batik svg转png

import java.io.*;  
import java.util.logging.Level;  
import java.util.logging.Logger;  
import javax.xml.transform.Transformer;  
import javax.xml.transform.TransformerFactory;  
import javax.xml.transform.dom.DOMSource;  
import javax.xml.transform.stream.StreamResult;  
import org.apache.batik.apps.rasterizer.DestinationType;  
import org.apache.batik.apps.rasterizer.SVGConverter;  
import org.apache.batik.dom.svg.SAXSVGDocumentFactory;  
import org.apache.batik.util.XMLResourceDescriptor;  
import org.w3c.dom.Document;
public class Test {
	public Document createDocument(InputStream in) {  
	    Document doc = null ;  
	    try {  
	        // Create a new svg document.  
	        String parser = XMLResourceDescriptor.getXMLParserClassName();  
	        SAXSVGDocumentFactory f = new SAXSVGDocumentFactory(parser);  
	        doc = f.createSVGDocument(null, in);  
	  
	    } catch (IOException ex) {  
	        Logger.getLogger(Test.class.getName()).log(Level.SEVERE, null, ex);  
	    }  
	    return doc;  
	}  
	public static void main(String[] args) throws Exception {  
		
		
		String svgPath = "D:\\input.svg";
		String pngPath = "D:\\test.png";
		
        
        
		Test rasterizer = new Test();  
	    InputStream in = new FileInputStream(new File(svgPath));  
	    Document svgXmlDoc = rasterizer.createDocument(in);  
	    // Save this SVG into a file (required by SVG -> PNG transformation process)  
	    File svgFile = File.createTempFile("graphic-", ".svg");  
	    Transformer transformer = TransformerFactory.newInstance().newTransformer();  
	    DOMSource source = new DOMSource(svgXmlDoc);  
	    FileOutputStream fos = new FileOutputStream(svgFile);  
	    try {  
	        transformer.transform(source, new StreamResult(fos));  
	    } finally {  
	        fos.close();  
	    }  
	    // Convert the SVG into PNG  
	    File outputFile =new File(pngPath);  
	    SVGConverter converter = new SVGConverter();  
	    converter.setDestinationType(DestinationType.PNG);  
	    converter.setSources(new String[]{svgFile.toString()});  
	    converter.setDst(outputFile);  
	    converter.execute();  
	  }  
}