如何禁用 FOP 在处理 FO 文件时自动生成的日志记录输出(通常发送到 stderr)?
我试过在类路径中放置一个 log4j.properties
文件,更改 org.apache.fop
的日志级别,但这没有用。
最佳答案
这可能晚了,但在 1.1 版中,您可以创建一个实现 EventListener
的类。在 processEvent
中,您可以简单地忽略任何您不想看到的消息。
来自 FOP Docs :
import org.apache.fop.events.Event;
import org.apache.fop.events.EventFormatter;
import org.apache.fop.events.EventListener;
import org.apache.fop.events.model.EventSeverity;
/** A simple event listener that writes the events to stdout and stderr. */
public class SysOutEventListener implements EventListener {
/** {@inheritDoc} */
public void processEvent(Event event) {
String msg = EventFormatter.format(event);
EventSeverity severity = event.getSeverity();
if (severity == EventSeverity.INFO) {
System.out.println("[INFO ] " + msg);
} else if (severity == EventSeverity.WARN) {
System.out.println("[WARN ] " + msg);
} else if (severity == EventSeverity.ERROR) {
System.err.println("[ERROR] " + msg);
} else if (severity == EventSeverity.FATAL) {
System.err.println("[FATAL] " + msg);
} else {
assert false;
}
}
}
用法:
StreamSource strm = new StreamSource(new File(fo));
OutputStream outStream = new BufferedOutputStream(new FileOutputStream(new File(pdfName)));
Fop fop = _fopFactory.newFop(org.apache.xmlgraphics.util.MimeConstants.__Fields.MIME_PDF, outStream);
FOUserAgent foUserAgent = fop.getUserAgent();
foUserAgent.getEventBroadcaster().addEventListener(new SysOutEventListener());
关于java - 如何禁用 FOP 的 strerr 日志记录输出?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/2553199/