For tips on how to do this see:
http://sourceforge.net/apps/mediawiki/jump-pilot/index.php?title=Extending_a_FeatureCollection_by_Adding_new_Attributes
On Wed, Jun 2, 2010 at 9:17 AM, Larry Becker <becker.la...@gmail.com> wrote:
> Hi Caroline,
>
> You seem to be making progress on your project. Your current problem is
> that when you alter a schema it only affects new features. You need to
> replace the old schema in each feature with the new one before copying
> attributes.
>
> regards,
> Larry
>
> 2010/6/2 Caroline Julliê Freitas Ribeiro <krolj...@gmail.com>
>
>> I tried to put a new attribute to a old Feature, I altered the Schema but
>> looks like the size of the array whete stay the data of the Feature is not
>> actualized.
>>
>> I got the following Stack trace:
>>
>> java.lang.ArrayIndexOutOfBoundsException: 3
>> at
>> com.vividsolutions.jump.feature.BasicFeature.getAttribute(BasicFeature.java:82)
>> at
>> com.vividsolutions.jump.workbench.ui.LayerTableModel$4.getValue(LayerTableModel.java:170)
>> at
>> com.vividsolutions.jump.workbench.ui.LayerTableModel$MyColumn.getValueAt(LayerTableModel.java:75)
>> at
>> com.vividsolutions.jump.workbench.ui.ColumnBasedTableModel.getValueAt(ColumnBasedTableModel.java:141)
>> at
>> com.vividsolutions.jump.workbench.ui.GUIUtil.chooseGoodColumnWidths(GUIUtil.java:408)
>> at
>> com.vividsolutions.jump.workbench.ui.AttributeTablePanel.initColumnWidths(AttributeTablePanel.java:415)
>> at
>> com.vividsolutions.jump.workbench.ui.AttributeTablePanel.<init>(AttributeTablePanel.java:307)
>> at
>> com.vividsolutions.jump.workbench.ui.AttributePanel.addTablePanel(AttributePanel.java:154)
>> at
>> com.vividsolutions.jump.workbench.ui.AttributePanel.layerAdded(AttributePanel.java:136)
>> at
>> com.vividsolutions.jump.workbench.ui.AttributeTab$5.layerAdded(AttributeTab.java:143)
>> at
>> com.vividsolutions.jump.workbench.ui.InfoModel.add(InfoModel.java:88)
>> at
>> com.vividsolutions.jump.workbench.ui.cursortool.FeatureInfoTool.gestureFinished(FeatureInfoTool.java:81)
>> at
>> com.vividsolutions.jump.workbench.ui.cursortool.AbstractCursorTool.fireGestureFinished(AbstractCursorTool.java:446)
>> at
>> com.vividsolutions.jump.workbench.ui.cursortool.SpecifyFeaturesTool.mouseClicked(SpecifyFeaturesTool.java:95)
>> at
>> com.vividsolutions.jump.workbench.ui.cursortool.LeftClickFilter.mouseClicked(LeftClickFilter.java:81)
>> at
>> com.vividsolutions.jump.workbench.ui.cursortool.DelegatingTool.mouseClicked(DelegatingTool.java:97)
>> at
>> java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:253)
>> at java.awt.Component.processMouseEvent(Component.java:6266)
>> at javax.swing.JComponent.processMouseEvent(JComponent.java:3255)
>> at java.awt.Component.processEvent(Component.java:6028)
>> at java.awt.Container.processEvent(Container.java:2041)
>> at java.awt.Component.dispatchEventImpl(Component.java:4630)
>> at java.awt.Container.dispatchEventImpl(Container.java:2099)
>> at java.awt.Component.dispatchEvent(Component.java:4460)
>> at
>> java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574)
>> at
>> java.awt.LightweightDispatcher.processMouseEvent(Container.java:4247)
>> at
>> java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168)
>> at java.awt.Container.dispatchEventImpl(Container.java:2085)
>> at java.awt.Window.dispatchEventImpl(Window.java:2475)
>> at java.awt.Component.dispatchEvent(Component.java:4460)
>> at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
>> at
>> java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
>> at
>> java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
>> at
>> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
>> at
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
>> at
>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
>> at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
>>
>> This is the code where I got the problem:
>>
>> Layer l = (Layer)cboLayers.getSelectedItem();
>> FeatureCollectionWrapper col = l.getFeatureCollectionWrapper();
>> FeatureSchema schema = col.getFeatureSchema();
>> instalEsquema(schema,rs);
>> List lista =col.getFeatures();
>> while (rs.next()){
>> for(Object o: lista){
>> Feature f = (Feature) o;
>> Feature fNew;
>> String att =
>> f.getAttribute(cboAtributos.getSelectedItem().toString()).toString();
>> if (att.equals(rs.getString(txtCampo.getText()))){
>> for(int i
>> =nroAtributosAntes;i<schema.getAttributeCount();i++){
>> f.setAttribute(i,
>> rs.getString(schema.getAttributeName(i))); //Here is the problem
>> }
>> }
>> }
>> }
>>
>> private void instalEsquema(FeatureSchema schema, ResultSet rs) throws
>> SQLException {
>> //Here everything works fine....
>> nroAtributosAntes = schema.getAttributeCount();
>> ResultSetMetaData meta = rs.getMetaData();
>> for(int i =1;i<=meta.getColumnCount();i++){
>> schema.addAttribute(meta.getColumnLabel(i),
>> AttributeType.STRING);
>> }
>> }
>>
>>
>> Thanks
>>
>> --
>> Caroline Julliê de Freitas Ribeiro
>> Graduando em Análise e Desenvolvimento de Sistemas
>>
>> Instituto Federal Minas Gerais - IFMG
>> Campus Bambuí
>>
>>
>> ------------------------------------------------------------------------------
>>
>>
>> _______________________________________________
>> Jump-pilot-devel mailing list
>> Jump-pilot-devel@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel
>>
>>
>
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