io.gravitee.node.container.spring.env.EnvironmentPropertySourceBeanProcessor Maven / Gradle / Ivy
/**
* Copyright (C) 2015 The Gravitee team (http://gravitee.io)
*
* Licensed 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.
*/
package io.gravitee.node.container.spring.env;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.core.Ordered;
import org.springframework.core.env.ConfigurableEnvironment;
import org.springframework.core.env.Environment;
import org.springframework.core.env.StandardEnvironment;
/**
* @author David BRASSELY (david.brassely at graviteesource.com)
* @author GraviteeSource Team
*/
public class EnvironmentPropertySourceBeanProcessor
implements BeanFactoryPostProcessor, Ordered {
private static final String[] PROPERTY_PREFIXES = new String[] {
"gravitee.",
"gravitee_",
"GRAVITEE.",
"GRAVITEE_",
};
private final Environment environment;
private final ApplicationContext applicationContext;
EnvironmentPropertySourceBeanProcessor(
Environment environment,
ApplicationContext applicationContext
) {
this.environment = environment;
this.applicationContext = applicationContext;
}
@Override
public int getOrder() {
return Ordered.HIGHEST_PRECEDENCE;
}
@Override
public void postProcessBeanFactory(
ConfigurableListableBeanFactory beanFactory
) {
Map source = new ConcurrentHashMap<>();
((StandardEnvironment) environment).getSystemEnvironment()
.forEach(
(key, value) -> {
for (String propertyPrefix : PROPERTY_PREFIXES) {
if (key.startsWith(propertyPrefix)) {
source.put(key.substring(propertyPrefix.length()), value);
}
}
}
);
((ConfigurableEnvironment) environment).getPropertySources()
.addFirst(
new GraviteeEnvironmentPropertySource(
"graviteeEnvironmentPropertySource",
source,
applicationContext
)
);
}
}
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