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A Speedment bundle that shades all dependencies into one jar. This is
useful when deploying an application on a server.
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/*
*
* Copyright (c) 2006-2019, Speedment, Inc. 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.
*/
package com.speedment.runtime.field.util;
import com.speedment.common.tuple.Tuple;
import com.speedment.runtime.field.internal.predicate.BetweenPredicate;
import com.speedment.runtime.field.internal.util.Cast;
import com.speedment.runtime.field.predicate.FieldPredicate;
import com.speedment.runtime.field.predicate.Inclusion;
import java.util.Set;
/**
* Utility class for getting individual operands from a {@link FieldPredicate}.
*
* @author Emil Forslund
* @since 3.0.11
*/
public final class PredicateOperandUtil {
/**
* Returns the first operand of the specified {@link FieldPredicate},
* throwing an exception if it doesn't exist. The operand may however be
* {@code null}.
*
* @param p the predicate
* @return the operand
*/
public static Object getFirstOperandAsRaw(FieldPredicate p) {
return Cast.castOrFail(p, Tuple.class).get(0);
}
/**
* Returns the first operand of the specified {@link FieldPredicate} as
* a {@code java.util.Set}, throwing an exception if it doesn't exist or if
* it wasn't a {@code Set}. The operand may however be {@code null}.
*
* @param p the predicate
* @return the operand
*/
public static Set getFirstOperandAsRawSet(FieldPredicate p) {
return Cast.castOrFail(getFirstOperandAsRaw(p), Set.class);
}
/**
* Returns the second operand of the specified {@link FieldPredicate},
* throwing an exception if it doesn't exist. The operand may however be
* {@code null}.
*
* @param p the predicate
* @return the operand
*/
public static Object getSecondOperand(FieldPredicate p) {
return Cast.castOrFail(p, Tuple.class).get(1);
}
/**
* Returns the {@link Inclusion} operand of the specified
* {@link FieldPredicate}, throwing an exception if it doesn't exist. The
* operand may however be {@code null}.
*
* @param p the predicate
* @return the operand
*/
public static Inclusion getInclusionOperand(FieldPredicate p) {
return Cast.castOrFail(p, BetweenPredicate.class).getInclusion();
}
/**
* Should not be instantiated.
*/
private PredicateOperandUtil() {}
}