content: /*
   * 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 com.alibaba.compileflow.idea.graph.codec.impl.tbbpm;
  
  import java.io.OutputStream;
  
  import com.alibaba.compileflow.engine.definition.tbbpm.TbbpmModel;
  import com.alibaba.compileflow.engine.process.preruntime.converter.impl.TbbpmModelConverter;
  import com.alibaba.compileflow.engine.process.preruntime.converter.impl.parser.model.ParseConfig;
  import com.alibaba.compileflow.engine.process.preruntime.converter.impl.parser.support.tbbpm.TbbpmStreamParser;
  import com.alibaba.compileflow.idea.graph.codec.BpmConvert;
  import com.alibaba.compileflow.idea.graph.codec.ModelXmlConvertExt;
  import com.alibaba.compileflow.idea.graph.model.BpmModel;
  
  import com.intellij.openapi.diagnostic.Logger;
  
  /**
   * @author xuan
   * @since 2020/5/21
   */
  public class TbbpmModelXmlConvertExtImpl implements ModelXmlConvertExt {
  
      private static final Logger log = Logger.getInstance(TbbpmModelXmlConvertExtImpl.class);
  
      @Override
      public String toXml(BpmModel bpmModel) {
  
          try {
  
              TbbpmModel tbbpmModel = BpmConvert.toTbbpmModel(bpmModel);
              OutputStream outputStream = TbbpmModelConverter.getInstance().convertToStream(tbbpmModel);
              if (outputStream != null) {
                  return outputStream.toString();
              }
  
          } catch (Exception e) {
              log.error("BpmModel to xml exception.", e);
          }
  
          return null;
      }
  
      @Override
      public BpmModel toModel(String xml) {
  
          StringFlowStreamSource stringFlowStreamSource = new StringFlowStreamSource(xml);
  
          ParseConfig parseConfig = new ParseConfig();
          parseConfig.setValidateSchema(false);
          TbbpmModel tbbpmModel = TbbpmStreamParser.getInstance().parse(stringFlowStreamSource, parseConfig);
  
          return BpmConvert.toModel(tbbpmModel);
      }
  
  }
  