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1   /**
2    * Copyright 2005-2011 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.kuali.rice.krms.impl.repository;
17  
18  import org.kuali.rice.krms.api.repository.function.FunctionDefinition;
19  
20  /**
21   * This is the interface for accessing KRMS repository Function related bos 
22   * 
23   * @author Kuali Rice Team (rice.collab@kuali.org)
24   *
25   */
26  
27  public interface FunctionBoService {
28  
29      /**
30       * This will create a {@link FunctionDefinition} exactly like the function passed in.
31       *
32       * @param function  The Function to create
33       * @throws IllegalArgumentException if the function is null
34       * @throws IllegalStateException if the function already exists in the system
35       */
36  	public FunctionDefinition createFunction(FunctionDefinition function);
37  	
38      /**
39       * This will update an existing {@link FunctionDefinition}.
40       *
41       * @param function  The Function to update
42       * @throws IllegalArgumentException if the function is null
43       * @throws IllegalStateException if the function does not exist in the system
44       */	
45  	public void updateFunction(FunctionDefinition function);
46  	
47      /**
48       * Retrieves a Function from the repository based on the given function id.
49       *
50       * @param functionId the id of the Function to retrieve
51       * @return a {@link FunctionDefinition} identified by the given functionId.  
52       * A null reference is returned if an invalid or non-existent functionId is supplied.
53       */
54  	public FunctionDefinition getFunctionById(String functionId);
55  	
56      /**
57       * Retrieves a Function from the repository based on the provided function name
58       * and namespace.
59       *
60       * @param name the name of the Function to retrieve.
61       * @param namespace the namespace that the Function is under.
62       * @return a {@link FunctionDefinition} identified by the given name and namespace.  
63       * A null reference is returned if an invalid or non-existent function name and
64       * namespace combination is supplied.
65       */
66  	public FunctionDefinition getFunctionByNameAndNamespace(String name, String namespace);
67  	
68  }