content: /**
   * ﻿Copyright (C) 2007 - 2019 52°North Initiative for Geospatial Open Source
   * Software GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *       • Apache License, version 2.0
   *       • Apache Software License, version 1.0
   *       • GNU Lesser General Public License, version 3
   *       • Mozilla Public License, versions 1.0, 1.1 and 2.0
   *       • Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
   * Public License for more details.
   */
  package org.n52.wps.server.algorithm.test;
  
  import java.util.List;
  
  import org.apache.xmlbeans.XmlObject;
  import org.n52.wps.algorithm.annotation.Algorithm;
  import org.n52.wps.algorithm.annotation.ComplexDataInput;
  import org.n52.wps.algorithm.annotation.ComplexDataOutput;
  import org.n52.wps.algorithm.annotation.Execute;
  import org.n52.wps.algorithm.annotation.LiteralDataInput;
  import org.n52.wps.algorithm.annotation.LiteralDataOutput;
  import org.n52.wps.io.data.binding.complex.GenericXMLDataBinding;
  import org.n52.wps.server.AbstractAnnotatedAlgorithm;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  @Algorithm(version = "1.0.0", title = "Echo process", abstrakt = "A simple echo process for complex and literal data - get what you give.")
  public class EchoProcess extends AbstractAnnotatedAlgorithm {
  
      private static final Logger log = LoggerFactory.getLogger(EchoProcess.class);
  
      private List<XmlObject> complexInput;
      private List<String> literalInput;
  
      private XmlObject complexOutput;
      private String literalOutput;
  
      @Execute
      public void echo() {
          log.debug("Running echo process");
  
          if (complexInput != null && complexInput.size() > 0)
              complexOutput = complexInput.get(0);
          else
              log.debug("No complex inputs.");
  
          if (literalInput != null && literalInput.size() > 0)
              literalOutput = literalInput.get(0);
          else
              log.debug("No literal input");
  
          log.debug("Finished echo process, literal output is '{}', complex output is : {}", literalOutput, complexOutput);
      }
  
      @ComplexDataOutput(identifier = "complexOutput", binding = GenericXMLDataBinding.class)
      public XmlObject getComplexOutput() {
          return complexOutput;
      }
  
      @LiteralDataOutput(identifier = "literalOutput")
      public String getLiteralOutput() {
          return literalOutput;
      }
  
      @ComplexDataInput(binding = GenericXMLDataBinding.class, identifier = "complexInput", minOccurs = 0, maxOccurs = 1)
      public void setComplexInput(List<XmlObject> complexInput) {
          this.complexInput = complexInput;
      }
  
      @LiteralDataInput(identifier = "literalInput", minOccurs = 0, maxOccurs = 1)
      public void setLiteralInput(List<String> literalInput) {
          this.literalInput = literalInput;
      }
  
  }
  