Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
~笨蛋陪你哭
TDengine
提交
a50a50c0
T
TDengine
项目概览
~笨蛋陪你哭
/
TDengine
与 Fork 源项目一致
Fork自
taosdata / TDengine
通知
1
Star
1
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
T
TDengine
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
未验证
提交
a50a50c0
编写于
9月 17, 2020
作者:
S
Shengliang Guan
提交者:
GitHub
9月 17, 2020
浏览文件
操作
浏览文件
下载
差异文件
Merge pull request #3563 from taosdata/feature/TD-1313
Feature/td 1313
上级
d3d0f60c
80404568
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
458 addition
and
461 deletion
+458
-461
src/connector/jdbc/pom.xml
src/connector/jdbc/pom.xml
+98
-97
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBConnection.java
.../jdbc/src/main/java/com/taosdata/jdbc/TSDBConnection.java
+0
-54
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDatabaseMetaData.java
...src/main/java/com/taosdata/jdbc/TSDBDatabaseMetaData.java
+3
-3
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDriver.java
...ctor/jdbc/src/main/java/com/taosdata/jdbc/TSDBDriver.java
+356
-306
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBStatement.java
...r/jdbc/src/main/java/com/taosdata/jdbc/TSDBStatement.java
+1
-1
未找到文件。
src/connector/jdbc/pom.xml
浏览文件 @
a50a50c0
<project
xmlns=
"http://maven.apache.org/POM/4.0.0"
xmlns:xsi=
"http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation=
"http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
>
<modelVersion>
4.0.0
</modelVersion>
<groupId>
com.taosdata.jdbc
</groupId>
<artifactId>
taos-jdbcdriver
</artifactId>
<version>
2.0.0
</version>
<packaging>
jar
</packaging>
<name>
JDBCDriver
</name>
<url>
https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc
</url>
<description>
TDengine JDBC Driver
</description>
<licenses>
<license>
<name>
GNU AFFERO GENERAL PUBLIC LICENSE Version 3
</name>
<url>
https://github.com/taosdata/TDengine/blob/master/LICENSE
</url>
<distribution>
repo
</distribution>
</license>
</licenses>
<scm>
<connection>
scm:git:git://github.com/taosdata/TDengine.git
</connection>
<developerConnection>
scm:git:git@github.com:taosdata/TDengine.git
</developerConnection>
<modelVersion>
4.0.0
</modelVersion>
<groupId>
com.taosdata.jdbc
</groupId>
<artifactId>
taos-jdbcdriver
</artifactId>
<version>
2.0.0
</version>
<packaging>
jar
</packaging>
<name>
JDBCDriver
</name>
<url>
https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc
</url>
<tag>
HEAD
</tag>
</scm>
<developers>
<developer>
<name>
taosdata
</name>
<email>
support@taosdata.com
</email>
<organization>
https://www.taosdata.com/
</organization>
<organizationUrl>
https://www.taosdata.com/
</organizationUrl>
</developer>
</developers>
<properties>
<project.build.sourceEncoding>
UTF-8
</project.build.sourceEncoding>
<java.version>
1.8
</java.version>
<maven-compiler-plugin.version>
3.6.0
</maven-compiler-plugin.version>
<commons-logging.version>
1.1.2
</commons-logging.version>
<commons-lang3.version>
3.5
</commons-lang3.version>
</properties>
<dependencies>
<dependency>
<groupId>
commons-logging
</groupId>
<artifactId>
commons-logging
</artifactId>
<version>
${commons-logging.version}
</version>
<exclusions>
<exclusion>
<groupId>
*
</groupId>
<artifactId>
*
</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>
junit
</groupId>
<artifactId>
junit
</artifactId>
<version>
4.13
</version>
<scope>
test
</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-assembly-plugin
</artifactId>
<version>
3.0.0
</version>
<configuration>
<descriptors>
<descriptor>
src/main/assembly/assembly-jar.xml
</descriptor>
</descriptors>
</configuration>
<executions>
<execution>
<id>
make-assembly
</id>
<phase>
package
</phase>
<goals>
<goal>
single
</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-compiler-plugin
</artifactId>
<version>
${maven-compiler-plugin.version}
</version>
<configuration>
<encoding>
UTF-8
</encoding>
<source>
${java.version}
</source>
<target>
${java.version}
</target>
<debug>
true
</debug>
<showDeprecation>
true
</showDeprecation>
</configuration>
</plugin>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-surefire-plugin
</artifactId>
<version>
2.12.4
</version>
<configuration>
<testFailureIgnore>
true
</testFailureIgnore>
</configuration>
</plugin>
</plugins>
</build>
<description>
TDengine JDBC Driver
</description>
<licenses>
<license>
<name>
GNU AFFERO GENERAL PUBLIC LICENSE Version 3
</name>
<url>
https://github.com/taosdata/TDengine/blob/master/LICENSE
</url>
<distribution>
repo
</distribution>
</license>
</licenses>
<scm>
<connection>
scm:git:git://github.com/taosdata/TDengine.git
</connection>
<developerConnection>
scm:git:git@github.com:taosdata/TDengine.git
</developerConnection>
<url>
https://github.com/taosdata/TDengine/tree/master/src/connector/jdbc
</url>
<tag>
HEAD
</tag>
</scm>
<developers>
<developer>
<name>
taosdata
</name>
<email>
support@taosdata.com
</email>
<organization>
https://www.taosdata.com/
</organization>
<organizationUrl>
https://www.taosdata.com/
</organizationUrl>
</developer>
</developers>
<properties>
<project.build.sourceEncoding>
UTF-8
</project.build.sourceEncoding>
<java.version>
1.8
</java.version>
<maven-compiler-plugin.version>
3.6.0
</maven-compiler-plugin.version>
<commons-logging.version>
1.1.2
</commons-logging.version>
<commons-lang3.version>
3.5
</commons-lang3.version>
</properties>
<dependencies>
<dependency>
<groupId>
commons-logging
</groupId>
<artifactId>
commons-logging
</artifactId>
<version>
${commons-logging.version}
</version>
<exclusions>
<exclusion>
<groupId>
*
</groupId>
<artifactId>
*
</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>
junit
</groupId>
<artifactId>
junit
</artifactId>
<version>
4.13
</version>
<scope>
test
</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-assembly-plugin
</artifactId>
<version>
3.0.0
</version>
<configuration>
<descriptors>
<descriptor>
src/main/assembly/assembly-jar.xml
</descriptor>
</descriptors>
</configuration>
<executions>
<execution>
<id>
make-assembly
</id>
<phase>
package
</phase>
<goals>
<goal>
single
</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-compiler-plugin
</artifactId>
<version>
${maven-compiler-plugin.version}
</version>
<configuration>
<encoding>
UTF-8
</encoding>
<source>
${java.version}
</source>
<target>
${java.version}
</target>
<debug>
true
</debug>
<showDeprecation>
true
</showDeprecation>
</configuration>
</plugin>
<plugin>
<groupId>
org.apache.maven.plugins
</groupId>
<artifactId>
maven-surefire-plugin
</artifactId>
<version>
2.12.4
</version>
<configuration>
<testFailureIgnore>
true
</testFailureIgnore>
</configuration>
</plugin>
</plugins>
</build>
</project>
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBConnection.java
浏览文件 @
a50a50c0
...
...
@@ -53,66 +53,12 @@ public class TSDBConnection implements Connection {
public
TSDBConnection
(
Properties
info
,
TSDBDatabaseMetaData
meta
)
throws
SQLException
{
this
.
dbMetaData
=
meta
;
//load taos.cfg start
File
cfgDir
=
loadConfigDir
(
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_CONFIG_DIR
));
File
cfgFile
=
cfgDir
.
listFiles
((
dir
,
name
)
->
"taos.cfg"
.
equalsIgnoreCase
(
name
))[
0
];
List
<
String
>
endpoints
=
loadConfigEndpoints
(
cfgFile
);
if
(!
endpoints
.
isEmpty
())
{
info
.
setProperty
(
TSDBDriver
.
PROPERTY_KEY_HOST
,
endpoints
.
get
(
0
).
split
(
":"
)[
0
]);
info
.
setProperty
(
TSDBDriver
.
PROPERTY_KEY_PORT
,
endpoints
.
get
(
0
).
split
(
":"
)[
1
]);
}
//load taos.cfg end
connect
(
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_HOST
),
Integer
.
parseInt
(
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_PORT
,
"0"
)),
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_DBNAME
),
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_USER
),
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_PASSWORD
));
}
private
List
<
String
>
loadConfigEndpoints
(
File
cfgFile
)
{
List
<
String
>
endpoints
=
new
ArrayList
<>();
try
(
BufferedReader
reader
=
new
BufferedReader
(
new
FileReader
(
cfgFile
)))
{
String
line
=
null
;
while
((
line
=
reader
.
readLine
())
!=
null
)
{
if
(
line
.
trim
().
startsWith
(
"firstEp"
)
||
line
.
trim
().
startsWith
(
"secondEp"
))
{
endpoints
.
add
(
line
.
substring
(
line
.
indexOf
(
'p'
)
+
1
).
trim
());
}
if
(
endpoints
.
size
()
>
1
)
break
;
}
}
catch
(
FileNotFoundException
e
)
{
e
.
printStackTrace
();
}
catch
(
IOException
e
)
{
e
.
printStackTrace
();
}
return
endpoints
;
}
/**
* @param cfgDirPath
* @return return the config dir
**/
private
File
loadConfigDir
(
String
cfgDirPath
)
{
if
(
cfgDirPath
==
null
)
return
loadDefaultConfigDir
();
File
cfgDir
=
new
File
(
cfgDirPath
);
if
(!
cfgDir
.
exists
())
return
loadDefaultConfigDir
();
return
cfgDir
;
}
/**
* @return search the default config dir, if the config dir is not exist will return null
*/
private
File
loadDefaultConfigDir
()
{
File
cfgDir
;
File
cfgDir_linux
=
new
File
(
"/etc/taos"
);
cfgDir
=
cfgDir_linux
.
exists
()
?
cfgDir_linux
:
null
;
File
cfgDir_windows
=
new
File
(
"C:\\TDengine\\cfg"
);
cfgDir
=
(
cfgDir
==
null
&&
cfgDir_windows
.
exists
())
?
cfgDir_windows
:
cfgDir
;
return
cfgDir
;
}
private
void
connect
(
String
host
,
int
port
,
String
dbName
,
String
user
,
String
password
)
throws
SQLException
{
this
.
connector
=
new
TSDBJNIConnector
();
this
.
connector
.
connect
(
host
,
port
,
dbName
,
user
,
password
);
...
...
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDatabaseMetaData.java
浏览文件 @
a50a50c0
...
...
@@ -68,15 +68,15 @@ public class TSDBDatabaseMetaData implements java.sql.DatabaseMetaData {
}
public
boolean
nullsAreSortedLow
()
throws
SQLException
{
return
false
;
return
!
nullsAreSortedHigh
()
;
}
public
boolean
nullsAreSortedAtStart
()
throws
SQLException
{
return
fals
e
;
return
tru
e
;
}
public
boolean
nullsAreSortedAtEnd
()
throws
SQLException
{
return
false
;
return
!
nullsAreSortedAtStart
()
;
}
public
String
getDatabaseProductName
()
throws
SQLException
{
...
...
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBDriver.java
浏览文件 @
a50a50c0
...
...
@@ -14,24 +14,29 @@
*****************************************************************************/
package
com.taosdata.jdbc
;
import
java.io.*
;
import
java.sql.*
;
import
java.util.ArrayList
;
import
java.util.List
;
import
java.util.Properties
;
import
java.util.logging.Logger
;
/**
* The Java SQL framework allows for multiple database drivers. Each driver
* should supply a class that implements the Driver interface
*
*
* <p>
* The DriverManager will try to load as many drivers as it can find and then
* for any given connection request, it will ask each driver in turn to try to
* connect to the target URL.
*
*
* <p>
* It is strongly recommended that each Driver class should be small and stand
* alone so that the Driver class can be loaded and queried without bringing in
* vast quantities of supporting code.
*
*
* <p>
* When a Driver class is loaded, it should create an instance of itself and
* register it with the DriverManager. This means that a user can load and
...
...
@@ -39,38 +44,41 @@ import java.util.logging.Logger;
*/
public
class
TSDBDriver
implements
java
.
sql
.
Driver
{
@Deprecated
private
static
final
String
URL_PREFIX1
=
"jdbc:tsdb://"
;
private
static
final
String
URL_PREFIX
=
"jdbc:taos://"
;
/**
* Key used to retrieve the database value from the properties instance passed
* to the driver.
*/
public
static
final
String
PROPERTY_KEY_DBNAME
=
"dbname"
;
/**
* Key used to retrieve the host value from the properties instance passed to
* the driver.
*/
public
static
final
String
PROPERTY_KEY_HOST
=
"host"
;
/**
* Key used to retrieve the password value from the properties instance passed
* to the driver.
*/
public
static
final
String
PROPERTY_KEY_PASSWORD
=
"password"
;
/**
* Key used to retrieve the port number value from the properties instance
* passed to the driver.
*/
public
static
final
String
PROPERTY_KEY_PORT
=
"port"
;
/**
* Key used to retrieve the user value from the properties instance passed to
* the driver.
*/
public
static
final
String
PROPERTY_KEY_USER
=
"user"
;
@Deprecated
private
static
final
String
URL_PREFIX1
=
"jdbc:TSDB://"
;
private
static
final
String
URL_PREFIX
=
"jdbc:TAOS://"
;
/**
* Key used to retrieve the database value from the properties instance passed
* to the driver.
*/
public
static
final
String
PROPERTY_KEY_DBNAME
=
"dbname"
;
/**
* Key used to retrieve the host value from the properties instance passed to
* the driver.
*/
public
static
final
String
PROPERTY_KEY_HOST
=
"host"
;
/**
* Key used to retrieve the password value from the properties instance passed
* to the driver.
*/
public
static
final
String
PROPERTY_KEY_PASSWORD
=
"password"
;
/**
* Key used to retrieve the port number value from the properties instance
* passed to the driver.
*/
public
static
final
String
PROPERTY_KEY_PORT
=
"port"
;
/**
* Key used to retrieve the user value from the properties instance passed to
* the driver.
*/
public
static
final
String
PROPERTY_KEY_USER
=
"user"
;
/**
* Key for the configuration file directory of TSDB client in properties instance
...
...
@@ -95,278 +103,320 @@ public class TSDBDriver implements java.sql.Driver {
public
static
final
String
PROPERTY_KEY_PROTOCOL
=
"protocol"
;
/**
* Index for port coming out of parseHostPortPair().
*/
public
final
static
int
PORT_NUMBER_INDEX
=
1
;
/**
* Index for host coming out of parseHostPortPair().
*/
public
final
static
int
HOST_NAME_INDEX
=
0
;
private
TSDBDatabaseMetaData
dbMetaData
=
null
;
static
{
try
{
java
.
sql
.
DriverManager
.
registerDriver
(
new
TSDBDriver
());
}
catch
(
SQLException
E
)
{
throw
new
RuntimeException
(
TSDBConstants
.
WrapErrMsg
(
"can't register tdengine jdbc driver!"
));
}
}
public
Connection
connect
(
String
url
,
Properties
info
)
throws
SQLException
{
if
(
url
==
null
)
{
throw
new
SQLException
(
TSDBConstants
.
WrapErrMsg
(
"url is not set!"
));
}
Properties
props
=
null
;
if
((
props
=
parseURL
(
url
,
info
))
==
null
)
{
return
null
;
}
try
{
TSDBJNIConnector
.
init
((
String
)
props
.
get
(
PROPERTY_KEY_CONFIG_DIR
),
(
String
)
props
.
get
(
PROPERTY_KEY_LOCALE
),
(
String
)
props
.
get
(
PROPERTY_KEY_CHARSET
),
(
String
)
props
.
get
(
PROPERTY_KEY_TIME_ZONE
));
Connection
newConn
=
new
TSDBConnection
(
props
,
this
.
dbMetaData
);
return
newConn
;
}
catch
(
SQLWarning
sqlWarning
)
{
sqlWarning
.
printStackTrace
();
Connection
newConn
=
new
TSDBConnection
(
props
,
this
.
dbMetaData
);
return
newConn
;
}
catch
(
SQLException
sqlEx
)
{
throw
sqlEx
;
}
catch
(
Exception
ex
)
{
SQLException
sqlEx
=
new
SQLException
(
"SQLException:"
+
ex
.
toString
());
sqlEx
.
initCause
(
ex
);
throw
sqlEx
;
}
}
/**
* Parses hostPortPair in the form of [host][:port] into an array, with the
* element of index HOST_NAME_INDEX being the host (or null if not specified),
* and the element of index PORT_NUMBER_INDEX being the port (or null if not
* specified).
*
* @param hostPortPair
* host and port in form of of [host][:port]
*
* @return array containing host and port as Strings
*
* @throws SQLException
* if a parse error occurs
*/
protected
static
String
[]
parseHostPortPair
(
String
hostPortPair
)
throws
SQLException
{
String
[]
splitValues
=
new
String
[
2
];
int
portIndex
=
hostPortPair
.
indexOf
(
":"
);
String
hostname
=
null
;
if
(
portIndex
!=
-
1
)
{
if
((
portIndex
+
1
)
<
hostPortPair
.
length
())
{
String
portAsString
=
hostPortPair
.
substring
(
portIndex
+
1
);
hostname
=
hostPortPair
.
substring
(
0
,
portIndex
);
splitValues
[
HOST_NAME_INDEX
]
=
hostname
;
splitValues
[
PORT_NUMBER_INDEX
]
=
portAsString
;
}
else
{
throw
new
SQLException
(
TSDBConstants
.
WrapErrMsg
(
"port is not proper!"
));
}
}
else
{
splitValues
[
HOST_NAME_INDEX
]
=
hostPortPair
;
splitValues
[
PORT_NUMBER_INDEX
]
=
null
;
}
return
splitValues
;
}
public
boolean
acceptsURL
(
String
url
)
throws
SQLException
{
return
(
url
!=
null
&&
url
.
length
()
>
0
&&
url
.
trim
().
length
()
>
0
)
&&
url
.
toLowerCase
().
startsWith
(
URL_PREFIX
);
}
public
DriverPropertyInfo
[]
getPropertyInfo
(
String
url
,
Properties
info
)
throws
SQLException
{
if
(
info
==
null
)
{
info
=
new
Properties
();
}
if
((
url
!=
null
)
&&
(
url
.
startsWith
(
URL_PREFIX
)
||
url
.
startsWith
(
URL_PREFIX1
)))
{
info
=
parseURL
(
url
,
info
);
}
DriverPropertyInfo
hostProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_HOST
,
info
.
getProperty
(
PROPERTY_KEY_HOST
));
hostProp
.
required
=
true
;
DriverPropertyInfo
portProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_PORT
,
info
.
getProperty
(
PROPERTY_KEY_PORT
,
TSDBConstants
.
DEFAULT_PORT
));
portProp
.
required
=
false
;
DriverPropertyInfo
dbProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_DBNAME
,
info
.
getProperty
(
PROPERTY_KEY_DBNAME
));
dbProp
.
required
=
false
;
dbProp
.
description
=
"Database name"
;
DriverPropertyInfo
userProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_USER
,
info
.
getProperty
(
PROPERTY_KEY_USER
));
userProp
.
required
=
true
;
DriverPropertyInfo
passwordProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_PASSWORD
,
info
.
getProperty
(
PROPERTY_KEY_PASSWORD
));
passwordProp
.
required
=
true
;
DriverPropertyInfo
[]
propertyInfo
=
new
DriverPropertyInfo
[
5
];
propertyInfo
[
0
]
=
hostProp
;
propertyInfo
[
1
]
=
portProp
;
propertyInfo
[
2
]
=
dbProp
;
propertyInfo
[
3
]
=
userProp
;
propertyInfo
[
4
]
=
passwordProp
;
return
propertyInfo
;
}
/**
* example: jdbc:TSDB://127.0.0.1:0/db?user=root&password=your_password
*/
public
Properties
parseURL
(
String
url
,
Properties
defaults
)
throws
java
.
sql
.
SQLException
{
Properties
urlProps
=
(
defaults
!=
null
)
?
defaults
:
new
Properties
();
if
(
url
==
null
)
{
return
null
;
}
/**
* Index for port coming out of parseHostPortPair().
*/
public
final
static
int
PORT_NUMBER_INDEX
=
1
;
/**
* Index for host coming out of parseHostPortPair().
*/
public
final
static
int
HOST_NAME_INDEX
=
0
;
private
TSDBDatabaseMetaData
dbMetaData
=
null
;
static
{
try
{
java
.
sql
.
DriverManager
.
registerDriver
(
new
TSDBDriver
());
}
catch
(
SQLException
E
)
{
throw
new
RuntimeException
(
TSDBConstants
.
WrapErrMsg
(
"can't register tdengine jdbc driver!"
));
}
}
private
List
<
String
>
loadConfigEndpoints
(
File
cfgFile
)
{
List
<
String
>
endpoints
=
new
ArrayList
<>();
try
(
BufferedReader
reader
=
new
BufferedReader
(
new
FileReader
(
cfgFile
)))
{
String
line
=
null
;
while
((
line
=
reader
.
readLine
())
!=
null
)
{
if
(
line
.
trim
().
startsWith
(
"firstEp"
)
||
line
.
trim
().
startsWith
(
"secondEp"
))
{
endpoints
.
add
(
line
.
substring
(
line
.
indexOf
(
'p'
)
+
1
).
trim
());
}
if
(
endpoints
.
size
()
>
1
)
break
;
}
}
catch
(
FileNotFoundException
e
)
{
e
.
printStackTrace
();
}
catch
(
IOException
e
)
{
e
.
printStackTrace
();
}
return
endpoints
;
}
/**
* @param cfgDirPath
* @return return the config dir
**/
private
File
loadConfigDir
(
String
cfgDirPath
)
{
if
(
cfgDirPath
==
null
)
return
loadDefaultConfigDir
();
File
cfgDir
=
new
File
(
cfgDirPath
);
if
(!
cfgDir
.
exists
())
return
loadDefaultConfigDir
();
return
cfgDir
;
}
/**
* @return search the default config dir, if the config dir is not exist will return null
*/
private
File
loadDefaultConfigDir
()
{
File
cfgDir
;
File
cfgDir_linux
=
new
File
(
"/etc/taos"
);
cfgDir
=
cfgDir_linux
.
exists
()
?
cfgDir_linux
:
null
;
File
cfgDir_windows
=
new
File
(
"C:\\TDengine\\cfg"
);
cfgDir
=
(
cfgDir
==
null
&&
cfgDir_windows
.
exists
())
?
cfgDir_windows
:
cfgDir
;
return
cfgDir
;
}
public
Connection
connect
(
String
url
,
Properties
info
)
throws
SQLException
{
if
(
url
==
null
)
{
throw
new
SQLException
(
TSDBConstants
.
WrapErrMsg
(
"url is not set!"
));
}
Properties
props
=
null
;
if
((
props
=
parseURL
(
url
,
info
))
==
null
)
{
return
null
;
}
//load taos.cfg start
if
(
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_HOST
)
==
null
&&
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_PORT
)
==
null
){
File
cfgDir
=
loadConfigDir
(
info
.
getProperty
(
TSDBDriver
.
PROPERTY_KEY_CONFIG_DIR
));
File
cfgFile
=
cfgDir
.
listFiles
((
dir
,
name
)
->
"taos.cfg"
.
equalsIgnoreCase
(
name
))[
0
];
List
<
String
>
endpoints
=
loadConfigEndpoints
(
cfgFile
);
if
(!
endpoints
.
isEmpty
())
{
info
.
setProperty
(
TSDBDriver
.
PROPERTY_KEY_HOST
,
endpoints
.
get
(
0
).
split
(
":"
)[
0
]);
info
.
setProperty
(
TSDBDriver
.
PROPERTY_KEY_PORT
,
endpoints
.
get
(
0
).
split
(
":"
)[
1
]);
}
}
try
{
TSDBJNIConnector
.
init
((
String
)
props
.
get
(
PROPERTY_KEY_CONFIG_DIR
),
(
String
)
props
.
get
(
PROPERTY_KEY_LOCALE
),
(
String
)
props
.
get
(
PROPERTY_KEY_CHARSET
),
(
String
)
props
.
get
(
PROPERTY_KEY_TIME_ZONE
));
Connection
newConn
=
new
TSDBConnection
(
props
,
this
.
dbMetaData
);
return
newConn
;
}
catch
(
SQLWarning
sqlWarning
)
{
sqlWarning
.
printStackTrace
();
Connection
newConn
=
new
TSDBConnection
(
props
,
this
.
dbMetaData
);
return
newConn
;
}
catch
(
SQLException
sqlEx
)
{
throw
sqlEx
;
}
catch
(
Exception
ex
)
{
SQLException
sqlEx
=
new
SQLException
(
"SQLException:"
+
ex
.
toString
());
sqlEx
.
initCause
(
ex
);
throw
sqlEx
;
}
}
/**
* Parses hostPortPair in the form of [host][:port] into an array, with the
* element of index HOST_NAME_INDEX being the host (or null if not specified),
* and the element of index PORT_NUMBER_INDEX being the port (or null if not
* specified).
*
* @param hostPortPair host and port in form of of [host][:port]
* @return array containing host and port as Strings
* @throws SQLException if a parse error occurs
*/
protected
static
String
[]
parseHostPortPair
(
String
hostPortPair
)
throws
SQLException
{
String
[]
splitValues
=
new
String
[
2
];
int
portIndex
=
hostPortPair
.
indexOf
(
":"
);
String
hostname
=
null
;
if
(
portIndex
!=
-
1
)
{
if
((
portIndex
+
1
)
<
hostPortPair
.
length
())
{
String
portAsString
=
hostPortPair
.
substring
(
portIndex
+
1
);
hostname
=
hostPortPair
.
substring
(
0
,
portIndex
);
splitValues
[
HOST_NAME_INDEX
]
=
hostname
;
splitValues
[
PORT_NUMBER_INDEX
]
=
portAsString
;
}
else
{
throw
new
SQLException
(
TSDBConstants
.
WrapErrMsg
(
"port is not proper!"
));
}
}
else
{
splitValues
[
HOST_NAME_INDEX
]
=
hostPortPair
;
splitValues
[
PORT_NUMBER_INDEX
]
=
null
;
}
return
splitValues
;
}
public
boolean
acceptsURL
(
String
url
)
throws
SQLException
{
return
(
url
!=
null
&&
url
.
length
()
>
0
&&
url
.
trim
().
length
()
>
0
)
&&
url
.
toLowerCase
().
startsWith
(
URL_PREFIX
);
}
public
DriverPropertyInfo
[]
getPropertyInfo
(
String
url
,
Properties
info
)
throws
SQLException
{
if
(
info
==
null
)
{
info
=
new
Properties
();
}
if
((
url
!=
null
)
&&
(
url
.
startsWith
(
URL_PREFIX
)
||
url
.
startsWith
(
URL_PREFIX1
)))
{
info
=
parseURL
(
url
,
info
);
}
DriverPropertyInfo
hostProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_HOST
,
info
.
getProperty
(
PROPERTY_KEY_HOST
));
hostProp
.
required
=
true
;
DriverPropertyInfo
portProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_PORT
,
info
.
getProperty
(
PROPERTY_KEY_PORT
,
TSDBConstants
.
DEFAULT_PORT
));
portProp
.
required
=
false
;
DriverPropertyInfo
dbProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_DBNAME
,
info
.
getProperty
(
PROPERTY_KEY_DBNAME
));
dbProp
.
required
=
false
;
dbProp
.
description
=
"Database name"
;
DriverPropertyInfo
userProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_USER
,
info
.
getProperty
(
PROPERTY_KEY_USER
));
userProp
.
required
=
true
;
DriverPropertyInfo
passwordProp
=
new
DriverPropertyInfo
(
PROPERTY_KEY_PASSWORD
,
info
.
getProperty
(
PROPERTY_KEY_PASSWORD
));
passwordProp
.
required
=
true
;
DriverPropertyInfo
[]
propertyInfo
=
new
DriverPropertyInfo
[
5
];
propertyInfo
[
0
]
=
hostProp
;
propertyInfo
[
1
]
=
portProp
;
propertyInfo
[
2
]
=
dbProp
;
propertyInfo
[
3
]
=
userProp
;
propertyInfo
[
4
]
=
passwordProp
;
return
propertyInfo
;
}
/**
* example: jdbc:TSDB://127.0.0.1:0/db?user=root&password=your_password
*/
public
Properties
parseURL
(
String
url
,
Properties
defaults
)
throws
java
.
sql
.
SQLException
{
Properties
urlProps
=
(
defaults
!=
null
)
?
defaults
:
new
Properties
();
if
(
url
==
null
)
{
return
null
;
}
String
lowerUrl
=
url
.
toLowerCase
();
if
(!
lowerUrl
.
startsWith
(
URL_PREFIX
)
&&
!
lowerUrl
.
startsWith
(
URL_PREFIX1
))
{
return
null
;
}
String
urlForMeta
=
url
;
String
dbProductName
=
url
.
substring
(
url
.
indexOf
(
":"
)
+
1
);
dbProductName
=
dbProductName
.
substring
(
0
,
dbProductName
.
indexOf
(
":"
));
int
beginningOfSlashes
=
url
.
indexOf
(
"//"
);
url
=
url
.
substring
(
beginningOfSlashes
+
2
);
String
host
=
url
.
substring
(
0
,
url
.
indexOf
(
":"
));
url
=
url
.
substring
(
url
.
indexOf
(
":"
)
+
1
);
urlProps
.
setProperty
(
PROPERTY_KEY_HOST
,
host
);
String
port
=
url
.
substring
(
0
,
url
.
indexOf
(
"/"
));
urlProps
.
setProperty
(
PROPERTY_KEY_PORT
,
port
);
url
=
url
.
substring
(
url
.
indexOf
(
"/"
)
+
1
);
if
(
url
.
indexOf
(
"?"
)
!=
-
1
)
{
String
dbName
=
url
.
substring
(
0
,
url
.
indexOf
(
"?"
));
urlProps
.
setProperty
(
PROPERTY_KEY_DBNAME
,
dbName
);
url
=
url
.
trim
().
substring
(
url
.
indexOf
(
"?"
)
+
1
);
}
else
{
// without user & password so return
if
(!
url
.
trim
().
isEmpty
())
{
String
dbName
=
url
.
trim
();
urlProps
.
setProperty
(
PROPERTY_KEY_DBNAME
,
dbName
);
}
this
.
dbMetaData
=
new
TSDBDatabaseMetaData
(
dbProductName
,
urlForMeta
,
urlProps
.
getProperty
(
"user"
));
return
urlProps
;
}
String
user
=
""
;
if
(
url
.
indexOf
(
"&"
)
==
-
1
)
{
String
[]
kvPair
=
url
.
trim
().
split
(
"="
);
if
(
kvPair
.
length
==
2
)
{
setPropertyValue
(
urlProps
,
kvPair
);
return
urlProps
;
}
}
String
[]
queryStrings
=
url
.
trim
().
split
(
"&"
);
for
(
String
queryStr
:
queryStrings
)
{
String
[]
kvPair
=
queryStr
.
trim
().
split
(
"="
);
if
(
kvPair
.
length
<
2
){
continue
;
}
setPropertyValue
(
urlProps
,
kvPair
);
}
user
=
urlProps
.
getProperty
(
PROPERTY_KEY_USER
).
toString
();
this
.
dbMetaData
=
new
TSDBDatabaseMetaData
(
dbProductName
,
urlForMeta
,
user
);
return
urlProps
;
}
public
void
setPropertyValue
(
Properties
property
,
String
[]
keyValuePair
)
{
switch
(
keyValuePair
[
0
].
toLowerCase
())
{
case
PROPERTY_KEY_USER:
property
.
setProperty
(
PROPERTY_KEY_USER
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_PASSWORD:
property
.
setProperty
(
PROPERTY_KEY_PASSWORD
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_TIME_ZONE:
property
.
setProperty
(
PROPERTY_KEY_TIME_ZONE
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_LOCALE:
property
.
setProperty
(
PROPERTY_KEY_LOCALE
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_CHARSET:
property
.
setProperty
(
PROPERTY_KEY_CHARSET
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_CONFIG_DIR:
property
.
setProperty
(
PROPERTY_KEY_CONFIG_DIR
,
keyValuePair
[
1
]);
break
;
}
}
public
int
getMajorVersion
()
{
return
1
;
}
public
int
getMinorVersion
()
{
return
1
;
}
public
boolean
jdbcCompliant
()
{
return
false
;
}
public
Logger
getParentLogger
()
throws
SQLFeatureNotSupportedException
{
return
null
;
}
/**
* Returns the host property
*
* @param props
* the java.util.Properties instance to retrieve the hostname from.
*
* @return the host
*/
public
String
host
(
Properties
props
)
{
return
props
.
getProperty
(
PROPERTY_KEY_HOST
,
"localhost"
);
}
/**
* Returns the port number property
*
* @param props
* the properties to get the port number from
*
* @return the port number
*/
public
int
port
(
Properties
props
)
{
return
Integer
.
parseInt
(
props
.
getProperty
(
PROPERTY_KEY_PORT
,
TSDBConstants
.
DEFAULT_PORT
));
}
/**
* Returns the database property from <code>props</code>
*
* @param props
* the Properties to look for the database property.
*
* @return the database name.
*/
public
String
database
(
Properties
props
)
{
return
props
.
getProperty
(
PROPERTY_KEY_DBNAME
);
}
return
null
;
}
String
urlForMeta
=
url
;
String
dbProductName
=
url
.
substring
(
url
.
indexOf
(
":"
)
+
1
);
dbProductName
=
dbProductName
.
substring
(
0
,
dbProductName
.
indexOf
(
":"
));
int
beginningOfSlashes
=
url
.
indexOf
(
"//"
);
url
=
url
.
substring
(
beginningOfSlashes
+
2
);
String
host
=
url
.
substring
(
0
,
url
.
indexOf
(
":"
));
url
=
url
.
substring
(
url
.
indexOf
(
":"
)
+
1
);
urlProps
.
setProperty
(
PROPERTY_KEY_HOST
,
host
);
String
port
=
url
.
substring
(
0
,
url
.
indexOf
(
"/"
));
urlProps
.
setProperty
(
PROPERTY_KEY_PORT
,
port
);
url
=
url
.
substring
(
url
.
indexOf
(
"/"
)
+
1
);
if
(
url
.
indexOf
(
"?"
)
!=
-
1
)
{
String
dbName
=
url
.
substring
(
0
,
url
.
indexOf
(
"?"
));
urlProps
.
setProperty
(
PROPERTY_KEY_DBNAME
,
dbName
);
url
=
url
.
trim
().
substring
(
url
.
indexOf
(
"?"
)
+
1
);
}
else
{
// without user & password so return
if
(!
url
.
trim
().
isEmpty
())
{
String
dbName
=
url
.
trim
();
urlProps
.
setProperty
(
PROPERTY_KEY_DBNAME
,
dbName
);
}
this
.
dbMetaData
=
new
TSDBDatabaseMetaData
(
dbProductName
,
urlForMeta
,
urlProps
.
getProperty
(
"user"
));
return
urlProps
;
}
String
user
=
""
;
if
(
url
.
indexOf
(
"&"
)
==
-
1
)
{
String
[]
kvPair
=
url
.
trim
().
split
(
"="
);
if
(
kvPair
.
length
==
2
)
{
setPropertyValue
(
urlProps
,
kvPair
);
return
urlProps
;
}
}
String
[]
queryStrings
=
url
.
trim
().
split
(
"&"
);
for
(
String
queryStr
:
queryStrings
)
{
String
[]
kvPair
=
queryStr
.
trim
().
split
(
"="
);
if
(
kvPair
.
length
<
2
)
{
continue
;
}
setPropertyValue
(
urlProps
,
kvPair
);
}
user
=
urlProps
.
getProperty
(
PROPERTY_KEY_USER
).
toString
();
this
.
dbMetaData
=
new
TSDBDatabaseMetaData
(
dbProductName
,
urlForMeta
,
user
);
return
urlProps
;
}
public
void
setPropertyValue
(
Properties
property
,
String
[]
keyValuePair
)
{
switch
(
keyValuePair
[
0
].
toLowerCase
())
{
case
PROPERTY_KEY_USER:
property
.
setProperty
(
PROPERTY_KEY_USER
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_PASSWORD:
property
.
setProperty
(
PROPERTY_KEY_PASSWORD
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_TIME_ZONE:
property
.
setProperty
(
PROPERTY_KEY_TIME_ZONE
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_LOCALE:
property
.
setProperty
(
PROPERTY_KEY_LOCALE
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_CHARSET:
property
.
setProperty
(
PROPERTY_KEY_CHARSET
,
keyValuePair
[
1
]);
break
;
case
PROPERTY_KEY_CONFIG_DIR:
property
.
setProperty
(
PROPERTY_KEY_CONFIG_DIR
,
keyValuePair
[
1
]);
break
;
}
}
public
int
getMajorVersion
()
{
return
1
;
}
public
int
getMinorVersion
()
{
return
1
;
}
public
boolean
jdbcCompliant
()
{
return
false
;
}
public
Logger
getParentLogger
()
throws
SQLFeatureNotSupportedException
{
return
null
;
}
/**
* Returns the host property
*
* @param props the java.util.Properties instance to retrieve the hostname from.
* @return the host
*/
public
String
host
(
Properties
props
)
{
return
props
.
getProperty
(
PROPERTY_KEY_HOST
,
"localhost"
);
}
/**
* Returns the port number property
*
* @param props the properties to get the port number from
* @return the port number
*/
public
int
port
(
Properties
props
)
{
return
Integer
.
parseInt
(
props
.
getProperty
(
PROPERTY_KEY_PORT
,
TSDBConstants
.
DEFAULT_PORT
));
}
/**
* Returns the database property from <code>props</code>
*
* @param props the Properties to look for the database property.
* @return the database name.
*/
public
String
database
(
Properties
props
)
{
return
props
.
getProperty
(
PROPERTY_KEY_DBNAME
);
}
}
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBStatement.java
浏览文件 @
a50a50c0
...
...
@@ -242,7 +242,7 @@ public class TSDBStatement implements Statement {
public
void
addBatch
(
String
sql
)
throws
SQLException
{
if
(
batchedArgs
==
null
)
{
batchedArgs
=
new
ArrayList
<
String
>();
batchedArgs
=
new
ArrayList
<>();
}
batchedArgs
.
add
(
sql
);
}
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录