Tenlion/cm-cloud
5
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

新增table操作功能

Browse Source
This commit is contained in:
wenc000 2019-11-15 17:42:07 +08:00
parent 337b2a7ebb
commit bcc29e2cba
10 changed files with 607 additions and 128 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
cloud-common-plugin/src/main/java/com/cm/common/plugin/controller/apis/database/table/TableController.java
View File

@ -4,12 +4,15 @@ import com.cm.common.annotation.CheckRequestBodyAnnotation;
import com.cm.common.base.AbstractController;
import com.cm.common.constants.ISystemConstant;
import com.cm.common.exception.SearchException;
import com.cm.common.plugin.pojo.dtos.database.table.TableColumnDTO;
import com.cm.common.plugin.pojo.dtos.database.table.TableDTO;
import com.cm.common.plugin.pojo.vos.database.table.TableVO;
import com.cm.common.plugin.service.database.table.ITableService;
import com.cm.common.result.SuccessResult;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.Map;
/**
@ -32,7 +35,12 @@ public class TableController extends AbstractController {
@PostMapping("savetable")
@CheckRequestBodyAnnotation
public SuccessResult saveTable(@RequestBody TableVO tableVO) {
return new SuccessResult();
return tableService.saveTable(tableVO);
}
@GetMapping("getTableByTableName/{tableName}")
public TableDTO getTableByTableName(@PathVariable("tableName") String tableName) {
return tableService.getTableByTableName(tableName);
}
/**
@ -41,7 +49,7 @@ public class TableController extends AbstractController {
* @return
*/
@GetMapping("listtables")
public SuccessResult listTables() throws SearchException {
public List<TableDTO> listTables() throws SearchException {
Map<String, Object> params = requestParams();
return tableService.listTables(params);
}
@ -53,7 +61,7 @@ public class TableController extends AbstractController {
* @return
*/
@GetMapping("listtablecolumns/{tableName}")
public SuccessResult listTableColumns(@PathVariable("tableName") String tableName) throws SearchException {
public List<TableColumnDTO> listTableColumns(@PathVariable("tableName") String tableName) throws SearchException {
Map<String, Object> params = requestParams();
params.put("tableName", tableName);
return tableService.listTableColumns(params);

62
cloud-common-plugin/src/main/java/com/cm/common/plugin/dao/database/table/ITableDao.java Normal file
View File

@ -0,0 +1,62 @@
package com.cm.common.plugin.dao.database.table;
import com.cm.common.plugin.pojo.dtos.database.table.TableColumnDTO;
import com.cm.common.plugin.pojo.dtos.database.table.TableDTO;
import com.cm.common.plugin.pojo.vos.database.table.TableColumnVO;
import org.springframework.stereotype.Repository;
import java.sql.Connection;
import java.util.List;
import java.util.Map;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: ITableDao
* @Description: //TODO
* @Author: WangGeng
* @Date: 2019/11/15 10:22
* @Version: 1.0
**/
public interface ITableDao {
/**
* 建表
*
* @param connection
* @param databaseName
* @param tableName
* @param tableColumns
*/
void saveTable(Connection connection, String databaseName, String tableName, List<TableColumnVO> tableColumns);
/**
* 表列列表
*
* @param connection
* @param params
* @return
*/
List<TableColumnDTO> listTableColumns(Connection connection, Map<String, Object> params);
/**
* 表list
*
* @param connection
* @param params
* @return
*/
List<TableDTO> listTables(Connection connection, Map<String, Object> params);
/**
* 通过表名获取表
*
* @param connection
* @param databaseName
* @param tableName
* @return
*/
TableDTO getTableByTableName(Connection connection, String databaseName, String tableName);
}

108
cloud-common-plugin/src/main/java/com/cm/common/plugin/dao/database/table/impl/TableDaoImpl.java Normal file
View File

@ -0,0 +1,108 @@
package com.cm.common.plugin.dao.database.table.impl;
import com.cm.common.exception.SaveException;
import com.cm.common.exception.SearchException;
import com.cm.common.plugin.dao.database.table.ITableDao;
import com.cm.common.plugin.pojo.dtos.database.table.TableColumnDTO;
import com.cm.common.plugin.pojo.dtos.database.table.TableDTO;
import com.cm.common.plugin.pojo.vos.database.table.TableColumnVO;
import com.cm.common.plugin.service.database.IDatabaseService;
import com.cm.common.utils.HashMapUtil;
import com.cm.common.utils.WStringUtil;
import com.cm.common.utils.jdbc.JdbcUtil;
import jdk.nashorn.internal.runtime.regexp.joni.Regex;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Repository;
import org.springframework.stereotype.Service;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: TableDaoImpl
* @Description: //TODO
* @Author: WangGeng
* @Date: 2019/11/15 15:39
* @Version: 1.0
**/
@Repository
public class TableDaoImpl implements ITableDao {
private static final Logger LOG = LoggerFactory.getLogger(TableDaoImpl.class);
@Override
public void saveTable(Connection connection, String databaseName, String tableName, List<TableColumnVO> tableColumns) {
// try {
// String sql = "";
// } catch (SQLException e) {
// LOG.error(e.getMessage(), e);
// throw new SaveException("建表失败");
// }
}
private String getSaveTableSQL(String databaseName, String tableName, List<TableColumnVO> tableColumns) {
StringBuilder sql = new StringBuilder("CREATE TABLE `").append(databaseName).append("`.`").append(tableName).append("`");
for (TableColumnVO tableColumnVO : tableColumns) {
}
return sql.toString();
}
@Override
public List<TableColumnDTO> listTableColumns(Connection connection, Map<String, Object> params) {
try {
String sql = "SELECT COLUMN_NAME columnName,COLUMN_DEFAULT columnDefault,IS_NULLABLE isNullable,DATA_TYPE dataType,CHARACTER_MAXIMUM_LENGTH characterMaximumLength,NUMERIC_PRECISION numericPrecision,NUMERIC_SCALE numericScale,DATETIME_PRECISION datetimePrecision,COLUMN_TYPE columnType,COLUMN_KEY columnKey,COLUMN_COMMENT columnComment,EXTRA extra FROM `information_schema`.`COLUMNS` WHERE `TABLE_SCHEMA`= ? AND `TABLE_NAME`= ?";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
preparedStatement.setString(1, params.get("databaseName").toString());
preparedStatement.setString(2, params.get("tableName").toString());
preparedStatement.execute();
return HashMapUtil.mapListToBeanList(JdbcUtil.listResult(preparedStatement.getResultSet()), TableColumnDTO.class);
} catch (SQLException e) {
LOG.error(e.getMessage(), e);
throw new SearchException("获取表列失败");
}
}
@Override
public List<TableDTO> listTables(Connection connection, Map<String, Object> params) {
try {
String sql = "SELECT TABLE_SCHEMA tableSchema, TABLE_NAME tableName FROM `information_schema`.`TABLES` WHERE `TABLE_SCHEMA` = ?";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
preparedStatement.setString(1, params.get("databaseName").toString());
preparedStatement.execute();
return HashMapUtil.mapListToBeanList(JdbcUtil.listResult(preparedStatement.getResultSet()), TableDTO.class);
} catch (SQLException e) {
LOG.error(e.getMessage(), e);
throw new SearchException("获取表列表失败");
}
}
@Override
public TableDTO getTableByTableName(Connection connection, String databaseName, String tableName) {
try {
String sql = "SELECT TABLE_SCHEMA tableSchema, TABLE_NAME tableName FROM `information_schema`.`TABLES` WHERE `TABLE_SCHEMA` = ? AND `TABLE_NAME` = ?";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
preparedStatement.setString(1, databaseName);
preparedStatement.setString(2, tableName);
preparedStatement.execute();
Map<String, Object> tableMap = JdbcUtil.getResult(preparedStatement.getResultSet());
if (tableMap == null) {
return null;
}
return HashMapUtil.mapToBean(tableMap, TableDTO.class);
} catch (SQLException e) {
LOG.error(e.getMessage(), e);
throw new SearchException("获取表失败");
}
}
}

170
cloud-common-plugin/src/main/java/com/cm/common/plugin/pojo/dtos/database/table/TableColumnDTO.java Normal file
View File

@ -0,0 +1,170 @@
package com.cm.common.plugin.pojo.dtos.database.table;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: TableColumnDto
* @Description: //TODO
* @Author: WangGeng
* @Date: 2019/11/15 13:47
* @Version: 1.0
**/
@ApiModel
public class TableColumnDTO {
@ApiModelProperty(name = "columnName", value = "列名")
private String columnName;
@ApiModelProperty(name = "columnDefault", value = "默认")
private String columnDefault;
@ApiModelProperty(name = "isNullable", value = "是否为空")
private String isNullable;
@ApiModelProperty(name = "dataType", value = "数据类型")
private String dataType;
@ApiModelProperty(name = "characterMaximumLength", value = "字符最大长度")
private Long characterMaximumLength;
@ApiModelProperty(name = "numericPrecision", value = "数字精度")
private Long numericPrecision;
@ApiModelProperty(name = "numericScale", value = "数字范围")
private Long numericScale;
@ApiModelProperty(name = "datetimePrecision", value = "时间精度")
private Long datetimePrecision;
@ApiModelProperty(name = "columnType", value = "列类型")
private String columnType;
@ApiModelProperty(name = "columnKey", value = "主键")
private String columnKey;
@ApiModelProperty(name = "columnComment", value = "说明")
private String columnComment;
@ApiModelProperty(name = "extra", value = "附加")
private String extra;
public String getColumnName() {
return columnName;
}
public void setColumnName(String columnName) {
this.columnName = columnName;
}
public String getColumnDefault() {
return columnDefault;
}
public void setColumnDefault(String columnDefault) {
this.columnDefault = columnDefault;
}
public String getIsNullable() {
return isNullable;
}
public void setIsNullable(String isNullable) {
this.isNullable = isNullable;
}
public String getDataType() {
return dataType;
}
public void setDataType(String dataType) {
this.dataType = dataType;
}
public Long getCharacterMaximumLength() {
return characterMaximumLength;
}
public void setCharacterMaximumLength(Long characterMaximumLength) {
this.characterMaximumLength = characterMaximumLength;
}
public Long getNumericPrecision() {
return numericPrecision;
}
public void setNumericPrecision(Long numericPrecision) {
this.numericPrecision = numericPrecision;
}
public Long getNumericScale() {
return numericScale;
}
public void setNumericScale(Long numericScale) {
this.numericScale = numericScale;
}
public Long getDatetimePrecision() {
return datetimePrecision;
}
public void setDatetimePrecision(Long datetimePrecision) {
this.datetimePrecision = datetimePrecision;
}
public String getColumnType() {
return columnType;
}
public void setColumnType(String columnType) {
this.columnType = columnType;
}
public String getColumnKey() {
return columnKey;
}
public void setColumnKey(String columnKey) {
this.columnKey = columnKey;
}
public String getColumnComment() {
return columnComment;
}
public void setColumnComment(String columnComment) {
this.columnComment = columnComment;
}
public String getExtra() {
return extra;
}
public void setExtra(String extra) {
this.extra = extra;
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("{");
sb.append("\"columnName\":\"")
.append(columnName).append('\"');
sb.append(",\"columnDefault\":\"")
.append(columnDefault).append('\"');
sb.append(",\"isNullable\":\"")
.append(isNullable).append('\"');
sb.append(",\"dataType\":\"")
.append(dataType).append('\"');
sb.append(",\"characterMaximumLength\":")
.append(characterMaximumLength);
sb.append(",\"numericPrecision\":")
.append(numericPrecision);
sb.append(",\"numericScale\":")
.append(numericScale);
sb.append(",\"datetimePrecision\":")
.append(datetimePrecision);
sb.append(",\"columnType\":\"")
.append(columnType).append('\"');
sb.append(",\"columnKey\":\"")
.append(columnKey).append('\"');
sb.append(",\"columnComment\":\"")
.append(columnComment).append('\"');
sb.append(",\"extra\":\"")
.append(extra).append('\"');
sb.append('}');
return sb.toString();
}
}

50
cloud-common-plugin/src/main/java/com/cm/common/plugin/pojo/dtos/database/table/TableDTO.java Normal file
View File

@ -0,0 +1,50 @@
package com.cm.common.plugin.pojo.dtos.database.table;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: TableDTO
* @Description: //TODO
* @Author: WangGeng
* @Date: 2019/11/15 10:25
* @Version: 1.0
**/
@ApiModel
public class TableDTO {
@ApiModelProperty(name = "tableSchema", value = "数据库")
private String tableSchema;
@ApiModelProperty(name = "tableName", value = "表名")
private String tableName;
public String getTableSchema() {
return tableSchema;
}
public void setTableSchema(String tableSchema) {
this.tableSchema = tableSchema;
}
public String getTableName() {
return tableName;
}
public void setTableName(String tableName) {
this.tableName = tableName;
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("{");
sb.append("\"tableSchema\":\"")
.append(tableSchema).append('\"');
sb.append(",\"tableName\":\"")
.append(tableName).append('\"');
sb.append('}');
return sb.toString();
}
}

112
cloud-common-plugin/src/main/java/com/cm/common/plugin/pojo/vos/database/table/TableColumnVO.java Normal file
View File

@ -0,0 +1,112 @@
package com.cm.common.plugin.pojo.vos.database.table;
import com.cm.common.annotation.CheckBooleanAnnotation;
import com.cm.common.annotation.CheckNullAnnotation;
import com.cm.common.annotation.CheckNumberAnnotation;
import io.swagger.annotations.ApiModel;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: TableColumnVO
* @Description: //TODO
* @Author: WangGeng
* @Date: 2019/11/15 14:47
* @Version: 1.0
**/
@ApiModel
public class TableColumnVO {
@CheckNullAnnotation(name = "字段名称")
private String fieldName;
@CheckNullAnnotation(name = "字段说明")
private String fieldComment;
@CheckNullAnnotation(name = "字段类型")
private String fieldType;
@CheckNumberAnnotation(name = "字段长度")
private Integer fieldLength;
@CheckNumberAnnotation(name = "字段小数点长度")
private Integer fieldFloatLength;
@CheckBooleanAnnotation(name = "是否为空")
private Boolean isNull;
@CheckNullAnnotation(name = "默认值")
private String defaultValue;
public String getFieldName() {
return fieldName;
}
public void setFieldName(String fieldName) {
this.fieldName = fieldName;
}
public String getFieldComment() {
return fieldComment;
}
public void setFieldComment(String fieldComment) {
this.fieldComment = fieldComment;
}
public String getFieldType() {
return fieldType;
}
public void setFieldType(String fieldType) {
this.fieldType = fieldType;
}
public Integer getFieldLength() {
return fieldLength;
}
public void setFieldLength(Integer fieldLength) {
this.fieldLength = fieldLength;
}
public Integer getFieldFloatLength() {
return fieldFloatLength;
}
public void setFieldFloatLength(Integer fieldFloatLength) {
this.fieldFloatLength = fieldFloatLength;
}
public Boolean getNull() {
return isNull;
}
public void setNull(Boolean aNull) {
isNull = aNull;
}
public String getDefaultValue() {
return defaultValue;
}
public void setDefaultValue(String defaultValue) {
this.defaultValue = defaultValue;
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("{");
sb.append("\"fieldName\":\"")
.append(fieldName).append('\"');
sb.append(",\"fieldComment\":\"")
.append(fieldComment).append('\"');
sb.append(",\"fieldType\":\"")
.append(fieldType).append('\"');
sb.append(",\"fieldLength\":")
.append(fieldLength);
sb.append(",\"fieldFloatLength\":")
.append(fieldFloatLength);
sb.append(",\"isNull\":")
.append(isNull);
sb.append(",\"defaultValue\":\"")
.append(defaultValue).append('\"');
sb.append('}');
return sb.toString();
}
}

84
cloud-common-plugin/src/main/java/com/cm/common/plugin/pojo/vos/database/table/TableVO.java
View File

@ -1,9 +1,12 @@
package com.cm.common.plugin.pojo.vos.database.table;
import com.cm.common.annotation.CheckBooleanAnnotation;
import com.cm.common.annotation.CheckListAnnotation;
import com.cm.common.annotation.CheckNullAnnotation;
import com.cm.common.annotation.CheckNumberAnnotation;
import java.util.List;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
@ -16,22 +19,10 @@ import com.cm.common.annotation.CheckNumberAnnotation;
**/
public class TableVO {
@CheckNullAnnotation(name = "表名", types = {"二狗", "三狗"})
@CheckNullAnnotation(name = "表名")
private String tableName;
@CheckNullAnnotation(name = "字段名称")
private String fieldName;
@CheckNullAnnotation(name = "字段说明")
private String fieldComment;
@CheckNullAnnotation(name = "字段类型")
private String fieldType;
@CheckNumberAnnotation(name = "字段长度", types = {"1", "1"})
private Integer fieldLength;
@CheckNumberAnnotation(name = "字段小数点长度")
private Integer fieldFloatLength;
@CheckBooleanAnnotation(name = "是否为空")
private Boolean isNull;
@CheckNullAnnotation(name = "默认值")
private String defaultValue;
@CheckListAnnotation(name = "列名")
private List<TableColumnVO> tableColumns;
public String getTableName() {
return tableName;
@ -41,59 +32,22 @@ public class TableVO {
this.tableName = tableName;
}
public String getFieldName() {
return fieldName;
public List<TableColumnVO> getTableColumns() {
return tableColumns;
}
public void setFieldName(String fieldName) {
this.fieldName = fieldName;
public void setTableColumns(List<TableColumnVO> tableColumns) {
this.tableColumns = tableColumns;
}
public String getFieldComment() {
return fieldComment;
}
public void setFieldComment(String fieldComment) {
this.fieldComment = fieldComment;
}
public String getFieldType() {
return fieldType;
}
public void setFieldType(String fieldType) {
this.fieldType = fieldType;
}
public Integer getFieldLength() {
return fieldLength;
}
public void setFieldLength(Integer fieldLength) {
this.fieldLength = fieldLength;
}
public Integer getFieldFloatLength() {
return fieldFloatLength;
}
public void setFieldFloatLength(Integer fieldFloatLength) {
this.fieldFloatLength = fieldFloatLength;
}
public Boolean getNull() {
return isNull;
}
public void setNull(Boolean aNull) {
isNull = aNull;
}
public String getDefaultValue() {
return defaultValue;
}
public void setDefaultValue(String defaultValue) {
this.defaultValue = defaultValue;
@Override
public String toString() {
final StringBuilder sb = new StringBuilder("{");
sb.append("\"tableName\":\"")
.append(tableName).append('\"');
sb.append(",\"tableColumns\":")
.append(tableColumns);
sb.append('}');
return sb.toString();
}
}

29
cloud-common-plugin/src/main/java/com/cm/common/plugin/service/database/table/ITableService.java
View File

@ -1,8 +1,13 @@
package com.cm.common.plugin.service.database.table;
import com.cm.common.exception.SaveException;
import com.cm.common.exception.SearchException;
import com.cm.common.plugin.pojo.dtos.database.table.TableColumnDTO;
import com.cm.common.plugin.pojo.dtos.database.table.TableDTO;
import com.cm.common.plugin.pojo.vos.database.table.TableVO;
import com.cm.common.result.SuccessResult;
import java.util.List;
import java.util.Map;
/**
@ -17,6 +22,25 @@ import java.util.Map;
**/
public interface ITableService {
/**
* 新增表
*
* @param tableVO
* @return
* @throws SearchException
* @throws SaveException
*/
SuccessResult saveTable(TableVO tableVO) throws SearchException, SaveException;
/**
* 通过表名获取表
*
* @param tableName
* @return
* @throws SearchException
*/
TableDTO getTableByTableName(String tableName) throws SearchException;
/**
* 表列表
*
@ -24,7 +48,7 @@ public interface ITableService {
* @return
* @throws SearchException
*/
SuccessResult listTables(Map<String, Object> params) throws SearchException;
List<TableDTO> listTables(Map<String, Object> params) throws SearchException;
/**
* 表列，列表
@ -33,6 +57,7 @@ public interface ITableService {
* @return
* @throws SearchException
*/
SuccessResult listTableColumns(Map<String, Object> params) throws SearchException;
List<TableColumnDTO> listTableColumns(Map<String, Object> params) throws SearchException;
}

71
cloud-common-plugin/src/main/java/com/cm/common/plugin/service/database/table/impl/TableServiceImpl.java
View File

@ -1,12 +1,18 @@
package com.cm.common.plugin.service.database.table.impl;
import com.cm.common.base.AbstractService;
import com.cm.common.exception.SaveException;
import com.cm.common.exception.SearchException;
import com.cm.common.plugin.dao.database.table.ITableDao;
import com.cm.common.plugin.pojo.dtos.database.table.TableColumnDTO;
import com.cm.common.plugin.pojo.dtos.database.table.TableDTO;
import com.cm.common.plugin.pojo.vos.database.table.TableVO;
import com.cm.common.plugin.service.database.IDatabaseService;
import com.cm.common.plugin.service.database.table.ITableService;
import com.cm.common.result.SuccessResult;
import com.cm.common.result.SuccessResultData;
import com.cm.common.utils.HashMapUtil;
import com.cm.common.utils.jdbc.JdbcUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.sql.Connection;
@ -28,45 +34,64 @@ import java.util.Map;
@Service
public class TableServiceImpl extends AbstractService implements ITableService {
@Autowired
private ITableDao tableDao;
@Override
public SuccessResult listTables(Map<String, Object> params) throws SearchException {
public synchronized SuccessResult saveTable(TableVO tableVO) throws SearchException, SaveException {
Connection connection = getConnectionFromSession();
if (connection == null) {
throw new SearchException("数据库连接无效");
}
List<Map<String, Object>> tables;
String databaseName = getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString();
String tableName = tableVO.getTableName();
TableDTO tableDTO = getTableByTableName(tableName);
if (tableDTO != null) {
throw new SaveException("表已存在");
}
try {
String sql = "SELECT table_name tableName FROM `information_schema`.`TABLES` WHERE `TABLE_SCHEMA` = ?";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
preparedStatement.setString(1, getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString());
preparedStatement.execute();
tables = JdbcUtil.listResult(preparedStatement.getResultSet());
connection.setAutoCommit(false);
tableDao.saveTable(connection, databaseName, tableName, tableVO.getTableColumns());
connection.commit();
} catch (SQLException e) {
LOG.error(e.getMessage(), e);
throw new SearchException("获取表列表失败");
try {
connection.rollback();
} catch (SQLException ex) {
LOG.error(ex.getMessage(), ex);
}
}
return new SuccessResultData<>(tables);
return new SuccessResult();
}
@Override
public SuccessResult listTableColumns(Map<String, Object> params) throws SearchException {
public TableDTO getTableByTableName(String tableName) {
Connection connection = getConnectionFromSession();
if (connection == null) {
throw new SearchException("数据库连接无效");
}
List<Map<String, Object>> columns;
try {
String sql = "SELECT COLUMN_NAME columnName,COLUMN_DEFAULT columnDefault,IS_NULLABLE isNullable,DATA_TYPE dataType,NUMERIC_PRECISION numericPrecision,NUMERIC_SCALE numericScale,DATETIME_PRECISION datetimePrecision,COLUMN_TYPE columnType,COLUMN_KEY columnKey,COLUMN_COMMENT columnComment,EXTRA extra FROM `information_schema`.`COLUMNS` WHERE `TABLE_SCHEMA`= ? AND `TABLE_NAME`= ?";
PreparedStatement preparedStatement = connection.prepareStatement(sql);
preparedStatement.setString(1, getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString());
preparedStatement.setString(2, params.get("tableName").toString());
preparedStatement.execute();
columns = JdbcUtil.listResult(preparedStatement.getResultSet());
} catch (SQLException e) {
LOG.error(e.getMessage(), e);
throw new SearchException("获取表列失败");
String databaseName = getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString();
return tableDao.getTableByTableName(connection, databaseName, tableName);
}
@Override
public List<TableDTO> listTables(Map<String, Object> params) throws SearchException {
Connection connection = getConnectionFromSession();
if (connection == null) {
throw new SearchException("数据库连接无效");
}
return new SuccessResultData<>(columns);
params.put("databaseName", getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString());
return tableDao.listTables(connection, params);
}
@Override
public List<TableColumnDTO> listTableColumns(Map<String, Object> params) {
Connection connection = getConnectionFromSession();
if (connection == null) {
throw new SearchException("数据库连接无效");
}
params.put("databaseName", getHttpSession().getAttribute(IDatabaseService.DATABASE_NAME).toString());
return tableDao.listTableColumns(connection, params);
}
/**

35
cloud-common-plugin/src/test/AnnotationTest.java
View File

@ -1,35 +0,0 @@
import com.cm.common.exception.ParamsException;
import com.cm.common.exception.base.SystemException;
import com.cm.common.plugin.pojo.vos.database.table.TableVO;
import com.cm.common.utils.annotation.AnnotationUtil;
/**
* When you feel like quitting. Think about why you started
* 当你想要放弃的时候，想想当初你为何开始
*
* @ClassName: AnnotationTest
* @Description: TODO
* @Author: WangGeng
* @Date: 2019/11/14 13:30
* @Version: 1.0
**/
public class AnnotationTest {
public static void main(String[] args) {
TableVO tableVO = new TableVO();
tableVO.setTableName("二狗");
tableVO.setFieldName("1");
tableVO.setFieldComment("备注");
tableVO.setFieldType("t1234");
tableVO.setFieldLength(1);
tableVO.setFieldFloatLength(0);
tableVO.setNull(true);
tableVO.setDefaultValue("123");
try {
AnnotationUtil.checkField(tableVO);
} catch (SystemException e) {
e.printStackTrace();
}
}
}