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16 package org.kuali.hr.time.util;
17
18 import java.sql.Connection;
19 import java.sql.ResultSet;
20 import java.sql.SQLException;
21 import java.sql.Statement;
22 import java.util.ArrayList;
23 import java.util.HashMap;
24 import java.util.List;
25 import java.util.Map;
26
27 import javax.sql.DataSource;
28
29 import junit.framework.Assert;
30
31 import org.apache.commons.lang.StringUtils;
32 import org.apache.log4j.Logger;
33 import org.enhydra.jdbc.pool.StandardXAPoolDataSource;
34 import org.kuali.hr.time.service.base.TkServiceLocator;
35 import org.kuali.rice.core.api.config.property.ConfigContext;
36 import org.kuali.rice.core.api.lifecycle.BaseLifecycle;
37 import org.springframework.jdbc.core.ConnectionCallback;
38 import org.springframework.jdbc.core.JdbcTemplate;
39 import org.springframework.jdbc.core.StatementCallback;
40 import org.springframework.transaction.PlatformTransactionManager;
41 import org.springframework.transaction.TransactionStatus;
42 import org.springframework.transaction.support.TransactionCallback;
43 import org.springframework.transaction.support.TransactionTemplate;
44
45 public class ClearDatabaseLifecycle extends BaseLifecycle {
46
47 protected static final Logger LOG = Logger.getLogger(ClearDatabaseLifecycle.class);
48 private List<String> alternativeTablesToClear = new ArrayList<String>();
49
50 private static List<String> TABLES_TO_CLEAR = new ArrayList<String>();
51 static {
52 TABLES_TO_CLEAR.add("HR_CALENDAR_T");
53 TABLES_TO_CLEAR.add("HR_CALENDAR_ENTRIES_T");
54 TABLES_TO_CLEAR.add("HR_DEPT_T");
55 TABLES_TO_CLEAR.add("TK_ASSIGN_ACCT_T");
56 TABLES_TO_CLEAR.add("TK_ASSIGNMENT_T");
57 TABLES_TO_CLEAR.add("TK_CLOCK_LOCATION_RL_T");
58 TABLES_TO_CLEAR.add("TK_CLOCK_LOG_T");
59 TABLES_TO_CLEAR.add("TK_DAILY_OVERTIME_RL_T");
60 TABLES_TO_CLEAR.add("HR_EARN_CODE_SECURITY_T");
61 TABLES_TO_CLEAR.add("TK_DEPT_LUNCH_RL_T");
62 TABLES_TO_CLEAR.add("HR_EARN_CODE_T");
63 TABLES_TO_CLEAR.add("HR_EARN_GROUP_T");
64 TABLES_TO_CLEAR.add("HR_EARN_GROUP_DEF_T");
65 TABLES_TO_CLEAR.add("TK_GRACE_PERIOD_RL_T");
66 TABLES_TO_CLEAR.add("TK_HOUR_DETAIL_HIST_T");
67 TABLES_TO_CLEAR.add("TK_HOUR_DETAIL_T");
68 TABLES_TO_CLEAR.add("HR_ROLES_T");
69 TABLES_TO_CLEAR.add("HR_SAL_GROUP_T");
70 TABLES_TO_CLEAR.add("TK_SHIFT_DIFFERENTIAL_RL_T");
71 TABLES_TO_CLEAR.add("TK_SYSTEM_LUNCH_RL_T");
72 TABLES_TO_CLEAR.add("TK_TASK_T");
73 TABLES_TO_CLEAR.add("TK_TIME_BLOCK_HIST_T");
74 TABLES_TO_CLEAR.add("TK_TIME_BLOCK_T");
75 TABLES_TO_CLEAR.add("TK_TIME_COLLECTION_RL_T");
76 TABLES_TO_CLEAR.add("TK_WEEKLY_OVERTIME_RL_T");
77 TABLES_TO_CLEAR.add("TK_WORK_AREA_T");
78 TABLES_TO_CLEAR.add("HR_JOB_T");
79 TABLES_TO_CLEAR.add("HR_PAYTYPE_T");
80 TABLES_TO_CLEAR.add("TK_DOCUMENT_HEADER_T");
81 TABLES_TO_CLEAR.add("HR_POSITION_T");
82 }
83
84 private static final Map<String,String> TABLE_TO_ID_MAP = new HashMap<String,String>();
85 static{
86 TABLE_TO_ID_MAP.put("TK_TIME_COLLECTION_RL_T", "TK_TIME_COLL_RULE_ID");
87 TABLE_TO_ID_MAP.put("TK_SHIFT_DIFFERENTIAL_RL_T", "TK_SHIFT_DIFF_RL_ID");
88 TABLE_TO_ID_MAP.put("HR_HOLIDAY_CALENDAR_T", "HR_HOLIDAY_CALENDAR_ID");
89 TABLE_TO_ID_MAP.put("HR_HOLIDAY_CALENDAR_DATES_T", "HR_HOLIDAY_CALENDAR_DATES_ID");
90 TABLE_TO_ID_MAP.put("TK_GRACE_PERIOD_RL_T", "TK_GRACE_PERIOD_RULE_ID");
91 TABLE_TO_ID_MAP.put("TK_CLOCK_LOCATION_RL_T", "TK_CLOCK_LOC_RULE_ID");
92 TABLE_TO_ID_MAP.put("HR_CALENDAR_ENTRIES_T", "HR_CALENDAR_ENTRY_ID");
93 TABLE_TO_ID_MAP.put("TK_DOCUMENT_HEADER_T", "DOCUMENT_ID");
94 TABLE_TO_ID_MAP.put("KREW_RULE_T", "RULE_ID");
95 TABLE_TO_ID_MAP.put("KREW_RULE_RSP_T", "RULE_RSP_ID");
96 TABLE_TO_ID_MAP.put("KREW_DLGN_RSP_T", "DLGN_RULE_ID");
97 TABLE_TO_ID_MAP.put("KREW_RULE_ATTR_T", "RULE_ATTR_ID");
98 TABLE_TO_ID_MAP.put("KREW_RULE_TMPL_T", "RULE_TMPL_ID");
99 TABLE_TO_ID_MAP.put("KREW_DOC_TYP_T", "DOC_TYP_ID");
100 }
101
102 private static final Map<String,Integer> TABLE_START_CLEAR_ID = new HashMap<String,Integer>();
103 static{
104 TABLE_START_CLEAR_ID.put("KREW_DOC_TYP_T", new Integer(3000));
105 }
106
107 public static final String TEST_TABLE_NAME = "KR_UNITTEST_T";
108
109 public static final Integer START_CLEAR_ID = 1000;
110
111 public void start() throws Exception {
112 if (new Boolean(ConfigContext.getCurrentContextConfig().getProperty("tk.use.clearDatabaseLifecycle"))) {
113 final StandardXAPoolDataSource dataSource = (StandardXAPoolDataSource) TkServiceLocator.CONTEXT.getBean("kpmeDataSource");
114 final PlatformTransactionManager transactionManager = (PlatformTransactionManager) TkServiceLocator.CONTEXT.getBean("transactionManager");
115 final String schemaName = dataSource.getUser().toUpperCase();
116 clearTables(transactionManager, dataSource, schemaName);
117 super.start();
118 }
119 }
120
121 protected Boolean isTestTableInSchema(final DataSource dataSource) {
122 Assert.assertNotNull("DataSource could not be located.", dataSource);
123 return (Boolean) new JdbcTemplate(dataSource).execute(new ConnectionCallback() {
124 public Object doInConnection(final Connection connection) throws SQLException {
125 final ResultSet resultSet = connection.getMetaData().getTables(null, null, TEST_TABLE_NAME, null);
126 return new Boolean(resultSet.next());
127 }
128 });
129 }
130
131 protected void verifyTestEnvironment(final DataSource dataSource) {
132 Assert.assertTrue("No table named '" + TEST_TABLE_NAME + "' was found in the configured database. " + "You are attempting to run tests against a non-test database!!!",
133 isTestTableInSchema(dataSource));
134 }
135
136 protected void clearTables(final PlatformTransactionManager transactionManager, final DataSource dataSource, final String schemaName) {
137 LOG.info("Clearing tables for schema " + schemaName);
138 Assert.assertNotNull("DataSource could not be located.", dataSource);
139
140 if (schemaName == null || schemaName.equals("")) {
141 Assert.fail("Empty schema name given");
142 }
143 new TransactionTemplate(transactionManager).execute(new TransactionCallback<Object>() {
144 public Object doInTransaction(final TransactionStatus status) {
145 verifyTestEnvironment(dataSource);
146 return new JdbcTemplate(dataSource).execute(new StatementCallback<Object>() {
147 public Object doInStatement(Statement statement) throws SQLException {
148 final List<String> reEnableConstraints = new ArrayList<String>();
149 List<List<String>> tableLists = new ArrayList<List<String>>(2);
150 tableLists.add(TABLES_TO_CLEAR);
151 tableLists.add(alternativeTablesToClear);
152 for (List<String> list : tableLists) {
153 for (String tableName : list) {
154
155 String idName = TABLE_TO_ID_MAP.get(tableName);
156 String deleteStatement = null;
157 Integer clearId = TABLE_START_CLEAR_ID.get(tableName) != null ? TABLE_START_CLEAR_ID.get(tableName) : START_CLEAR_ID;
158 if(idName == null){
159 deleteStatement = "DELETE FROM " + tableName +" WHERE "+StringUtils.removeEnd(tableName,"_T")+"_ID"+ " >= "+clearId;
160 } else {
161 deleteStatement = "DELETE FROM " + tableName +" WHERE "+ idName + " >= "+clearId;
162 }
163
164 LOG.info("Clearing contents using statement ->" + deleteStatement + "<-");
165 statement.addBatch(deleteStatement);
166 }
167 }
168
169 for (final String constraint : reEnableConstraints) {
170 LOG.info("Enabling constraints using statement ->" + constraint + "<-");
171 statement.addBatch(constraint);
172 }
173 statement.executeBatch();
174 return null;
175 }
176 });
177 }
178 });
179 LOG.info("Tables successfully cleared for schema " + schemaName);
180 }
181
182 public List<String> getTablesToClear() {
183 return TABLES_TO_CLEAR;
184 }
185
186 public List<String> getAlternativeTablesToClear() {
187 return this.alternativeTablesToClear;
188 }
189
190 }
191