using Maven2
please edit pom.xml as below.
adding repository
<repositories>
<repository>
<id>maven.seasar.org</id>
<name>The Seasar Foundation Maven2 Repository</name>
<url>http://maven.seasar.org/maven2</url>
</repository>
</repositories>
Fisshplate
<dependency>
<groupId>org.seasar.fisshplate</groupId>
<artifactId>fisshplate</artifactId>
<version>(version no.)</version>
</dependency>
S2Fisshplate
<dependency>
<groupId>org.seasar.fisshplate</groupId>
<artifactId>s2fisshplate</artifactId>
<version>(version no.)</version>
</dependency>