使用xdoclet辅助Hibernate开发提高工作效率
系统
2180 0
做Hibernate应用的开发,肯定会设计到pojo的映射文件的编写,当设计到大量的pojo时,维护映射文件变成了一件相当困难的事情,因为要保持pojo和映射文件的同步,很可能就会出错. 如果采用xdoclet那么就可以很方便的保持它们之间的同步,进一步提高工作效率.
这里举一个简单的使用xdoclet生成映射文件的例子:
首先需要使用的包:
1.xdoclet-1.2.3.jar /xjavadoc.jar /xdoclet-hibernate-module-1.2.3.jar
2.ant相关的包
首先,建立ant配置文件(一旦建立,之后就可以在项目中不用更改了)
<?
xmlversion="1.0"encoding="ISO-8859-1"
?>
<
project
name
="XDocletExamples"
default
="compile"
basedir
="."
>
<
property
file
="config.properties"
/>
<!--
===================================================================
-->
<!--
Definetheclasspath
-->
<!--
===================================================================
-->
<
path
id
="samples.class.path"
>
<
fileset
dir
="lib.dir"
>
<
include
name
="*.jar"
/>
</
fileset
>
</
path
>
<!--
===================================================================
-->
<!--
Initialise
-->
<!--
===================================================================
-->
<
target
name
="init"
>
<
tstamp
>
<
format
property
="TODAY"
pattern
="d-MM-yy"
/>
</
tstamp
>
<!
-这里很关键,一般来说除了classpathref会修改之外,其他不用修改-
>
<
taskdef
name
="hibernatedoclet"
classname
="xdoclet.modules.hibernate.HibernateDocletTask"
classpathref
="samples.class.path"
/>
</
target
>
<!--
===================================================================
-->
<!--
InvokeXDoclet'shibernate
-->
<!--
===================================================================
-->
<
target
name
="hibernate"
depends
="init"
description
="Generatemappingdocuments(runjarfirst)"
>
<
echo
>
+---------------------------------------------------+
</
echo
>
<
echo
>
||
</
echo
>
<
echo
>
|RUNNINGHIBERNATEDOCLET|
</
echo
>
<
echo
>
||
</
echo
>
<
echo
>
+---------------------------------------------------+
</
echo
>
<!
-这里也是比较关键的地方-
>
<
hibernatedoclet
destdir
="${basedir}"
excludedtags
="@version,@author,@todo,@see"
addedtags
="@xdoclet-generatedat${TODAY},@copyrightTheXDocletTeam,@authorXDoclet,@version${version}"
force
="true"
verbose
="false"
>
<
fileset
dir
="${basedir}"
>
<
include
name
="kkvo.java"
/>
</
fileset
>
<
hibernate
version
="3.0"
/>
</
hibernatedoclet
>
</
target
>
<!--
===================================================================
-->
<!--
Compilesalltheclasses
-->
<!--
===================================================================
-->
<
target
name
="compile"
depends
="hibernate"
>
<
echo
>
+---------------------------------------------------+
</
echo
>
<
echo
>
||
</
echo
>
<
echo
>
|COMPILINGSOURCES|
</
echo
>
<
echo
>
||
</
echo
>
<
echo
>
+---------------------------------------------------+
</
echo
>
<
javac
destdir
="${basedir}"
classpathref
="${basedir}"
debug
="on"
deprecation
="on"
optimize
="off"
>
<
src
path
="${basedir}"
/>
</
javac
>
</
target
>
<!--
===================================================================
-->
<!--
Clean
-->
<!--
===================================================================
-->
<
target
name
="clean"
>
<
delete
dir
="${samples.dist.dir}"
/>
</
target
>
</
project
>
然后,我就可以建立自己的pojo了:
/***/
/**
*
@author
Administrator
*@hibernate.classtable="testTable"
*dynamic-insert="true"
*dynamic-update="true"
*
*/
public
class
kkvo
...
{
Integerid;
Stringname;
/***/
/**
*@hibernate.idgenerator-class="native"
*column="id"
*type="int"
*
*
*
@return
theid
*/
public
IntegergetId()
...
{
return
id;
}
/***/
/**
*
@param
id
*theidtoset
*/
public
void
setId(Integerid)
...
{
this
.id
=
id;
}
/***/
/**
*@hibernate.propertycolumn="name"
*type="integer"
*not-null="true"
*
@return
thename
*/
public
StringgetName()
...
{
return
name;
}
/***/
/**
*
@param
name
*thenametoset
*/
public
void
setName(Stringname)
...
{
this
.name
=
name;
}
}
最后,通过ant命令就可以生成该pojo的映射文件,很是方便
使用xdoclet辅助Hibernate开发提高工作效率
更多文章、技术交流、商务合作、联系博主
微信扫码或搜索:z360901061
微信扫一扫加我为好友
QQ号联系: 360901061
您的支持是博主写作最大的动力,如果您喜欢我的文章,感觉我的文章对您有帮助,请用微信扫描下面二维码支持博主2元、5元、10元、20元等您想捐的金额吧,狠狠点击下面给点支持吧,站长非常感激您!手机微信长按不能支付解决办法:请将微信支付二维码保存到相册,切换到微信,然后点击微信右上角扫一扫功能,选择支付二维码完成支付。
【本文对您有帮助就好】元