Here is a better way to extract the data:
String s = "001>10102011>874837>Y>Y>TEST001>No\\\\002>11102011>8743834>Y>Y>null>No\\\\";
String[] rows = s.split("\\\\");
for (String r : rows) {
String[] cols = r.split(">");
for (String c : cols) {
System.out.print(c + "\t");
}
System.out.println();
}