?? echobean.java
字號:
package org.jboss.book.jca.ex1;import java.rmi.RemoteException;import javax.ejb.SessionBean;import javax.ejb.SessionContext;import javax.naming.Context;import javax.naming.InitialContext;import javax.naming.NamingException;import javax.naming.directory.DirContext;import org.apache.log4j.Category;import org.jboss.book.jca.ex1.ra.DirContextFactory;public class EchoBean implements SessionBean{ private static final Category log = Category.getInstance(EchoBean.class); private SessionContext sessionCtx; public void ejbCreate() { log.debug("ejbCreate: "); } public void ejbLoad() { log.debug("ejbLoad"); } public void ejbRemove() { log.debug("ejbRemove"); } public void ejbStore() { log.debug("ejbStore"); } public void setSessionContext(SessionContext context) { sessionCtx = context; log.debug("setSessionContext"); } public void unsetSessionContext() { sessionCtx = null; log.debug("unsetSessionContext"); } public void ejbActivate() { log.debug("ejbActivate"); } public void ejbPassivate() { log.debug("ejbPassivate"); } public String echo(String arg) { log.info("echo, arg="+arg); try { InitialContext ctx = new InitialContext(); Object ref = ctx.lookup("java:comp/env/ra/DirContextFactory"); log.info("echo, ra/DirContextFactory=" + ref); DirContextFactory dcf = (DirContextFactory) ref; log.info("echo, found dcf=" + dcf); DirContext dc = dcf.getConnection(); log.info("echo, lookup dc=" + dc); dc.close(); } catch(NamingException e) { log.error("Failed during JNDI access", e); } return arg; }}?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -