append(line + "\n");
}
crawlResultPojo.setSuccess(true);
crawlResultPojo.setPageContent(stringBuilder.toString());
return crawlResultPojo;
} catch (Exception e) {
e.printStackTrace();
crawlResultPojo.setSuccess(false);
} finally {
if (response1 != null) {
try {
response1.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
if (br != null) {
try {
br.close();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
return crawlResultPojo;
}
