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Consider abstract classes with @Lookup methods as candidate components

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Issue: SPR-14550
This commit is contained in:
Juergen Hoeller
2017-01-23 17:28:18 +01:00
parent ed40b1c8ee
commit 7d3fcaa934
8 changed files with 164 additions and 80 deletions
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15
spring-context/src/test/java/example/scannable/FooServiceImpl.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2016 the original author or authors.
* Copyright 2002-2017 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.
@@ -24,6 +24,7 @@ import javax.annotation.PostConstruct;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.ListableBeanFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Lookup;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.ConfigurableApplicationContext;
@@ -42,7 +43,7 @@ import org.springframework.util.Assert;
* @author Juergen Hoeller
*/
@Service @Lazy @DependsOn("myNamedComponent")
public class FooServiceImpl implements FooService {
public abstract class FooServiceImpl implements FooService {
// Just to test ASM5's bytecode parsing of INVOKESPECIAL/STATIC on interfaces
private static final Comparator<MessageBean> COMPARATOR_BY_MESSAGE = Comparator.comparing(MessageBean::getMessage);
@@ -84,11 +85,15 @@ public class FooServiceImpl implements FooService {
return this.fooDao.findFoo(id);
}
public String lookupFoo(int id) {
return fooDao().findFoo(id);
}
@Override
public Future<String> asyncFoo(int id) {
System.out.println(Thread.currentThread().getName());
Assert.state(ServiceInvocationCounter.getThreadLocalCount() != null, "Thread-local counter not exposed");
return new AsyncResult<>(this.fooDao.findFoo(id));
return new AsyncResult<>(fooDao().findFoo(id));
}
@Override
@@ -96,4 +101,8 @@ public class FooServiceImpl implements FooService {
return this.initCalled;
}
@Lookup
protected abstract FooDao fooDao();
}