Fix optimized parquet reader complex hive types processing #9156
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /* | ||
| * 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.hive.parquet; | ||
|
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| import com.facebook.presto.spi.type.Type; | ||
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| import static java.util.Objects.requireNonNull; | ||
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| public abstract class Field | ||
| { | ||
| private final Type type; | ||
| private final int repetitionLevel; | ||
| private final int definitionLevel; | ||
| private final boolean required; | ||
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| protected Field(Type type, int repetitionLevel, int definitionLevel, boolean required) | ||
| { | ||
| this.type = requireNonNull(type, "type is required"); | ||
| this.repetitionLevel = repetitionLevel; | ||
| this.definitionLevel = definitionLevel; | ||
| this.required = required; | ||
| } | ||
|
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| public Type getType() | ||
| { | ||
| return type; | ||
| } | ||
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| public int getRepetitionLevel() | ||
| { | ||
| return repetitionLevel; | ||
| } | ||
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| public int getDefinitionLevel() | ||
| { | ||
| return definitionLevel; | ||
| } | ||
|
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| public boolean isRequired() | ||
| { | ||
| return required; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * 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.hive.parquet; | ||
|
|
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| import com.facebook.presto.spi.type.Type; | ||
| import com.google.common.collect.ImmutableList; | ||
|
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| import java.util.List; | ||
| import java.util.Optional; | ||
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| import static java.util.Objects.requireNonNull; | ||
|
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| public class GroupField | ||
| extends Field | ||
| { | ||
| private final ImmutableList<Optional<Field>> children; | ||
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| public GroupField(Type type, int repetitionLevel, int definitionLevel, boolean required, ImmutableList<Optional<Field>> children) | ||
| { | ||
| super(type, repetitionLevel, definitionLevel, required); | ||
| this.children = requireNonNull(children, "children is required"); | ||
| } | ||
|
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| public List<Optional<Field>> getChildren() | ||
| { | ||
| return children; | ||
| } | ||
| } | ||
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return ImmutableList.copyOf(children);There was a problem hiding this comment.
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Changed children type to ImmutableList instead, to make it obvious that copying is not needed