com.sdicons.json.validator.predicates

Class Length

java.lang.Object

com.sdicons.json.validator.predicates.Predicate

com.sdicons.json.validator.predicates.Length

All Implemented Interfaces:

Validator

public class Length
extends Predicate

A bounds check on the number of elements in a JSONArray, the length of a JSONString or the number of properties in a JSONObject.

An example of a length validator. The JSONValue must be an array and it must have an exact length of 5.

 
 {
    "name"  :"Array of length 5",
    "type"  :"and",
    "rules" : [{"type":"array"}, {"type":"length","min":5,"max":5}]
 }
 
 

Constructor Summary

Constructors

Constructor and Description
Length(String aName, Integer min, Integer max)
Length(String aName, JSONObject aRule)

Method Summary

Methods

Modifier and Type	Method and Description
void	validate(JSONValue aValue) Validate a JSONValue.

Methods inherited from class com.sdicons.json.validator.predicates.Predicate

getName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Length

public Length(String aName,
      JSONObject aRule)
       throws ValidationException

Throws:

ValidationException

Length

public Length(String aName,
      Integer min,
      Integer max)

Method Detail

validate

public void validate(JSONValue aValue)
              throws ValidationException

Description copied from interface: Validator

Validate a JSONValue.

Parameters:

aValue - The JSONValue that has to be validated.

Throws:

ValidationException - If the validation fails.