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Java I/O - 如何創(chuàng)建錯誤記錄器的打印流并記錄到文件

我們想知道如何創(chuàng)建錯誤記錄器的打印流并記錄到文件。
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.PrintStream;
public class Main {
public static void main(String[] argv) throws Exception {
try {
} catch (Exception e) {
e.printStackTrace(getErrorLoggerPrintStream());
}
}
public static PrintStream getErrorLoggerPrintStream() {
try {
PrintStream s = new PrintStream(new FileOutputStream(new File("c:\\log.txt"), true));
return s;
} catch (FileNotFoundException e) {
e.printStackTrace();
}
return null;
}
}
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