How Java uses APIs from Jackson, SnapeYAML, or YamlBeans libraries to read YAML files

Using the Jackson library to read YAML files: 1. Add Jackson dependencies to the pom.xml file: <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.12.5</version> </dependency> 2. Create a Java class to map the structure of YAML files, for example: public class MyConfig { private String name; private int age; // getters and setters } 3. Use the Object Mapper class to read YAML files: ObjectMapper objectMapper = new ObjectMapper(new YAMLFactory()); MyConfig myConfig = objectMapper.readValue(new File("path/to/file.yaml"), MyConfig.class); Use the SnapeYAML library to read YAML files: 1. Add SnapeYAML dependencies to the pom.xml file: <dependency> <groupId>org.yaml</groupId> <artifactId>snakeyaml</artifactId> <version>1.29</version> </dependency> 2. Create a Java class to map the structure of YAML files, for example: public class MyConfig { private String name; private int age; // getters and setters } 3. Use the Yaml class to read YAML files: Yaml yaml = new Yaml(); MyConfig myConfig; try (InputStream inputStream = new FileInputStream(new File("path/to/file.yaml"))) { myConfig = yaml.loadAs(inputStream, MyConfig.class); } Use the YamlBeans library to read YAML files: 1. Add YamlBeans dependencies to the pom.xml file: <dependency> <groupId>com.esotericsoftware.yamlbeans</groupId> <artifactId>yamlbeans</artifactId> <version>1.14</version> </dependency> 2. Create a Java class to map the structure of YAML files, for example: public class MyConfig { private String name; private int age; // getters and setters } 3. Use the YamlReader class to read YAML files: try (Reader reader = new FileReader("path/to/file.yaml")) { YamlReader yamlReader = new YamlReader(reader); MyConfig myConfig = yamlReader.read(MyConfig.class); } Sample YAML file: yaml name: John age: 25 This YAML file contains two attributes: name and age. Java sample code: public class MyConfig { private String name; private int age; // getters and setters } //Using the Jackson library to read YAML files ObjectMapper objectMapper = new ObjectMapper(new YAMLFactory()); MyConfig myConfig = objectMapper.readValue(new File("path/to/file.yaml"), MyConfig.class); //Using the SnapeYAML library to read YAML files Yaml yaml = new Yaml(); MyConfig myConfig; try (InputStream inputStream = new FileInputStream(new File("path/to/file.yaml"))) { myConfig = yaml.loadAs(inputStream, MyConfig.class); } //Using the YamlBeans library to read YAML files try (Reader reader = new FileReader("path/to/file.yaml")) { YamlReader yamlReader = new YamlReader(reader); MyConfig myConfig = yamlReader.read(MyConfig.class); }