Merge pull request #5032 from Matt Benson

* gh-5032:
  Fix logic for disabling plugins in CrshAutoConfiguration

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/autoconfigure/CrshAutoConfiguration.java

 /*
- * Copyright 2012-2015 the original author or authors.
+ * Copyright 2012-2016 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.
@@ -111,6 +111,7 @@ import org.springframework.util.StringUtils;
  * {@code shell.command_path_patterns} in your application configuration.
  *
  * @author Christian Dupuis
+ * @author Matt Benson
  * @see ShellProperties
  */
 @Configuration
@@ -395,11 +396,11 @@ public class CrshAutoConfiguration {
 			pluginClasses.add(plugin.getClass());
 
 			for (Class<?> pluginClass : pluginClasses) {
-				if (isEnabled(pluginClass)) {
-					return true;
+				if (!isEnabled(pluginClass)) {
+					return false;
 				}
 			}
-			return false;
+			return true;
 		}
 
 		private boolean isEnabled(Class<?> pluginClass) {

spring-boot-actuator/src/test/java/org/springframework/boot/actuate/autoconfigure/CrshAutoConfigurationTests.java

 /*
- * Copyright 2012-2015 the original author or authors.
+ * Copyright 2012-2016 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.
@@ -25,11 +25,13 @@ import java.util.UUID;
 
 import org.crsh.auth.AuthenticationPlugin;
 import org.crsh.auth.JaasAuthenticationPlugin;
-import org.crsh.lang.impl.groovy.GroovyRepl;
+import org.crsh.lang.impl.java.JavaLanguage;
+import org.crsh.lang.spi.Language;
 import org.crsh.plugin.PluginContext;
 import org.crsh.plugin.PluginLifeCycle;
 import org.crsh.plugin.ResourceKind;
 import org.crsh.telnet.term.processor.ProcessorIOHandler;
+import org.crsh.telnet.term.spi.TermIOHandler;
 import org.crsh.vfs.Resource;
 import org.junit.After;
 import org.junit.Test;
@@ -51,10 +53,13 @@ import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.authority.SimpleGrantedAuthority;
 import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
 
+import static org.hamcrest.CoreMatchers.hasItem;
+import static org.hamcrest.CoreMatchers.isA;
+import static org.hamcrest.CoreMatchers.not;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
 
 /**
@@ -63,6 +68,7 @@ import static org.junit.Assert.assertTrue;
  * @author Christian Dupuis
  * @author Andreas Ahlenstorf
  * @author Eddú Meléndez
+ * @author Matt Benson
  */
 @SuppressWarnings({ "rawtypes", "unchecked" })
 public class CrshAutoConfigurationTests {
@@ -80,15 +86,18 @@ public class CrshAutoConfigurationTests {
 	public void testDisabledPlugins() throws Exception {
 		MockEnvironment env = new MockEnvironment();
 		env.setProperty("shell.disabled_plugins",
-				"GroovyREPL, termIOHandler, org.crsh.auth.AuthenticationPlugin");
+				"termIOHandler, org.crsh.auth.AuthenticationPlugin, javaLanguage");
 		load(env);
 
 		PluginLifeCycle lifeCycle = this.context.getBean(PluginLifeCycle.class);
 		assertNotNull(lifeCycle);
 
-		assertNull(lifeCycle.getContext().getPlugin(GroovyRepl.class));
-		assertNull(lifeCycle.getContext().getPlugin(ProcessorIOHandler.class));
-		assertNull(lifeCycle.getContext().getPlugin(JaasAuthenticationPlugin.class));
+		assertThat(lifeCycle.getContext().getPlugins(TermIOHandler.class),
+				not(hasItem(isA(ProcessorIOHandler.class))));
+		assertThat(lifeCycle.getContext().getPlugins(AuthenticationPlugin.class),
+				not(hasItem(isA(JaasAuthenticationPlugin.class))));
+		assertThat(lifeCycle.getContext().getPlugins(Language.class),
+				not(hasItem(isA(JavaLanguage.class))));
 	}
 
 	@Test