A record of IO Exception 'Permission denied' on Tomcat 5.5 ref: http://qiita.com/sinri/items/7b319de80f3e6d1dd4d1

file0.txt

java.lang.RuntimeException: java.io.IOException: Permission denied
    at org.apache.poi.xssf.streaming.SXSSFWorkbook.createAndRegisterSXSSFSheet(SXSSFWorkbook.java:304)
    at org.apache.poi.xssf.streaming.SXSSFWorkbook.createSheet(SXSSFWorkbook.java:320)
    at com.ouku.report.DIYBook.addSheet(DIYBook.java:146)
    at com.ouku.report.DIYBook.createBook(DIYBook.java:107)
    at com.ouku.report.DIYBook.writeBook(DIYBook.java:73)
    at com.ouku.report.ReportFactory.writeReport(ReportFactory.java:95)
    at com.ouku.report.ReportTask.doReportRequest(ReportTask.java:513)
    at com.ouku.report.ReportTask.doTask(ReportTask.java:105)
    at com.ouku.entities.report.ReportTimerTask$1.run(ReportTimerTask.java:12)
Caused by: java.io.IOException: Permission denied
    at java.io.UnixFileSystem.createFileExclusively(Native Method)
    at java.io.File.checkAndCreate(File.java:1833)
    at java.io.File.createTempFile0(File.java:1857)
    at java.io.File.createTempFile(File.java:1969)
    at org.apache.poi.xssf.streaming.SXSSFSheet$SheetDataWriter.<init>(SXSSFSheet.java:1244)
    at org.apache.poi.xssf.streaming.SXSSFSheet.<init>(SXSSFSheet.java:55)
    at org.apache.poi.xssf.streaming.SXSSFWorkbook.createAndRegisterSXSSFSheet(SXSSFWorkbook.java:300)
    ... 8 more

file1.txt

public class a {
    public static void main(String[] args){
        String tmpdir=System.getProperty("java.io.tmpdir");
        System.out.println("tmpdir="+tmpdir);
        String poitmp=System.getProperty("poi.keep.tmp.files");
        System.out.println("poitmp="+poitmp);
    }
}

file2.txt

tmpdir=/tmp
poitmp=null

file3.txt

root@X:/opt/apache-tomcat-5.5.36/logs# ps aux|grep tomcat
admin    20909  6.0  1.8 4868880 301136 pts/0  Sl   09:06   0:33 /usr/lib/jvm/java-6-openjdk-amd64/bin/java -Djava.util.logging.config.file=/opt/apache-tomcat-5.5.36/conf/logging.properties -Dlog4j.configuration=file:///var/webapps/report/WEB-INF/log4j.properties -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.endorsed.dirs=/opt/apache-tomcat-5.5.36/common/endorsed -classpath /opt/apache-tomcat-5.5.36/bin/bootstrap.jar -Dcatalina.base=/opt/apache-tomcat-5.5.36 -Dcatalina.home=/opt/apache-tomcat-5.5.36 -Djava.io.tmpdir=/opt/apache-tomcat-5.5.36/temp org.apache.catalina.startup.Bootstrap start
root     21093  0.0  0.0  10100   876 pts/0    S+   09:15   0:00 grep tomcat
root@X:/opt/apache-tomcat-5.5.36/logs#