Make DesignerPackageBinding compatible with JDT 2025-12

[ptziegler]

A new 'findTypeBinding(String)' method was added to IPackageBinding: eclipse-jdt/eclipse.jdt.core@4888077

[github-actions]

Test Results

 2 713 files  + 1 353   2 713 suites  +1 353   9h 53m 54s ⏱️ + 4h 54m 20s
 7 002 tests ±     0   6 943 ✅  -      1   58 💤 ±  0  1 ❌ +1 
27 972 runs  +13 968  27 739 ✅ +13 851  232 💤 +116  1 ❌ +1 

For more details on these failures, see this check.

Results for commit 47c1fd7. ± Comparison against base commit 846c2f4.

[ptziegler]

The "Existing JButton" JButton comes from test_CREATE_appendToRow_4x2(), which was executed immediately before the failing one. Meaning: The previous test wasn't fully cleaned up. See #1282

@github-actions github-actions / Test Results

1 out of 4 runs failed: test_PASTE_virtual_4x2 (WindowBuilderTests SwingTests ModelTests LayoutTests FormLayoutTests FormLayoutGefTest)

artifacts/test-results-windows-latest-java24-master/org.eclipse.wb.tests/target/surefire-reports/TEST-org.eclipse.wb.tests.designer.swing.model.layout.FormLayout.FormLayoutGefTest.xml [took 0s]

expected: <package test;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import com.jgoodies.forms.layout.*;
import com.jgoodies.forms.factories.*;
public class Test extends JPanel {
 public Test() {
  setLayout(new FormLayout(new ColumnSpec[] {
    FormSpecs.RELATED_GAP_COLSPEC,
    FormSpecs.DEFAULT_COLSPEC,
    FormSpecs.RELATED_GAP_COLSPEC,
    FormSpecs.DEFAULT_COLSPEC,},
   new RowSpec[] {
    FormSpecs.RELATED_GAP_ROWSPEC,
    FormSpecs.DEFAULT_ROWSPEC,}));
  {
   JButton existing = new JButton("My JButton");
   add(existing, "2, 2");
  }
  {
   JButton existing = new JButton("My JButton");
   add(existing, "4, 2");
  }
 }
}
> but was: <package test;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import com.jgoodies.forms.layout.*;
import com.jgoodies.forms.factories.*;
public class Test extends JPanel {
 public Test() {
  setLayout(new FormLayout(new ColumnSpec[] {
    FormSpecs.RELATED_GAP_COLSPEC,
    FormSpecs.DEFAULT_COLSPEC,
    FormSpecs.RELATED_GAP_COLSPEC,
    FormSpecs.DEFAULT_COLSPEC,},
   new RowSpec[] {
    FormSpecs.RELATED_GAP_ROWSPEC,
    FormSpecs.DEFAULT_ROWSPEC,}));
  {
   JButton existing = new JButton("Existing JButton");
   add(existing, "2, 2");
  }
  {
   JButton existing = new JButton("Existing JButton");
   add(existing, "4, 2");
  }
 }
}

[ptziegler]

Merging, as the master is broken without this.