else if("<>".equals(astRelation.op.trim())) return leftString.compareTo(rightString) != 0 ;\r
else if("<=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) <= 0 ;\r
else if(">=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) >= 0 ;\r
else throw new IllegalStateException();\r
} else {\r
else if("<>".equals(astRelation.op.trim())) return leftString.compareTo(rightString) != 0 ;\r
else if("<=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) <= 0 ;\r
else if(">=".equals(astRelation.op.trim())) return leftString.compareTo(rightString) >= 0 ;\r
else throw new IllegalStateException();\r
} else {\r