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A Speedment bundle that shades all dependencies into one jar. This is
useful when deploying an application on a server.
/**
*
* 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.internal.predicate;
import com.speedment.common.tuple.Tuple;
import com.speedment.runtime.config.identifier.ColumnIdentifier;
import com.speedment.runtime.field.Field;
import com.speedment.runtime.field.internal.util.Cast;
import com.speedment.runtime.field.predicate.FieldPredicate;
import com.speedment.runtime.field.predicate.PredicateType;
import java.util.function.Predicate;
import static java.util.Objects.requireNonNull;
/**
* A predicate that contains meta-data about the {@link Field} that was used to
* construct it.
*
* @param the entity type that is being tested
* @param the field in the entity that is operated on
*
* @author Emil Forslund
* @since 3.0.0
*/
public abstract class AbstractFieldPredicate>
extends AbstractPredicate
implements FieldPredicate {
private final PredicateType predicateType;
private final FIELD field;
private final Predicate tester;
protected AbstractFieldPredicate(
final PredicateType predicateType,
final FIELD field,
final Predicate tester) {
this.predicateType = requireNonNull(predicateType);
this.field = requireNonNull(field);
this.tester = requireNonNull(tester);
}
protected final Predicate getTester() {
return tester;
}
@Override
public boolean applyAsBoolean(ENTITY instance) {
return tester.test(instance);
}
@Override
public final PredicateType getPredicateType() {
return predicateType;
}
@Override
public final FIELD getField() {
return field;
}
@Override
public String toString() {
final ColumnIdentifier cId = field.identifier();
final StringBuilder sb = new StringBuilder();
sb.append(getClass().getSimpleName())
.append(" {")
.append("field: ")
.append(cId.getDbmsId()).append('.')
.append(cId.getSchemaId()).append('.')
.append(cId.getTableId()).append('.')
.append(cId.getColumnId())
.append(", type: '").append(predicateType).append("'");
Cast.cast(this, Tuple.class).ifPresent(tuple -> {
for (int i = 0; i < tuple.degree(); i++) {
sb.append(", operand ").append(i)
.append(": ").append(tuple.get(i));
}
});
return sb.append("}").toString();
}
}