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[SCB-2237] allow InjectProperties inject to spring bean instance (#2314)
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48 changes: 48 additions & 0 deletions
48
...on-config/src/main/java/org/apache/servicecomb/config/inject/InjectBeanPostProcessor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| package org.apache.servicecomb.config.inject; | ||
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| import java.util.Collections; | ||
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| import org.apache.servicecomb.config.priority.PriorityPropertyManager; | ||
| import org.apache.servicecomb.foundation.common.utils.BeanUtils; | ||
| import org.springframework.beans.BeansException; | ||
| import org.springframework.beans.factory.config.BeanPostProcessor; | ||
| import org.springframework.stereotype.Component; | ||
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| @Component | ||
| public class InjectBeanPostProcessor implements BeanPostProcessor { | ||
| private final PriorityPropertyManager priorityPropertyManager; | ||
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| public InjectBeanPostProcessor(PriorityPropertyManager priorityPropertyManager) { | ||
| this.priorityPropertyManager = priorityPropertyManager; | ||
| } | ||
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| @Override | ||
| public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException { | ||
| Class<?> beanCls = BeanUtils.getImplClassFromBean(bean); | ||
| InjectProperties injectProperties = beanCls.getAnnotation(InjectProperties.class); | ||
| if (injectProperties == null) { | ||
| return bean; | ||
| } | ||
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| priorityPropertyManager.createConfigObject(bean, Collections.emptyMap()); | ||
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| return bean; | ||
| } | ||
| } |
39 changes: 39 additions & 0 deletions
39
.../foundation-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObject.java
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|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package org.apache.servicecomb.config.priority; | ||
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| import java.util.List; | ||
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| public class ConfigObject<T> { | ||
| private final T instance; | ||
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| private final List<ConfigObjectProperty> properties; | ||
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| public ConfigObject(T instance, List<ConfigObjectProperty> properties) { | ||
| this.instance = instance; | ||
| this.properties = properties; | ||
| } | ||
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| public T getInstance() { | ||
| return instance; | ||
| } | ||
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| public List<ConfigObjectProperty> getProperties() { | ||
| return properties; | ||
| } | ||
| } |
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38 changes: 38 additions & 0 deletions
38
...ion-config/src/main/java/org/apache/servicecomb/config/priority/ConfigObjectProperty.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to You under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| package org.apache.servicecomb.config.priority; | ||
|
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| import org.apache.servicecomb.foundation.common.utils.bean.Setter; | ||
|
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| /** | ||
| * do not reference config object instance, otherwise gc for weak hash map will failed | ||
| */ | ||
| public class ConfigObjectProperty { | ||
| private final Setter<Object, Object> setter; | ||
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| private final PriorityProperty<?> property; | ||
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| public ConfigObjectProperty(Setter<Object, Object> setter, PriorityProperty<?> property) { | ||
| this.setter = setter; | ||
| this.property = property; | ||
| } | ||
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| public void updateValue(Object instance) { | ||
| setter.set(instance, property.getValue()); | ||
| } | ||
| } |
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