Add auth header

apollo-common/src/main/java/com/ctrip/apollo/common/auth/RestTemplateFactory.java

 package com.ctrip.apollo.common.auth;
 
+import java.io.UnsupportedEncodingException;
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.apache.http.Header;
 import org.apache.http.auth.AuthScope;
 import org.apache.http.auth.UsernamePasswordCredentials;
 import org.apache.http.impl.client.BasicCredentialsProvider;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.message.BasicHeader;
 import org.springframework.beans.factory.FactoryBean;
 import org.springframework.beans.factory.InitializingBean;
 import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.RestTemplate;
 
+import com.google.common.io.BaseEncoding;
+
 @Component
 public class RestTemplateFactory implements FactoryBean<RestTemplate>, InitializingBean {
-  
+
   private RestTemplate restTemplate;
 
   public RestTemplate getObject() {
@@ -28,12 +36,18 @@ public class RestTemplateFactory implements FactoryBean<RestTemplate>, Initializ
     return true;
   }
 
-  public void afterPropertiesSet() {
+  public void afterPropertiesSet() throws UnsupportedEncodingException {
+    Collection<Header> defaultHeaders = new ArrayList<Header>();
+    Header header = new BasicHeader("Authorization",
+        "Basic " + BaseEncoding.base64().encode("apollo:".getBytes("UTF-8")));
+    defaultHeaders.add(header);
+
     BasicCredentialsProvider credentialsProvider = new BasicCredentialsProvider();
     credentialsProvider.setCredentials(AuthScope.ANY,
         new UsernamePasswordCredentials("apollo", ""));
     CloseableHttpClient httpClient =
-        HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider).build();
+        HttpClientBuilder.create().setDefaultCredentialsProvider(credentialsProvider)
+            .setDefaultHeaders(defaultHeaders).build();
 
     restTemplate = new RestTemplate(new HttpComponentsClientHttpRequestFactory(httpClient));
   }

apollo-portal/src/main/java/com/ctrip/apollo/portal/service/AppService.java

@@ -46,11 +46,7 @@ public class AppService {
   }
 
   public AppDTO save(AppDTO app) {
-    String createBy = app.getOwnerName();
     try {
-      app.setDataChangeCreatedBy(createBy);
-      app.setDataChangeCreatedTime(new Date());
-      app.setDataChangeLastModifiedBy(createBy);
       return appAPI.save(Env.DEV, app);
     } catch (Exception e) {
       logger.error("oops! save app error. app id:{}", app.getAppId(), e);