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Code Issues Releases Wiki Activity

bug fixed for mysql parser.

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wenshao
2017-06-25 19:04:59 +08:00
parent 4decf975c6
commit 54e9620dc3
3 changed files with 89 additions and 16 deletions
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src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_42.java
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package com.alibaba.druid.bvt.sql.mysql.param;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.parser.SQLParserUtils;
import com.alibaba.druid.sql.parser.SQLStatementParser;
import com.alibaba.druid.sql.visitor.SQLASTOutputVisitor;
import com.alibaba.druid.util.JdbcConstants;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.serializer.SerializerFeature;
import junit.framework.TestCase;
import java.util.ArrayList;
import java.util.List;
/**
* Created by wenshao on 16/8/23.
*/
public class MySqlParameterizedOutputVisitorTest_42 extends TestCase {
public void test_for_parameterize() throws Exception {
final String dbType = JdbcConstants.MYSQL;
String sql = "UPDATE offline_file_user" +
" SET sended_file_num = sended_file_num-1, sended_flie_total_size = sended_flie_total_size-19039064" +
" WHERE login_id = ?";
SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
List<SQLStatement> stmtList = parser.parseStatementList();
SQLStatement statement = stmtList.get(0);
StringBuilder out = new StringBuilder();
SQLASTOutputVisitor visitor = SQLUtils.createOutputVisitor(out, JdbcConstants.MYSQL);
List<Object> parameters = new ArrayList<Object>();
visitor.setParameterized(true);
visitor.setParameterizedMergeInList(true);
visitor.setParameters(parameters);
/*visitor.setPrettyFormat(false);*/
statement.accept(visitor);
/* JSONArray array = new JSONArray();
for(String table : visitor.getTables()){
array.add(table.replaceAll("`",""));
}*/
String psql = out.toString();
System.out.println(psql);
assertEquals("UPDATE offline_file_user\n" +
"SET sended_file_num = sended_file_num - ?, sended_flie_total_size = sended_flie_total_size - ?\n" +
"WHERE login_id = ?", psql);
String params_json = JSONArray.toJSONString(parameters, SerializerFeature.WriteClassName);
System.out.println(params_json);
JSONArray jsonArray = JSON.parseArray(params_json);
String json = JSONArray.toJSONString(jsonArray, SerializerFeature.WriteClassName);
assertEquals("[1,19039064]", json);
String rsql = SQLUtils.toSQLString(SQLUtils.parseStatements(psql, dbType), dbType, jsonArray);
assertEquals("UPDATE offline_file_user\n" +
"SET sended_file_num = sended_file_num - 1, sended_flie_total_size = sended_flie_total_size - 19039064\n" +
"WHERE login_id = ?", rsql);
}
}