private void initController()

in modeler/cayenne-modeler/src/main/java/org/apache/cayenne/modeler/editor/ObjEntityTab.java [201:311]
84 lines of code
18 McCabe index (conditional complexity)

    private void initController() {
        // initialize events processing and tracking of UI updates...

        mediator.addObjEntityDisplayListener(this);

        dbEntityCombo.addActionListener(e -> {
            // Change DbEntity for current ObjEntity
            ObjEntity entity = mediator.getCurrentObjEntity();
            DbEntity dbEntity = (DbEntity) dbEntityCombo.getSelectedItem();


            if (dbEntity != entity.getDbEntity()) {
                entity.setDbEntity(dbEntity);
                mediator.fireObjEntityEvent(new EntityEvent(ObjEntityTab.this, entity));
            }
        });

        superEntityCombo.addActionListener(e -> {
            // Change super-entity
            ObjEntity superEntity = (ObjEntity) superEntityCombo.getSelectedItem();
            String name = (superEntity == null || superEntity == NO_INHERITANCE)
                    ? null
                    : superEntity.getName();

            ObjEntity entity = mediator.getCurrentObjEntity();

            if (!Util.nullSafeEquals(name, entity.getSuperEntityName())) {
                List<ObjAttribute> duplicateAttributes = null;
                if (name != null) {
                    duplicateAttributes = getDuplicatedAttributes(superEntity);
                }

                if (duplicateAttributes != null && duplicateAttributes.size() > 0) {
                    DuplicatedAttributesDialog.showDialog(
                            Application.getFrame(), duplicateAttributes, superEntity, entity);
                    if (DuplicatedAttributesDialog.getResult().equals(DuplicatedAttributesDialog.CANCEL_RESULT)) {
                        superEntityCombo.setSelectedItem(entity.getSuperEntity());
                        superClassName.setText(entity.getSuperClassName());
                        return;
                    }
                }
                entity.setSuperEntityName(name);

                // drop not valid dbAttributePath
                if (name == null) {
                    for (ObjAttribute objAttribute : entity.getAttributes()) {
                        if (objAttribute.getDbAttribute() == null) {
                            objAttribute.setDbAttributePath((String)null);
                        }
                    }
                }

                if (name == null) {
                    dbEntityCombo.setEnabled(true);
                } else {
                    dbEntityCombo.setEnabled(false);
                    dbEntityCombo.getModel().setSelectedItem(null);
                }

                // if a super-entity selected, disable table selection
                // and also update parent DbEntity selection...
                toggleEnabled(name == null);
                dbEntityCombo.getModel().setSelectedItem(entity.getDbEntity());
                superClassName.setText(entity.getSuperClassName());

                // fire both EntityEvent and EntityDisplayEvent;
                // the later is to update attribute and relationship display

                DataChannelDescriptor domain = (DataChannelDescriptor) mediator.getProject().getRootNode();
                DataMap map = mediator.getCurrentDataMap();

                mediator.fireObjEntityEvent(new EntityEvent(this, entity));
                mediator.fireObjEntityDisplayEvent(new EntityDisplayEvent(this, entity, map, domain));
            }
        });

        tableLabel.addActionListener(e -> {
            // Jump to DbEntity of the current ObjEntity
            DbEntity entity = mediator.getCurrentObjEntity().getDbEntity();
            if (entity != null) {
                DataChannelDescriptor dom = (DataChannelDescriptor) mediator.getProject().getRootNode();
                mediator.fireDbEntityDisplayEvent(new EntityDisplayEvent(this, entity, entity.getDataMap(), dom));
            }
        });

        readOnly.addItemListener(e -> {
            ObjEntity entity = mediator.getCurrentObjEntity();
            if (entity != null) {
                entity.setReadOnly(readOnly.isSelected());
                mediator.fireObjEntityEvent(new EntityEvent(this, entity));
            }
        });

        optimisticLocking.addItemListener(e -> {
            ObjEntity entity = mediator.getCurrentObjEntity();
            if (entity != null) {
                entity.setDeclaredLockType(optimisticLocking.isSelected()
                        ? ObjEntity.LOCK_TYPE_OPTIMISTIC
                        : ObjEntity.LOCK_TYPE_NONE);
                mediator.fireObjEntityEvent(new EntityEvent(this, entity));
            }
        });

        isAbstract.addItemListener(e -> {
            ObjEntity entity = mediator.getCurrentObjEntity();
            if (entity != null) {
                entity.setAbstract(isAbstract.isSelected());
                mediator.fireObjEntityEvent(new EntityEvent(this, entity));
            }
        });
    }