Create redirectChecker.java

Author: m0ver

src/tinystruct/examples/redirectChecker.java

@@ -0,0 +1,106 @@
+package tinystruct.examples;
+
+import java.io.BufferedReader;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+
+import org.tinystruct.AbstractApplication;
+import org.tinystruct.ApplicationException;
+
+public class redirectChecker extends AbstractApplication {
+
+  @Override
+  public void init() {
+    // TODO Auto-generated method stub
+    this.setAction("testing", "testing");
+  }
+
+  /**
+    HTTP/1.1 301 Moved Permanently
+    Server:[nginx]
+    X-Request-ID:[v-34c8ab26-3140-11e6-8d1f-22000aab1671]
+    X-Content-Type-Options:[nosniff]
+    X-Age:[158593]
+    Connection:[keep-alive]
+    Date:[Wed, 15 Jun 2016 04:27:24 GMT]
+    X-Varnish:[2128902194 2128190039]
+    Cache-Control:[max-age=1209600]
+    Content-Encoding:[gzip]
+    Vary:[Accept-Encoding]
+    Expires:[Mon, 27 Jun 2016 08:24:11 GMT]
+    Content-Length:[217]
+    X-Cache-Hits:[168]
+    Location:[http://networks.*****.com/portfolio/industries/railways]
+    Content-Type:[text/html; charset=iso-8859-1]
+   * @throws ApplicationException
+   */
+  public void testing() throws ApplicationException{
+    try 
+    {
+      FileInputStream fileInput = new FileInputStream("url-rules.txt");
+      InputStreamReader reader = new InputStreamReader(fileInput);
+      BufferedReader bufferReader = new BufferedReader(reader);
+      
+      String line, destinationURL, currentURL;
+      String[] parts;
+      URL from;
+      while((line = bufferReader.readLine()) != null)
+      {
+        parts = line.split("\\t|\\s");
+        destinationURL = parts[1];
+        from = new URL(parts[0]);
+        
+        boolean follow = false, redirected = false;
+        do {
+          HttpURLConnection connection = (HttpURLConnection) from.openConnection();
+          connection.setInstanceFollowRedirects(follow);
+          connection.connect();
+          currentURL = connection.getHeaderField("Location").trim();
+          
+          int responseCode = connection.getResponseCode();
+          
+          redirected = (responseCode == 302);
+          
+          if(!destinationURL.trim().equalsIgnoreCase(currentURL)) {
+            Map<String, List<String>> list = connection.getHeaderFields();
+            Set<Entry<String, List<String>>> set = list.entrySet();
+            Iterator<Entry<String, List<String>>> iterator = set.iterator();
+            Entry<String, List<String>> entity;
+            while(iterator.hasNext()) {
+              entity = iterator.next();
+              System.out.println(entity.getKey()+":"+entity.getValue());
+            }
+          }
+          if(redirected) from = new URL(currentURL); 
+          System.out.println("Status:\t"+ connection.getHeaderField(0) +"\t"+ (destinationURL.trim().equalsIgnoreCase(currentURL)?"OK":"Failure"));
+          System.out.println("From:\t"+from+"\r\nTo:\t"+currentURL+"\r\n");
+        } while (redirected);
+        
+        System.out.println();
+      }
+      bufferReader.close();
+      reader.close();
+      fileInput.close();
+    } catch (MalformedURLException e) {
+      throw new ApplicationException(e.getMessage(), e.getCause());
+    } catch (IOException e) {
+      throw new ApplicationException(e.getMessage(), e.getCause());
+    }
+  }
+
+  @Override
+  public String version() {
+    // TODO Auto-generated method stub
+    return null;
+  }
+
+}