com.allanbank.mongodb.client.callback

Class ReplyIntegerCallback

java.lang.Object

com.allanbank.mongodb.client.callback.AbstractValidatingReplyCallback

com.allanbank.mongodb.client.callback.AbstractReplyCallback<Integer>

com.allanbank.mongodb.client.callback.ReplyIntegerCallback

All Implemented Interfaces:

Callback<Reply>, ReplyCallback

public class ReplyIntegerCallback
extends AbstractReplyCallback<Integer>

Callback to expect and extract a single document from the reply and then extract a contained NumericElement and coerce it to a integer value.

API Warning:

This class is NOT part of the drivers API. This class may be mutated in incompatible ways between any two releases of the driver.

Copyright ©:

2012-2013, Allanbank Consulting, Inc., All Rights Reserved

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_NAME The default name for the long value to return.

Fields inherited from class com.allanbank.mongodb.client.callback.AbstractValidatingReplyCallback

ERROR_CODE_FIELD, ERROR_MESSAGE_FIELDS

Constructor Summary

Constructors

Constructor and Description
ReplyIntegerCallback(Callback<Integer> results) Create a new ReplyIntegerCallback.
ReplyIntegerCallback(String name, Callback<Integer> results) Create a new ReplyIntegerCallback.

Method Summary

Methods

Modifier and Type	Method and Description
protected MongoDbException	asError(Reply reply) Creates an exception from the Reply.
protected Integer	convert(Reply reply) Converts the Reply into the final response type.

Methods inherited from class com.allanbank.mongodb.client.callback.AbstractReplyCallback

exception, getForwardCallback, handle, isLightWeight

Methods inherited from class com.allanbank.mongodb.client.callback.AbstractValidatingReplyCallback

asError, asError, asError, asString, callback, checkForError, toInt, verify

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_NAME

public static final String DEFAULT_NAME

The default name for the long value to return.

See Also:

Constant Field Values

Constructor Detail

ReplyIntegerCallback

public ReplyIntegerCallback(Callback<Integer> results)

Create a new ReplyIntegerCallback.

Parameters:

results - The callback to notify of the 'n' value.

ReplyIntegerCallback

public ReplyIntegerCallback(String name,
                    Callback<Integer> results)

Create a new ReplyIntegerCallback.

Parameters:

name - The name of the numeric value.

results - The callback to notify of the 'n' value.

Method Detail

asError

protected MongoDbException asError(Reply reply)

Creates an exception from the Reply.

Creates an exception from the Reply if the 'n' field is missing.

Overrides:

asError in class AbstractValidatingReplyCallback

Parameters:

reply - The raw reply.

Returns:

The exception created.

convert

protected Integer convert(Reply reply)
                   throws MongoDbException

Converts the Reply into the final response type.

Overridden to return the 'n' field in the reply document.

Specified by:

convert in class AbstractReplyCallback<Integer>

Parameters:

reply - The reply to convert.

Returns:

The converted reply.

Throws:

MongoDbException - On a failure converting the reply. Generally, the AbstractValidatingReplyCallback.verify(Reply) method should be used to report errors.

See Also:

AbstractReplyCallback.convert(Reply)