content: /**
   * ﻿Copyright (C) 2007 - 2019 52°North Initiative for Geospatial Open Source
   * Software GmbH
   *
   * Licensed 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.n52.wps.io.datahandler.parser;
  
  import java.io.File;
  import java.io.InputStream;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.commons.codec.binary.Base64InputStream;
  import org.n52.wps.FormatDocument.Format;
  import org.n52.wps.commons.WPSConfig;
  import org.n52.wps.io.AbstractIOHandler;
  import org.n52.wps.io.IOHandler;
  import org.n52.wps.io.IParser;
  import org.n52.wps.io.data.IData;
  
  /**
   * @author Matthias Mueller, TU Dresden
   *
   */
  public abstract class AbstractParser extends AbstractIOHandler implements IParser{
  	
  	/**
  	 * A list of files that shall be deleted by destructor.
  	 * Convenience mechanism to delete temporary files that had
  	 * to be written during the generation procedure.
  	 */
  	protected List<File> finalizeFiles;
  	
  	public AbstractParser(){
  		super();
  		
  		// load Parser Properties
  		this.properties = WPSConfig.getInstance().getPropertiesForParserClass(this.getClass().getName());
  		
  		this.formats = WPSConfig.getInstance().getFormatsForParserClass(this.getClass().getName());
  		
  		for (Format format : formats) {			
  
  			if(format.getMimetype()!= null && !format.getMimetype().equals("")){
  				String mimetype = format.getMimetype();
  				supportedFormats.add(mimetype);
  			}
  			if(format.getSchema()!= null && !format.getSchema().equals("")){
  				String schema = format.getSchema();
  				supportedSchemas.add(schema);				
  			}
  			
  			if(format.getEncoding()!= null && !format.getEncoding().equals("")){
  				String encoding = format.getEncoding();
  				supportedEncodings.add(encoding);
  			}else{
  				supportedEncodings.add(IOHandler.DEFAULT_ENCODING);
  			}			
  		}	
  		
  		
  //		for(Property property : properties){
  //			if(property.getName().equalsIgnoreCase("supportedFormat")){
  //				String format = property.getStringValue();
  //				supportedFormats.add(format);
  //			}
  //			if(property.getName().equalsIgnoreCase("supportedSchema")){
  //				String schema = property.getStringValue();
  //				supportedSchemas.add(schema);
  //			}
  //			if(property.getName().equalsIgnoreCase("supportedEncoding")){
  //				String encoding = property.getStringValue();
  //				supportedEncodings.add(encoding);
  //			} 
  //		}
  		finalizeFiles = new ArrayList<File>();
  	}
  
  	@Override
  	public IData parseBase64(InputStream input, String mimeType, String schema) {
  		return parse(new Base64InputStream(input), mimeType, schema);
  	}
  	
  	/**
  	 * Destructor deletes generated temporary files.
  	 */
  	@Override
  	protected void finalize() throws Throwable {
  		
  		for (File currentFile : finalizeFiles){
  			currentFile.delete();
  		}
  		
  		super.finalize();
  	}
  
  }
  