/*
* Copyright 2012-2017 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.plugin;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;
import io.spring.gradle.dependencymanagement.DependencyManagementPlugin;
import org.gradle.api.Project;
import org.gradle.api.artifacts.ModuleVersionSelector;
import org.gradle.api.artifacts.UnresolvedDependency;
import org.slf4j.LoggerFactory;
/**
* An analyzer for {@link UnresolvedDependency unresolvable dependencies} that logs a
* warning suggesting that the {@code io.spring.dependency-management} plugin is applied
* when one or more versionless dependencies fails to resolve.
*
* @author Andy Wilkinson
*/
class UnresolvedDependenciesAnalyzer {
private static final org.slf4j.Logger logger = LoggerFactory
.getLogger(SpringBootPlugin.class);
private Set<ModuleVersionSelector> dependenciesWithNoVersion = new HashSet<>();
void analyze(Set<UnresolvedDependency> unresolvedDependencies) {
this.dependenciesWithNoVersion = unresolvedDependencies.stream()
.map(unresolvedDependency -> unresolvedDependency.getSelector())
.filter(this::hasNoVersion).collect(Collectors.toSet());
}
void buildFinished(Project project) {
if (!this.dependenciesWithNoVersion.isEmpty()
&& !project.getPlugins().hasPlugin(DependencyManagementPlugin.class)) {
StringBuilder message = new StringBuilder();
message.append("\nDuring the build, one or more dependencies that were "
+ "declared without a version failed to resolve:\n");
this.dependenciesWithNoVersion.stream()
.forEach(dependency -> message.append(" " + dependency + "\n"));
message.append("\nDid you forget to apply the "
+ "io.spring.dependency-management plugin to the " + project.getName()
+ " project?\n");
logger.warn(message.toString());
}
}
private boolean hasNoVersion(ModuleVersionSelector selector) {
String version = selector.getVersion();
return version == null || version.trim().length() == 0;
}
}