| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.sqoop.manager.netezza; |
| |
| import java.io.BufferedWriter; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| import java.sql.Connection; |
| import java.sql.SQLException; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.sqoop.manager.DirectNetezzaManager; |
| import org.apache.sqoop.manager.NetezzaManager; |
| import org.junit.Before; |
| |
| import com.cloudera.sqoop.SqoopOptions; |
| import com.cloudera.sqoop.TestExport; |
| import com.cloudera.sqoop.testutil.BaseSqoopTestCase; |
| import com.cloudera.sqoop.testutil.CommonArgs; |
| |
| import static org.junit.Assert.fail; |
| |
| /** |
| * Test the Netezza implementation. |
| * |
| * This uses JDBC to export data from an Netezza database into HDFS. See |
| * DirectNetezzaExportManualTest for external table methods. |
| * |
| * Since this requires an Netezza Server installation, this class is named in |
| * such a way that Sqoop's default QA process does not run it. You need to run |
| * this manually with -Dtestcase=NetezzaExportManualTest. |
| * |
| */ |
| public class NetezzaExportManualTest extends TestExport { |
| public static final Log LOG = LogFactory.getLog(NetezzaExportManualTest.class |
| .getName()); |
| static final String TABLE_PREFIX = "EMPNZ_EXP_"; |
| // instance variables populated during setUp, used during tests |
| protected NetezzaManager manager; |
| protected Connection conn; |
| |
| @Override |
| protected boolean useHsqldbTestServer() { |
| return false; |
| } |
| |
| protected boolean isDirectMode() { |
| return false; |
| } |
| |
| @Override |
| protected Connection getConnection() { |
| return conn; |
| } |
| |
| @Override |
| protected String getConnectString() { |
| return NetezzaTestUtils.getNZConnectString(); |
| } |
| |
| @Override |
| protected String getTablePrefix() { |
| return TABLE_PREFIX; |
| } |
| |
| @Override |
| protected String getDropTableStatement(String tableName) { |
| return "DROP TABLE " + tableName; |
| } |
| |
| /** |
| * Create the table definition to export to, removing any prior table. By |
| * specifying ColumnGenerator arguments, you can add extra columns to the |
| * table of arbitrary type. |
| */ |
| @Override |
| public void createTable(ColumnGenerator... extraColumns) |
| throws SQLException { |
| NetezzaTestUtils.createTableNZ(conn, getTableName(), extraColumns); |
| } |
| |
| /** |
| * Creates the staging table. |
| * |
| * @param extraColumns |
| * extra columns that go in the staging table |
| * @throws SQLException |
| * if an error occurs during export |
| */ |
| @Override |
| public void createStagingTable(ColumnGenerator... extraColumns) |
| throws SQLException { |
| NetezzaTestUtils.createTableNZ(conn, getStagingTableName(), extraColumns); |
| } |
| |
| @Before |
| public void setUp() { |
| super.setUp(); |
| SqoopOptions options = new SqoopOptions( |
| NetezzaTestUtils.getNZConnectString(), getTableName()); |
| options.setUsername(NetezzaTestUtils.getNZUser()); |
| options.setPassword(NetezzaTestUtils.getNZPassword()); |
| if (isDirectMode()) { |
| this.manager = new DirectNetezzaManager(options); |
| } else { |
| this.manager = new NetezzaManager(options); |
| } |
| |
| try { |
| this.conn = manager.getConnection(); |
| this.conn.setAutoCommit(false); |
| } catch (SQLException sqlE) { |
| LOG.error("Encountered SQL Exception: " + sqlE); |
| sqlE.printStackTrace(); |
| fail("SQLException when running test setUp(): " + sqlE); |
| } |
| } |
| |
| @Override |
| protected String[] getArgv(boolean includeHadoopFlags, int rowsPerStatement, |
| int statementsPerTx, String... additionalArgv) { |
| |
| String[] argV = super.getArgv(includeHadoopFlags, |
| rowsPerStatement, statementsPerTx); |
| String[] subArgV = newStrArray(argV, |
| "--username", NetezzaTestUtils.getNZUser(), "--password", |
| NetezzaTestUtils.getNZPassword()); |
| String[] newArgV = new String[subArgV.length + additionalArgv.length]; |
| int i = 0; |
| for (String s : subArgV) { |
| newArgV[i++] = s; |
| } |
| for (String s : additionalArgv) { |
| newArgV[i++] = s; |
| } |
| return newArgV; |
| } |
| |
| @Override |
| protected String[] getCodeGenArgv(String... extraArgs) { |
| String[] moreArgs; |
| |
| moreArgs = new String[extraArgs.length + 4]; |
| |
| int i = 0; |
| for (i = 0; i < extraArgs.length; i++) { |
| moreArgs[i] = extraArgs[i]; |
| } |
| |
| // Add username argument for netezza. |
| moreArgs[i++] = "--username"; |
| moreArgs[i++] = NetezzaTestUtils.getNZUser(); |
| moreArgs[i++] = "--password"; |
| moreArgs[i++] = NetezzaTestUtils.getNZPassword(); |
| |
| return super.getCodeGenArgv(moreArgs); |
| } |
| |
| protected void createExportFile(ColumnGenerator... extraCols) |
| throws IOException { |
| String ext = ".txt"; |
| |
| Path tablePath = getTablePath(); |
| Path filePath = new Path(tablePath, "part0" + ext); |
| |
| Configuration conf = new Configuration(); |
| if (!BaseSqoopTestCase.isOnPhysicalCluster()) { |
| conf.set(CommonArgs.FS_DEFAULT_NAME, CommonArgs.LOCAL_FS); |
| } |
| FileSystem fs = FileSystem.get(conf); |
| fs.mkdirs(tablePath); |
| OutputStream os = fs.create(filePath); |
| |
| BufferedWriter w = new BufferedWriter(new OutputStreamWriter(os)); |
| for (int i = 0; i < 3; i++) { |
| String line = getRecordLine(i, extraCols); |
| w.write(line); |
| LOG.debug("Create Export file - Writing line : " + line); |
| } |
| w.close(); |
| os.close(); |
| } |
| |
| protected class NullColumnGenerator implements ColumnGenerator { |
| public String getExportText(int rowNum) { |
| return "\\N"; |
| } |
| |
| public String getVerifyText(int rowNum) { |
| return null; |
| } |
| |
| public String getType() { |
| return "INTEGER"; |
| } |
| } |
| } |