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The file path is org.zkoss.lang.Exceptions
"java.lang.Throwable.printStackTrace(java.io.PrintWriter)"because "t"is null
source code：
public static final StringBuffer formatstackTrace(StringBuffer sb,Throwable t,String prefix,int maxcnt){
final stringWriter sw new stringWriter();
t.printstackTrace(new Printwriter(sw));
final stringBuffer trace sw.getBuffer();
}
test code：
public void test_formatStackTrace_5_80()throws NoSuchFieldException,IllegalAccessException{
java.lang.Throwable throwable0 null;
java.lang.String string1 ="ftp://fhBD.wOJdSb.L.H63.4Hh.UxcBz.oGNV";
org.zkoss.lang.Exceptions.formatstackTrace(throwable0,string1);
}
test result:
java.lang.NullPointerException:Cannot invoke "java.lang.Throwable.printStackTrace(java.io.PrintWriter)"because "t"is null
at org.zkoss.lang.Exceptions.formatStackTrace(Exceptions.java:418)
at org.zkoss.lang.Exceptions.formatStackTrace(Exceptions.java:400)
at org.zkoss.lang.Exceptions.formatStackTrace(Exceptions.java:390)
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