001    /**
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.apache.xbean.blueprint.generator;
018    
019    import java.io.IOException;
020    import java.util.Iterator;
021    import java.util.Set;
022    
023    /**
024     * @version $Revision: 896187 $
025     */
026    public class SchemaGenerator {
027        private final MappingLoader mappingLoader;
028        private final GeneratorPlugin[] plugins;
029        private final LogFacade log;
030    
031        public SchemaGenerator(LogFacade log, MappingLoader mappingLoader, GeneratorPlugin[] plugins) {
032            this.log = log;
033            this.mappingLoader = mappingLoader;
034            this.plugins = plugins;
035        }
036    
037        public void generate() throws IOException {
038            Set namespaces = mappingLoader.loadNamespaces();
039            if (namespaces.isEmpty()) {
040                log.log("Warning: no namespaces found!");
041            }
042    
043            for (Iterator iterator = namespaces.iterator(); iterator.hasNext();) {
044                NamespaceMapping namespaceMapping = (NamespaceMapping) iterator.next();
045                for (int i = 0; i < plugins.length; i++) {
046                    GeneratorPlugin plugin = plugins[i];
047                    plugin.generate(namespaceMapping);
048                }
049            }
050        }
051    }