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利用xsd校验xml

 
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package com;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;

import javax.xml.XMLConstants;
import javax.xml.stream.FactoryConfigurationError;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import javax.xml.validation.Validator;

import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.impl.builder.StAXOMBuilder;
import org.xml.sax.SAXException;

public class validateXML {

	/**
	 * XSD和XML文件放在工程的bin路径下
	 */
	public static boolean validate(String schemaLocaltion, OMElement request)
			throws SAXException, IOException {
		// 获取Schema工厂类
		// 这里的XMLConstants.W3C_XML_SCHEMA_NS_URI的值就是://http://www.w3.org/2001/XMLSchema
		SchemaFactory factory = SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_NS_URI);
		// 获取XSD文件,以流的方式读取到Source中
		// XSD文件的位置相对于类文件位置
		Source schemaSource = new StreamSource(new FileInputStream(schemaLocaltion));

		Schema schema = factory.newSchema(schemaSource);
		// 这里是将一个DOM树对象转换成流对象,以便对DOM树对象验证
		// 如果是对XML文件进行验证,用FileInputStream即可
		String input = request.toString();
		ByteArrayInputStream bais = new ByteArrayInputStream(
				input.getBytes("UTF-8"));
		// 获取验证器,验证器的XML Schema源就是之前创建的Schema
		Validator validator = schema.newValidator();

		Source source = new StreamSource(bais);
		// 执行验证
		try {
			validator.validate(source);
			return true;
		} catch (Exception ex) {
			ex.printStackTrace();
			return false;
		} finally {
			bais.close();
		}
	}

	/**
	 * get OMElement soap request from specified XML file.
	 * 
	 * @param request
	 * @return
	 * @throws FileNotFoundException
	 * @throws XMLStreamException
	 * @throws FactoryConfigurationError
	 */
	public static OMElement getRequest(String filePath)
			throws FileNotFoundException, XMLStreamException,
			FactoryConfigurationError {
		XMLStreamReader reader = XMLInputFactory.newInstance()
				.createXMLStreamReader(
						new FileInputStream(new File(filePath)));
		StAXOMBuilder builder = new StAXOMBuilder(reader);
		OMElement requestMessage = builder.getDocumentElement();
		return requestMessage;
	}

	public static void main(String[] args) {
		try {
			if (validate("c:\\Person.xsd", getRequest("c:\\Person.xml"))) {
				System.out.println("customer_err.xml格式良好");
			} else {
				System.out.println("customer_err.xml格式有误,请检查!");
			}
		} catch (Exception ex) {
			ex.printStackTrace();
			System.out.println("文件格式有误,请检查!");
		}
	}
}

 

 

依赖的包,见附件

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