com.serotonin.mango.rt.dataSource.http

Class HttpImageDataSourceRT

java.lang.Object

com.serotonin.mango.rt.dataSource.DataSourceRT

com.serotonin.mango.rt.dataSource.PollingDataSource

com.serotonin.mango.rt.dataSource.http.HttpImageDataSourceRT

All Implemented Interfaces:

TimeoutClient, com.serotonin.util.ILifecycle

public class HttpImageDataSourceRT
extends PollingDataSource

Author:

Matthew Lohbihler

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) class	HttpImageDataSourceRT.ImageRetriever
(package private) class	HttpImageDataSourceRT.ImageRetrieverMonitor

Field Summary

Fields

Modifier and Type	Field and Description
static int	DATA_RETRIEVAL_FAILURE_EVENT
static int	FILE_SAVE_EXCEPTION_EVENT
(package private) static org.apache.commons.logging.Log	LOG

Fields inherited from class com.serotonin.mango.rt.dataSource.PollingDataSource

dataPoints, pointListChanged

Fields inherited from class com.serotonin.mango.rt.dataSource.DataSourceRT

addedChangedPoints, ATTR_DISCONNECTED_KEY, ATTR_UNRELIABLE_KEY, pointListChangeLock, removedPoints

Constructor Summary

Constructors

Constructor and Description
HttpImageDataSourceRT(HttpImageDataSourceVO vo)

Method Summary

Modifier and Type	Method and Description
protected void	doPoll(long time)
static byte[]	getData(java.lang.String url, int timeoutSeconds, int retries, int readLimitKb)
void	setPointValue(DataPointRT dataPoint, PointValueTime valueTime, SetPointSource source)

Methods inherited from class com.serotonin.mango.rt.dataSource.PollingDataSource

beginPolling, joinTermination, scheduleTimeout, setPollingPeriod, terminate, updateChangedPoints

Methods inherited from class com.serotonin.mango.rt.dataSource.DataSourceRT

addDataPoint, forcePointRead, getExceptionMessage, getId, getName, getPersistentData, getSerialExceptionMessage, initialize, raiseEvent, relinquish, removeDataPoint, returnToNormal, setPersistentData

Methods inherited from class java.lang.Object

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

Field Detail

LOG

static final org.apache.commons.logging.Log LOG

DATA_RETRIEVAL_FAILURE_EVENT

public static final int DATA_RETRIEVAL_FAILURE_EVENT

See Also:

Constant Field Values

FILE_SAVE_EXCEPTION_EVENT

public static final int FILE_SAVE_EXCEPTION_EVENT

See Also:

Constant Field Values

Constructor Detail

HttpImageDataSourceRT

public HttpImageDataSourceRT(HttpImageDataSourceVO vo)

Method Detail

setPointValue

public void setPointValue(DataPointRT dataPoint,
                          PointValueTime valueTime,
                          SetPointSource source)

Specified by:

setPointValue in class DataSourceRT

doPoll

protected void doPoll(long time)

Specified by:

doPoll in class PollingDataSource

getData

public static byte[] getData(java.lang.String url,
                             int timeoutSeconds,
                             int retries,
                             int readLimitKb)
                      throws com.serotonin.web.i18n.LocalizableException

Throws:

com.serotonin.web.i18n.LocalizableException