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A general programming library in Java/Android. It's easy to learn and simple to use with concise and powerful APIs.

There is a newer version: 5.3.16

/*
 * Copyright (C) 2016 HaiYang Li
 *
 * 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.landawn.abacus.util.function;

import com.landawn.abacus.util.N;
import com.landawn.abacus.util.Throwables;

/**
 *
 * @since 0.8
 *
 * @author Haiyang Li
 */
public interface CharUnaryOperator extends Throwables.CharUnaryOperator {

    @Override
    char applyAsChar(char operand);

    default CharUnaryOperator compose(CharUnaryOperator before) {
        N.checkArgNotNull(before);

        return v -> applyAsChar(before.applyAsChar(v));
    }

    default CharUnaryOperator andThen(CharUnaryOperator after) {
        N.checkArgNotNull(after);

        return t -> after.applyAsChar(applyAsChar(t));
    }

    static CharUnaryOperator identity() {
        return t -> t;
    }
}