1
22
23 package com.liferay.portlet.documentlibrary.service.persistence;
24
25 import com.liferay.portal.SystemException;
26 import com.liferay.portal.kernel.dao.orm.QueryPos;
27 import com.liferay.portal.kernel.dao.orm.QueryUtil;
28 import com.liferay.portal.kernel.dao.orm.SQLQuery;
29 import com.liferay.portal.kernel.dao.orm.Session;
30 import com.liferay.portal.kernel.dao.orm.Type;
31 import com.liferay.portal.kernel.util.StringUtil;
32 import com.liferay.portal.service.persistence.impl.BasePersistenceImpl;
33 import com.liferay.util.dao.orm.CustomSQLUtil;
34
35 import java.util.ArrayList;
36 import java.util.Iterator;
37 import java.util.List;
38
39
46 public class DLFileEntryAndShortcutFinderImpl
47 extends BasePersistenceImpl implements DLFileEntryAndShortcutFinder {
48
49 public static String COUNT_BY_FOLDER_IDS =
50 DLFileEntryAndShortcutFinder.class.getName() + ".countByFolderIds";
51
52 public static String FIND_BY_FOLDER_IDS =
53 DLFileEntryAndShortcutFinder.class.getName() + ".findByFolderIds";
54
55 public int countByFolderIds(List<Long> folderIds) throws SystemException {
56 Session session = null;
57
58 try {
59 session = openSession();
60
61 String sql = CustomSQLUtil.get(COUNT_BY_FOLDER_IDS);
62
63 sql = StringUtil.replace(
64 sql, "[$FILE_ENTRY_FOLDER_ID$]",
65 getFolderIds(folderIds, "DLFileEntry"));
66 sql = StringUtil.replace(
67 sql, "[$FILE_SHORTCUT_FOLDER_ID$]",
68 getFolderIds(folderIds, "DLFileShortcut"));
69
70 SQLQuery q = session.createSQLQuery(sql);
71
72 q.addScalar(COUNT_COLUMN_NAME, Type.LONG);
73
74 QueryPos qPos = QueryPos.getInstance(q);
75
76 for (int i = 0; i < folderIds.size(); i++) {
77 Long folderId = folderIds.get(i);
78
79 qPos.add(folderId);
80 }
81
82 for (int i = 0; i < folderIds.size(); i++) {
83 Long folderId = folderIds.get(i);
84
85 qPos.add(folderId);
86 }
87
88 int count = 0;
89
90 Iterator<Long> itr = q.list().iterator();
91
92 while (itr.hasNext()) {
93 Long l = itr.next();
94
95 if (l != null) {
96 count += l.intValue();
97 }
98 }
99
100 return count;
101 }
102 catch (Exception e) {
103 throw new SystemException(e);
104 }
105 finally {
106 closeSession(session);
107 }
108 }
109
110 public List<Object> findByFolderIds(
111 List<Long> folderIds, int start, int end)
112 throws SystemException {
113
114 Session session = null;
115
116 try {
117 session = openSession();
118
119 String sql = CustomSQLUtil.get(FIND_BY_FOLDER_IDS);
120
121 sql = StringUtil.replace(
122 sql, "[$FILE_ENTRY_FOLDER_ID$]",
123 getFolderIds(folderIds, "DLFileEntry"));
124 sql = StringUtil.replace(
125 sql, "[$FILE_SHORTCUT_FOLDER_ID$]",
126 getFolderIds(folderIds, "DLFileShortcut"));
127
128 SQLQuery q = session.createSQLQuery(sql);
129
130 q.addScalar("folderId", Type.LONG);
131 q.addScalar("name", Type.STRING);
132 q.addScalar("title", Type.STRING);
133 q.addScalar("fileShortcutId", Type.LONG);
134
135 QueryPos qPos = QueryPos.getInstance(q);
136
137 for (int i = 0; i < folderIds.size(); i++) {
138 Long folderId = folderIds.get(i);
139
140 qPos.add(folderId);
141 }
142
143 for (int i = 0; i < folderIds.size(); i++) {
144 Long folderId = folderIds.get(i);
145
146 qPos.add(folderId);
147 }
148
149 List<Object> fileEntriesAndShortcuts = new ArrayList<Object>();
150
151 Iterator<Object[]> itr = (Iterator<Object[]>)QueryUtil.iterate(
152 q, getDialect(), start, end);
153
154 while (itr.hasNext()) {
155 Object[] array = itr.next();
156
157 Long folderId = (Long)array[0];
158 String name = (String)array[1];
159 long fileShortcutId = ((Long)array[3]).longValue();
161
162 Object obj = null;
163
164 if (fileShortcutId > 0) {
165 obj = DLFileShortcutUtil.findByPrimaryKey(fileShortcutId);
166 }
167 else {
168 obj = DLFileEntryUtil.findByF_N(folderId.longValue(), name);
169 }
170
171 fileEntriesAndShortcuts.add(obj);
172 }
173
174 return fileEntriesAndShortcuts;
175 }
176 catch (Exception e) {
177 throw new SystemException(e);
178 }
179 finally {
180 closeSession(session);
181 }
182 }
183
184 protected String getFolderIds(List<Long> folderIds, String table) {
185 StringBuilder sb = new StringBuilder();
186
187 for (int i = 0; i < folderIds.size(); i++) {
188 sb.append(table);
189 sb.append(".folderId = ? ");
190
191 if ((i + 1) != folderIds.size()) {
192 sb.append("OR ");
193 }
194 }
195
196 return sb.toString();
197 }
198
199 }