org.apache.camel.maven.packaging.SpringBootHelper Maven / Gradle / Ivy
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Maven plugin to help package Camel components and plugins
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.maven.packaging;
import java.io.File;
import java.io.IOException;
/**
* Useful methods for spring-boot mojos.
*/
public final class SpringBootHelper {
public static final String STARTER_SUFFIX = "-starter";
private SpringBootHelper() {
}
public static File starterSrcDir(File baseDir, String artifactId) {
return new File(starterDir(baseDir, artifactId), "src/main/java");
}
public static File starterResourceDir(File baseDir, String artifactId) {
return new File(starterDir(baseDir, artifactId), "src/main/resources");
}
public static File starterDir(File baseDir, String artifactId) {
String starterName = artifactId + STARTER_SUFFIX;
File allStartersDir = allStartersDir(baseDir);
File starterDir = new File(allStartersDir, starterName);
return starterDir;
}
public static File allStartersDir(File baseDir) {
File allStartersDir = new File(camelProjectRoot(baseDir, "platforms"), "platforms/spring-boot/components-starter");
return allStartersDir;
}
public static File camelProjectRoot(File baseDir, String expectedDirName) {
// another solution could be to look for pom.xml file and see if that pom.xml is the camel root pom
// however looking for a dir named components-starter should be fine also (there is only 1 with such name)
try {
File root = baseDir.getCanonicalFile();
while (root != null) {
File[] names = root.listFiles(pathname -> pathname.getName().equals(expectedDirName));
if (names != null && names.length == 1) {
break;
}
root = root.getParentFile();
}
if (root == null) {
throw new IllegalStateException("Cannot find Apache Camel project root directory");
}
return root;
} catch (IOException e) {
throw new IllegalStateException("Error while getting directory", e);
}
}
}
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