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.engine.core.builder.converter.parser.model;
  
  import com.alibaba.compileflow.engine.common.CompileFlowException;
  import com.alibaba.compileflow.engine.common.ErrorCode;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.FileNotFoundException;
  import java.io.InputStream;
  
  /**
   * @author yusu
   */
  public class FileFlowStreamSource extends FlowStreamSource {
  
      private File file;
  
      public static FileFlowStreamSource of(String code, File file) {
          FileFlowStreamSource fileFlowStreamSource = new FileFlowStreamSource();
          fileFlowStreamSource.setCode(code);
          fileFlowStreamSource.setFile(file);
          return fileFlowStreamSource;
      }
  
      private void setFile(File file) {
          this.file = file;
      }
  
      @Override
      public InputStream getFlow() {
          try {
              return new FileInputStream(file);
          } catch (FileNotFoundException e) {
              throw new CompileFlowException.ResourceException(
                      ErrorCode.CF_RESOURCE_003,
                      "Failed to get flow, code is " + getCode() + ", file is " + file,
                      e
              );
          }
      }
  
  }
  