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16. 49. 4. 监听打印作业属性更改事件 |
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import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import javax.print.DocFlavor;
import javax.print.DocPrintJob;
import javax.print.StreamPrintService;
import javax.print.StreamPrintServiceFactory;
import javax.print.attribute.Attribute;
import javax.print.attribute.HashPrintJobAttributeSet;
import javax.print.attribute.PrintJobAttributeSet;
import javax.print.attribute.standard.JobMediaSheetsCompleted;
import javax.print.event.PrintJobAttributeEvent;
import javax.print.event.PrintJobAttributeListener;
public class Main {
public static void main(String[] argv) throws Exception {
OutputStream fos = new BufferedOutputStream(new FileOutputStream("filename.ps"));
DocFlavor flavor = DocFlavor.INPUT_STREAM.GIF;
StreamPrintServiceFactory[] factories = StreamPrintServiceFactory
.lookupStreamPrintServiceFactories(flavor, DocFlavor.BYTE_ARRAY.POSTSCRIPT.getMimeType());
StreamPrintService service = factories[0].getPrintService(fos);
DocPrintJob job = service.createPrintJob();
PrintJobAttributeSet set = new HashPrintJobAttributeSet(job.getAttributes());
set.add(new JobMediaSheetsCompleted(0));
job.addPrintJobAttributeListener(new MyPrintJobAttributeListener(), set);
}
}
class MyPrintJobAttributeListener implements PrintJobAttributeListener {
public void attributeUpdate(PrintJobAttributeEvent pjae) {
Attribute[] attrs = pjae.getAttributes().toArray();
for (int i = 0; i < attrs.length; i++) {
String attrName = attrs[i].getName();
String attrValue = attrs[i].toString();
}
}
}
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