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/*
* 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 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 static org.jooq.impl.DSL.noCondition;
import static org.jooq.impl.Names.N_CONDITION;
import java.util.Arrays;
import java.util.Collection;
import org.jooq.Condition;
import org.jooq.ConditionProvider;
import org.jooq.Context;
import org.jooq.Field;
import org.jooq.Operator;
import org.jooq.QueryPart;
import org.jooq.SQL;
import org.jooq.Select;
import org.jooq.impl.QOM.UProxy;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
/**
* @author Lukas Eder
*/
final class ConditionProviderImpl extends AbstractField implements ConditionProvider, Condition, UProxy {
private Condition condition;
ConditionProviderImpl() {
this(null);
}
ConditionProviderImpl(Condition condition) {
super(N_CONDITION, SQLDataType.BOOLEAN);
this.condition = condition;
}
static final Condition extractCondition(Condition c) {
// join(..).on(..).and(..) uses some identity tricks to keep the right
// reference to the mutable ConditionProviderImpl instance, which we
// must take into account here.
return c instanceof ConditionProviderImpl cp ? cp.getWhere() : c;
}
@Nullable
final Condition getWhereOrNull() {
return hasWhere() ? condition : null;
}
@NotNull
final Condition getWhere() {
return hasWhere() ? condition : noCondition();
}
final void setWhere(Condition newCondition) {
this.condition = newCondition;
}
final boolean hasWhere() {
return condition != null && !(condition instanceof NoCondition);
}
// -------------------------------------------------------------------------
// ConditionProvider API
// -------------------------------------------------------------------------
@Override
public final void addConditions(Condition conditions) {
addConditions(Operator.AND, conditions);
}
@Override
public final void addConditions(Condition... conditions) {
addConditions(Operator.AND, conditions);
}
@Override
public final void addConditions(Collection conditions) {
addConditions(Operator.AND, conditions);
}
@Override
public final void addConditions(Operator operator, Condition conditions) {
if (hasWhere())
setWhere(DSL.condition(operator, getWhere(), conditions));
else
setWhere(conditions);
}
@Override
public final void addConditions(Operator operator, Condition... conditions) {
addConditions(operator, Arrays.asList(conditions));
}
@Override
public final void addConditions(Operator operator, Collection conditions) {
if (!conditions.isEmpty()) {
Condition c;
if (conditions.size() == 1)
c = conditions.iterator().next();
else
c = DSL.condition(operator, conditions);
addConditions(operator, c);
}
}
@Override
public final void accept(Context ctx) {
ctx.visit(getWhere());
}
// -------------------------------------------------------------------------
// Condition API
// -------------------------------------------------------------------------
@Override
public final Condition and(Condition other) {
return getWhere().and(other);
}
@Override
public final Condition and(Field other) {
return getWhere().and(other);
}
@Override
public final Condition and(SQL sql) {
return getWhere().and(sql);
}
@Override
public final Condition and(String sql) {
return getWhere().and(sql);
}
@Override
public final Condition and(String sql, Object... bindings) {
return getWhere().and(sql, bindings);
}
@Override
public final Condition and(String sql, QueryPart... parts) {
return getWhere().and(sql, parts);
}
@Override
public final Condition andNot(Condition other) {
return getWhere().andNot(other);
}
@Override
public final Condition andNot(Field other) {
return getWhere().andNot(other);
}
@Override
public final Condition andExists(Select select) {
return getWhere().andExists(select);
}
@Override
public final Condition andNotExists(Select select) {
return getWhere().andNotExists(select);
}
@Override
public final Condition or(Condition other) {
return getWhere().or(other);
}
@Override
public final Condition or(Field other) {
return getWhere().or(other);
}
@Override
public final Condition or(SQL sql) {
return getWhere().or(sql);
}
@Override
public final Condition or(String sql) {
return getWhere().or(sql);
}
@Override
public final Condition or(String sql, Object... bindings) {
return getWhere().or(sql, bindings);
}
@Override
public final Condition or(String sql, QueryPart... parts) {
return getWhere().or(sql, parts);
}
@Override
public final Condition orNot(Condition other) {
return getWhere().orNot(other);
}
@Override
public final Condition orNot(Field other) {
return getWhere().orNot(other);
}
@Override
public final Condition orExists(Select select) {
return getWhere().orExists(select);
}
@Override
public final Condition orNotExists(Select select) {
return getWhere().orNotExists(select);
}
@Override
public final Condition xor(Condition other) {
return getWhere().xor(other);
}
@Override
public final Condition xor(Field other) {
return getWhere().xor(other);
}
@Override
public final Condition xor(SQL sql) {
return getWhere().xor(sql);
}
@Override
public final Condition xor(String sql) {
return getWhere().xor(sql);
}
@Override
public final Condition xor(String sql, Object... bindings) {
return getWhere().xor(sql, bindings);
}
@Override
public final Condition xor(String sql, QueryPart... parts) {
return getWhere().xor(sql, parts);
}
@Override
public final Condition xorNot(Condition other) {
return getWhere().xorNot(other);
}
@Override
public final Condition xorNot(Field other) {
return getWhere().xorNot(other);
}
@Override
public final Condition xorExists(Select select) {
return getWhere().xorExists(select);
}
@Override
public final Condition xorNotExists(Select select) {
return getWhere().xorNotExists(select);
}
@Override
public final Condition not() {
return getWhere().not();
}
// -------------------------------------------------------------------------
// XXX: Query Object Model
// -------------------------------------------------------------------------
@Override
public final Condition $delegate() {
return getWhere();
}
}
