下载html 转pdf

String retueUrl = WebConnectionUtil.downloadFileToImgService(remoteUtl, fileUrl, tempUrl);

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package com.dcits.djk.core.util;


import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;


import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;


import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;


import net.sf.json.JSONObject;


public class WebConnectionUtil {

public static String sendPostRequest(String url,Map paramMap,String userId){
CloseableHttpClient httpclient=null;
CloseableHttpResponse response=null;

try{
httpclient = HttpClients.createDefault();
HttpPost httppost = new HttpPost(url);
List<NameValuePair> formparams = new ArrayList<NameValuePair>();
formparams.add(new BasicNameValuePair("userId",userId));
Set keSet=paramMap.entrySet();
for(Iterator itr=keSet.iterator();itr.hasNext();){
Map.Entry me=(Map.Entry)itr.next();
Object key=me.getKey();
Object valueObj=me.getValue();
String[] value=new String[1];
if(valueObj == null){
value[0] = "";
}else{
if(valueObj instanceof String[]){  
           value=(String[])valueObj;  
       }else{  
           value[0]=valueObj.toString();  
       }
}
for(int k=0;k<value.length;k++){  
formparams.add(new BasicNameValuePair(key.toString(),StringUtil.filterSpecialChar(value[k])));
       }
}
UrlEncodedFormEntity uefEntity = new UrlEncodedFormEntity(formparams, "UTF-8");
httppost.setEntity(uefEntity);


response = httpclient.execute(httppost);
if(response.getStatusLine().getStatusCode() == 200){
HttpEntity entity = response.getEntity();
String resultInfo = EntityUtils.toString(entity, "UTF-8");
return resultInfo;
}else{
return response.getStatusLine().getStatusCode() + "";
}
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclient != null){
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(response != null){
response.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "404";
}
public static void main(String[] args) throws IOException {
String remoteUtl="https://tispfiletest.utourworld.com/upload/ag/slideHtml/slideIndex.html";//请求url
String tempUrl="F:\\upload\\image";//临时存放路径
String imgUrl="http://172.16.200.35:7080/img/image/uploadFile.do?prePath=ehr";//服务器路径
/* //创建文件
File file=new File("f://2.txt");
file.createNewFile();*/
/*File file = null;
file = new File(tempUrl + "/" + UuidUtil.get32Uuid()+".html");
if(!file.exists()){
file.createNewFile();
}*/

downloadFileToImgService(remoteUtl,tempUrl,tempUrl);
}
public static String downloadFileToImgService(String remoteUtl,String imgUrl,String tempUrl){
CloseableHttpClient httpclientRemote=null;
CloseableHttpResponse responseRemote=null;

CloseableHttpClient httpclientImg=null;
CloseableHttpResponse responseImg=null;

try{
httpclientRemote = HttpClients.createDefault();
HttpGet httpgetRemote = new HttpGet(remoteUtl);

responseRemote = httpclientRemote.execute(httpgetRemote);
if(responseRemote.getStatusLine().getStatusCode() != 200){
return "";
}
HttpEntity resEntityRemote = responseRemote.getEntity();
InputStream isRemote = resEntityRemote.getContent();
//写入文件
File file = null;

boolean isDownSuccess = true;
BufferedOutputStream bos = null;
try{
BufferedInputStream bif = new BufferedInputStream(isRemote);
byte bf[] = new byte[28];
bif.read(bf);
String suffix = FileTypeUtil.getSuffix(bf);
//file = new File(tempUrl + "/" + UuidUtil.get32Uuid()+suffix);
file = new File("f://2.html");
bos = new BufferedOutputStream(new FileOutputStream(file));
if(!file.exists()){
file.createNewFile();
}
bos.write(bf, 0, 28);
byte b[] = new byte[1024*3];
int len = 0;
while((len=bif.read(b)) != -1){
bos.write(b, 0, len);
}
}catch(Exception e){
e.printStackTrace();
isDownSuccess = false;
}finally{
try {
if(bos != null){
bos.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
if(!isDownSuccess){
return "";
}

httpclientImg = HttpClients.createDefault();
HttpPost httpPostImg = new HttpPost(imgUrl);
MultipartEntityBuilder requestEntity = MultipartEntityBuilder.create();
requestEntity.addBinaryBody("userFile", file);

HttpEntity httprequestImgEntity = requestEntity.build();
httpPostImg.setEntity(httprequestImgEntity);
responseImg = httpclientImg.execute(httpPostImg);
if(responseImg.getStatusLine().getStatusCode() != 200){
return "";
}
HttpEntity entity = responseImg.getEntity();
String json = EntityUtils.toString(entity, "UTF-8");
json = json.replaceAll("\"","");
String[] jsonMap = json.split(",");
String resultInfo = "";
for(int i = 0;i < jsonMap.length;i++){
String str = jsonMap[i];
if(str.startsWith("url:")){
resultInfo = str.substring(4);
}else if(str.startsWith("{url:")){
resultInfo = str.substring(5);
}
}
if(resultInfo.endsWith("}")){
resultInfo = resultInfo.substring(0,resultInfo.length()-1);
}
try{
if(file != null){
file.delete();
}
}catch(Exception e){
e.printStackTrace();
}
return resultInfo;
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclientRemote != null){
httpclientRemote.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(responseRemote != null){
responseRemote.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(httpclientImg != null){
httpclientImg.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(responseImg != null){
responseImg.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "";
}

public static String downloadFileToImgService(File file,String imgUrl){
CloseableHttpClient httpclientImg=null;
CloseableHttpResponse responseImg=null;

try{
httpclientImg = HttpClients.createDefault();
HttpPost httpPostImg = new HttpPost(imgUrl);
MultipartEntityBuilder requestEntity = MultipartEntityBuilder.create();
requestEntity.addBinaryBody("userFile", file);

HttpEntity httprequestImgEntity = requestEntity.build();
httpPostImg.setEntity(httprequestImgEntity);
responseImg = httpclientImg.execute(httpPostImg);
if(responseImg.getStatusLine().getStatusCode() != 200){
return "";
}
HttpEntity entity = responseImg.getEntity();
String json = EntityUtils.toString(entity, "UTF-8");
json = json.replaceAll("\"","");
String[] jsonMap = json.split(",");
String resultInfo = "";
for(int i = 0;i < jsonMap.length;i++){
String str = jsonMap[i];
if(str.startsWith("url:")){
resultInfo = str.substring(4);
}else if(str.startsWith("{url:")){
resultInfo = str.substring(5);
}
}
if(resultInfo.endsWith("}")){
resultInfo = resultInfo.substring(0,resultInfo.length()-1);
}
return resultInfo;
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclientImg != null){
httpclientImg.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(responseImg != null){
responseImg.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "";
}

public static String sendGetRequest(String url){
CloseableHttpClient httpclient=null;
CloseableHttpResponse response=null;
try{
httpclient = HttpClients.createDefault();
HttpGet httpGet = new HttpGet(url);


response = httpclient.execute(httpGet);
if(response.getStatusLine().getStatusCode() == 200){
HttpEntity entity = response.getEntity();
String resultInfo = EntityUtils.toString(entity, "UTF-8");
return resultInfo;
}else{
return response.getStatusLine().getStatusCode() + "";
}
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclient != null){
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(response != null){
response.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "404";
}

public static String sendHttpsPostRequestUseStream(String url,String param){
CloseableHttpClient httpclient=null;
CloseableHttpResponse response=null;

try{
SSLContext ctx = SSLContext.getInstance("TLS");
X509TrustManager xtm = new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
TrustManager[] tm = {xtm};
ctx.init(null,tm,null);
HostnameVerifier hv = new HostnameVerifier(){
public boolean verify(String arg0, SSLSession arg1) {
return true;
}
};
httpclient = HttpClients.custom().setSSLHostnameVerifier(hv).setSSLContext(ctx).build();
HttpPost httpPost = new HttpPost(url);
StringEntity strEntity = new StringEntity(param,"utf-8");
httpPost.setEntity(strEntity);

  response = httpclient.execute(httpPost);
if(response.getStatusLine().getStatusCode() == 200){
HttpEntity entity = response.getEntity();
String resultInfo = EntityUtils.toString(entity, "UTF-8");
return resultInfo;
}else{
return response.getStatusLine().getStatusCode() + "";
}
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclient != null){
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(response != null){
response.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "404";
}

public static String sendHttpsGetRequestUseStream(String url){
CloseableHttpClient httpclient=null;
CloseableHttpResponse response=null;

try{
SSLContext ctx = SSLContext.getInstance("TLS");
X509TrustManager xtm = new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
TrustManager[] tm = {xtm};
ctx.init(null,tm,null);
HostnameVerifier hv = new HostnameVerifier(){
public boolean verify(String arg0, SSLSession arg1) {
return true;
}
};
httpclient = HttpClients.custom().setSSLHostnameVerifier(hv).setSSLContext(ctx).build();
HttpGet httpGet = new HttpGet(url);

  response = httpclient.execute(httpGet);
if(response.getStatusLine().getStatusCode() == 200){
HttpEntity entity = response.getEntity();
String resultInfo = EntityUtils.toString(entity, "UTF-8");
return resultInfo;
}else{
return response.getStatusLine().getStatusCode() + "";
}
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclient != null){
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(response != null){
response.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "404";
}

public static String sendHttpsPostRequestUseStreamForYZL(String url,OauthToken param){
CloseableHttpClient httpclient=null;
CloseableHttpResponse response=null;

try{
SSLContext ctx = SSLContext.getInstance("TLS");
X509TrustManager xtm = new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {

}


public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
TrustManager[] tm = {xtm};
ctx.init(null,tm,null);
HostnameVerifier hv = new HostnameVerifier(){
public boolean verify(String arg0, SSLSession arg1) {
return true;
}
};
httpclient = HttpClients.custom().setSSLHostnameVerifier(hv).setSSLContext(ctx).build();
HttpPost httpPost = new HttpPost(url);
StringEntity strEntity = new StringEntity(param.toString(),"utf-8");
httpPost.setEntity(strEntity);
httpPost.addHeader("Content-Type", "application/x-www-form-urlencoded");

  response = httpclient.execute(httpPost);
if(response.getStatusLine().getStatusCode() == 200){
HttpEntity entity = response.getEntity();
String resultInfo = EntityUtils.toString(entity, "UTF-8");
return resultInfo;
}else{
return response.getStatusLine().getStatusCode() + "";
}
}catch(Exception e){
e.printStackTrace();
}finally{
try {
if(httpclient != null){
httpclient.close();
}
} catch (Exception e) {
e.printStackTrace();
}
try {
if(response != null){
response.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}
return "404";
}
}