Update license headers to 2026 (#5259)

* Update license headers to 2026

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>

tools/archetype/binding/src/main/resources/META-INF/archetype-post-generate.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/AbstractI18nMojo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/BundleInfo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/BundleInfoReader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/DefaultTranslationsGenerationMode.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/GenerateDefaultTranslationsMojo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/JsonToTranslationsConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/PropertiesToTranslationsConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/Translations.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/TranslationsMerger.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/main/java/org/openhab/core/tools/i18n/plugin/XmlToTranslationsConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/BundleInfoReaderTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/GenerateDefaultTranslationsMojoTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/JsonToTranslationsConverterTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/PropertiesToTranslationsConverterTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/TranslationsMergerTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/i18n-plugin/src/test/java/org/openhab/core/tools/i18n/plugin/XmlToTranslationsConverterTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/static-code-analysis/checkstyle/ruleset.properties

@@ -2,7 +2,7 @@ checkstyle.beforeExecutionExclusionFileFilter.fileNamePattern=.+org.openhab.core
 checkstyle.forbiddenPackageUsageCheck.exceptions=
 checkstyle.forbiddenPackageUsageCheck.forbiddenPackages=com.google.common,org.junit.Assert,org.junit.Test
 checkstyle.headerCheck.content=^/\\*$\\n^ \\* Copyright \\(c\\) {0}-{1} Contributors to the openHAB project$\\n^ \\*$\\n^ \\* See the NOTICE file\\(s\\) distributed with this work for additional$\\n^ \\* information.$\\n^ \\*$\\n^ \\* This program and the accompanying materials are made available under the$\\n^ \\* terms of the Eclipse Public License 2\\.0 which is available at$\\n^ \\* http://www.eclipse.org/legal/epl\\-2\\.0$\\n^ \\*$\\n^ \\* SPDX-License-Identifier: EPL-2.0$
-checkstyle.headerCheck.values=2010,2025
+checkstyle.headerCheck.values=2010,2026
 checkstyle.pomXmlCheck.currentVersionRegex=^4\.2\.0
 checkstyle.requiredFilesCheck.files=pom.xml
 checkstyle.karafFeatureCheck.featureXmlPath=features/karaf/openhab-core/src/main/feature/feature.xml

tools/upgradetool/src/main/java/org/openhab/core/tools/ExtractedAddonUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/UpgradeTool.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/Upgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/HomeAssistantAddonUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/HomieAddonUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/ItemUnitToMetadataUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/JSProfileUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/PersistenceUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/ScriptProfileUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.

tools/upgradetool/src/main/java/org/openhab/core/tools/internal/YamlConfigurationV1TagsUpgrader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2025 Contributors to the openHAB project
+ * Copyright (c) 2010-2026 Contributors to the openHAB project
  *
  * See the NOTICE file(s) distributed with this work for additional
  * information.