com.ibatis.sqlmap.engine.mapping.statement.DeleteStatement Maven / Gradle / Ivy

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The jBATIS persistence framework will help you to significantly reduce the amount of Java code that you normally need to access a relational database. iBATIS simply maps JavaBeans to SQL statements using a very simple XML descriptor.

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/*
 *  Copyright 2004 Clinton Begin
 *
 *  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 com.ibatis.sqlmap.engine.mapping.statement;

import com.ibatis.common.logging.ILog;
import com.ibatis.common.logging.ILogFactory;
import com.ibatis.sqlmap.client.event.RowHandler;
import com.ibatis.sqlmap.engine.mapping.sql.Sql;
import com.ibatis.sqlmap.engine.scope.ErrorContext;
import com.ibatis.sqlmap.engine.scope.StatementScope;
import com.ibatis.sqlmap.engine.transaction.Transaction;

import java.sql.SQLException;
import java.util.List;

public class DeleteStatement extends MappedStatement {
    static final ILog log = ILogFactory.getLog(DeleteStatement.class);

    @Override
    public StatementType getStatementType() {
        return StatementType.DELETE;
    }

    @Override
    public  T executeQueryForObject(StatementScope statementScope, Transaction trans, Object parameterObject,
        Object resultObject) throws SQLException {
        throw new SQLException("Delete statements cannot be executed as a query.");
    }

    @Override
    public  int executeQueryForPage(StatementScope statementScope, List page, Transaction trans,
        Object paramObject, int skipResults, int maxResults) throws SQLException {
        throw new SQLException("Delete statements cannot be executed as a query.");
    }

    @Override
    public  List executeQueryForList(StatementScope statementScope, Transaction trans, Object parameterObject,
        int skipResults, int maxResults) throws SQLException {
        throw new SQLException("Delete statements cannot be executed as a query.");
    }

    @Override
    public void executeQueryWithRowHandler(StatementScope statementScope, Transaction trans, Object parameterObject,
        RowHandler rowHandler) throws SQLException {
        throw new SQLException("Delete statements cannot be executed as a query.");
    }

    @Override
    public void checkSql(ErrorContext ec) {
        Sql sql = getSql();
        String txt = sql.headText();
        if (txt != null && !txt.contains("delete") && !txt.contains("DELETE")) {
            ec.setObjectId(getId());
            ec.setDebugInfo("Maybe not delete clause.");
            log.warn(ec.toStr());
        }
    }
}