Main.java Source code

Java tutorial

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.io.IOException;

import java.io.InputStream;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.DocumentBuilder;

import org.xml.sax.SAXParseException;
import org.xml.sax.SAXException;
import org.w3c.dom.Document;

public class Main {
    /**
     * Parse the XML file and create Document
     * @param fileName
     * @return Document
     */
    public static Document parse(InputStream fs) {
        Document document = null;
        // Initiate DocumentBuilderFactory
        DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();

        // To get a validating parser
        factory.setValidating(false);

        // To get one that understands namespaces
        factory.setNamespaceAware(true);
        try {
            // Get DocumentBuilder
            DocumentBuilder builder = factory.newDocumentBuilder();

            // Parse and load into memory the Document
            //document = builder.parse( new File(fileName));
            document = builder.parse(fs);
            return document;
        } catch (SAXParseException spe) {
            // Error generated by the parser
            System.err.println("\n** Parsing error , line " + spe.getLineNumber() + ", uri " + spe.getSystemId());
            System.err.println(" " + spe.getMessage());
            // Use the contained exception, if any
            Exception x = spe;
            if (spe.getException() != null)
                x = spe.getException();
            x.printStackTrace();
        } catch (SAXException sxe) {
            // Error generated during parsing
            Exception x = sxe;
            if (sxe.getException() != null)
                x = sxe.getException();
            x.printStackTrace();
        } catch (ParserConfigurationException pce) {
            // Parser with specified options can't be built
            pce.printStackTrace();
        } catch (IOException ioe) {
            // I/O error
            ioe.printStackTrace();
        }

        return null;
    }
}