修复更新仓库时产生的NPE错误 添加构建标识符...

Signed-off-by: 502647092 <jtb1@163.com>

src/main/java/cn/citycraft/Yum/manager/RepositoryManager.java

@@ -48,7 +48,7 @@ public class RepositoryManager {
 
 	public boolean addPackage(final CommandSender sender, final String urlstring) {
 		final String json = getHtml(urlstring);
-		if (json.isEmpty()) {
+		if (json == null || json.isEmpty()) {
 			return false;
 		}
 		final PackageInfo pkg = jsonToPackage(json);

src/main/resources/plugin.yml

@@ -1,7 +1,7 @@
 name: ${project.artifactId}
 description: ${project.description}
 main: ${project.groupId}.${project.artifactId}.${project.artifactId}
-version: ${project.version}
+version: ${project.version}-Build#${env.BUILD_NUMBER}
 author: 喵♂呜
 website: ${jenkins.url}/job/${project.artifactId}/
 commands: