Rename SingleImplementationImportSelector to SpringFactoryImportSelector

spring-cloud-commons/src/main/java/org/springframework/cloud/client/circuitbreaker/EnableCircuitBreakerImportSelector.java

@@ -17,7 +17,7 @@
 package org.springframework.cloud.client.circuitbreaker;
 
 import org.springframework.boot.bind.RelaxedPropertyResolver;
-import org.springframework.cloud.util.SingleImplementationImportSelector;
+import org.springframework.cloud.util.SpringFactoryImportSelector;
 import org.springframework.core.Ordered;
 import org.springframework.core.annotation.Order;
 
@@ -27,7 +27,7 @@ import org.springframework.core.annotation.Order;
  */
 @Order(Ordered.LOWEST_PRECEDENCE - 100)
 public class EnableCircuitBreakerImportSelector extends
-		SingleImplementationImportSelector<EnableCircuitBreaker> {
+		SpringFactoryImportSelector<EnableCircuitBreaker> {
 
 	@Override
 	protected boolean isEnabled() {

spring-cloud-commons/src/main/java/org/springframework/cloud/client/discovery/EnableDiscoveryClientImportSelector.java

@@ -17,7 +17,7 @@
 package org.springframework.cloud.client.discovery;
 
 import org.springframework.boot.bind.RelaxedPropertyResolver;
-import org.springframework.cloud.util.SingleImplementationImportSelector;
+import org.springframework.cloud.util.SpringFactoryImportSelector;
 import org.springframework.core.Ordered;
 import org.springframework.core.annotation.Order;
 
@@ -26,7 +26,7 @@ import org.springframework.core.annotation.Order;
  */
 @Order(Ordered.LOWEST_PRECEDENCE - 100)
 public class EnableDiscoveryClientImportSelector extends
-		SingleImplementationImportSelector<EnableDiscoveryClient> {
+		SpringFactoryImportSelector<EnableDiscoveryClient> {
 
 	@Override
 	protected boolean isEnabled() {

spring-cloud-commons/src/main/java/org/springframework/cloud/util/SpringFactoryImportSelector.java

@@ -33,13 +33,14 @@ import org.springframework.core.type.AnnotationMetadata;
 import org.springframework.util.Assert;
 
 /**
- * Selects a single configuration to load defined by the generic type T.
+ * Selects configurations to load defined by the generic type T.  Loads
+ * implementations using {@link SpringFactoriesLoader}.
  *
  * @author Spencer Gibb
  * @author Dave Syer
  */
 @CommonsLog
-public abstract class SingleImplementationImportSelector<T> implements
+public abstract class SpringFactoryImportSelector<T> implements
 		DeferredImportSelector, BeanClassLoaderAware, EnvironmentAware {
 
 	private ClassLoader beanClassLoader;
@@ -49,9 +50,9 @@ public abstract class SingleImplementationImportSelector<T> implements
 	private Environment environment;
 
 	@SuppressWarnings("unchecked")
-	protected SingleImplementationImportSelector() {
+	protected SpringFactoryImportSelector() {
 		this.annotationClass = (Class<T>) GenericTypeResolver.resolveTypeArgument(
-				this.getClass(), SingleImplementationImportSelector.class);
+				this.getClass(), SpringFactoryImportSelector.class);
 	}
 
 	@Override

spring-cloud-commons/src/test/java/org/springframework/cloud/util/SpringFactoryImportSelectorTests.java

@@ -17,14 +17,13 @@
 package org.springframework.cloud.util;
 
 import org.junit.Test;
-import org.springframework.cloud.util.SingleImplementationImportSelector;
 
 import static org.junit.Assert.assertEquals;
 
 /**
  * @author Spencer Gibb
  */
-public class SingleImplementationImportSelectorTests {
+public class SpringFactoryImportSelectorTests {
 
 	@Test
 	public void testFindAnnotation() {
@@ -37,7 +36,7 @@ public class SingleImplementationImportSelectorTests {
 	}
 
 	public static class MyAnnotationImportSelector extends
-			SingleImplementationImportSelector<MyAnnotation> {
+			SpringFactoryImportSelector<MyAnnotation> {
 
 		@Override
 		protected boolean isEnabled() {