solved s11 ex03

11/src/main/java/ch/zhaw/ads/TelNrSearchServer.java

@@ -0,0 +1,95 @@
+package ch.zhaw.ads;
+
+import java.io.*;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.security.cert.Certificate;
+import java.util.regex.*;
+
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLPeerUnverifiedException;
+
+
+public class TelNrSearchServer implements CommandExecutor {
+
+    @Override
+    public String execute(String command) {
+        return findInPage(command);
+    }
+
+
+    private String findInPage(String url_string) {
+        URL url;
+        try {
+
+            url = new URL(url_string);
+            HttpsURLConnection con = (HttpsURLConnection) url.openConnection();
+
+            // dumpl all cert info
+            print_https_cert(con);
+
+            // dump all the content
+            return print_content(con);
+
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return "";
+    }
+
+
+    private void print_https_cert(HttpsURLConnection con) {
+        if (con != null) {
+            try {
+                System.out.println("Response Code : " + con.getResponseCode());
+                System.out.println("Cipher Suite : " + con.getCipherSuite());
+                System.out.println("\n");
+
+                Certificate[] certs = con.getServerCertificates();
+                for (Certificate cert : certs) {
+                    System.out.println("Cert Type : " + cert.getType());
+                    System.out.println("Cert Hash Code : " + cert.hashCode());
+                    System.out.println(
+                            "Cert Public Key Algorithm : "
+                                    + cert.getPublicKey().getAlgorithm());
+                    System.out.println(
+                            "Cert Public Key Format : "
+                                    + cert.getPublicKey().getFormat());
+                    System.out.println("\n");
+                }
+            } catch (SSLPeerUnverifiedException e) {
+                e.printStackTrace();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
+
+    private String print_content(HttpsURLConnection con) {
+        if (con == null) return "";
+
+        StringBuffer result = new StringBuffer(100);
+        try {
+            System.out.println("****** Content of the URL ********");
+            BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream()));
+            String input;
+            Pattern pattern = Pattern.compile("(0041|\\+41|0\\d{2})\\s?\\d{3}\\s?\\d{2}\\s?\\d{2}");
+            Matcher matcher;
+            while ((input = br.readLine()) != null) {
+                matcher = pattern.matcher(input); 
+                while(matcher.find()) {
+                    result.append(matcher.group() + "\n");
+                }
+            }
+            br.close();
+
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        return result.toString();
+    }
+
+}

11/src/test/java/ch/zhaw/ads/TelNrSearchServerTest.java

@@ -0,0 +1,20 @@
+package ch.zhaw.ads;
+
+import org.junit.Test;
+import org.junit.Before;
+import static org.junit.Assert.*;
+import java.util.*;
+import java.io.*;
+
+public class TelNrSearchServerTest {
+
+    TelNrSearchServer serverToTest;
+
+    @Test
+    public void test1() {
+        serverToTest = new TelNrSearchServer();
+        System.out.println(serverToTest.execute("https://tel.search.ch/?was=Meier"));
+    }
+
+}
+