Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 Copyright (C) 2009-2013 Bengt Martensson.
    
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 3 of the License, or (at
 your option) any later version.
    
 This program is distributed in the hope that it will be useful, but
 WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 General Public License for more details.
    
 You should have received a copy of the GNU General Public License along with
 this program. If not, see http://www.gnu.org/licenses/.
 */

import java.io.File;

import java.io.IOException;

import javax.xml.XMLConstants;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import org.w3c.dom.Document;

import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;

public class Main {
    public static Document openXmlFile(File file, Schema schema, boolean isNamespaceAware, boolean isXIncludeAware)
            throws IOException, SAXParseException, SAXException {
        final String fname = file.getCanonicalPath();
        DocumentBuilder builder = newDocumentBuilder(schema, isNamespaceAware, isXIncludeAware);
        Document docu;

        builder.setErrorHandler(new org.xml.sax.ErrorHandler() {
            @Override
            public void error(SAXParseException exception) throws SAXParseException {
                //System.err.println("Parse Error in file " + fname + ", line " + exception.getLineNumber() + ": " + exception.getMessage());
                throw new SAXParseException("Parse Error in file " + fname + ", line " + exception.getLineNumber()
                        + ": " + exception.getMessage(), "", fname, exception.getLineNumber(), 0);
            }

            @Override
            public void fatalError(SAXParseException exception) throws SAXParseException {
                //System.err.println("Parse Fatal Error: " + exception.getMessage() + exception.getLineNumber());
                throw new SAXParseException("Parse Error in file " + fname + ", line " + exception.getLineNumber()
                        + ": " + exception.getMessage(), "", fname, exception.getLineNumber(), 0);
            }

            @Override
            public void warning(SAXParseException exception) {
                System.err.println("Parse Warning: " + exception.getMessage() + exception.getLineNumber());
            }
        });

        docu = builder.parse(file);
        return docu;
    }

    public static Document openXmlFile(File file, File schemaFile, boolean isNamespaceAware,
            boolean isXIncludeAware) throws IOException, SAXParseException, SAXException {
        Schema schema = readSchemaFromFile(schemaFile);
        return openXmlFile(file, schema, isNamespaceAware, isXIncludeAware);
    }

    public static Document openXmlFile(File file) throws IOException, SAXParseException, SAXException {
        return openXmlFile(file, (Schema) null, true, true);
    }

    private static DocumentBuilder newDocumentBuilder(Schema schema, boolean isNamespaceAware,
            boolean isXIncludeAware) throws SAXException {
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

        factory.setNamespaceAware(isNamespaceAware);
        factory.setXIncludeAware(isXIncludeAware);
        if (schema != null) {
            factory.setSchema(schema);
            factory.setValidating(false);
        }
        DocumentBuilder builder = null;
        try {
            builder = factory.newDocumentBuilder();
        } catch (ParserConfigurationException ex) {
            // there is something seriously wrong
            throw new RuntimeException(ex);
        }
        return builder;
    }

    private static Schema readSchemaFromFile(File schemaFile) throws SAXException {
        return (SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI)).newSchema(schemaFile);
    }
}