com.github.davidmoten.oas3.internal.model.Association Maven / Gradle / Ivy

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Generates PlantUML file from an OpenAPI 3.0 Definition
There is a newer version: 0.1.30
package com.github.davidmoten.oas3.internal.model;

import java.util.Objects;
import java.util.Optional;

public final class Association implements Relationship {
    private final String from;
    private final String to;
    private final AssociationType type;
    private final Optional responseCode;
    private final Optional responseContentType;
    private final Optional propertyOrParameterName;
    private final boolean owns;

    private Association(String from, String to, AssociationType type, Optional responseCode,
            Optional responseContentType, Optional propertyOrParameterName, boolean owns) {
        this.from = from;
        this.to = to;
        this.type = type;
        this.responseCode = responseCode;
        this.responseContentType = responseContentType;
        this.propertyOrParameterName = propertyOrParameterName;
        this.owns = owns;
    }

    public String from() {
        return from;
    }

    public String to() {
        return to;
    }

    public AssociationType type() {
        return type;
    }

    public Optional responseCode() {
        return responseCode;
    }

    public Optional responseContentType() {
        return responseContentType;
    }

    public Optional propertyOrParameterName() {
        return propertyOrParameterName;
    }

    public boolean owns() {
        return owns;
    }

    @Override
    public String toString() {
        StringBuilder b = new StringBuilder();
        b.append("Association [from=");
        b.append(from);
        b.append(", to=");
        b.append(to);
        b.append(", type=");
        b.append(type);
        b.append(", responseCode=");
        b.append(str(responseCode));
        b.append(", responseContentType=");
        b.append(str(responseContentType));
        b.append(", propertyOrParameterName=");
        b.append(str(propertyOrParameterName));
        b.append("]");
        return b.toString();
    }

    @Override
    public int hashCode() {
        return Objects.hash(from, owns, propertyOrParameterName, responseCode, responseContentType, to, type);
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null)  {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        Association other = (Association) obj;
        return Objects.equals(from, other.from) && owns == other.owns
                && Objects.equals(propertyOrParameterName, other.propertyOrParameterName)
                && Objects.equals(responseCode, other.responseCode)
                && Objects.equals(responseContentType, other.responseContentType) && Objects.equals(to, other.to)
                && type == other.type;
    }

    private static String str(Optional o) {
        return o.map(x -> x.toString()).orElse("");
    }

    public static Builder from(String from) {
        return new Builder(from);
    }

    public static final class Builder {

        private final String from;
        private String to;
        private AssociationType type;
        private Optional propertyOrParameterName = Optional.empty();
        private Optional responseCode = Optional.empty();
        private Optional responseContentType = Optional.empty();
        private boolean  owns = false;

        Builder(String from) {
            this.from = from;
        }

        public Builder2 to(String to) {
            this.to = to;
            return new Builder2(this);
        }
    }

    public static final class Builder2 {

        private final Builder b;

        Builder2(Builder b) {
            this.b = b;
        }

        public Builder3 one() {
            return type(AssociationType.ONE);
        }

        public Builder3 many() {
            return type(AssociationType.MANY);
        }

        public Builder3 zeroOne() {
            return type(AssociationType.ZERO_ONE);
        }

        public Builder3 type(AssociationType type) {
            b.type = type;
            return new Builder3(b);
        }
    }

    public static final class Builder3 {

        private final Builder b;

        Builder3(Builder b) {
            this.b = b;
        }

        public Association build() {
            return new Association(b.from, b.to, b.type, b.responseCode, b.responseContentType,
                    b.propertyOrParameterName, b.owns);
        }

        public Builder3 propertyOrParameterName(String label) {
            return propertyOrParameterName(Optional.of(label));
        }

        public Builder3 responseCode(String responseCode) {
            b.responseCode = Optional.of(responseCode);
            return this;
        }

        public Builder3 responseContentType(String responseContentType) {
            b.responseContentType = Optional.of(responseContentType);
            return this;
        }

        public Builder3 propertyOrParameterName(Optional propertyOrParameterName) {
            b.propertyOrParameterName = propertyOrParameterName;
            return this;
        }

        public Builder3 owns(boolean owns) {
            b.owns = owns;
            return this;
        }
    }
}