Hi Priyanshi,

I am happy that you would like to contribute! There is a wiki page (
https://cwiki.apache.org/confluence/display/SQOOP/How+to+Contribute) about
how you can start working on Sqoop I think reading it is a good first step.
If you have any further questions you can always contact the dev list.

Regards,
Szabolcs

On Mon, Jul 31, 2017 at 6:14 PM, Priyanshi Sharma <
priyanshisharma1...@gmail.com> wrote:

> Hey everyone,
> I'm Priyanshi Sharma.
> 3rd year B.tech student studying Computer Science.
> I'd like to contribute.
> Can someone please help me get started?
>
>
> On Fri, Jul 28, 2017 at 7:41 PM, szvasas <g...@git.apache.org> wrote:
>
> > Github user szvasas commented on a diff in the pull request:
> >
> >     https://github.com/apache/sqoop/pull/38#discussion_r130098876
> >
> >     --- Diff: src/test/com/cloudera/sqoop/JobToolTest.java ---
> >     @@ -0,0 +1,258 @@
> >     +/**
> >     + * 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 com.cloudera.sqoop;
> >     +
> >     +import com.cloudera.sqoop.manager.MySQLTestUtils;
> >     +import com.cloudera.sqoop.manager.OracleUtils;
> >     +import com.cloudera.sqoop.testutil.BaseSqoopTestCase;
> >     +import com.cloudera.sqoop.testutil.CommonArgs;
> >     +import org.apache.commons.logging.Log;
> >     +import org.apache.commons.logging.LogFactory;
> >     +import org.apache.hadoop.conf.Configuration;
> >     +import org.apache.sqoop.Sqoop;
> >     +import org.apache.sqoop.manager.ConnManager;
> >     +import org.apache.sqoop.manager.DefaultManagerFactory;
> >     +import org.apache.sqoop.manager.sqlserver.MSSQLTestUtils;
> >     +import org.apache.sqoop.tool.JobTool;
> >     +import org.junit.After;
> >     +import org.junit.Before;
> >     +import org.junit.Test;
> >     +import org.junit.runner.RunWith;
> >     +import org.junit.runners.Parameterized;
> >     +
> >     +import java.io.IOException;
> >     +import java.sql.Connection;
> >     +import java.sql.SQLException;
> >     +import java.sql.Statement;
> >     +import java.util.ArrayList;
> >     +import java.util.Arrays;
> >     +
> >     +import static org.junit.Assert.assertEquals;
> >     +
> >     +@RunWith(Parameterized.class)
> >     +public class JobToolTest extends BaseSqoopTestCase {
> >     +
> >     +    public static final Log LOG = LogFactory
> >     +            .getLog(MetaConnectIncrementalImportTe
> > st.class.getName());
> >     +
> >     +    private static MySQLTestUtils mySQLTestUtils = new
> > MySQLTestUtils();
> >     +    private static MSSQLTestUtils msSQLTestUtils = new
> > MSSQLTestUtils();
> >     +    ConnManager cm;
> >     +
> >     +    @Parameterized.Parameters(name = "metaConnectString = {0},
> > metaUser = {1}, metaPassword = {2}")
> >     +    public static Iterable<? extends Object> dbConnectParameters() {
> >     +        return Arrays.asList(
> >     +                new Object[] {
> >     +                        mySQLTestUtils.getHostUrl(),
> > mySQLTestUtils.getUserName(),
> >     +                        mySQLTestUtils.getUserPass()
> >     +                },
> >     +                new Object[] {
> >     +                        OracleUtils.CONNECT_STRING,
> > OracleUtils.ORACLE_USER_NAME,
> >     +                        OracleUtils.ORACLE_USER_PASS
> >     +                },
> >     +                new Object[] {
> >     +                        msSQLTestUtils.getDBConnectString(),
> > msSQLTestUtils.getDBUserName(),
> >     +                        msSQLTestUtils.getDBPassWord()
> >     +                },
> >     +                new Object[] {
> >     +                        System.getProperty(
> >     +                                "sqoop.test.postgresql.
> > connectstring.host_url",
> >     +                                "jdbc:postgresql://localhost/"),
> >     +                        System.getProperty(
> >     +                                "sqoop.test.postgresql.
> > connectstring.username",
> >     +                                "sqooptest"),
> >     +                        System.getProperty(
> >     +                                "sqoop.test.postgresql.
> > connectstring.password"),
> >     +                },
> >     +                new Object[] {
> >     +                        System.getProperty(
> >     +                                "sqoop.test.db2.connectstring.
> > host_url",
> >     +                                "jdbc:db2://db2host:50000"),
> >     +                        System.getProperty(
> >     +                                "sqoop.test.db2.connectstring.
> > username",
> >     +                                "SQOOP"),
> >     +                        System.getProperty(
> >     +                                "sqoop.test.db2.connectstring.
> > password",
> >     +                                "SQOOP"),
> >     +                },
> >     +                new Object[] { "jdbc:hsqldb:mem:sqoopmetastore",
> > "SA" , "" }
> >     +        );
> >     +    }
> >     +
> >     +    @Before
> >     +    public void setUp() {
> >     +        super.setUp();
> >     +
> >     +        SqoopOptions options = getSqoopOptions();
> >     +
> >     +        Connection conn = getConnection(options);
> >     +
> >     +        try {
> >     +            Statement statement = conn.createStatement();
> >     +            statement.execute("DROP TABLE SQOOP_ROOT");
> >     +            statement.execute("DROP TABLE SQOOP_SESSIONS");
> >     +            conn.commit();
> >     +        } catch (Exception e) {
> >     +            LOG.error("Failed to clear metastore database");
> >     +        }
> >     +        //Methods from BaseSqoopTestClass reference the test Hsqldb
> > database, not the metastore
> >     +        try{
> >     +            dropTableIfExists("CarLocations");
> >     +        } catch (SQLException e) {
> >     +            LOG.error("Failed to drop table CarLocations");
> >     +        }
> >     +        setCurTableName("CarLocations");
> >     +        createTableWithColTypesAndNames(
> >     +                new String [] {"carId", "Locations"},
> >     +                new String [] {"INTEGER", "VARCHAR"},
> >     +                new String [] {"1", "'Lexus'"});
> >     +    }
> >     +
> >     +    private Connection getConnection(SqoopOptions options) {
> >     +        try {
> >     +            com.cloudera.sqoop.metastore.JobData jd = new
> > com.cloudera.sqoop.metastore.JobData(options, null);
> >     +            DefaultManagerFactory dmf = new DefaultManagerFactory();
> >     +            cm = dmf.accept(jd);
> >     +            return cm.getConnection();
> >     +        } catch (SQLException e) {
> >     +            LOG.error("Failed to create a connection to the
> > Metastore");
> >     +            return  null;
> >     +        }
> >     +    }
> >     +
> >     +    private SqoopOptions getSqoopOptions() {
> >     +        SqoopOptions options = new SqoopOptions();
> >     +        options.setConnectString(metaConnectString);
> >     +        options.setUsername(metaUser);
> >     +        options.setPassword(metaPass);
> >     +        return options;
> >     +    }
> >     +
> >     +    @After
> >     +    public void tearDown() {
> >     +        super.tearDown();
> >     +
> >     +        try {
> >     +            cm.close();
> >     +        } catch (SQLException e) {
> >     +            LOG.error("Failed to close ConnManager");
> >     +        }
> >     +
> >     +    }
> >     +
> >     +    private String metaConnectString;
> >     +    private String metaUser;
> >     +    private String metaPass;
> >     +
> >     +
> >     +    public JobToolTest(String metaConnectString, String metaUser,
> > String metaPass) {
> >     +        this.metaConnectString = metaConnectString;
> >     +        this.metaUser = metaUser;
> >     +        this.metaPass = metaPass;
> >     +    }
> >     +
> >     +    protected String[] getCreateJob(String metaConnectString, String
> > metaUser, String metaPass) {
> >     +        ArrayList<String> args = new ArrayList<String>();
> >     +        CommonArgs.addHadoopFlags(args);
> >     +        args.add("--create");
> >     +        args.add("testJob");
> >     +        args.add("--meta-connect");
> >     +        args.add(metaConnectString);
> >     +        args.add("--meta-username");
> >     +        args.add(metaUser);
> >     +        args.add("--meta-password");
> >     +        args.add(metaPass);
> >     +        args.add("--");
> >     +        args.add("list-tables");
> >     +        args.add("--connect");
> >     +        args.add(getConnectString());
> >     +
> >     +        return args.toArray(new String[0]);
> >     +    }
> >     +
> >     +    protected String[] getExecJob(String metaConnectString, String
> > metaUser, String metaPass) {
> >     +        ArrayList<String> args = new ArrayList<String>();
> >     --- End diff --
> >
> >     Use superinterface instead of concrete implementation.
> >
> >
> > ---
> > If your project is set up for it, you can reply to this email and have
> your
> > reply appear on GitHub as well. If your project does not have this
> feature
> > enabled and wishes so, or if the feature is enabled but not working,
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> > contact infrastructure at infrastruct...@apache.org or file a JIRA
> ticket
> > with INFRA.
> > ---
> >
>



-- 
Szabolcs Vasas
Software Engineer
<http://www.cloudera.com>

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