Support profile expression in Logback's <springProfile>

Closes gh-13496

spring-boot-project/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -1820,8 +1820,12 @@ ERROR in ch.qos.logback.core.joran.spi.Interpreter@4:71 - no applicable action f
 The `<springProfile>` tag lets you optionally include or exclude sections of
 configuration based on the active Spring profiles. Profile sections are supported
 anywhere within the `<configuration>` element. Use the `name` attribute to specify which
-profile accepts the configuration. Multiple profiles can be specified with a
-comma-separated list. The following listing shows three sample profiles:
+profile accepts the configuration. The `<springProfile> tag can contains a simple profile
+name (for example `staging`) or a profile expression. A profile expression allows for more
+complicated profile logic to be expressed, for example
+`production & (eu-central | eu-west)`. Check the
+{spring-reference}core.html#beans-definition-profiles-java[reference guide] for more
+details. The following listing shows three sample profiles:
 
 [source,xml,indent=0]
 ----
@@ -1829,7 +1833,7 @@ comma-separated list. The following listing shows three sample profiles:
 		<!-- configuration to be enabled when the "staging" profile is active -->
 	</springProfile>
 
-	<springProfile name="dev, staging">
+	<springProfile name="dev | staging">
 		<!-- configuration to be enabled when the "dev" or "staging" profiles are active -->
 	</springProfile>
 

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/logging/logback/SpringProfileAction.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -29,6 +29,7 @@ import ch.qos.logback.core.util.OptionHelper;
 import org.xml.sax.Attributes;
 
 import org.springframework.core.env.Environment;
+import org.springframework.core.env.Profiles;
 import org.springframework.util.Assert;
 import org.springframework.util.StringUtils;
 
@@ -74,7 +75,7 @@ class SpringProfileAction extends Action implements InPlayListener {
 				OptionHelper.substVars(profileName, ic, this.context);
 			}
 			return this.environment != null
-					&& this.environment.acceptsProfiles(profileNames);
+					&& this.environment.acceptsProfiles(Profiles.of(profileNames));
 		}
 		return false;
 	}

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/logging/logback/SpringBootJoranConfiguratorTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -108,6 +108,30 @@ public class SpringBootJoranConfiguratorTests {
 		this.out.expect(not(containsString("Hello")));
 	}
 
+	@Test
+	public void profileExpressionMatchFirst() throws Exception {
+		this.environment.setActiveProfiles("production");
+		initialize("profile-expression.xml");
+		this.logger.trace("Hello");
+		this.out.expect(containsString("Hello"));
+	}
+
+	@Test
+	public void profileExpressionMatchSecond() throws Exception {
+		this.environment.setActiveProfiles("production");
+		initialize("profile-expression.xml");
+		this.logger.trace("Hello");
+		this.out.expect(containsString("Hello"));
+	}
+
+	@Test
+	public void profileExpressionNoMatch() throws Exception {
+		this.environment.setActiveProfiles("development");
+		initialize("profile-expression.xml");
+		this.logger.trace("Hello");
+		this.out.expect(not(containsString("Hello")));
+	}
+
 	@Test
 	public void profileNestedActiveActive() throws Exception {
 		doTestNestedProfile(true, "outer", "inner");

spring-boot-project/spring-boot/src/test/resources/org/springframework/boot/logging/logback/profile-expression.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+	<include resource="org/springframework/boot/logging/logback/base.xml" />
+	<springProfile name="production | test">
+		<logger name="org.springframework.boot.logging.logback" level="TRACE" />
+	</springProfile>
+</configuration>