private void fixExcludedDependencies()

in tooling/camel-spring-boot-generator-maven-plugin/src/main/java/org/apache/camel/springboot/maven/SpringBootStarterMojo.java [211:289]
60 lines of code
6 McCabe index (conditional complexity)

    private void fixExcludedDependencies(Document pom) throws Exception {
        Set<String> loggingImpl = new HashSet<>();

        loggingImpl.add("commons-logging:commons-logging");

        loggingImpl.add("log4j:log4j");
        loggingImpl.add("log4j:apache-log4j-extras");

        // removing also the default implementation
        loggingImpl.add("ch.qos.logback:logback-core");
        loggingImpl.add("ch.qos.logback:logback-classic");

        loggingImpl.add("org.apache.logging.log4j:log4j");
        loggingImpl.add("org.apache.logging.log4j:log4j-jcl");
        loggingImpl.add("org.apache.logging.log4j:log4j-core");
        loggingImpl.add("org.apache.logging.log4j:log4j-slf4j2-impl");

        loggingImpl.add("org.slf4j:slf4j-jcl");
        loggingImpl.add("org.slf4j:slf4j-jdk14");
        loggingImpl.add("org.slf4j:slf4j-log4j12");
        loggingImpl.add("org.slf4j:slf4j-log4j13");
        loggingImpl.add("org.slf4j:slf4j-nop");
        loggingImpl.add("org.slf4j:slf4j-simple");
        loggingImpl.add("org.slf4j:slf4j-reload4j");

        // excluded dependencies
        Set<String> configExclusions = new HashSet<>();
        Properties properties = new Properties();
        try (InputStream is = getClass().getResourceAsStream("/spring-boot-fix-dependencies.properties")) {
            properties.load(is);
        }

        String artExcl = properties.getProperty("exclude_" + getMainDepArtifactId());
        getLog().debug("Configured exclusions: " + artExcl);
        if (artExcl != null && !artExcl.trim().isEmpty()) {
            for (String dep : artExcl.split(",")) {
                getLog().debug("Adding configured exclusion: " + dep);
                configExclusions.add(dep);
            }
        }

        Set<String> libsToRemove = new TreeSet<>();
        libsToRemove.addAll(loggingImpl);
        libsToRemove.addAll(configExclusions);
        libsToRemove = filterIncludedArtifacts(libsToRemove);

        if (!libsToRemove.isEmpty()) {
            getLog().info("Spring-Boot-Starter: the following dependencies will be removed from the starter: "
                    + libsToRemove);

            XPath xpath = XPathFactory.newInstance().newXPath();
            Node dependency = ((NodeList) xpath
                    .compile("/project/dependencies/dependency[artifactId/text() = '" + getMainDepArtifactId() + "']")
                    .evaluate(pom, XPathConstants.NODESET)).item(0);

            Element exclusions = pom.createElement("exclusions");

            dependency.appendChild(pom.createComment(GENERATED_SECTION_START));
            dependency.appendChild(exclusions);
            dependency.appendChild(pom.createComment(GENERATED_SECTION_END));

            for (String lib : libsToRemove) {
                String groupIdStr = lib.split("\\:")[0];
                String artifactIdStr = lib.split("\\:")[1];

                Element exclusion = pom.createElement("exclusion");

                Element groupId = pom.createElement("groupId");
                groupId.setTextContent(groupIdStr);
                exclusion.appendChild(groupId);

                Element artifactId = pom.createElement("artifactId");
                artifactId.setTextContent(artifactIdStr);
                exclusion.appendChild(artifactId);

                exclusions.appendChild(exclusion);
            }
        }
    }