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Add druid table insert/ingestion skeleton code
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81 changes: 81 additions & 0 deletions
81
...to-druid/src/main/java/com/facebook/presto/druid/ingestion/DruidIngestionTableHandle.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| /* | ||
| * Licensed 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.facebook.presto.druid.ingestion; | ||
|
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| import com.facebook.presto.spi.ConnectorInsertTableHandle; | ||
| import com.fasterxml.jackson.annotation.JsonCreator; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
|
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| import java.util.Objects; | ||
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| import static com.google.common.base.MoreObjects.toStringHelper; | ||
| import static java.util.Objects.requireNonNull; | ||
|
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| public class DruidIngestionTableHandle | ||
| implements ConnectorInsertTableHandle | ||
| { | ||
| private final String schemaName; | ||
| private final String tableName; | ||
|
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| @JsonCreator | ||
| public DruidIngestionTableHandle( | ||
| @JsonProperty("schemaName") String schemaName, | ||
| @JsonProperty("tableName") String tableName) | ||
| { | ||
| this.schemaName = requireNonNull(schemaName, "schemaName is null"); | ||
| this.tableName = requireNonNull(tableName, "tableName is null"); | ||
| } | ||
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| @JsonProperty | ||
| public String getSchemaName() | ||
| { | ||
| return schemaName; | ||
| } | ||
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| @JsonProperty | ||
| public String getTableName() | ||
| { | ||
| return tableName; | ||
| } | ||
|
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| @Override | ||
| public int hashCode() | ||
| { | ||
| return Objects.hash(schemaName, tableName); | ||
| } | ||
|
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| @Override | ||
| public boolean equals(Object obj) | ||
| { | ||
| if (this == obj) { | ||
| return true; | ||
| } | ||
| if ((obj == null) || (getClass() != obj.getClass())) { | ||
| return false; | ||
| } | ||
|
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| DruidIngestionTableHandle other = (DruidIngestionTableHandle) obj; | ||
| return Objects.equals(this.schemaName, other.schemaName) && | ||
| Objects.equals(this.tableName, other.tableName); | ||
| } | ||
|
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| @Override | ||
| public String toString() | ||
| { | ||
| return toStringHelper(this) | ||
| .add("schemaName", schemaName) | ||
| .add("tableName", tableName) | ||
| .toString(); | ||
| } | ||
| } |
55 changes: 55 additions & 0 deletions
55
presto-druid/src/main/java/com/facebook/presto/druid/ingestion/DruidPageSink.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * Licensed 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.facebook.presto.druid.ingestion; | ||
|
|
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| import com.facebook.presto.common.Page; | ||
| import com.facebook.presto.druid.DruidClient; | ||
| import com.facebook.presto.spi.ConnectorPageSink; | ||
| import com.google.common.collect.ImmutableList; | ||
| import io.airlift.slice.Slice; | ||
|
|
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| import java.util.Collection; | ||
| import java.util.concurrent.CompletableFuture; | ||
|
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| import static java.util.concurrent.CompletableFuture.completedFuture; | ||
|
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| public class DruidPageSink | ||
| implements ConnectorPageSink | ||
| { | ||
| private final DruidClient druidClient; | ||
| private final DruidIngestionTableHandle tableHandle; | ||
|
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| public DruidPageSink(DruidClient druidClient, DruidIngestionTableHandle tableHandle) | ||
| { | ||
| this.druidClient = druidClient; | ||
| this.tableHandle = tableHandle; | ||
| } | ||
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| @Override | ||
| public CompletableFuture<?> appendPage(Page page) | ||
| { | ||
| return NOT_BLOCKED; | ||
| } | ||
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| @Override | ||
| public CompletableFuture<Collection<Slice>> finish() | ||
| { | ||
| return completedFuture(ImmutableList.of()); | ||
| } | ||
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| @Override | ||
| public void abort() | ||
| { | ||
| } | ||
| } |
52 changes: 52 additions & 0 deletions
52
presto-druid/src/main/java/com/facebook/presto/druid/ingestion/DruidPageSinkProvider.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| /* | ||
| * Licensed 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.facebook.presto.druid.ingestion; | ||
|
|
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| import com.facebook.presto.druid.DruidClient; | ||
| import com.facebook.presto.spi.ConnectorInsertTableHandle; | ||
| import com.facebook.presto.spi.ConnectorOutputTableHandle; | ||
| import com.facebook.presto.spi.ConnectorPageSink; | ||
| import com.facebook.presto.spi.ConnectorSession; | ||
| import com.facebook.presto.spi.PageSinkProperties; | ||
| import com.facebook.presto.spi.connector.ConnectorPageSinkProvider; | ||
| import com.facebook.presto.spi.connector.ConnectorTransactionHandle; | ||
|
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| import javax.inject.Inject; | ||
|
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| import static java.util.Objects.requireNonNull; | ||
|
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| public class DruidPageSinkProvider | ||
| implements ConnectorPageSinkProvider | ||
| { | ||
| private final DruidClient druidClient; | ||
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| @Inject | ||
| public DruidPageSinkProvider(DruidClient druidClient) | ||
| { | ||
| this.druidClient = requireNonNull(druidClient, "druid client is null"); | ||
| } | ||
|
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| @Override | ||
| public ConnectorPageSink createPageSink(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorOutputTableHandle outputTableHandle, PageSinkProperties pageSinkProperties) | ||
| { | ||
| throw new UnsupportedOperationException("Table creation is not supported by the druid connector"); | ||
| } | ||
|
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| @Override | ||
| public ConnectorPageSink createPageSink(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorInsertTableHandle insertTableHandle, PageSinkProperties pageSinkProperties) | ||
| { | ||
| DruidIngestionTableHandle tableHandle = (DruidIngestionTableHandle) insertTableHandle; | ||
| return new DruidPageSink(druidClient, tableHandle); | ||
| } | ||
| } |