spring LayerResolver 源码
springboot LayerResolver 代码
文件路径：/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/tasks/bundling/LayerResolver.java
/*
* Copyright 2012-2021 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.gradle.tasks.bundling;
import java.io.File;
import org.gradle.api.file.FileCopyDetails;
import org.gradle.api.specs.Spec;
import org.springframework.boot.gradle.tasks.bundling.ResolvedDependencies.DependencyDescriptor;
import org.springframework.boot.loader.tools.Layer;
import org.springframework.boot.loader.tools.Library;
import org.springframework.boot.loader.tools.LibraryCoordinates;
/**
* Resolver backed by a {@link LayeredSpec} that provides the destination {@link Layer}
* for each copied {@link FileCopyDetails}.
*
* @author Madhura Bhave
* @author Scott Frederick
* @author Phillip Webb
* @author Paddy Drury
* @see BootZipCopyAction
*/
class LayerResolver {
private final ResolvedDependencies resolvedDependencies;
private final LayeredSpec layeredConfiguration;
private final Spec<FileCopyDetails> librarySpec;
LayerResolver(ResolvedDependencies resolvedDependencies, LayeredSpec layeredConfiguration,
Spec<FileCopyDetails> librarySpec) {
this.resolvedDependencies = resolvedDependencies;
this.layeredConfiguration = layeredConfiguration;
this.librarySpec = librarySpec;
}
Layer getLayer(FileCopyDetails details) {
try {
if (this.librarySpec.isSatisfiedBy(details)) {
return getLayer(asLibrary(details));
}
return getLayer(details.getSourcePath());
}
catch (UnsupportedOperationException ex) {
return null;
}
}
Layer getLayer(Library library) {
return this.layeredConfiguration.asLayers().getLayer(library);
}
Layer getLayer(String applicationResource) {
return this.layeredConfiguration.asLayers().getLayer(applicationResource);
}
Iterable<Layer> getLayers() {
return this.layeredConfiguration.asLayers();
}
private Library asLibrary(FileCopyDetails details) {
File file = details.getFile();
DependencyDescriptor dependency = this.resolvedDependencies.find(file);
if (dependency == null) {
return new Library(null, file, null, null, false, false, true);
}
LibraryCoordinates coordinates = dependency.getCoordinates();
boolean projectDependency = dependency.isProjectDependency();
return new Library(null, file, null, coordinates, false, projectDependency, true);
}
}
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- 所属分类： 后端技术
- 本文标签： Java Spring Spring Boot
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