spring LeadingZeroesDependencyVersion 源码
springboot LeadingZeroesDependencyVersion 代码
文件路径：/buildSrc/src/main/java/org/springframework/boot/build/bom/bomr/version/LeadingZeroesDependencyVersion.java
/*
* Copyright 2012-2020 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.build.bom.bomr.version;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.maven.artifact.versioning.ArtifactVersion;
import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
/**
* A {@link DependencyVersion} that tolerates leading zeroes.
*
* @author Andy Wilkinson
*/
final class LeadingZeroesDependencyVersion extends ArtifactVersionDependencyVersion {
private static final Pattern PATTERN = Pattern.compile("0*([0-9]+)\\.0*([0-9]+)\\.0*([0-9]+)");
private final String original;
private LeadingZeroesDependencyVersion(ArtifactVersion artifactVersion, String original) {
super(artifactVersion);
this.original = original;
}
@Override
public String toString() {
return this.original;
}
static LeadingZeroesDependencyVersion parse(String input) {
Matcher matcher = PATTERN.matcher(input);
if (!matcher.matches()) {
return null;
}
ArtifactVersion artifactVersion = new DefaultArtifactVersion(
matcher.group(1) + matcher.group(2) + matcher.group(3));
return new LeadingZeroesDependencyVersion(artifactVersion, input);
}
}
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- 本文标签： Spring Boot Java Spring
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