@Override
/** */
public String toString() {
StringBuilder strBuilder = new StringBuilder();
if (this.getOperator().equals(Operator.NESTED)) {
strBuilder.append('(');
for (final QueryRule rule : this.getNestedRules()) {
strBuilder.append(rule.toString());
}
strBuilder.append(')');
} else {
strBuilder.append(this.getField() == null ? " " : (this.getField() + " "));
strBuilder.append(this.getOperator()).append(value == null ? " " : " '" + value + "'");
}
return strBuilder.toString();
}
/**
* Create a {@link QueryRule} based on a jquery operator string, from the filter popup/dropdown in
* the {@link JQGridRenderer} UI. Example: Supplying the arguments 'name', 'ne', 'Asia' creates a
* QueryRule that filters for rows where the 'name' column does not equal 'Asia'.
*
* @param field The field to which to apply the operator
* @param op The operator string (jquery syntax)
* @param value The value (if any) for the right-hand side of the operator expression.
* @return A new QueryRule that represents the supplied jquery expression.
*/
private static QueryRule convertOperator(JQGridRule jqGridRule) {
// ['eq','ne','lt','le','gt','ge','bw','bn','in','ni','ew','en','cn','nc']
QueryRule rule = new QueryRule(jqGridRule.field, QueryRule.Operator.EQUALS, jqGridRule.data);
switch (jqGridRule.op) {
case eq:
rule.setOperator(QueryRule.Operator.EQUALS);
return rule;
case ne:
rule.setOperator(QueryRule.Operator.EQUALS);
return toNotRule(rule);
case lt:
rule.setOperator(QueryRule.Operator.LESS);
return rule;
case le:
rule.setOperator(QueryRule.Operator.LESS_EQUAL);
return rule;
case gt:
rule.setOperator(QueryRule.Operator.GREATER);
return rule;
case ge:
rule.setOperator(QueryRule.Operator.GREATER_EQUAL);
case bw:
rule.setValue(jqGridRule.data + "%");
rule.setOperator(QueryRule.Operator.LIKE);
return rule;
case bn:
// NOT
rule.setValue(jqGridRule.data + "%");
rule.setOperator(QueryRule.Operator.LIKE);
rule = toNotRule(rule);
return rule;
case in:
rule.setOperator(QueryRule.Operator.IN);
return rule;
case ni:
// NOT
rule.setOperator(QueryRule.Operator.IN);
rule = toNotRule(rule);
return rule;
case ew:
rule.setValue("%" + jqGridRule.data);
rule.setOperator(QueryRule.Operator.LIKE);
return rule;
case en:
// NOT
rule.setValue("%" + jqGridRule.data);
rule.setOperator(QueryRule.Operator.LIKE);
return toNotRule(rule);
case cn:
rule.setValue("%" + jqGridRule.data + "%");
rule.setOperator(QueryRule.Operator.LIKE);
return rule;
case nc:
// NOT
rule.setValue("%" + jqGridRule.data + "%");
rule.setOperator(QueryRule.Operator.LIKE);
return toNotRule(rule);
default:
throw new IllegalArgumentException(String.format("Unkown Operator: %s", jqGridRule.op));
}
}