org.mapstruct.ap.internal.conversion.StaticParseToStringConversion Maven / Gradle / Ivy

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/*
 * Copyright MapStruct Authors.
 *
 * Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
 */
package org.mapstruct.ap.internal.conversion;

import java.util.Set;

import org.mapstruct.ap.internal.model.common.ConversionContext;
import org.mapstruct.ap.internal.model.common.Type;
import org.mapstruct.ap.internal.util.Collections;

/**
 * Handles conversion between a target type {@code T} and {@link String},
 * where {@code T#parse(String)} and {@code T#toString} are inverse operations.
 * The {@link ConversionContext#getTargetType()} is used as the from target type {@code T}.
 */
public class StaticParseToStringConversion extends SimpleConversion {

    @Override
    protected String getToExpression(ConversionContext conversionContext) {
        return ".toString()";
    }

    @Override
    protected String getFromExpression(ConversionContext conversionContext) {
        return conversionContext.getTargetType().createReferenceName() + ".parse(  )";
    }

    @Override
    protected Set getFromConversionImportTypes(ConversionContext conversionContext) {
        return Collections.asSet( conversionContext.getTargetType() );
    }

}