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Merge pull request #1534 from lilai23/1.4.x
[1.4.x] fix issue of plugin config reload dynamically failure
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70 changes: 70 additions & 0 deletions
70
...lement/src/main/java/com/huaweicloud/sermant/implement/config/SermantYamlConstructor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| /* | ||
| * Copyright (C) 2024-2024 Sermant Authors. All rights reserved. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| package com.huaweicloud.sermant.implement.config; | ||
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| import org.yaml.snakeyaml.LoaderOptions; | ||
| import org.yaml.snakeyaml.constructor.Constructor; | ||
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| /** | ||
| * Yaml constructor for sermant config load | ||
| * | ||
| * @author lilai | ||
| * @since 2024-05-22 | ||
| */ | ||
| public class SermantYamlConstructor extends Constructor { | ||
| private ClassLoader loader; | ||
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| /** | ||
| * constructor | ||
| */ | ||
| public SermantYamlConstructor() { | ||
| super(Object.class, new LoaderOptions()); | ||
| loader = Thread.currentThread().getContextClassLoader(); | ||
| } | ||
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| /** | ||
| * Load class with specific classLoader | ||
| * | ||
| * @param name class name | ||
| * @return created class | ||
| * @throws ClassNotFoundException class not found | ||
| */ | ||
| @Override | ||
| protected Class<?> getClassForName(String name) throws ClassNotFoundException { | ||
| return Class.forName(name, true, loader); | ||
| } | ||
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| /** | ||
| * set classLoader | ||
| * | ||
| * @param classLoader the classLoader for config object | ||
| * @throws NullPointerException no classloader is provided | ||
| */ | ||
| public void setLoader(ClassLoader classLoader) { | ||
| if (classLoader == null) { | ||
| throw new NullPointerException("classLoader must be provided."); | ||
| } | ||
| this.loader = classLoader; | ||
| } | ||
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| /** | ||
| * clear snakeyaml class cache | ||
| */ | ||
| public void clearCache() { | ||
| typeTags.clear(); | ||
| } | ||
| } |