spring SpringBootPropertySource 源码
springboot SpringBootPropertySource 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/logging/log4j2/SpringBootPropertySource.java
/*
* Copyright 2012-2022 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.
* You may obtain a copy of the License at
*
* https://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 org.springframework.boot.logging.log4j2;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import org.apache.logging.log4j.core.util.ShutdownCallbackRegistry;
import org.apache.logging.log4j.util.BiConsumer;
import org.apache.logging.log4j.util.PropertySource;
/**
* Spring Boot {@link PropertySource} that disables Log4j2's shutdown hook.
*
* @author Andy Wilkinson
* @since 2.5.2
*/
public class SpringBootPropertySource implements PropertySource {
private static final String PREFIX = "log4j.";
private final Map<String, String> properties = Collections
.singletonMap(ShutdownCallbackRegistry.SHUTDOWN_HOOK_ENABLED, "false");
@Override
public void forEach(BiConsumer<String, String> action) {
this.properties.forEach(action::accept);
}
@Override
public CharSequence getNormalForm(Iterable<? extends CharSequence> tokens) {
return PREFIX + Util.joinAsCamelCase(tokens);
}
@Override
public int getPriority() {
return -200;
}
@Override
public String getProperty(String key) {
return this.properties.get(key);
}
@Override
public boolean containsProperty(String key) {
return this.properties.containsKey(key);
}
@Override
public Collection<String> getPropertyNames() {
return this.properties.keySet();
}
}
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- 本文标签： Spring Boot Java Spring
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