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MyBatis framework for generating dynamic SQL
There is a newer version: 1.5.2
/**
 *    Copyright 2016-2019 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
 *
 *       http://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.dynamic.sql.where;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.mybatis.dynamic.sql.BindableColumn;
import org.mybatis.dynamic.sql.SqlCriterion;
import org.mybatis.dynamic.sql.VisitableCondition;

public abstract class AbstractWhereDSL> {
    private List> criteria = new ArrayList<>();
    
    protected  AbstractWhereDSL() {
        super();
    }
    
    public  T where(BindableColumn column, VisitableCondition condition) {
        addCriterion(column, condition);
        return getThis();
    }
    
    public  T where(BindableColumn column, VisitableCondition condition, SqlCriterion...subCriteria) {
        addCriterion(column, condition, Arrays.asList(subCriteria));
        return getThis();
    }
    
    public  T where(BindableColumn column, VisitableCondition condition, List> subCriteria) {
        addCriterion(column, condition, subCriteria);
        return getThis();
    }

    @SuppressWarnings("unchecked")
    public T applyWhere(WhereApplier whereApplier) {
        return (T) whereApplier.apply(this);
    }

    public  T and(BindableColumn column, VisitableCondition condition) {
        addCriterion("and", column, condition); //$NON-NLS-1$
        return getThis();
    }
    
    public  T and(BindableColumn column, VisitableCondition condition, SqlCriterion...subCriteria) {
        addCriterion("and", column, condition, Arrays.asList(subCriteria)); //$NON-NLS-1$
        return getThis();
    }
    
    public  T and(BindableColumn column, VisitableCondition condition, List> subCriteria) {
        addCriterion("and", column, condition, subCriteria); //$NON-NLS-1$
        return getThis();
    }
    
    public  T or(BindableColumn column, VisitableCondition condition) {
        addCriterion("or", column, condition); //$NON-NLS-1$
        return getThis();
    }
    
    public  T or(BindableColumn column, VisitableCondition condition, SqlCriterion...subCriteria) {
        addCriterion("or", column, condition, Arrays.asList(subCriteria)); //$NON-NLS-1$
        return getThis();
    }
    
    public  T or(BindableColumn column, VisitableCondition condition, List> subCriteria) {
        addCriterion("or", column, condition, subCriteria); //$NON-NLS-1$
        return getThis();
    }
    
    private  void addCriterion(BindableColumn column, VisitableCondition condition) {
        SqlCriterion criterion = SqlCriterion.withColumn(column)
                .withCondition(condition)
                .build();
        criteria.add(criterion);
    }
    
    private  void addCriterion(String connector, BindableColumn column, VisitableCondition condition) {
        SqlCriterion criterion = SqlCriterion.withColumn(column)
                .withConnector(connector)
                .withCondition(condition)
                .build();
        criteria.add(criterion);
    }
    
    private  void addCriterion(BindableColumn column, VisitableCondition condition,
            List> subCriteria) {
        SqlCriterion criterion = SqlCriterion.withColumn(column)
                .withCondition(condition)
                .withSubCriteria(subCriteria)
                .build();
        criteria.add(criterion);
    }
    
    private  void addCriterion(String connector, BindableColumn column, VisitableCondition condition,
            List> subCriteria) {
        SqlCriterion criterion = SqlCriterion.withColumn(column)
                .withConnector(connector)
                .withCondition(condition)
                .withSubCriteria(subCriteria)
                .build();
        criteria.add(criterion);
    }
    
    protected WhereModel internalBuild() {
        return WhereModel.of(criteria);
    }
    
    protected abstract WhereModel buildWhereModel();
    
    protected abstract T getThis();
}