Remove system line separator change from eclipse-base config

- changeSystemLineSeparator no longer part of default configuration
- Added annotations due to spotbugs version bump

_ext/eclipse-base/CHANGES.md

@@ -3,6 +3,8 @@
 We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (starting after version `3.2.1`).
 
 ## [Unreleased]
+### Changed
+* **BREAKING** `changeSystemLineSeparator` is no longer part of default configuration (see [#1049](https://github.com/diffplug/spotless/issues/1049)).
 
 ## [3.5.2] - 2021-10-23
 ### Fixed

_ext/eclipse-base/src/main/java/com/diffplug/spotless/extra/eclipse/base/SpotlessEclipseServiceConfig.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2016 DiffPlug
+ * Copyright 2016-2021 DiffPlug
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -114,7 +114,6 @@ default public void useTemporaryLocations() throws ServiceException {
 	 * system property.
 	 * Change the system default to the UNIX line separator as required
 	 * by Spotless.
-	 * @throws ServiceException in case service has already been configured
 	 */
 	default public void changeSystemLineSeparator() throws ServiceException {
 		System.setProperty("line.separator", LINE_DELIMITER);
@@ -149,6 +148,5 @@ default public void applyDefault() throws ServiceException {
 		disableDebugging();
 		ignoreUnsupportedPreferences();
 		useTemporaryLocations();
-		changeSystemLineSeparator();
 	}
 }

_ext/eclipse-base/src/main/java/com/diffplug/spotless/extra/eclipse/base/osgi/ResourceAccessor.java

@@ -85,12 +85,13 @@ private static BundleFile getBundlFile(Class<?> clazz) throws BundleException {
 		}
 	}
 
+	@edu.umd.cs.findbugs.annotations.SuppressFBWarnings(value = "DCN_NULLPOINTER_EXCEPTION", justification = "Null-checking costs higher than benefit.")
 	private static URI getBundleUri(Class<?> clazz) throws BundleException {
 		try {
 			URL objUrl = clazz.getProtectionDomain().getCodeSource().getLocation();
 			return objUrl.toURI();
 		} catch (NullPointerException e) {
-			//No bunlde should be used for RT classes lookup. See also org.eclipse.core.runtime.PerformanceStats.
+			//No bundle should be used for RT classes lookup. See also org.eclipse.core.runtime.PerformanceStats.
 			throw new BundleException(String.format("No code source can be located for class '%s'. Class is probably not within a bundle, but part of the RT.", clazz.getName()), BundleException.READ_ERROR, e);
 		} catch (SecurityException e) {
 			throw new BundleException(String.format("Access to class '%s' is denied.", clazz.getName()), BundleException.READ_ERROR, e);

_ext/eclipse-base/src/main/java/com/diffplug/spotless/extra/eclipse/base/service/TemporaryLocation.java

@@ -128,6 +128,7 @@ public URL getDataArea(String path) throws IOException {
 	}
 
 	@Override
+	@edu.umd.cs.findbugs.annotations.SuppressFBWarnings(value = "RV_RETURN_VALUE_IGNORED_BAD_PRACTICE", justification = "At shutdown everything is just done on best-efforts basis")
 	public void close() throws Exception {
 		try {
 			Path path = Path.of(location.toURI());