Class Updates

java.lang.Object

com.codename1.backend.mongo.Updates

public final class Updates
extends Object

Builds update documents; combine(Map...) merges several into one.

Updates.combine(Updates.set("name", "Ada"), Updates.inc("visits", 1))

Method Summary

Modifier and Type	Method	Description
static Map	addToSet(String field, Object value)	Adds value to the array in field unless it is already there.
static Map	combine(Map... updates)	One update with the operators of all of these.
static Map	inc(String field, Number amount)	Adds amount to field.
static Map	pull(String field, Object value)	Removes every element equal to value from the array in field.
static Map	push(String field, Object value)	Appends value to the array in field.
static Map	set(String field, Object value)	Sets field to value.
static Map	unset(String field)	Removes field.

Methods inherited from class Object

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

Method Details

set

public static Map set(String field,
 Object value)

Sets field to value.

unset

public static Map unset(String field)

Removes field.

inc

public static Map inc(String field,
 Number amount)

Adds amount to field.

push

public static Map push(String field,
 Object value)

Appends value to the array in field.

addToSet

public static Map addToSet(String field,
 Object value)

Adds value to the array in field unless it is already there.

pull

public static Map pull(String field,
 Object value)

Removes every element equal to value from the array in field.

combine

public static Map combine(Map... updates)

One update with the operators of all of these.