/*
    * Copyright 2009 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.osedu.org/licenses/ECL-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.kuali.student.contract.writer.service;
  
  import java.util.Collection;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  
  import org.kuali.student.contract.model.Service;
  import org.kuali.student.contract.model.ServiceContractModel;
  import org.kuali.student.contract.model.ServiceMethod;
  import org.kuali.student.contract.model.ServiceMethodError;
  import org.kuali.student.contract.model.XmlType;
  import org.kuali.student.contract.model.util.ServicesFilter;
  import org.kuali.student.contract.model.validation.DictionaryValidationException;
  import org.kuali.student.contract.model.validation.ServiceContractModelValidator;
  
  /**
   *
   * @author nwright
   */
  public class EachMethodServiceWriter {
  
      private ServiceContractModel model;
      private String directory;
      private String rootPackage;
      public static final String DEFAULT_ROOT_PACKAGE = "org.kuali.student.service";
      private ServicesFilter filter;
  
      public EachMethodServiceWriter(ServiceContractModel model,
              String directory,
              String rootPackage,
              ServicesFilter filter) {
          this.model = model;
          this.directory = directory;
          this.rootPackage = rootPackage;
          this.filter = filter;
      }
  
      /**
       * Write out the entire file
       * @param out
       */
      public void write() {
          this.validate();
  
          for (Service service : filterServices()) {
              new EachMethodServiceWriterForOneService(model, directory, rootPackage, service.getKey()).write();
          }
      }
  
      private List<Service> filterServices() {
          if (filter == null) {
              return model.getServices();
          }
          return filter.filter(model.getServices());
      }
  
      private void validate() {
          Collection<String> errors =
                  new ServiceContractModelValidator(model).validate();
          if (errors.size() > 0) {
              StringBuffer buf = new StringBuffer();
              buf.append(errors.size() + " errors found while validating the data.");
              int cnt = 0;
              for (String msg : errors) {
                  cnt++;
                  buf.append("\n");
                  buf.append("*error*" + cnt + ":" + msg);
              }
  
              throw new DictionaryValidationException(buf.toString());
          }
      }
  }