Check for disruptive versions on update

[Sone.git] / src / main / java / net / pterodactylus / sone / core / UpdateChecker.java

diff --git a/src/main/java/net/pterodactylus/sone/core/UpdateChecker.java b/src/main/java/net/pterodactylus/sone/core/UpdateChecker.java
index dbca3f1..2fba40b 100644 (file)
--- a/src/main/java/net/pterodactylus/sone/core/UpdateChecker.java
+++ b/src/main/java/net/pterodactylus/sone/core/UpdateChecker.java
@@ -224,9 +224,22 @@ public class UpdateChecker {
                if (version.compareTo(currentLatestVersion) > 0) {
                        currentLatestVersion = version;
                        latestVersionDate = releaseTime;
-                       logger.log(Level.INFO, String.format("Found new version: %s (%tc)", version, new Date(releaseTime)));
-                       eventBus.post(new UpdateFoundEvent(version, releaseTime, edition));
+                       boolean disruptive = disruptiveVersionBetweenCurrentAndFound(properties);
+                       logger.log(Level.INFO, String.format("Found new version: %s (%tc%s)", version, new Date(releaseTime), disruptive ? ", disruptive" : ""));
+                       eventBus.post(new UpdateFoundEvent(version, releaseTime, edition, disruptive));
                }
        }
 
+       private boolean disruptiveVersionBetweenCurrentAndFound(Properties properties) {
+               for (String key : properties.stringPropertyNames()) {
+                       if (key.startsWith("DisruptiveVersion/")) {
+                               Version disruptiveVersion = Version.parse(key.substring("DisruptiveVersion/".length()));
+                               if (disruptiveVersion.compareTo(currentRunningVersion) > 0) {
+                                       return true;
+                               }
+                       }
+               }
+               return false;
+       }
+
 }