Refactor plugin to support latest Jenkins and Sentry version

Sentry SDK was updated to the latest one together with cleaning up unused code.
Logger handler now is a dedicated dependency that should be listed.

More in the [doc][1].

Jenkins BOM is taken from [article][2]

[1]: https://docs.sentry.io/platforms/java/guides/jul/
[2]: https://www.jenkins.io/doc/developer/plugin-development/dependency-management/

pom.xml

@@ -31,13 +31,13 @@
   <parent>
     <groupId>org.jenkins-ci.plugins</groupId>
     <artifactId>plugin</artifactId>
-    <version>2.2</version>
+    <version>4.74</version>
   </parent>
 
 
   <groupId>io.jenkins.plugins</groupId>
   <artifactId>sentry</artifactId>
-  <version>1.5.0</version>
+  <version>6.30.0</version>
   <packaging>hpi</packaging>
   <description>Integrates Jenkins with the Sentry error reporting service</description>
   <url>http://wiki.jenkins-ci.org/display/JENKINS/Sentry+Plugin</url>
@@ -64,7 +64,12 @@
     <dependency>
       <groupId>io.sentry</groupId>
       <artifactId>sentry</artifactId>
-      <version>1.5.0</version>
+      <version>6.30.0</version>
+    </dependency>
+    <dependency>
+      <groupId>io.sentry</groupId>
+      <artifactId>sentry-jul</artifactId>
+      <version>6.30.0</version>
     </dependency>
   </dependencies>
 
@@ -83,30 +88,6 @@
   </pluginRepositories>
 
   <properties>
-    <jenkins.version>2.60.3</jenkins.version>
-    <java.level>7</java.level>
+    <jenkins.version>2.401.3</jenkins.version>
   </properties>
-
- <build>
-    <plugins>
-      <plugin>
-        <groupId>org.codehaus.gmaven</groupId>
-        <artifactId>gmaven-plugin</artifactId>
-        <configuration>
-          <providerSelection>1.8</providerSelection>
-        </configuration>
-        <executions>
-          <execution>
-            <goals>
-              <goal>generateStubs</goal>
-              <goal>compile</goal>
-              <goal>generateTestStubs</goal>
-              <goal>testCompile</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
-  </build>
-
 </project>

src/main/groovy/io/jenkins/plugins/sentry/SentryPlugin.groovy

@@ -17,13 +17,6 @@ class SentryPlugin extends Plugin {
 
         Sentry.init()
 
-        System.env.each { key, value ->
-            key.eachMatch('SENTRY_TAG_(\\w+)') { match ->
-                LOG.info("Adding a tag for `${match[1]}` with `${value}`")
-                Sentry.context.addTag(match[1], value)
-            }
-        }
-
         if (!System.env.get('SENTRY_NO_LOGWATCHER')) {
             addLogWatcher()
         }
@@ -45,15 +38,15 @@ class SentryPlugin extends Plugin {
                         Logger manager = LogManager.logManager.getLogger(loggerName)
 
                         boolean found = false
-                        manager?.handlers?.toList().each { handler ->
+                        manager?.handlers?.toList()?.each { handler ->
                             if (handler.class == SentryHandler) {
                                 found = true
                             }
                         }
 
                         if (!found) {
                             LOG.info("Adding Sentry to ${loggerName}")
-                            manager?.addHandler(sentry)
+                            manager?.addHandler(sentry as Handler)
                         }
                     }
                 }

src/main/resources/index.jelly

@@ -0,0 +1,4 @@
+<?jelly escape-by-default='true'?>
+<div>
+   Integrates Jenkins with the Sentry error reporting service
+</div>