org.slingerxv.recorder

类 RecorderUtil

java.lang.Object

org.slingerxv.recorder.RecorderUtil

public class RecorderUtil
extends Object

日志辅助类

作者:

hank

方法概要

限定符和类型	方法和说明
static boolean	ableChange(ColumnInfo info, ColumnInfo info2)
static String	buildColumnDecreaseSqlMYSQL(String tableName, String fieldName) 创建列删除Sql
static String	buildColumnIncreaseSqlMYSQL(String tableName, String fieldName, SQLType type, int size, String comment) 创建列增加Sql
static String	buildColumnModifySqlMYSQL(String tableName, String fieldName, SQLType type, int size, String comment) 创建列更改Sql
static String	buildCreateTableSqlMYSQL(IRecorder alog, String dbEngine, String charset) 创建建表Sql
static String	buildExistTableSqlMYSQL(String tableName) 构建表是否存在检测语句
static String	buildInsertTableSqlMYSQL(IRecorder alog) 创建插入Sql
static String	buildSelectCountTableSqlMYSQL(RecorderQueryBuilder builder) 构建查找数量SQL
static String	buildSelectTableSqlMYSQL(RecorderQueryBuilder builder) 构建表查询语句
static TableInfo	getColumnDefine(Connection conn, String tableName) 从数据库获取列定义
static List<Field>	getLogFields(Class<? extends IRecorder> logClass)
static List<String[]>	getLogHeader(Class<? extends IRecorder> clss) 获取日志头信息
static String	getLogTableName(IRecorder alog, long millTime) 获取此种日志当前带日期的名称
static Set<String>	getRelativeTableNames(Class<? extends IRecorder> alog, long start, long end) 通过开始时间和结束时间查找相关表
static List<String>	getTableNames(Connection conn) 从数据库获取表名
static boolean	isSame(ColumnInfo now, ColumnInfo old)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

方法详细资料

buildExistTableSqlMYSQL

public static String buildExistTableSqlMYSQL(String tableName)

构建表是否存在检测语句

参数:

tableName - 数据库表名

返回:

buildSelectCountTableSqlMYSQL

public static String buildSelectCountTableSqlMYSQL(RecorderQueryBuilder builder)
                                            throws RecorderQueryBuilderException

构建查找数量SQL

参数:

builder - 构造器

返回:

sql语句

抛出:

RecorderQueryBuilderException

buildSelectTableSqlMYSQL

public static String buildSelectTableSqlMYSQL(RecorderQueryBuilder builder)
                                       throws RecorderQueryBuilderException

构建表查询语句

参数:

tableName -

start -

end -

返回:

抛出:

RecorderQueryBuilderException

buildCreateTableSqlMYSQL

public static String buildCreateTableSqlMYSQL(IRecorder alog,
                                              String dbEngine,
                                              String charset)
                                       throws UnsupportedEncodingException

创建建表Sql

参数:

alog -

返回:

抛出:

UnsupportedEncodingException

getColumnDefine

public static TableInfo getColumnDefine(Connection conn,
                                        String tableName)
                                 throws SQLException

从数据库获取列定义

参数:

conn - 数据库链接

tableName - 数据库表名

返回:

表信息

抛出:

SQLException

buildInsertTableSqlMYSQL

public static String buildInsertTableSqlMYSQL(IRecorder alog)
                                       throws IllegalArgumentException,
                                              IllegalAccessException

创建插入Sql

参数:

aLog -

返回:

抛出:

IllegalAccessException

IllegalArgumentException

buildColumnIncreaseSqlMYSQL

public static String buildColumnIncreaseSqlMYSQL(String tableName,
                                                 String fieldName,
                                                 SQLType type,
                                                 int size,
                                                 String comment)

创建列增加Sql

参数:

tableName -

fieldNameAndType -

返回:

buildColumnDecreaseSqlMYSQL

public static String buildColumnDecreaseSqlMYSQL(String tableName,
                                                 String fieldName)

创建列删除Sql

参数:

tableName -

fieldName -

返回:

buildColumnModifySqlMYSQL

public static String buildColumnModifySqlMYSQL(String tableName,
                                               String fieldName,
                                               SQLType type,
                                               int size,
                                               String comment)

创建列更改Sql

参数:

tableName -

fieldNameAndType -

返回:

isSame

public static boolean isSame(ColumnInfo now,
                             ColumnInfo old)

ableChange

public static boolean ableChange(ColumnInfo info,
                                 ColumnInfo info2)

getLogHeader

public static List<String[]> getLogHeader(Class<? extends IRecorder> clss)

获取日志头信息

参数:

clss - 日志类

返回:

[字段名，字段解释]

getTableNames

public static List<String> getTableNames(Connection conn)
                                  throws SQLException

从数据库获取表名

参数:

conn - 数据库链接

返回:

数据库表名列表

抛出:

SQLException

getLogTableName

public static String getLogTableName(IRecorder alog,
                                     long millTime)

获取此种日志当前带日期的名称

参数:

alog -

返回:

getRelativeTableNames

public static Set<String> getRelativeTableNames(Class<? extends IRecorder> alog,
                                                long start,
                                                long end)
                                         throws InstantiationException,
                                                IllegalAccessException

通过开始时间和结束时间查找相关表

参数:

alog -

start -

end -

返回:

抛出:

IllegalAccessException

InstantiationException

getLogFields

public static List<Field> getLogFields(Class<? extends IRecorder> logClass)