Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Apache License 

import java.io.FileInputStream;

import javax.xml.bind.JAXBContext;

import javax.xml.bind.Unmarshaller;

public class Main {
    /**
     * Unmarshal XML data from XML file path using XSD from file path and return the resulting JAXB content tree
     *
     * @param dummyCtxObject
     *            Dummy contect object for creating related JAXB context
     * @param strXMLFilePath
     *            XML file path
     * @param strXSDFilePath
     *            XSD file path
     * @return resulting JAXB content tree
     * @throws Exception
     *             in error case
     */
    public static Object doUnmarshallingFromFiles(Object dummyCtxObject, String strXMLFilePath,
            String strXSDFilePath) throws Exception {
        if (dummyCtxObject == null) {
            throw new RuntimeException("No dummy context object (null)!");
        }
        if (strXMLFilePath == null) {
            throw new RuntimeException("No XML file path (null)!");
        }
        if (strXSDFilePath == null) {
            throw new RuntimeException("No XSD file path (null)!");
        }

        Object unmarshalledObject = null;

        FileInputStream fis = null;
        try {
            JAXBContext jaxbCtx = JAXBContext.newInstance(dummyCtxObject.getClass().getPackage().getName());
            Unmarshaller unmarshaller = jaxbCtx.createUnmarshaller();
            // unmarshaller.setValidating(true);
            javax.xml.validation.Schema schema = javax.xml.validation.SchemaFactory
                    .newInstance(javax.xml.XMLConstants.W3C_XML_SCHEMA_NS_URI)
                    .newSchema(new java.io.File(strXSDFilePath));
            unmarshaller.setSchema(schema); // register schema for validation

            fis = new FileInputStream(strXMLFilePath);
            unmarshalledObject = unmarshaller.unmarshal(fis);
        } catch (Exception e) {
            //            Logger.XMLEval.logState("Unmarshalling failed: " + e.getMessage(), LogLevel.Error);
            throw e;
        } finally {
            if (fis != null) {
                fis.close();
                fis = null;
            }
        }

        return unmarshalledObject;
    }
}