「Struts2入門」インターセプタ(intercept)を実装するサンプル
1.インターセプタの実装
public class TestTnterceptor extends AbstractInterceptor {
@Override
public String intercept(ActionInvocation invocation) throws Exception {
String result=null;
final ActionMapping atMapping=ServletActionContext.getActionMapping():
//処理コードsome code
result = invocation.invoke();
return result;
}
}
public class TestTnterceptor extends AbstractInterceptor {
@Override
public String intercept(ActionInvocation invocation) throws Exception {
String result=null;
final ActionMapping atMapping=ServletActionContext.getActionMapping():
//処理コードsome code
result = invocation.invoke();
return result;
}
}
public class TestTnterceptor extends AbstractInterceptor { @Override public String intercept(ActionInvocation invocation) throws Exception { String result=null; final ActionMapping atMapping=ServletActionContext.getActionMapping(): //処理コードsome code result = invocation.invoke(); return result; } }
2.インターセプタの登録
<package name="cft" namespace="/" extends="struts-default">
<interceptors>
<interceptor name="TestTnterceptor" class="com.arkgame.study.TestTnterceptor" />
<interceptor-stack name="TestTnterceptorStack">
<interceptor-ref name="servletConfig" />
<interceptor-ref name="i18n" />
<interceptor-ref name="prepare" />
<interceptor-ref name="TestTnterceptor" />
</interceptor-stack>
</interceptors>
</package>
<package name="cft" namespace="/" extends="struts-default">
<interceptors>
<interceptor name="TestTnterceptor" class="com.arkgame.study.TestTnterceptor" />
<interceptor-stack name="TestTnterceptorStack">
<interceptor-ref name="servletConfig" />
<interceptor-ref name="i18n" />
<interceptor-ref name="prepare" />
<interceptor-ref name="TestTnterceptor" />
</interceptor-stack>
</interceptors>
</package>
<package name="cft" namespace="/" extends="struts-default"> <interceptors> <interceptor name="TestTnterceptor" class="com.arkgame.study.TestTnterceptor" /> <interceptor-stack name="TestTnterceptorStack"> <interceptor-ref name="servletConfig" /> <interceptor-ref name="i18n" /> <interceptor-ref name="prepare" /> <interceptor-ref name="TestTnterceptor" /> </interceptor-stack> </interceptors> </package>
3.インターセプタを呼出す
@ParentPackage("cft")
public class TestAction extends BaseAction{
//some code
}
@ParentPackage("cft")
public class TestAction extends BaseAction{
//some code
}
@ParentPackage("cft") public class TestAction extends BaseAction{ //some code }