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Java.SetObjectField

Sets a field on an object.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
Java 6.5 Yes Yes Yes Yes No

MBS( "Java.SetObjectField"; JObject; FieldName; Signature; Value )

Parameters

Parameter Description Example value
JObject The java object reference number. $j
FieldName The name of the field. "test"
Signature The java signature of the field.
This describes the data type of the field.
"I"
Value The value to use for the field. 123

Result

Returns OK or error.

Description

Sets a field on an object.
Data type is automatically detected by plugin from signature.

Java is only available if you call Java.Initialize before to load the java runtime.
Supported data types include: void, int, long, boolean, string, double, float, char, byte, object, byte array (for container), char array (using FileMaker text).

Examples

Test object field:

Set Variable [$j; Value:MBS( "Java.NewClassObject"; "test"; "<init>"; "()V")]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "value"; "I"; 2345)]
Set Variable [$r; Value:MBS( "Java.GetObjectField"; $j; "value"; "I")]
Show Custom Dialog ["value"; $r]
Set Variable [$r; Value:MBS( "Java.Release"; $j)]

Sets various fields:

Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_boolean"; "Z"; 1)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_byte"; "B"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_byteArray"; "[B"; Java Test::TestContainer)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_char"; "C"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_charArray"; "[C"; "123")]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_double"; "D"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_float"; "F"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_int"; "I"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_long"; "J"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_short"; "S"; 123)]
Set Variable [$r; Value:MBS( "Java.SetObjectField"; $j; "property_string"; "Ljava/lang/String;"; "123")]

See also

Example Databases


Java.SetContainerFileName   -   Java.SetStaticField

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Links
MBS Xojo tutorial videos