aswi2020vldc-gitlab/src/main/java/vldc/aswi/domain/parameter/ParameterValue.java @ 6af5c07d

package vldc.aswi.domain.parameter;

import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.NoArgsConstructor;
import vldc.aswi.domain.EntityParent;

import javax.persistence.*;
import java.util.List;

/**
 * Domain entity representing Parameter in application.
 */
@Entity(name = "Parametr_hodnota")
@Data
@EqualsAndHashCode(callSuper = true)
@NoArgsConstructor
public class ParameterValue extends EntityParent {

    /** Specific parameter which can use this value. */
    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "parametr_id")
    private Parameter parameter;

    /** Value that can be used in specific parameter. */
    @Column(name = "hodnota")
    private String value;

    /** List of parametersInConfigurations, which using this function. */
    @ManyToMany(mappedBy = "selectedParameterValues")
    private List<ParameterInConfiguration> parametersInConfigurations;

    /**
     * Constructor.
     * @param value - Value that can be used in specific parameter.
     */
    public ParameterValue(String value) {
        this.setValue(value);
    }

    /**
     * Equal method for comparing two objects.
     * @param obj - Comparing object.
     * @return true if objects are same.
     */
    @Override
    public boolean equals(Object obj) {
        return super.equals(obj);
    }

    /**
     * Overriding toString method to prevent StackOverflowError.
     * @return Object with zero parameters.
     */
    @Override
    public String toString() {
        return "ParameterValue[]";
    }
}