Heap space error

[zdavatz]

1. Running this java -jar -Xmx7048m build/libs/aips2sqlite.jar --lang=fr --xml
2. I get

Axapharm Osteo 5, Infusionslösung
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
   at java.lang.StringCoding$StringEncoder.encode(StringCoding.java:300)
   at java.lang.StringCoding.encode(StringCoding.java:344)
   at java.lang.String.getBytes(String.java:918)
   at com.maxl.java.aips2sqlite.HtmlUtils.calcHashCode(HtmlUtils.java:1028)
   at com.maxl.java.aips2sqlite.HtmlUtils.addHeaderToXml(HtmlUtils.java:990)
   at com.maxl.java.aips2sqlite.RealExpertInfo.process(RealExpertInfo.java:1304)
   at com.maxl.java.aips2sqlite.Aips2Sqlite.generateSQLiteDB(Aips2Sqlite.java:356)
   at com.maxl.java.aips2sqlite.Aips2Sqlite.main(Aips2Sqlite.java:334)