com.blazebit.persistence.impl.function.Order Maven / Gradle / Ivy
/*
* Copyright 2014 - 2020 Blazebit.
*
* 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.blazebit.persistence.impl.function;
/**
*
* @author Jan-Willem Gmelig Meyling
* @author Sayra Ranjha
* @since 1.4.0
*/
public final class Order {
private final String expression;
private final boolean ascending;
private final boolean nullsFirst;
public Order(String expression, Boolean ascending, Boolean nullsFirst) {
this.expression = expression;
if (Boolean.FALSE.equals(ascending)) {
this.ascending = false;
// Default NULLS FIRST
if (nullsFirst == null) {
this.nullsFirst = true;
} else {
this.nullsFirst = nullsFirst;
}
} else {
this.ascending = true;
// Default NULLS LAST
if (nullsFirst == null) {
this.nullsFirst = false;
} else {
this.nullsFirst = nullsFirst;
}
}
}
public String getExpression() {
return expression;
}
public boolean isAscending() {
return ascending;
}
public boolean isNullsFirst() {
return nullsFirst;
}
}