public void createTable(String tableName, List<String> ColumnFamilies) {
HBaseAdmin admin = null;
try {
admin = new HBaseAdmin(conf);
HTableDescriptor tableDescriptor = new HTableDescriptor(Bytes.toBytes(tableName));
for (String columnFamily : ColumnFamilies) {
HColumnDescriptor columnDescriptor = new HColumnDescriptor(columnFamily);
tableDescriptor.addFamily(columnDescriptor);
}
admin.createTable(tableDescriptor);
admin.close();
} catch (TableExistsException e) {
System.out.println("Table already exist:" + tableName);
try {
admin.close();
} catch (IOException e1) {
System.out.println("Error occurred while cloing the HBaseAdmin conneciton:" + e1);
}
} catch (MasterNotRunningException e) {
throw new RuntimeException("HBase master not running, table creation failed.");
} catch (ZooKeeperConnectionException e) {
throw new RuntimeException("Zookeeper not running, table creation failed.");
} catch (IOException e) {
throw new RuntimeException("IO error, table creation failed.");
}
}
protected void createTable(String tableName) throws Exception {
HTableDescriptor td = new HTableDescriptor(tableName.getBytes());
HColumnDescriptor cd = new HColumnDescriptor(TEST_TABLE_CF.getBytes());
td.addFamily(cd);
admin.createTable(td);
LOG.info(tableName + " table is successfully created.");
}
public void createTable(String tableName, List<String> columnFamilies) {
try {
Admin admin = connection.getAdmin();
HTableDescriptor descriptor = new HTableDescriptor(TableName.valueOf(tableName));
for (String family : columnFamilies) {
descriptor.addFamily(new HColumnDescriptor(family));
}
admin.createTable(descriptor);
} catch (IOException e) {
e.printStackTrace();
}
}