我在蚂蚁很新的,我有以下问题创造的build.xml文件处理的.jar文件以下单级应用的创建:如何将.jar依赖包含到ANT目标中,以生成我的应用程序的最终.jar文件?
import java.sql.*;
import java.util.TimeZone;
public class Main {
public static void main(String[] args) {
System.out.println("Hello World !!!");
System.out.println(args.length);
if(args.length != 0) {
String partitaIVA = args[0];
String nomePDF = args[1];
}
Connection conn = null;
Statement stmt = null;
try {
Class.forName ("oracle.jdbc.OracleDriver");
TimeZone timeZone = TimeZone.getTimeZone("Etc/GMT+2");
TimeZone.setDefault(timeZone);
// Step 1: Allocate a database "Connection" object
conn = DriverManager.getConnection("jdbc:oracle:thin:@XXX.XXX.XXX.XXX:1521:eme1", "myUserName", "myPswd"); // Oracle DB driver
System.out.println("After obtained connection with DB");
} catch(SQLException ex) {
ex.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
}
}
}
,你可以看到的行为主要是()方法非常简单,此时只能获得与Oracle数据库(由连接对象表示)的连接。
要获取连接,请使用这个类oracle.jdbc.OracleDriver代表Oracle DB Driver。这个类包含在一个名为的ojdbc6.jar的jar文件中,该文件放在我的项目的lib文件夹中。
所以我有以下项目结构:
**edi-sta** (the project root)
|
|----> **lib**
| |
| |-------> **ojdbc6.jar**
|
|----> **src**
| |
| |-------> **Main.java**
|
|----> **build.xml**
所以我创造了这个的build.xml文件:
<project name="edi-sta">
<description>
EDI-STA
</description>
<!-- ========================================================================= -->
<!-- === Project Paths ======================================================= -->
<!-- ========================================================================= -->
<property name="project.base.dir" value="."/>
<!-- ========================================================================= -->
<!-- === DO NOT EDIT BELOW THIS LINE ========================================= -->
<!-- ========================================================================= -->
<!-- === Library Names ======================================================= -->
<!-- ========================================================================= -->
<property name="libname.ojdbc6" value="ojdbc6.jar"/> <!-- JDBC DRIVER FOR ORACLE DB -->
<!-- =================================================================== -->
<!-- =========================== Classpath ============================= -->
<!-- =================================================================== -->
<fileset id="classpath.jars" dir="${project.base.dir}/lib">
<include name="${libname.ojdbc6}" />
</fileset>
<target name="clean">
<delete dir="build"/>
</target>
<target name="compile" depends="clean">
<mkdir dir="build/classes"/>
<echo>INTO compile TASK</echo>
<javac srcdir="src" destdir="build/classes" />
</target>
<target name="jar" depends="compile">
<mkdir dir="build/jar"/>
<jar destfile="build/jar/Main.jar" basedir="build/classes">
<manifest>
<attribute name="Main-Class" value="Main"/>
<attribute name="Class-Path" value="./lib/ojdbc6.jar"/>
</manifest>
</jar>
</target>
<target name="run" depends="jar">
<java jar="build/jar/Main.jar" fork="true"/>
</target>
</project>
的问题是,在这个阶段,当我尝试执行我的Main.jar在控制台我获得ClassNotFoundException,以这种方式:
C:\Projects\edi-sta\build\jar>java -jar Main.jar
Hello World !!!
0
java.lang.ClassNotFoundException: oracle.jdbc.OracleDriver
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at Main.main(Unknown Source)
C:\Projects\edi-sta\build\jar>
这是因为我不知道如何正确地包括ojdbc6.jar(包含Oracle驱动oracle.jdbc.OracleDriver文件)。
所以我觉得我必须把它做进罐子目标,所以我已经准备了一个字段集有ID =“classpath.jars”在我的推杆的ojdbc6.jar。
但现在我有什么办法来使用它来解决我的问题?我错过了什么?
TNX
请不要问同样的问题两次。 http://stackoverflow.com/questions/28458761/how-to-include-a-jar-dependency-into-the-ant-target-that-generate-my-final-jar非常讨厌 – 2015-02-11 18:28:20
请不要问同样的问题一遍又一遍地。推荐的方法是改进您当前的问题。 – 2015-02-12 22:14:00