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SQOOP-532. Define intefaces for connector-defined execution classes.

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(Bilung Lee via Jarek Jarcec Cecho)


git-svn-id: https://svn.apache.org/repos/asf/sqoop/branches/sqoop2@1373132 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jarek Jarcec Cecho 2012-08-14 21:53:53 +00:00
parent 30c8d02e43
commit 1a1c307364
5 changed files with 146 additions and 0 deletions
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27
spi/src/main/java/org/apache/sqoop/job/etl/Context.java Normal file
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/**
* 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.job.etl;
/**
* The context for getting configuration values.
*/
public interface Context {
public String getString(String key);
}

29
spi/src/main/java/org/apache/sqoop/job/etl/MutableContext.java Normal file
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/**
* 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.job.etl;
/**
* The context for getting and setting configuration values.
*/
public interface MutableContext extends Context {
public void setString(String key, String value);
public void setFieldNames(String[] names);
}

38
spi/src/main/java/org/apache/sqoop/job/etl/Partition.java Normal file
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/**
* 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.job.etl;
import java.io.DataInput;
import java.io.DataOutput;
/**
* A part of the input data partitioned by the Partitioner.
*/
public interface Partition {
/**
* Deserialize the fields of this partition from input.
*/
public void readFields(DataInput in);
/**
* Serialize the fields of this partition to output.
*/
public void write(DataOutput out);
}

26
spi/src/main/java/org/apache/sqoop/job/io/DataReader.java Normal file
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/**
* 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.job.io;
/**
* An intermediate layer for passing data from the MR framework
* to the ETL framework.
*/
public interface DataReader {
}

26
spi/src/main/java/org/apache/sqoop/job/io/DataWriter.java Normal file
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/**
* 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.job.io;
/**
* An intermediate layer for passing data from the ETL framework
* to the MR framework.
*/
public interface DataWriter {
}