ResultMapWithoutBLOBsElementGenerator.java

/*
 *    Copyright 2006-2026 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       https://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.mybatis.generator.runtime.mybatis3.xmlmapper.elements;

import java.util.List;
import java.util.Optional;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.XmlElement;

public class ResultMapWithoutBLOBsElementGenerator extends AbstractXmlMapperElementGenerator {
    private final boolean isSimple;

    protected ResultMapWithoutBLOBsElementGenerator(Builder builder) {
        super(builder);
        this.isSimple = builder.isSimple;
    }

    @Override
    public Optional<XmlElement> generateElement() {
        if (!introspectedTable.getRules().generateBaseResultMap()) {
            return Optional.empty();
        }

        XmlElement answer = new XmlElement("resultMap"); //$NON-NLS-1$
        answer.addAttribute(new Attribute("id", introspectedTable.getBaseResultMapId())); //$NON-NLS-1$

        String returnType;
        if (isSimple) {
            returnType = introspectedTable.getBaseRecordType();
        } else {
            if (introspectedTable.getRules().generateBaseRecordClass()) {
                returnType = introspectedTable.getBaseRecordType();
            } else {
                returnType = introspectedTable.getPrimaryKeyType();
            }
        }

        answer.addAttribute(new Attribute("type", returnType)); //$NON-NLS-1$

        commentGenerator.addComment(answer);

        if (introspectedTable.isConstructorBased() || introspectedTable.isRecordBased()) {
            addResultMapConstructorElements(answer);
        } else {
            addResultMapElements(answer);
        }

        return Optional.of(answer);
    }

    private void addResultMapElements(XmlElement answer) {
        buildResultMapItems(ResultElementType.ID, introspectedTable.getPrimaryKeyColumns()).forEach(answer::addElement);

        List<IntrospectedColumn> columns;
        if (isSimple) {
            columns = introspectedTable.getNonPrimaryKeyColumns();
        } else {
            columns = introspectedTable.getBaseColumns();
        }

        buildResultMapItems(ResultElementType.RESULT, columns).forEach(answer::addElement);
    }

    private void addResultMapConstructorElements(XmlElement answer) {
        answer.addElement(buildConstructorElement(isSimple));
    }

    @Override
    public boolean callPlugins(XmlElement element) {
        return pluginAggregator.sqlMapResultMapWithoutBLOBsElementGenerated(element, introspectedTable);
    }

    public static class Builder extends AbstractGeneratorBuilder<Builder> {
        private boolean isSimple;

        public Builder isSimple(boolean isSimple) {
            this.isSimple = isSimple;
            return this;
        }

        @Override
        protected Builder getThis() {
            return this;
        }

        public ResultMapWithoutBLOBsElementGenerator build() {
            return new ResultMapWithoutBLOBsElementGenerator(this);
        }
    }
}