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
   *
   *    https://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.apache.cayenne.template;
  
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.Map;
  
  import org.apache.cayenne.template.directive.Bind;
  import org.apache.cayenne.template.directive.BindEqual;
  import org.apache.cayenne.template.directive.BindNotEqual;
  import org.apache.cayenne.template.directive.BindObjectEqual;
  import org.apache.cayenne.template.directive.BindObjectNotEqual;
  import org.apache.cayenne.template.directive.Directive;
  import org.apache.cayenne.template.directive.Result;
  
  /**
   * @since 4.1
   */
  public class DefaultTemplateContextFactory implements TemplateContextFactory {
  
      private final SQLTemplateRenderingUtils helper;
  
      // directive map is static for now, can be easily injected
      private final Map<String, Directive> directives;
  
      public DefaultTemplateContextFactory() {
          Map<String, Directive> directiveHashMap = new HashMap<>();
          directiveHashMap.put("bind", Bind.INSTANCE);
          directiveHashMap.put("bindEqual", BindEqual.INSTANCE);
          directiveHashMap.put("bindNotEqual", BindNotEqual.INSTANCE);
          directiveHashMap.put("bindObjectEqual", BindObjectEqual.INSTANCE);
          directiveHashMap.put("bindObjectNotEqual", BindObjectNotEqual.INSTANCE);
          directiveHashMap.put("result", Result.INSTANCE);
  
          directives = Collections.unmodifiableMap(directiveHashMap);
          helper = new SQLTemplateRenderingUtils();
      }
  
      @Override
      public Context createContext(Map<String, ?> parameters, boolean positionalMode) {
          Map<String, Object> realParameters = new HashMap<>(parameters.size() + 1);
          realParameters.putAll(parameters);
          realParameters.put("helper", helper);
          return new Context(directives, realParameters, positionalMode);
      }
  }
  