Core Editor: Implement viewer for data sources

modules/decima-ui/src/main/java/com/shade/decima/ui/data/viewer/binary/DataSourceViewer.java

@@ -0,0 +1,89 @@
+package com.shade.decima.ui.data.viewer.binary;
+
+import com.shade.decima.model.app.Project;
+import com.shade.decima.model.rtti.RTTICoreFile;
+import com.shade.decima.model.rtti.RTTIType;
+import com.shade.decima.model.rtti.objects.RTTIObject;
+import com.shade.decima.model.rtti.path.RTTIPath;
+import com.shade.decima.model.rtti.types.java.HwDataSource;
+import com.shade.decima.ui.data.ValueController;
+import com.shade.decima.ui.data.ValueViewer;
+import com.shade.decima.ui.data.registry.ValueHandlerRegistration.Selector;
+import com.shade.decima.ui.data.registry.ValueHandlerRegistration.Type;
+import com.shade.decima.ui.data.registry.ValueViewerRegistration;
+import com.shade.platform.ui.editors.Editor;
+import com.shade.util.NotNull;
+import com.shade.util.Nullable;
+
+import javax.swing.*;
+import java.io.IOException;
+import java.io.UncheckedIOException;
+
+@ValueViewerRegistration({
+    @Selector(type = @Type(type = HwDataSource.class))
+})
+public class DataSourceViewer implements ValueViewer {
+    @NotNull
+    @Override
+    public JComponent createComponent() {
+        return new BinaryViewerPanel();
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public void refresh(@NotNull JComponent component, @NotNull ValueController<?> controller) {
+        final var panel = (BinaryViewerPanel) component;
+        panel.setController(new ProxyValueController((ValueController<RTTIObject>) controller));
+    }
+
+    private record ProxyValueController(@NotNull ValueController<RTTIObject> controller) implements ValueController<byte[]> {
+        @NotNull
+        @Override
+        public RTTIType<byte[]> getValueType() {
+            throw new UnsupportedOperationException();
+        }
+
+        @Nullable
+        @Override
+        public RTTIPath getValuePath() {
+            throw new UnsupportedOperationException();
+        }
+
+        @NotNull
+        @Override
+        public String getValueLabel() {
+            return controller.getValueLabel();
+        }
+
+        @NotNull
+        @Override
+        public Editor getEditor() {
+            return controller.getEditor();
+        }
+
+        @NotNull
+        @Override
+        public Project getProject() {
+            return controller.getProject();
+        }
+
+        @NotNull
+        @Override
+        public RTTICoreFile getCoreFile() {
+            return controller.getCoreFile();
+        }
+
+        @NotNull
+        @Override
+        public byte[] getValue() {
+            final Project project = controller.getProject();
+            final HwDataSource dataSource = controller.getValue().cast();
+
+            try {
+                return dataSource.getData(project.getPackfileManager());
+            } catch (IOException e) {
+                throw new UncheckedIOException(e);
+            }
+        }
+    }
+}