Jakarta XML Binding Jakarta XML Binding Team, https://projects.eclipse.org/projects/ee4j.jaxb 3.0, August 27, 2020: Table of Contents Eclipse Foundation Specification License . 1 Disclaimers. 2 Scope . 3 1. Introduction . 4 1.1. Data binding. 4 1.2. Goals. 6 1.3. Non-Goals . 9 1.4. Conventions . 10 1.5. Expert Group Members. 10 1.6. Acknowledgements . 11 1.7. Acknowledgements for Jakarta XML Binding . 12 2. Requirements . 13 2.1. XML Schema to Java. 13 2.1.1. W3C XML Schema support . 13 2.1.2. Default Bindings . 13 2.1.3. Customized Binding Schema . 13 2.1.4. Overriding default binding behavior. 13 2.1.5. Jakarta XML Web Services . 14 2.1.5.1. Backward Compatibility . 14 2.1.5.2. Binding XML Schema to schema derived classes . 14 2.1.5.3. Accessing MIME content stored as an attachment . 14 2.1.5.4. Serializable . 14 2.1.5.5. Disabling Databinding . 14 2.2. Java to XML Schema. 14 2.2.1. Default Mapping . 14 2.2.2. Customized Mapping . 14 2.2.3. Jakarta XML Web Services . 15 2.2.3.1. WSDL <types>. 15 2.2.3.2. Backward Compatibility . 15 2.3. Binding Framework . 15 2.3.1. Disabling schema validation . 15 3. Architecture . 16 3.1. Introduction . 16 3.2. Overview. 16 3.3. Java Representation . 17 3.3.1. Binding Declarations . 19 3.3.2. Mapping Annotations. 19 3.4. Annotations . 20 3.5. Binding Framework . 20 3.5.1. Unmarshalling . 20 3.5.1.1. Invalid XML Content. 20 3.5.2. Validation . 21 3.5.2.1. Validation Re architecture. 22 3.5.2.2. Unmarshal validation. 22 3.5.2.3. Marshal Validation . 22 3.5.2.4. Handling Validation Failures . 22 3.6. An example. 23 4. The Binding Framework. 27 4.1. Annotation-driven Binding Framework . 27 4.2. JAXBContext . 27 4.3. General Validation Processing. 29 4.4. Unmarshalling. ..