[jira] Commented: (XAP-545) Widgets: Table: Removing rows from tables leaks memory

["Trevor Oldak (JIRA)" <xa...@incubator.apache.org>]

    [ https://issues.apache.org/jira/browse/XAP-545?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12548759 ] 

Trevor Oldak commented on XAP-545:
----------------------------------

Same is true with treeTable, tree.

> Widgets: Table: Removing rows from tables leaks memory
> ------------------------------------------------------
>
>                 Key: XAP-545
>                 URL: https://issues.apache.org/jira/browse/XAP-545
>             Project: XAP
>          Issue Type: Bug
>          Components: Widgets: Table/Tree/TreeTable
>            Reporter: Trevor Oldak
>
> Run the following xal
> <xal xmlns="http://openxal.org/ui" xmlns:xal="http://openxal.org/ui">
> 	
> 	<macro:macro id="addMultiRow" xmlns:macro="http://openxal.org/core/macro">
> 		<xm:modifications xmlns:xm="http://openxal.org/core/xmodify">
> 			<xm:append select="//table">
> 				<row>
> 					<cell text="New Cell 1"/>
> 					<cell text="New Cell 2"/>
> 					<cell text="New Cell 3"/>
> 				</row>
> 				<row>
> 					<cell text="New Cell 4"/>
> 					<cell text="New Cell 5"/>
> 					<cell text="New Cell 6"/>
> 				</row>
> 			</xm:append>
> 		</xm:modifications>
> 	</macro:macro>
> 	<macro:macro id="removeRows" xmlns:macro="http://openxal.org/core/macro">
> 		<xm:modifications xmlns:xm="http://openxal.org/core/xmodify">
> 			<xm:remove-element select="//row"/>
> 		</xm:modifications>
> 	</macro:macro>
> 				<freePane width="500px" height="300px" id="testComponentFreePane">
> 					<table x="100px" y="0px">
> 						<column>
> 							<header text="r:Column 1"/>
> 						</column>
> 						<column  horizontalAlignment="right" width="80px">
> 							<header text="c:Column 2"/>
> 						</column>
> 						<column id="column3">
> 							<header text="d:Column 3"/>
> 						</column>			
> 						<row>
> 							<cell text="x"/>
> 							<cell text="y"/>
> 							<cell text="z"/>
> 						</row>
> 						<row>
> 							<cell text="aaaaaaaaaaaaaaaaaa"/>
> 							<cell text="c:bbbbbb" horizontalAlignment="center" />
> 							<cell text="ccccc"/>
> 						</row>
> 					</table>
> 					<button text="add" onCommand="macro:addMultiRow.execute()" x="0px" y="0px"/>
> 				    <button text="remove" onCommand="macro:removeRows.execute()" x="0px" y="30px"/>
> 				</freePane>
> </xal>
> Click 'remove' to remove rows from the table, 'add' to add rows. One would expect that each addition/removal cycle would leave the table with the same number of nodes in use. However, removal doesn't just not free up nodes, but it uses two more nodes each time it is run.

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