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homebeaver / SwingSet

try to complete SwingSet3 org.swinglabs.swingx jars 1.6.6 for java 8 and openjdk 17 (Temurin)
GNU Lesser General Public License v2.1
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JXTree renderer #54

Open homebeaver opened 1 year ago

homebeaver commented 1 year ago

Weil in StringValue sv = (Object value) -> { ... auf value==null nicht abgefangen wurde, bekomme ich diesen Tracelog:

java.lang.NullPointerException: Cannot invoke "Object.getClass()" because "value" is null
    at io.homebeaver.gossip.TreeMaintenancePanel$1.lambda$0(TreeMaintenancePanel.java:138)
    at org.jdesktop.swingx.renderer.ComponentProvider.getValueAsString(ComponentProvider.java:287)
    at org.jdesktop.swingx.renderer.LabelProvider.format(LabelProvider.java:116)
    at org.jdesktop.swingx.renderer.ComponentProvider.configureContent(ComponentProvider.java:332)
    at org.jdesktop.swingx.renderer.ComponentProvider.getRendererComponent(ComponentProvider.java:182)
    at org.jdesktop.swingx.renderer.WrappingProvider.getRendererComponent(WrappingProvider.java:285)
    at org.jdesktop.swingx.renderer.WrappingProvider.getRendererComponent(WrappingProvider.java:48)
    at org.jdesktop.swingx.renderer.DefaultTreeRenderer.getTreeCellRendererComponent(DefaultTreeRenderer.java:138)
    at org.jdesktop.swingx.JXTree$DelegatingRenderer.getTreeCellRendererComponent(JXTree.java:1403)
    at io.homebeaver.gossip.TreeMaintenancePanel$1$1.getTreeCellRendererComponent(TreeMaintenancePanel.java:155)
    at java.desktop/javax.swing.plaf.basic.BasicTreeUI$NodeDimensionsHandler.getNodeDimensions(BasicTreeUI.java:3223)
    at java.desktop/javax.swing.tree.AbstractLayoutCache.getNodeDimensions(AbstractLayoutCache.java:497)
    at java.desktop/javax.swing.tree.VariableHeightLayoutCache$TreeStateNode.updatePreferredSize(VariableHeightLayoutCache.java:1344)
    at java.desktop/javax.swing.tree.VariableHeightLayoutCache.rebuild(VariableHeightLayoutCache.java:723)
    at java.desktop/javax.swing.tree.VariableHeightLayoutCache.treeStructureChanged(VariableHeightLayoutCache.java:629)
    at java.desktop/javax.swing.plaf.basic.BasicTreeUI$Handler.treeStructureChanged(BasicTreeUI.java:4407)
    at java.desktop/javax.swing.tree.DefaultTreeModel.fireTreeStructureChanged(DefaultTreeModel.java:616)
    at java.desktop/javax.swing.tree.DefaultTreeModel.nodeStructureChanged(DefaultTreeModel.java:400)
    at java.desktop/javax.swing.tree.DefaultTreeModel.setRoot(DefaultTreeModel.java:150)