SwaggerVersion.java

package com.smartbear.swagger4j;

/**
 * Enum for the Swagger Version
 */

public enum SwaggerVersion {
    V1_0, V1_1, V1_2, V2_0;

    public String getIdentifier() {
        switch (this) {
            case V1_0:
                return "1.0";
            case V1_1:
                return "1.1";
            case V1_2:
                return "1.2";
            case V2_0:
                return "2.0";
        }

        throw new RuntimeException("Unexpected Swagger version: " + this.name());
    }

    public final static SwaggerVersion DEFAULT_VERSION = V1_2;

    public static SwaggerVersion fromIdentifier(String string) {
        if (V1_0.getIdentifier().equals(string)) {
            return V1_0;
        }
        if (V1_1.getIdentifier().equals(string)) {
            return V1_1;
        }
        if (V1_2.getIdentifier().equals(string)) {
            return V1_2;
        }
        if (V2_0.getIdentifier().equals(string)) {
            return V2_0;
        }

        throw new RuntimeException("Unknown Swagger Version: " + string);
    }

    public boolean isGreaterThan(SwaggerVersion version) {
        return version.getIdentifier().compareTo(getIdentifier()) < 0;
    }

    public boolean isLessThan(SwaggerVersion version) {
        return version.getIdentifier().compareTo(getIdentifier()) > 0;
    }
}