| /***************************************************************** |
| * 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.cayenne.configuration; |
| |
| import org.apache.cayenne.map.DataMap; |
| import org.apache.cayenne.resource.Resource; |
| import org.apache.cayenne.util.XMLEncoder; |
| import org.apache.cayenne.util.XMLSerializable; |
| |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * A descriptor of a DataChannel normally loaded from XML configuration. |
| * |
| * @since 3.1 |
| */ |
| public class DataChannelDescriptor implements ConfigurationNode, Serializable, XMLSerializable { |
| |
| private static final long serialVersionUID = 6567527544207035602L; |
| |
| protected String name; |
| protected Map<String, String> properties; |
| protected Collection<DataMap> dataMaps; |
| protected Collection<DataNodeDescriptor> nodeDescriptors; |
| protected transient Resource configurationSource; |
| protected String defaultNodeName; |
| |
| public DataChannelDescriptor() { |
| properties = new HashMap<>(); |
| dataMaps = new ArrayList<>(5); |
| nodeDescriptors = new ArrayList<>(3); |
| } |
| |
| public void encodeAsXML(XMLEncoder encoder) { |
| |
| encoder.print("<domain"); |
| encoder.printProjectVersion(); |
| encoder.println(">"); |
| |
| encoder.indent(1); |
| boolean breakNeeded = false; |
| |
| if (!properties.isEmpty()) { |
| breakNeeded = true; |
| |
| List<String> keys = new ArrayList<>(properties.keySet()); |
| Collections.sort(keys); |
| |
| for (String key : keys) { |
| encoder.printProperty(key, properties.get(key)); |
| } |
| } |
| |
| if (!dataMaps.isEmpty()) { |
| if (breakNeeded) { |
| encoder.println(); |
| } else { |
| breakNeeded = true; |
| } |
| |
| List<DataMap> maps = new ArrayList<>(this.dataMaps); |
| Collections.sort(maps); |
| |
| for (DataMap dataMap : maps) { |
| |
| encoder.print("<map"); |
| encoder.printAttribute("name", dataMap.getName().trim()); |
| encoder.println("/>"); |
| } |
| } |
| |
| if (!nodeDescriptors.isEmpty()) { |
| if (breakNeeded) { |
| encoder.println(); |
| } else { |
| breakNeeded = true; |
| } |
| |
| List<DataNodeDescriptor> nodes = new ArrayList<>(nodeDescriptors); |
| Collections.sort(nodes); |
| encoder.print(nodes); |
| } |
| |
| encoder.indent(-1); |
| encoder.println("</domain>"); |
| } |
| |
| public <T> T acceptVisitor(ConfigurationNodeVisitor<T> visitor) { |
| return visitor.visitDataChannelDescriptor(this); |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| public Map<String, String> getProperties() { |
| return properties; |
| } |
| |
| public Collection<DataMap> getDataMaps() { |
| return dataMaps; |
| } |
| |
| public DataMap getDataMap(String name) { |
| for (DataMap map : dataMaps) { |
| if (name.equals(map.getName())) { |
| return map; |
| } |
| } |
| return null; |
| } |
| |
| public Collection<DataNodeDescriptor> getNodeDescriptors() { |
| return nodeDescriptors; |
| } |
| |
| public DataNodeDescriptor getNodeDescriptor(String name) { |
| for (DataNodeDescriptor node : nodeDescriptors) { |
| if (name.equals(node.getName())) { |
| return node; |
| } |
| } |
| |
| return null; |
| } |
| |
| public Resource getConfigurationSource() { |
| return configurationSource; |
| } |
| |
| public void setConfigurationSource(Resource configurationSource) { |
| this.configurationSource = configurationSource; |
| } |
| |
| /** |
| * Returns the name of the DataNode that should be used as the default if a |
| * DataMap is not explicitly linked to a node. |
| */ |
| public String getDefaultNodeName() { |
| return defaultNodeName; |
| } |
| |
| public void setDefaultNodeName(String defaultDataNodeName) { |
| this.defaultNodeName = defaultDataNodeName; |
| } |
| } |