nokia/vnfmdriver/vfcadaptorservice/vfcadaptor/src/main/java/org/onap/vfc/nfvo/driver/vnfm/svnfm/http/client/HttpClientProcessorImpl.java

   1 /*
   2  * Copyright 2016-2017, Nokia Corporation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.onap.vfc.nfvo.driver.vnfm.svnfm.http.client;
  18
  19 import java.io.ByteArrayOutputStream;
  20 import java.io.File;
  21 import java.io.FileOutputStream;
  22 import java.io.IOException;
  23 import java.io.InputStream;
  24 import java.net.HttpURLConnection;
  25 import java.net.URL;
  26 import java.util.HashMap;
  27
  28 import org.apache.http.client.ClientProtocolException;
  29 import org.apache.http.impl.client.HttpClientBuilder;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32 import org.springframework.beans.factory.annotation.Autowired;
  33 import org.springframework.stereotype.Component;
  34 import org.springframework.web.bind.annotation.RequestMethod;
  35
  36 @Component
  37 public class HttpClientProcessorImpl implements HttpClientProcessorInf{
  38         private static final Logger logger = LoggerFactory.getLogger(HttpClientProcessorImpl.class);
  39
  40         @Autowired
  41         private HttpClientBuilder httpClientBuilder;
  42
  43         public HttpResult process(String url, RequestMethod methodType, HashMap<String, String> headerMap, String bodyString) throws IOException
  44         {
  45                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, methodType);
  46                 //Map<String, String> headerMap = new HashMap<String, String>();
  47                 if(headerMap != null && !headerMap.isEmpty())
  48                 {
  49                         /*for(String key : headerMap.keySet())
  50                         {
  51                                 processor.addHdeader(key, headerMap.get(key));
  52                         }*/
  53
  54                         for (HashMap.Entry<String, String> entry : headerMap.entrySet()) {
  55                                 processor.addHeader(entry.getKey(), entry.getValue());
  56                         }
  57
  58                         if(bodyString.length() > 0 && !"null".equalsIgnoreCase(bodyString))
  59                         {
  60                                 processor.addPostEntity(bodyString);
  61                         }
  62
  63                 }
  64                 return processor.process(url);
  65         }
  66
  67         public HttpResult processBytes(String url, RequestMethod methodType, HashMap<String, String> headerMap, byte[] byteArray) throws IOException
  68         {
  69                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, methodType);
  70                 if(headerMap != null && !headerMap.isEmpty())
  71                 {
  72                         for (HashMap.Entry<String, String> entry : headerMap.entrySet()) {
  73                                 processor.addHeader(entry.getKey(), entry.getValue());
  74                         } //Iterate over the "entrySet" instead of the "keySet"
  75
  76                         /*for(String key : headerMap.keySet())
  77                         {
  78                                 processor.addHeader(key, headerMap.get(key));
  79                         }*/
  80
  81                         if(null != byteArray && byteArray.length > 0)
  82                         {
  83                                 processor.addBytesPostEntity(byteArray);
  84                         }
  85
  86                 }
  87                 return processor.process(url);
  88         }
  89
  90         public void setHttpClientBuilder(HttpClientBuilder httpClientBuilder) {
  91                 this.httpClientBuilder = httpClientBuilder;
  92         }
  93
  94         public static boolean downLoadFromUrl(String urlStr, String fileName, String savePath)
  95         {
  96                 try
  97                 {
  98                 URL url = new URL(urlStr);
  99                 HttpURLConnection conn = (HttpURLConnection)url.openConnection();
 100                 conn.setConnectTimeout(20*1000);
 101                 conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
 102                 InputStream inputStream = conn.getInputStream();
 103                 byte[] getData = readInputStream(inputStream);
 104                 File saveDir = new File(savePath);
 105                 if(!saveDir.exists()){
 106                     saveDir.mkdir();
 107                 }
 108                 File file = new File(saveDir+File.separator+fileName);
 109                 try(FileOutputStream fos = new FileOutputStream(file)){
 110                         fos.write(getData);
 111                 }
 112
 113                 if(inputStream!=null){
 114                     inputStream.close();
 115                 }
 116                 }
 117                 catch ( IOException e ) {
 118                         logger.info("write file fail", e);
 119                         return false;
 120                 }
 121
 122         logger.info("info: "+ urlStr + " download success");
 123         return true;
 124     }
 125
 126
 127     public static byte[] readInputStream(InputStream inputStream) throws IOException {
 128         byte[] buffer = new byte[1024];
 129         int len = 0;
 130         try(ByteArrayOutputStream bos = new ByteArrayOutputStream()){
 131         while((len = inputStream.read(buffer)) != -1) {
 132             bos.write(buffer, 0, len);
 133         }
 134         return bos.toByteArray();
 135         }
 136     }
 137
 138         @Override
 139         public HttpResult process(String url) throws ClientProtocolException, IOException {
 140                 return process(url, RequestMethod.GET, null, null);
 141         }
 142 }