1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.any23.validator;
19
20 import java.util.Collections;
21 import java.util.List;
22
23 /**
24 * An implementation of {@link ValidationReportBuilder} with no data.
25 *
26 * @author Davide Palmisano (palmisano@fbk.eu)
27 * @author Michele Mostarda (mostarda@fbk.eu)
28 */
29
30 @XMLValidationReportSerializer.NodeName("validationReport")
31 public class EmptyValidationReport implements ValidationReport {
32
33 private static final EmptyValidationReportort.html#EmptyValidationReport">EmptyValidationReport INSTANCE = new EmptyValidationReport();
34
35 private static final List<Issue> EMPTY_ISSUES = Collections.emptyList();
36 private static final List<RuleActivation> EMPTY_RULE_ACTIVATIONS = Collections.emptyList();
37 private static final List<Error> EMPTY_ERRORS = Collections.emptyList();
38
39 public static EmptyValidationReport getInstance() {
40 return INSTANCE;
41 }
42
43 private EmptyValidationReport() {
44 }
45
46 public List<Issue> getIssues() {
47 return EMPTY_ISSUES;
48 }
49
50 public List<RuleActivation> getRuleActivations() {
51 return EMPTY_RULE_ACTIVATIONS;
52 }
53
54 public List<Error> getErrors() {
55 return EMPTY_ERRORS;
56 }
57
58 @Override
59 public String toString() {
60 return "Validation report is empty.";
61 }
62 }