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Evaluator xref 

1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.chemistry.opencmis.jcr.query;
21  
22  import java.util.GregorianCalendar;
23  import java.util.List;
24  
25  /**
26   * Evaluator for CMIS query parse trees.
27   *
28   * @param <T>  The result type of the evaluation of the parse tree.
29   * @see ParseTreeWalker
30   */
31  public interface Evaluator<T> {
32  
33      /** Create a new instance of this <code>Evaluator</code>. */
34      Evaluator<T> op();
35  
36      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NOT} nodes */
37      T not(T op);
38  
39      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#AND} nodes */
40      T and(T op1, T op2);
41  
42      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#OR} nodes */
43      T or(T op1, T op2);
44  
45      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#EQ} nodes */
46      T eq(T op1, T op2);
47  
48      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NEQ} nodes */
49      T neq(T op1, T op2);
50  
51      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#GT} nodes */
52      T gt(T op1, T op2);
53  
54      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#GTEQ} nodes */
55      T gteq(T op1, T op2);
56  
57      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#LT} nodes */
58      T lt(T op1, T op2);
59  
60      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#LTEQ} nodes */
61      T lteq(T op1, T op2);
62  
63      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IN} nodes */
64      T in(T op1, T op2);
65  
66      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NOT_IN} nodes */
67      T notIn(T op1, T op2);
68  
69      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IN_ANY} nodes */
70      T inAny(T op1, T op2);
71  
72      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NOT_IN_ANY} nodes */
73      T notInAny(T op1, T op2);
74  
75      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#EQ_ANY} nodes */
76      T eqAny(T op1, T op2);
77  
78      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IS_NULL} nodes */
79      T isNull(T op);
80  
81      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IS_NOT_NULL} nodes */
82      T notIsNull(T op);
83  
84      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#LIKE} nodes */
85      T like(T op1, T op2);
86  
87      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NOT_LIKE} nodes */
88      T notLike(T op1, T op2);
89  
90      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#CONTAINS} nodes */
91      T contains(T op1, T op2);
92  
93      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IN_FOLDER} nodes */
94      T inFolder(T op1, T op2);
95  
96      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IN_TREE} nodes */
97      T inTree(T op1, T op2);
98  
99      /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#IN_LIST} nodes */
100     T list(List<T> ops);
101 
102     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#BOOL_LIT} nodes */
103     T value(boolean value);
104 
105     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NUM_LIT} nodes */
106     T value(double value);
107 
108     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#NUM_LIT} nodes */
109     T value(long value);
110 
111     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#STRING_LIT} nodes */
112     T value(String value);
113 
114     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#TIME_LIT} nodes */
115     T value(GregorianCalendar value);
116 
117     /** Handle {@link org.apache.chemistry.opencmis.server.support.query.CmisQlStrictLexer#COL} nodes */
118     T col(String name);
119 }