/*
* 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
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* http://www.apache.org/licenses/LICENSE-2.0
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* 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
*
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*/
package org.jooq.impl;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Map.Entry;
import org.jooq.CaseValueStep;
import org.jooq.CaseWhenStep;
import org.jooq.Field;
import org.jooq.Record1;
import org.jooq.Select;
/**
* @author Lukas Eder
*/
final class CaseValueStepImpl<V> implements CaseValueStep<V> {
private final Field<V> value;
CaseValueStepImpl(Field<V> value) {
this.value = value;
}
@Override
public final <T> CaseWhenStep<V, T> when(V compareValue, T result) {
return when(Tools.field(compareValue), Tools.field(result));
}
@Override
public final <T> CaseWhenStep<V, T> when(V compareValue, Field<T> result) {
return when(Tools.field(compareValue), result);
}
@Override
public final <T> CaseWhenStep<V, T> when(V compareValue, Select<? extends Record1<T>> result) {
return when(Tools.field(compareValue), DSL.field(result));
}
@Override
public final <T> CaseWhenStep<V, T> when(Field<V> compareValue, T result) {
return when(compareValue, Tools.field(result));
}
@Override
public final <T> CaseWhenStep<V, T> when(Field<V> compareValue, Field<T> result) {
return new CaseWhenStepImpl<V, T>(value, compareValue, result);
}
@Override
public final <T> CaseWhenStep<V, T> when(Field<V> compareValue, Select<? extends Record1<T>> result) {
return when(compareValue, DSL.field(result));
}
@Override
public final <T> CaseWhenStep<V, T> mapValues(Map<V, T> values) {
Map<Field<V>, Field<T>> fields = new LinkedHashMap<Field<V>, Field<T>>();
for (Entry<V, T> entry : values.entrySet())
fields.put(Tools.field(entry.getKey()), Tools.field(entry.getValue()));
return mapFields(fields);
}
@Override
public final <T> CaseWhenStep<V, T> mapFields(Map<? extends Field<V>, ? extends Field<T>> fields) {
return new CaseWhenStepImpl<V, T>(value, fields);
}
}