Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
[#4646] Significant overhead from Scope.data() Map access
- Loading branch information
Showing
28 changed files
with
368 additions
and
199 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,167 @@ | ||
| /** | ||
| * Copyright (c) 2009-2015, Data Geekery GmbH (http://www.datageekery.com) | ||
| * All rights reserved. | ||
| * | ||
| * 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. | ||
| * | ||
| * Other licenses: | ||
| * ----------------------------------------------------------------------------- | ||
| * Commercial licenses for this work are available. These replace the above | ||
| * ASL 2.0 and offer limited warranties, support, maintenance, and commercial | ||
| * database integrations. | ||
| * | ||
| * For more information, please visit: http://www.jooq.org/licenses | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| * | ||
| */ | ||
| package org.jooq.impl; | ||
|
|
||
| import java.util.AbstractMap; | ||
| import java.util.AbstractSet; | ||
| import java.util.Collections; | ||
| import java.util.EnumMap; | ||
| import java.util.HashMap; | ||
| import java.util.Iterator; | ||
| import java.util.Map; | ||
| import java.util.Set; | ||
|
|
||
| import org.jooq.Scope; | ||
| import org.jooq.impl.Utils.DataKey; | ||
|
|
||
| /** | ||
| * The {@link Map} implementation for use with {@link Scope#data()}. | ||
| * | ||
| * @author Lukas Eder | ||
| */ | ||
| class DataMap extends AbstractMap<Object, Object> { | ||
|
|
||
| final EnumMap<DataKey, Object> internal; | ||
| Map<Object, Object> external; | ||
| final Set<Entry<Object, Object>> entrySet; | ||
|
|
||
| DataMap() { | ||
| internal = new EnumMap<DataKey, Object>(DataKey.class); | ||
| entrySet = new EntrySet(); | ||
| } | ||
|
|
||
| @Override | ||
| public final int size() { | ||
| return internal().size() + external(false).size(); | ||
| } | ||
|
|
||
| @Override | ||
| public final boolean isEmpty() { | ||
| return internal().isEmpty() && external(false).isEmpty(); | ||
| } | ||
|
|
||
| @Override | ||
| public final boolean containsKey(Object key) { | ||
| return delegate(key, false).containsKey(key); | ||
| } | ||
|
|
||
| @Override | ||
| public final boolean containsValue(Object value) { | ||
| return internal().containsValue(value) || external(false).containsValue(value); | ||
| } | ||
|
|
||
| @Override | ||
| public final Object get(Object key) { | ||
| return delegate(key, false).get(key); | ||
| } | ||
|
|
||
| @Override | ||
| public final Object put(Object key, Object value) { | ||
| return delegate(key, true).put(key, value); | ||
| } | ||
|
|
||
| @Override | ||
| public final Object remove(Object key) { | ||
| return delegate(key, true).remove(key); | ||
| } | ||
|
|
||
| @Override | ||
| public final void clear() { | ||
| internal().clear(); | ||
| external(true).clear(); | ||
| } | ||
|
|
||
| @Override | ||
| public final Set<Entry<Object, Object>> entrySet() { | ||
| return entrySet; | ||
| } | ||
|
|
||
| @SuppressWarnings({ "rawtypes", "unchecked" }) | ||
| private final Map<Object, Object> internal() { | ||
| return (Map) internal; | ||
| } | ||
|
|
||
| private final Map<Object, Object> external(boolean initialise) { | ||
| if (external == null) { | ||
| if (initialise) | ||
| external = new HashMap<Object, Object>(); | ||
| else | ||
| return Collections.emptyMap(); | ||
| } | ||
|
|
||
| return external; | ||
| } | ||
|
|
||
| @SuppressWarnings({ "unchecked", "rawtypes" }) | ||
| private final Map<Object, Object> delegate(Object key, boolean initialise) { | ||
| return key instanceof DataKey ? (Map) internal() : external(initialise); | ||
| } | ||
|
|
||
| private class EntrySet extends AbstractSet<Entry<Object, Object>> { | ||
| @Override | ||
| public final Iterator<Entry<Object, Object>> iterator() { | ||
| return new Iterator<Entry<Object, Object>>() { | ||
| final Iterator<Entry<Object, Object>> internalIterator = internal().entrySet().iterator(); | ||
| final Iterator<Entry<Object, Object>> externalIterator = external(false).entrySet().iterator(); | ||
|
|
||
| @Override | ||
| public final boolean hasNext() { | ||
| return internalIterator.hasNext() || externalIterator.hasNext(); | ||
| } | ||
|
|
||
| @Override | ||
| public final Entry<Object, Object> next() { | ||
| return internalIterator.hasNext() ? internalIterator.next() : externalIterator.next(); | ||
| } | ||
|
|
||
| @Override | ||
| public final void remove() { | ||
| throw new UnsupportedOperationException(); | ||
| } | ||
| }; | ||
| } | ||
|
|
||
| @Override | ||
| public final int size() { | ||
| return DataMap.this.size(); | ||
| } | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.