Bug 82326 [Dialogs] ClassCastException creating folder
Build: I20050104 1) Create a simple project called "a" 2) Create a simple file in the project called "b" 3) Open the "New Folder" wizard 4) For the parent name, enter "a/b" 5) For the folder name, enter "c" 6) Click finish. ClassCastException: java.lang.ClassCastException: org/eclipse/core/internal/resources/File incompatible with org/eclipse/core/resources/IContainer at org.eclipse.ui.dialogs.ContainerGenerator$1.run(ContainerGenerator.java:169) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1688) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1708) at org.eclipse.ui.dialogs.ContainerGenerator.generateContainer(ContainerGenerator.java:158) at org.eclipse.ui.dialogs.WizardNewFolderMainPage$3.execute(WizardNewFolderMainPage.java:292) at org.eclipse.ui.actions.WorkspaceModifyOperation$1.run(WorkspaceModifyOperation.java:98) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:1688) at org.eclipse.ui.actions.WorkspaceModifyOperation.run(WorkspaceModifyOperation.java:110) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:111)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/ResourceAndContainerGroup.java
private boolean showClosedProjects = true;
    
    private String problemMessage = "";
    private int problemType = PROBLEM_NONE;
    
    private ContainerSelectionGroup containerGroup;
    private Text resourceNameField;
    
    private static final int SIZING_TEXT_FIELD_WIDTH = 250;
    /**
     * Create an instance of the group to allow the user
     * to enter/select a container and specify a resource
     * name.
     *
     * @param parent composite widget to parent the group
     * @param client object interested in changes to the group's fields value
     * @param resourceFieldLabel label to use in front of the resource name field
     * @param resourceType one word, in lowercase, to describe the resource to the user (file, folder, project)
     */
    public ResourceAndContainerGroup(Composite parent, Listener client,
            String resourceFieldLabel, String resourceType) {
        this(parent, client, resourceFieldLabel, resourceType, true);
    }
    /**
     * Create an instance of the group to allow the user
     * to enter/select a container and specify a resource
     * name.
     *
     * @param parent composite widget to parent the group
     * @param client object interested in changes to the group's fields value