diff --git a/build.gradle b/build.gradle
index bd76233..4cea348 100644
--- a/build.gradle
+++ b/build.gradle
@@ -54,7 +54,7 @@ uploadArchives {
                 authentication(userName: NEXUS_USERNAME, password: NEXUS_PASSWORD)
             }
             pom.project {
-                version '1.1.2'
+                version '1.1.3'
                 artifactId ARTIFACT_Id
                 groupId GROUP_ID
                 packaging TYPE
diff --git a/src/main/java/com/taover/util/UtilHttpByOkHttp.java b/src/main/java/com/taover/util/UtilHttpByOkHttp.java
index 13e9a28..b3dd1cd 100644
--- a/src/main/java/com/taover/util/UtilHttpByOkHttp.java
+++ b/src/main/java/com/taover/util/UtilHttpByOkHttp.java
@@ -73,6 +73,12 @@ public class UtilHttpByOkHttp {
 		return getHttpClient(url).newCall(request).execute().body().string();
 	}
 	
+	public static byte[] downloadFile(String url, final Map<String, String> headers) throws Exception{
+		Request request = getRequestBuilder(url, headers).get().build();
+		
+		return getHttpClient(url).newCall(request).execute().body().bytes();
+	}
+	
 	private static OkHttpClient getHttpClient(String url){
 		if(url.trim().toLowerCase().startsWith("https")){
 			return buildOkHttpClientForHttps();
--
libgit2 0.21.2