org.jooq.impl.Intern Maven / Gradle / Ivy
/*
* 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
*
* https://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
* Apache-2.0 license and offer limited warranties, support, maintenance, and
* commercial database integrations.
*
* For more information, please visit: https://www.jooq.org/legal/licensing
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*/
package org.jooq.impl;
import java.io.Serializable;
import org.jooq.Field;
import org.jooq.Name;
/**
* @author Lukas Eder
*/
final class Intern implements Serializable {
// Some temp variables for String interning
int[] internIndexes;
Field[] internFields;
String[] internNameStrings;
Name[] internNames;
final int[] internIndexes(Field[] fields) {
if (internIndexes != null)
return internIndexes;
else if (internFields != null)
return new FieldsImpl<>(fields).indexesOf(internFields);
else if (internNameStrings != null)
return new FieldsImpl<>(fields).indexesOf(internNameStrings);
else if (internNames != null)
return new FieldsImpl<>(fields).indexesOf(internNames);
return null;
}
}