1 /*
2 * Autopsy Forensic Browser
3 *
4 * Copyright 2011-2017 Basis Technology Corp.
5 * Contact: carrier <at> sleuthkit <dot> org
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 */
19 package org.sleuthkit.autopsy.keywordsearch;
20
21 import java.text.SimpleDateFormat;
22 import java.util.Date;
24
28 final class Index {
29
30 private final String indexPath;
31 private final String schemaVersion;
32 private final String solrVersion;
33 private final String indexName;
34 private static final String DEFAULT_CORE_NAME = "text_index"; //NON-NLS
35 private final UNCPathUtilities uncPathUtilities = new UNCPathUtilities();
36
48 Index(String indexPath, String solrVersion, String schemaVersion, String coreName, String caseName) {
49 this.indexPath = uncPathUtilities.convertPathToUNC(indexPath);
50 this.solrVersion = solrVersion;
51 this.schemaVersion = schemaVersion;
52 if (coreName == null || coreName.isEmpty()) {
53 // come up with a new core name
54 coreName = createCoreName(caseName);
55 }
56 this.indexName = coreName;
57 }
58
66 private String createCoreName(String caseName) {
67 String coreName = sanitizeCoreName(caseName);
68 SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd_HHmmss");
69 Date date = new Date();
70 return coreName + "_" + dateFormat.format(date);
71 }
72
86 static private String sanitizeCoreName(String coreName) {
87
88 String result;
89
90 // Allow these characters: '-', '.', '0'-'9', 'A'-'Z', '_', and 'a'-'z'.
91 // Replace all else with '_'.
92 result = coreName.replaceAll("[^-.0-9A-Z_a-z]", "_"); // NON-NLS
93
94 // Make it all lowercase
95 result = result.toLowerCase();
96
97 // Must not start with hyphen
98 if (result.length() > 0 && (result.codePointAt(0) == '-')) {
99 result = "_" + result;
100 }
101
102 if (result.isEmpty()) {
103 result = DEFAULT_CORE_NAME;
104 }
105
106 return result;
107 }
108
112 String getIndexPath() {
113 return indexPath;
114 }
115
119 String getSchemaVersion() {
120 return schemaVersion;
121 }
122
126 String getSolrVersion() {
127 return solrVersion;
128 }
129
133 String getIndexName() {
134 return indexName;
135 }
136 }