Yaml comment overload demo

CommentOverloadDemo.java

package io.github.thebusybiscuit.yamlcommentoverload;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.URISyntaxException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

import org.yaml.snakeyaml.DumperOptions;
import org.yaml.snakeyaml.LoaderOptions;
import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.constructor.SafeConstructor;
import org.yaml.snakeyaml.nodes.MappingNode;
import org.yaml.snakeyaml.representer.Representer;

/**
 * Small demonstration on how too many comments can break a yaml file when
 * set up in a certain way.
 * 
 * @author TheBusyBiscuit
 *
 */
public class CommentOverloadDemo {

    public static void main(String[] args) throws IOException, URISyntaxException {
        // Loading in our test yaml file
        Path path = Paths.get(CommentOverloadDemo.class.getResource("/test.yml").toURI());
        MappingNode node;

        // Setting up our yaml instance to also process comments
        LoaderOptions loaderOptions = new LoaderOptions();
        loaderOptions.setProcessComments(true);
        DumperOptions dumperOptions = new DumperOptions();
        dumperOptions.setProcessComments(true);
        Yaml yaml = new Yaml(new SafeConstructor(), new Representer(), dumperOptions, loaderOptions);

        // Reading the yaml file
        try (BufferedReader reader = Files.newBufferedReader(path)) {
            node = (MappingNode) yaml.compose(reader);
        }

        // Serializing our contents
        try (PrintWriter writer = new PrintWriter(System.out)) {
            /*
             * This will result in "java.lang.IllegalStateException: Queue full".
             * As Yaml does not appear to be able to handle this many successive comments
             * due to the internal event queue having a max size of 100.
             * Every comment will also trigger a CommentEvent.
             */
            yaml.serialize(node, writer);
        }
    }
}

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>io.github.thebusybiscuit</groupId>
    <artifactId>yamlcommentoverload</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>YamlCommentOverload</name>
    <description>A simple demo showcasing that yaml does not support more than 100 successive comments</description>

    <build>
        <sourceDirectory>${basedir}/src/main/java</sourceDirectory>

        <resources>
            <resource>
                <filtering>false</filtering>
                <directory>${basedir}/src/main/resources/</directory>

                <includes>
                    <include>*</include>
                </includes>
            </resource>
        </resources>

        <plugins>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.8.1</version>

                <configuration>
                    <release>14</release>
                </configuration>
            </plugin>
        </plugins>
    </build>

    <dependencies>
        <dependency>
            <groupId>org.yaml</groupId>
            <artifactId>snakeyaml</artifactId>
            <version>1.30</version>
        </dependency>
    </dependencies>
</project>

test.yml

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second-data: true