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19 package org.apache.syncope.client.console.panels;
20
21 import java.lang.reflect.Constructor;
22 import java.util.ArrayList;
23 import java.util.List;
24 import org.apache.syncope.client.console.widgets.BaseExtWidget;
25 import org.apache.syncope.client.ui.commons.annotations.ExtWidget;
26 import org.apache.wicket.AttributeModifier;
27 import org.apache.wicket.PageReference;
28 import org.apache.wicket.markup.html.WebMarkupContainer;
29 import org.apache.wicket.markup.html.list.ListItem;
30 import org.apache.wicket.markup.html.list.ListView;
31 import org.apache.wicket.markup.html.panel.Panel;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
34 import org.springframework.util.ClassUtils;
35
36 public class DashboardExtensionsPanel extends Panel {
37
38 private static final long serialVersionUID = 6381578992589664490L;
39
40 protected static final Logger LOG = LoggerFactory.getLogger(DashboardExtensionsPanel.class);
41
42 public DashboardExtensionsPanel(
43 final String id, final List<Class<? extends BaseExtWidget>> extWidgetClasses, final PageReference pageRef) {
44
45 super(id);
46
47 List<BaseExtWidget> instances = new ArrayList<>();
48
49 extWidgetClasses.forEach(clazz -> {
50 Constructor<? extends BaseExtWidget> constructor =
51 ClassUtils.getConstructorIfAvailable(clazz, String.class, PageReference.class);
52 if (constructor == null) {
53 LOG.error("Could not find required construtor in {}, ignoring", clazz);
54 } else {
55 try {
56 instances.add(constructor.newInstance("widget", pageRef));
57 } catch (Exception e) {
58 LOG.error("While creating instance of {}", clazz, e);
59 }
60 }
61 });
62
63 ListView<BaseExtWidget> widgets = new ListView<>("widgets", instances) {
64
65 private static final long serialVersionUID = 4949588177564901031L;
66
67 @Override
68 protected void populateItem(final ListItem<BaseExtWidget> item) {
69 WebMarkupContainer widgetContainer = new WebMarkupContainer("widgetContainer");
70 widgetContainer.setOutputMarkupId(true);
71 ExtWidget ann = item.getModelObject().getClass().getAnnotation(ExtWidget.class);
72 if (ann != null) {
73 widgetContainer.add(new AttributeModifier("class", ann.cssClass()));
74 }
75 item.add(widgetContainer);
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77 item.getModelObject().setOutputMarkupId(true);
78 widgetContainer.add(item.getModelObject());
79 }
80 };
81 add(widgets);
82 }
83 }