public static synchronized void dropTableIfExists() throws Exception {
HBaseAdmin admin = HBaseUtils.getHBaseAdmin();
if (admin.tableExists(TABLE_NAME)) {
admin.disableTable(TABLE_NAME);
admin.deleteTable(TABLE_NAME);
}
}
public static synchronized void createTableIfNotExists() throws Exception {
HBaseAdmin admin = HBaseUtils.getHBaseAdmin();
HTableDescriptor htd = new HTableDescriptor(TABLE_NAME);
HColumnDescriptor hcd = new HColumnDescriptor(FAMILY);
htd.addFamily(hcd);
hcd.setMaxVersions(1);
if (!admin.tableExists(TABLE_NAME)) {
admin.createTable(htd);
}
}