SimpleSelectAllElementGenerator.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.Optional;

import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.config.PropertyRegistry;
import org.mybatis.generator.internal.util.StringUtility;

public class SimpleSelectAllElementGenerator extends AbstractXmlMapperElementGenerator {

    protected SimpleSelectAllElementGenerator(Builder builder) {
        super(builder);
    }

    @Override
    public Optional<XmlElement> generateElement() {
        XmlElement answer = new XmlElement("select"); //$NON-NLS-1$

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

        commentGenerator.addComment(answer);

        buildSelectList("select ", introspectedTable.getAllColumns()).forEach(answer::addElement); //$NON-NLS-1$

        StringBuilder sb = new StringBuilder();
        sb.append("from "); //$NON-NLS-1$
        sb.append(introspectedTable.getAliasedFullyQualifiedRuntimeTableName());
        answer.addElement(new TextElement(sb.toString()));

        String orderByClause = introspectedTable.getTableConfigurationProperty(
                PropertyRegistry.TABLE_SELECT_ALL_ORDER_BY_CLAUSE);
        boolean hasOrderBy = StringUtility.stringHasValue(orderByClause);
        if (hasOrderBy) {
            sb.setLength(0);
            sb.append("order by "); //$NON-NLS-1$
            sb.append(orderByClause);
            answer.addElement(new TextElement(sb.toString()));
        }

        return Optional.of(answer);
    }

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

    public static class Builder extends AbstractGeneratorBuilder<Builder> {
        @Override
        protected Builder getThis() {
            return this;
        }

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