net.sf.marineapi.provider
Class HeadingProvider

java.lang.Object
  net.sf.marineapi.provider.AbstractProvider<HeadingEvent>
      net.sf.marineapi.provider.HeadingProvider

All Implemented Interfaces:

EventListener, SentenceListener

public class HeadingProvider
extends AbstractProvider<HeadingEvent>

Heading provider reports the vessel's current heading. Data is captured from HDT, HDM or HDG sentences.

Author:

Kimmo Tuukkanen

See Also:

HeadingEvent, HeadingListener

Constructor Summary

HeadingProvider(SentenceReader reader)
Creates a new intance of HeadingProvider.

Method Summary

protected HeadingEvent	createProviderEvent() Creates a ProviderEvent of type T.
protected boolean	isReady() Tells if provider has captured the required sentences for creating new ProviderEvent.
protected boolean	isValid() Tells if the captured sentence events contain valid data to be dispatched to ProviderListeners.

Methods inherited from class net.sf.marineapi.provider.AbstractProvider

addListener, getSentences, hasAll, hasOne, readingPaused, readingStarted, readingStopped, removeListener, sentenceRead

Methods inherited from class java.lang.Object

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

Constructor Detail

HeadingProvider

public HeadingProvider(SentenceReader reader)

Creates a new intance of HeadingProvider.

Parameters:

reader - Reader for capturing heading sentences.

Method Detail

createProviderEvent

protected HeadingEvent createProviderEvent()

Description copied from class: AbstractProvider

Creates a ProviderEvent of type T.

Specified by:

createProviderEvent in class AbstractProvider<HeadingEvent>

Returns:

Created event, or null if failed.

isReady

protected boolean isReady()

Description copied from class: AbstractProvider

Tells if provider has captured the required sentences for creating new ProviderEvent.

Specified by:

isReady in class AbstractProvider<HeadingEvent>

Returns:

true if ready to create ProviderEvent, otherwise false.

isValid

protected boolean isValid()

Description copied from class: AbstractProvider

Tells if the captured sentence events contain valid data to be dispatched to ProviderListeners.

Specified by:

isValid in class AbstractProvider<HeadingEvent>

Returns:

true if valid, otherwise false.