/**
* Return the disjuction of two expressions
*
* @param lhs
* @param rhs
* @return Criterion
*/
public static CriteriaGroup or(Criteria lhs, Criteria rhs) {
try {
CriteriaGroup cg = new CriteriaGroup(CriteriaGroup.or);
cg.add(lhs).add(rhs);
return cg;
} catch (CriteriaException e) {
log.error(e.getMessage(), e);
}
return null;
}
public static void main(String[] args) {
// gender = 'F' and (status=1 or (status=2 and name like '%王')) and type
// in (2,3)
// Criterion c1 = Expression.eq("gender","F");
//
// Criterion c2 =
// Expression.and(Expression.eq("status","2"),Expression.like("status","%王"));
//
// Expression.or(c1,c2);
//
// Expression.eq("status",1).or(Expression.eq("status",2).and(Expression.like("status","%王")))
//
try {
// // 对名称以"永远的UNIX"开头的且价格>=70.0元的书进行更新
// Criteria c1 = Exp.like("title", "永远的UNIX%");
// Criteria c2 = Exp.eq("cost", new Double(70));
// Criteria c3 = Exp.and(c1,c2);
//
// CriteriaGroup cg = new CriteriaGroup(CriteriaGroup.and);
// try {
// cg.add(c1).add(c2);
// } catch (CriteriaException e1) {
// e1.printStackTrace();
// }
//
// System.out.println(c3.toString());
// System.out.println(cg.toString());
// System.out.println(">>"+c3.getValueByLeft("cost"));
// System.out.println(">>"+cg.getValueByLeft("cost"));
Criteria c5 = Exp.eq("status", 1);
Criteria c6 = Exp.eq("status", 2);
Criteria c7 = Exp.eq("name", "%王");
Criteria c8 = Exp.eq("to_char(a.createTime,'yyyy-MM-dd')", 2);
Criteria c10 = Exp.isNotNull("gender");
CriteriaGroup cg2 = new CriteriaGroup(CriteriaGroup.and);
try {
cg2.add(c10).add(Exp.or(c5, Exp.and(c6, c7))).add(c8);
} catch (CriteriaException e2) {
e2.printStackTrace();
}
System.out.println(Exp.and(Exp.and(c10, Exp.or(c5, Exp.and(c6, c7))), c8));
System.out.println(
Exp.and(Exp.and(c10, Exp.or(c5, Exp.and(c6, c7))), c8).getValueByLeft("status"));
System.out.println(Exp.and(Exp.or(c5, Exp.and(c6, c7)), c8));
System.out.println(Exp.and(Exp.or(c5, Exp.and(c6, c7)), c8).getValueByLeft("status"));
//
// System.out.println(cg2.toSqlString());
//
// System.out.println("S"+Exp.and(c6,c7).getValueByLeft("name"));
// System.out.println("S"+Exp.and(c5,Exp.and(c6,c7)).getValueByLeft("name"));
String a = "~!@#$%^&*()_+<'>?/\''.,";
a = a.replace("\'", "''");
System.out.println(a);
} catch (IllegalParamException e) {
e.printStackTrace();
}
}
