Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package org.apache.openaz.xacml.admin.view.fields; import java.util.Collection; import org.apache.openaz.xacml.admin.XacmlAdminUI; import org.apache.openaz.xacml.admin.jpa.Obadvice; import org.apache.openaz.xacml.admin.view.components.OaExpressionsEditorComponent; import com.vaadin.addon.jpacontainer.EntityItem; import com.vaadin.ui.Component; import com.vaadin.ui.CustomField; import com.vaadin.ui.UI; public class OaExpressionsField extends CustomField<Object> { private static final long serialVersionUID = 1L; private final EntityItem<Obadvice> obad; public OaExpressionsField(EntityItem<Obadvice> obad) { this.obad = obad; } @Override protected Component initContent() { return new OaExpressionsEditorComponent(this.obad, ((XacmlAdminUI) UI.getCurrent()).getObadviceExpressions()); } @Override public Class<? extends Object> getType() { return Collection.class; } }