com.google.gwt.json.client
Class JSONArray

java.lang.Object
  com.google.gwt.json.client.JSONValue
      com.google.gwt.json.client.JSONArray

public class JSONArray
extends JSONValue

Represents an array of JSONValue objects.

JSONArray

public JSONArray()

Creates an empty JSONArray.

JSONArray

public JSONArray(JavaScriptObject arr)

Creates a new JSONArray from the supplied JavaScriptObject representing a JavaScript array.

Parameters:

arr - a JavaScript array

equals

public boolean equals(java.lang.Object other)

Returns true if other is a JSONArray wrapping the same underlying object.

Overrides:

equals in class java.lang.Object

get

public JSONValue get(int index)

Returns the value at the specified index position.

Parameters:

index - the index of the array item to retrieve

Returns:

the value at this index, or null if this index is empty

getJavaScriptObject

public JavaScriptObject getJavaScriptObject()

Returns the underlying JavaScript array that this object wraps.

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

isArray

public JSONArray isArray()

Returns this, as this is a JSONArray.

Overrides:

isArray in class JSONValue

Returns:

a reference to a JSONArray if this JSONValue is a JSONArray or null otherwise.

set

public JSONValue set(int index,
                     JSONValue value)

Sets the specified index to the given value.

Parameters:

index - the index to set

value - the value to set

Returns:

the previous value at this index, or null if this index was empty

size

public int size()

Returns the number of elements in this array.

Returns:

size of this array

toString

public java.lang.String toString()

Create the JSON encoded string representation of this JSONArray instance. This method may take a long time to execute if the underlying array is large.

Specified by:

toString in class JSONValue

getUnwrapper

JavaScriptObject getUnwrapper()

Description copied from class: JSONValue

Internal. Returns a JS func that can unwrap this value. Used from native code.

Specified by:

getUnwrapper in class JSONValue