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Partly generated model of the fields that represent columns in the database. Fields can be used to produce special predicates and functions that contain metadata that Speedment can analyze runtime.

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/**
 * 
 * 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.field.trait;

import com.speedment.common.annotation.GeneratedCode;
import com.speedment.runtime.field.Field;
import com.speedment.runtime.field.internal.method.SetToCharImpl;
import com.speedment.runtime.field.method.CharSetter;
import com.speedment.runtime.field.method.GetChar;
import com.speedment.runtime.field.method.SetToChar;
import com.speedment.runtime.typemapper.TypeMapper;

/**
 * A representation of an Entity field that is a primitive {@code char} type.
 * 
 * @param  entity type
 * @param       database type
 * 
 * @author Emil Forslund
 * @since  3.0.0
 */
@GeneratedCode(value = "Speedment")
public interface HasCharValue extends Field {
    
    @Override
    CharSetter setter();
    
    @Override
    GetChar getter();
    
    @Override
    TypeMapper typeMapper();
    
    /**
     * Gets the value from the Entity field.
     * 
     * @param entity the entity
     * @return       the value of the field
     */
    default char getAsChar(ENTITY entity) {
        return getter().applyAsChar(entity);
    }
    
    /**
     * Sets the value in the given Entity.
     * 
     * @param entity the entity
     * @param value  to set
     * @return       the entity itself
     */
    default ENTITY set(ENTITY entity, char value) {
        return setter().setAsChar(entity, value);
    }
    
    /**
     * Creates and returns a setter handler with a given value.
     * 
     * @param value to set
     * @return      a set-operation with a given value
     */
    default SetToChar setTo(char value) {
        return new SetToCharImpl<>(this, value);
    }
}