#3 Create logon table if it ddoes not exist.

Cantara · Mar 2, 2016 · 7c93f0f · 7c93f0f
1 parent 1e4102e
commit 7c93f0f
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Showing 2 changed files with 58 additions and 16 deletions.
diff --git a/src/main/java/org/valuereporter/activity/ActivitiesDao.java b/src/main/java/org/valuereporter/activity/ActivitiesDao.java
@@ -2,12 +2,14 @@
 
 import org.slf4j.Logger;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.jdbc.core.BatchPreparedStatementSetter;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.stereotype.Component;
 
 import java.sql.PreparedStatement;
 import java.sql.SQLException;
+import java.util.ArrayList;
 import java.util.List;
 import java.util.stream.IntStream;
 
@@ -37,27 +39,33 @@ protected long insertActivities(String tableName, final List<String> columnNames
         }
         String sql = buildSql(tableName, columnNames);
 
-        int [] updatePrStatement = jdbcTemplate.batchUpdate(sql, new BatchPreparedStatementSetter() {
+        int[] updatePrStatement = null;
+        try {
+            updatePrStatement = jdbcTemplate.batchUpdate(sql, new BatchPreparedStatementSetter() {
 
-            @Override
-            public void setValues(PreparedStatement ps, int i) throws SQLException {
-                ObservedActivity activity = activities.get(i);
-                ps.setTimestamp(1,new java.sql.Timestamp(activity.getStartTime()));
-                int paramNum = 2;
-                for (String columnName : columnNames) {
-                    ps.setObject(paramNum, activity.getValue(columnName));
-                }
+                @Override
+                public void setValues(PreparedStatement ps, int i) throws SQLException {
+                    ObservedActivity activity = activities.get(i);
+                    ps.setTimestamp(1, new java.sql.Timestamp(activity.getStartTime()));
+                    int paramNum = 2;
+                    for (String columnName : columnNames) {
+                        ps.setObject(paramNum, activity.getValue(columnName));
+                    }
 //                ps.setObject(1, activity.getValue(columnNames.get(0)));
 //                ps.setLong(1, customer.getCustId());
 //                ps.setString(2, customer.getName());
 //                ps.setInt(3, customer.getAge() );
-            }
+                }
 
-            @Override
-            public int getBatchSize() {
-                return activities.size();
-            }
-        });
+                @Override
+                public int getBatchSize() {
+                    return activities.size();
+                }
+            });
+        } catch (DataAccessException de) {
+            log.warn("Failed to update activities {}, reason {}", activities, de.getMessage(), de);
+            throw de;
+        }
 
         int sum = 0;
         if (updatePrStatement != null) {
@@ -84,4 +92,18 @@ protected String buildSql(String tableName, List<String> columnNames) {
         sql += ")";
         return sql;
     }
+
+    public void createTable(String tableName, ArrayList<String> columnNames, ObservedActivity observedActivity) {
+        //TODO
+        String tableSql = "";
+        if (tableName.equalsIgnoreCase("logon")){
+            tableSql = "CREATE TABLE logon(\n" +
+                "      id bigint GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY,\n" +
+//                "      prefix varchar(255) NOT NULL,\n" +
+                "      starttime TIMESTAMP  NOT NULL,\n" +
+                "      userid varchar(255)  NOT NULL,\n" +
+                "    );";
+        }
+        jdbcTemplate.execute(tableSql);
+    }
 }
diff --git a/src/main/java/org/valuereporter/activity/ActivitiesService.java b/src/main/java/org/valuereporter/activity/ActivitiesService.java
@@ -2,6 +2,7 @@
 
 import org.slf4j.Logger;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.dao.DataAccessException;
 import org.springframework.stereotype.Service;
 
 import java.util.ArrayList;
@@ -39,9 +40,28 @@ public long updateActivities(String prefix, List<ObservedActivity> observedActiv
                 for (String key : keys) {
                     columnNames.add(key);
                 }
-                updatedActivities = activitiesDao.insertActivities(tableName, columnNames, observedActivities);
+                try {
+                    updatedActivities = activitiesDao.insertActivities(tableName, columnNames, observedActivities);
+                } catch (DataAccessException de) {
+                    if (isMissingTablexeption(de)) {
+                        createTable(tableName, columnNames, observedActivities);
+                        updatedActivities = activitiesDao.insertActivities(tableName, columnNames, observedActivities);
+                    }
+                }
             }
         }
         return updatedActivities;
     }
+
+    private void createTable(String tableName, ArrayList<String> columnNames, List<ObservedActivity> observedActivities) {
+        activitiesDao.createTable(tableName, columnNames, observedActivities.get(0));
+    }
+
+    private boolean isMissingTablexeption(DataAccessException de) {
+        boolean missingTable = false;
+        if (de.getCause()!= null) {
+            missingTable = de.getCause().getMessage().contains("object not found");
+        }
+        return missingTable;
+    }
 }