com.varmateo.yawg.util.PageBakeResults Maven / Gradle / Ivy

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/**************************************************************************
 *
 * Copyright (c) 2020 Yawg project contributors.
 *
 **************************************************************************/

package com.varmateo.yawg.util;

import io.vavr.control.Try;

import com.varmateo.yawg.api.YawgException;
import com.varmateo.yawg.spi.PageBakeResult;


/**
 *
 */
public final class PageBakeResults {


    private PageBakeResults() {
        // Nothing to do.
    }


    /**
     *
     */
    public static PageBakeResult success() {

        return new PageBakeResult() {

            @Override
            public boolean isSuccess() {
                return true;
            }

            @Override
            public YawgException failureCause() {
                throw new UnsupportedOperationException();
            }
        };
    }


    /**
     *
     */
    public static PageBakeResult failure(final YawgException cause) {

        return new PageBakeResult() {

            @Override
            public boolean isSuccess() {
                return false;
            }

            @Override
            public YawgException failureCause() {
                return cause;
            }
        };
    }


    /**
     *
     */
    public static PageBakeResult fromTry(final Try tryResult) {

        return tryResult
                .map(x -> PageBakeResults.success())
                .recover(YawgException.class, PageBakeResults::failure)
                .get();
    }


    /**
     *
     */
    public static Try toTry(final PageBakeResult value) {

        final Try result;

        if ( value.isSuccess() ) {
            result = Trys.success();
        } else {
            result = Try.failure(value.failureCause());
        }

        return result;
    }
}