Added posibility to add build number to "about" dialog

main/commons/src/main/java/org/cryptomator/common/Environment.java

@@ -39,6 +39,7 @@ public class Environment {
 		LOG.debug("cryptomator.logDir: {}", System.getProperty("cryptomator.logDir"));
 		LOG.debug("cryptomator.mountPointsDir: {}", System.getProperty("cryptomator.mountPointsDir"));
 		LOG.debug("cryptomator.minPwLength: {}", System.getProperty("cryptomator.minPwLength"));
+		LOG.debug("cryptomator.buildNumber: {}", System.getProperty("cryptomator.buildNumber"));
 	}
 
 	public boolean useCustomLogbackConfig() {
@@ -65,6 +66,10 @@ public class Environment {
 		return getPath("cryptomator.mountPointsDir").map(this::replaceHomeDir);
 	}
 
+	public Optional<String> getBuildNumber() {
+		return Optional.ofNullable(System.getProperty("cryptomator.buildNumber"));
+	}
+
 	public int getMinPwLength() {
 		return getInt("cryptomator.minPwLength", DEFAULT_MIN_PW_LENGTH);
 	}
@@ -82,8 +87,8 @@ public class Environment {
 		String value = System.getProperty(propertyName);
 		return Optional.ofNullable(value).map(Paths::get);
 	}
-
 	// visible for testing
+
 	Stream<Path> getPaths(String propertyName) {
 		Stream<String> rawSettingsPaths = getRawList(propertyName, PATH_LIST_SEP);
 		return rawSettingsPaths.filter(Predicate.not(Strings::isNullOrEmpty)).map(Paths::get).map(this::replaceHomeDir);
@@ -107,5 +112,4 @@ public class Environment {
 			return StreamSupport.stream(spliter, false);
 		}
 	}
-
 }

main/ui/src/main/java/org/cryptomator/ui/preferences/AboutController.java

@@ -1,6 +1,7 @@
 package org.cryptomator.ui.preferences;
 
 import com.google.common.io.CharStreams;
+import org.cryptomator.common.Environment;
 import org.cryptomator.ui.common.FxController;
 import org.cryptomator.ui.fxapp.UpdateChecker;
 import org.slf4j.Logger;
@@ -13,18 +14,20 @@ import java.io.InputStreamReader;
 
 @PreferencesScoped
 public class AboutController implements FxController {
-	
+
 	private static final Logger LOG = LoggerFactory.getLogger(AboutController.class);
-	
+
 	private final String thirdPartyLicenseText;
 	private final String applicationVersion;
 
 	@Inject
-	AboutController(UpdateChecker updateChecker) {
+	AboutController(UpdateChecker updateChecker, Environment environment) {
 		this.thirdPartyLicenseText = loadThirdPartyLicenseFile();
-		this.applicationVersion = updateChecker.currentVersionProperty().get();
+		StringBuilder sb = new StringBuilder(updateChecker.currentVersionProperty().get());
+		environment.getBuildNumber().ifPresent(s -> sb.append(" (").append(s).append(')'));
+		this.applicationVersion = sb.toString();
 	}
-	
+
 	private static String loadThirdPartyLicenseFile() {
 		try (InputStream in = AboutController.class.getResourceAsStream("/license/THIRD-PARTY.txt")) {
 			return CharStreams.toString(new InputStreamReader(in));
@@ -33,7 +36,7 @@ public class AboutController implements FxController {
 			return "";
 		}
 	}
-	
+
 	/* Getter */
 
 	public String getThirdPartyLicenseText() {