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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) 2006-2017, 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.core.db;
import com.speedment.runtime.core.exception.SpeedmentException;
import java.sql.SQLException;
import java.util.Objects;
import static java.util.Objects.requireNonNull;
import java.util.function.Function;
/**
* A variation of the standard {@code java.util.function.Function} that throws
* a {@code SQLException} if an error occurred while the function was applied.
*
* @param input type
* @param result type
*
* @author Per Minborg
*/
@FunctionalInterface
public interface SqlFunction {
R apply(T t) throws SQLException;
static SqlFunction wrap(Function inner) {
return requireNonNull(inner)::apply;
}
default Function unWrap() {
return t -> {
try {
return this.apply(t);
} catch (SQLException sqle) {
throw new SpeedmentException(sqle);
}
};
}
default SqlFunction compose(SqlFunction before) {
Objects.requireNonNull(before);
return (V v) -> apply(before.apply(v));
}
default SqlFunction andThen(SqlFunction after) {
Objects.requireNonNull(after);
return (T t) -> after.apply(apply(t));
}
static SqlFunction identity() {
return (T t) -> t;
}
}