/*
* Copyright 2012-2014 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
*
* 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 org.springframework.boot.gradle.resolve;
import org.gradle.api.Action;
import org.gradle.api.Project;
import org.gradle.api.artifacts.Configuration;
import org.gradle.api.artifacts.DependencyResolveDetails;
import org.gradle.api.artifacts.ModuleVersionSelector;
import org.springframework.boot.dependency.tools.Dependency;
import org.springframework.boot.dependency.tools.ManagedDependencies;
import org.springframework.boot.gradle.VersionManagedDependencies;
/**
* A resolution strategy to resolve missing version numbers using the
* 'spring-boot-dependencies' POM.
*
* @author Phillip Webb
*/
public class SpringBootResolutionStrategy {
private static final String SPRING_BOOT_GROUP = "org.springframework.boot";
public static void applyToConfiguration(final Project project,
Configuration configuration) {
if (VersionManagedDependencies.CONFIGURATION.equals(configuration.getName())) {
return;
}
VersionResolver versionResolver = new VersionResolver(project);
configuration.getResolutionStrategy().eachDependency(versionResolver);
}
private static class VersionResolver implements Action<DependencyResolveDetails> {
private final VersionManagedDependencies versionManagedDependencies;
public VersionResolver(Project project) {
this.versionManagedDependencies = new VersionManagedDependencies(project);
}
@Override
public void execute(DependencyResolveDetails resolveDetails) {
String version = resolveDetails.getTarget().getVersion();
if (version == null || version.trim().length() == 0) {
resolve(resolveDetails);
}
}
private void resolve(DependencyResolveDetails resolveDetails) {
ManagedDependencies dependencies = this.versionManagedDependencies
.getManagedDependencies();
ModuleVersionSelector target = resolveDetails.getTarget();
if (SPRING_BOOT_GROUP.equals(target.getGroup())) {
resolveDetails.useVersion(dependencies.getSpringBootVersion());
return;
}
Dependency dependency = dependencies
.find(target.getGroup(), target.getName());
if (dependency != null) {
resolveDetails.useVersion(dependency.getVersion());
}
}
}
}