Merge pull request #20419 from wycm

* pr/20419:
  Polish

Closes gh-20419

spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/command/init/ServiceCapabilitiesReportGenerator.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -99,7 +99,7 @@ class ServiceCapabilitiesReportGenerator {
 	private void reportAvailableProjectTypes(InitializrServiceMetadata metadata, StringBuilder report) {
 		report.append("Available project types:").append(NEW_LINE);
 		report.append("------------------------").append(NEW_LINE);
-		SortedSet<Entry<String, ProjectType>> entries = new TreeSet<>(Comparator.comparing(Entry::getKey));
+		SortedSet<Entry<String, ProjectType>> entries = new TreeSet<>(Entry.comparingByKey());
 		entries.addAll(metadata.getProjectTypes().entrySet());
 		for (Entry<String, ProjectType> entry : entries) {
 			ProjectType type = entry.getValue();

spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/command/shell/EscapeAwareWhiteSpaceArgumentDelimiter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -95,7 +95,7 @@ class EscapeAwareWhiteSpaceArgumentDelimiter extends WhitespaceArgumentDelimiter
 		string = string.replace("\\\\", "\\");
 		string = string.replace("\\t", "\t");
 		string = string.replace("\\\"", "\"");
-		string = string.replace("\\\'", "\'");
+		string = string.replace("\\'", "'");
 		return string;
 	}
 

spring-boot-project/spring-boot-cli/src/main/java/org/springframework/boot/cli/command/shell/Shell.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -221,7 +221,7 @@ public class Shell {
 
 		boolean handleSigInt() {
 			Command command = this.lastCommand;
-			if (command != null && command instanceof RunProcessCommand) {
+			if (command instanceof RunProcessCommand) {
 				return ((RunProcessCommand) command).handleSigInt();
 			}
 			return false;

spring-boot-project/spring-boot-devtools/src/main/java/org/springframework/boot/devtools/remote/client/RemoteClientConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,7 @@ package org.springframework.boot.devtools.remote.client;
 import java.net.InetSocketAddress;
 import java.net.Proxy.Type;
 import java.net.URL;
-import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -90,7 +90,7 @@ public class RemoteClientConfiguration implements InitializingBean {
 
 	@Bean
 	public ClientHttpRequestFactory clientHttpRequestFactory() {
-		List<ClientHttpRequestInterceptor> interceptors = Arrays.asList(getSecurityInterceptor());
+		List<ClientHttpRequestInterceptor> interceptors = Collections.singletonList(getSecurityInterceptor());
 		SimpleClientHttpRequestFactory requestFactory = new SimpleClientHttpRequestFactory();
 		Proxy proxy = this.properties.getRemote().getProxy();
 		if (proxy.getHost() != null && proxy.getPort() != null) {