How to get Unicode of the characters from PDF using java and PDFBox

Question

I am using Apache PDFBox and Java to parse the PDFs and get all the information from it. Extracting text is working fine for English only. For other languages I get only som

Answer 1

http://grepcode.com/file/repo1.maven.org/maven2/org.apache.pdfbox/pdfbox/1.6.0/org/apache/pdfbox/util/PDFText2HTML.java

The private String escape(String chars) converts characters to unicode.