#36 Start to extract duplicated code

Signed-off-by: Sven Strittmatter <sven.strittmatter@iteratec.com>

Author: Weltraumschaf

src/main/java/io/securecodebox/persistence/defectdojo/http/Foo.java

@@ -0,0 +1,35 @@
+package io.securecodebox.persistence.defectdojo.http;
+
+import io.securecodebox.persistence.defectdojo.config.Config;
+import lombok.NonNull;
+import org.springframework.http.HttpHeaders;
+
+import java.nio.charset.StandardCharsets;
+import java.util.Base64;
+
+/**
+ * Placeholder to move duplicated code, will be named better later
+ */
+public final class Foo {
+    private final Config config;
+
+    public Foo(@NonNull final Config config) {
+        super();
+        this.config = config;
+    }
+
+    public HttpHeaders getDefectDojoAuthorizationHeaders() {
+        HttpHeaders headers = new HttpHeaders();
+        headers.set("Authorization", "Token " + this.config.getApiKey());
+
+        String username = System.getProperty("http.proxyUser", "");
+        String password = System.getProperty("http.proxyPassword", "");
+
+        if (!username.isEmpty() || !password.isEmpty()) {
+            System.out.println("Setting Proxy Auth Header...");
+            headers.set(HttpHeaders.PROXY_AUTHORIZATION, "Basic " + Base64.getEncoder().encodeToString((username + ':' + password).getBytes(StandardCharsets.UTF_8)));
+        }
+
+        return headers;
+    }
+}

src/main/java/io/securecodebox/persistence/defectdojo/service/GenericDefectDojoService.java

@@ -12,6 +12,7 @@
 import com.fasterxml.jackson.databind.cfg.CoercionInputShape;
 import io.securecodebox.persistence.defectdojo.config.Config;
 import io.securecodebox.persistence.defectdojo.exception.LoopException;
+import io.securecodebox.persistence.defectdojo.http.Foo;
 import io.securecodebox.persistence.defectdojo.model.BaseModel;
 import io.securecodebox.persistence.defectdojo.model.Response;
 import io.securecodebox.persistence.defectdojo.model.Engagement;
@@ -75,18 +76,7 @@ public GenericDefectDojoService(Config config) {
      * @return The DefectDojo Authentication Header
      */
     private HttpHeaders getDefectDojoAuthorizationHeaders() {
-        HttpHeaders headers = new HttpHeaders();
-        headers.set("Authorization", "Token " + this.config.getApiKey());
-
-        String username = System.getProperty("http.proxyUser", "");
-        String password = System.getProperty("http.proxyPassword", "");
-
-        if (!username.isEmpty() || !password.isEmpty()) {
-            System.out.println("Setting Proxy Auth Header...");
-            headers.set(HttpHeaders.PROXY_AUTHORIZATION, "Basic " + Base64.getEncoder().encodeToString((username + ':' + password).getBytes(StandardCharsets.UTF_8)));
-        }
-
-        return headers;
+        return new Foo(config).getDefectDojoAuthorizationHeaders();
     }
 
     private RestTemplate setupRestTemplate() {