org.tango.server.dynamic.attribute

Class GroupAttribute

java.lang.Object

org.tango.server.dynamic.attribute.GroupAttribute

All Implemented Interfaces:

IAttributeBehavior

public class GroupAttribute
extends Object
implements IAttributeBehavior

Write on a group of attributes, read average for scalar attributes. All attributes must be numbers or boolean (but not string) and of the same format. Write is possible only if at least one attribute is writable.NB1:for spectrum and images, if not all same dimensions, some zeros will be added. NB2: read value for images may be not relevant if not all attributes have the same dimensions.

Author:

ABEILLE

Constructor Summary

Constructors

Constructor and Description
GroupAttribute(String groupAttributeName, boolean isExternalRead, String... attributeNames)

Method Summary

Modifier and Type	Method and Description
AttributeConfiguration	getConfiguration()
StateMachineBehavior	getStateMachine()
AttributeValue	getValue() Read attribute
void	setReadValue(fr.esrf.TangoApi.DeviceAttribute[] readValues)
void	setValue(AttributeValue value) Write attribute

Methods inherited from class java.lang.Object

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

Constructor Detail

GroupAttribute

public GroupAttribute(String groupAttributeName,
                      boolean isExternalRead,
                      String... attributeNames)
               throws fr.esrf.Tango.DevFailed

Parameters:

groupAttributeName - the name of this attribute

isExternalRead - if true, the value has to be set with setReadValue(DeviceAttribute[])

attributeNames - the attributes in the group

Throws:

fr.esrf.Tango.DevFailed

Method Detail

getConfiguration

public AttributeConfiguration getConfiguration()
                                        throws fr.esrf.Tango.DevFailed

Specified by:

getConfiguration in interface IAttributeBehavior

Returns:

attribute configuration

Throws:

fr.esrf.Tango.DevFailed

setReadValue

public void setReadValue(fr.esrf.TangoApi.DeviceAttribute[] readValues)

getValue

public AttributeValue getValue()
                        throws fr.esrf.Tango.DevFailed

Description copied from interface: IAttributeBehavior

Read attribute

Specified by:

getValue in interface IAttributeBehavior

Returns:

the read value

Throws:

fr.esrf.Tango.DevFailed

setValue

public void setValue(AttributeValue value)
              throws fr.esrf.Tango.DevFailed

Description copied from interface: IAttributeBehavior

Write attribute

Specified by:

setValue in interface IAttributeBehavior

Throws:

fr.esrf.Tango.DevFailed

getStateMachine

public StateMachineBehavior getStateMachine()
                                     throws fr.esrf.Tango.DevFailed

Specified by:

getStateMachine in interface IAttributeBehavior

Returns:

The state machine of this attribute

Throws:

fr.esrf.Tango.DevFailed