org.less4j
Class JSON.Error

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          org.less4j.JSON.Error

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

JSONR.Error

Enclosing class:

JSON

public static class JSON.Error
extends java.lang.Exception

A simple JSON exception throwed for any syntax error found by the interpreter.

Synopsis

There is just enough in a JSON.Error to identify the error

String string = "{\"test\": fail}";
try {
    Object value = (new JSON()).eval(string)
} catch (JSON.Error e) {
    System.out.println(e.jstr());
}

Copyright © 2006 Laurent A.V. Szyster

Version:

0.30

See Also:

Serialized Form

Field Summary

int	jsonIndex The position of the JSON syntax error, -1 by default.
java.util.ArrayList	jsonPath The path to the JSON error value, if any.

Constructor Summary

JSON.Error(java.lang.String message)
Instanciate a JSON error with an error message.

JSON.Error(java.lang.String message, int index)
Instanciate a JSON error with an error message and the index in the JSON string at which the error occured.

Method Summary

java.lang.StringBuffer	strb(java.lang.StringBuffer sb) Buffers the JSON representation of a JSON.Error.
java.lang.String	toJSONString() Represents a JSON error as a JSON array with three elements: the error message, the character index where the error occurred and the path in the object model.
java.lang.String	toString()

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

jsonIndex

public int jsonIndex

The position of the JSON syntax error, -1 by default.

jsonPath

public java.util.ArrayList jsonPath

The path to the JSON error value, if any.

Constructor Detail

JSON.Error

public JSON.Error(java.lang.String message)

Instanciate a JSON error with an error message.

Parameters:

message - the error message

JSON.Error

public JSON.Error(java.lang.String message,
                  int index)

Instanciate a JSON error with an error message and the index in the JSON string at which the error occured.

Parameters:

message - the error message

index - position at which the error occured

Method Detail

strb

public java.lang.StringBuffer strb(java.lang.StringBuffer sb)

Buffers the JSON representation of a JSON.Error.

Synopsis

...

StringBuffer sb = new StringBuffer();
try {
    String model = (new JSON()).eval("{fail}");
} catch (JSONR.Error e) {
    e.jsonError(sb);
}

System.out.println(sb.toString());

...

Returns:

the updated StringBuffer

toJSONString

public java.lang.String toJSONString()

Represents a JSON error as a JSON array with three elements: the error message, the character index where the error occurred and the path in the object model.

Synopsis

...

["error message", 23, ["list", 2]]

...

Returns:

a JSON string

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Throwable