jndicreator.java

来自「想学习EJB的同学」· Java 代码 · 共 47 行

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package ejb3.day2.dwr;

import javax.naming.Context;
import javax.naming.InitialContext;
import org.directwebremoting.create.AbstractCreator;

/**
 *
 * @author user
 */
public class JNDICreator extends AbstractCreator {
    private String jndiName;
    private String typeClass;
    
    @Override
    public Class getType() {
        try{
            return Class.forName(typeClass);
        }catch(Exception e){
            throw new RuntimeException(e);
        }
    }
    
    public void setTypeClass(String type){
        this.typeClass = type;
    }
    
    public void setJndiName(String jndiName){
        this.jndiName = jndiName;
    }

    @Override
    public Object getInstance() throws InstantiationException {
        try{
            Context ctx = new InitialContext();
            return ctx.lookup(jndiName);
        }catch(Exception e){
            throw new InstantiationException(e.getMessage());
        }
    }
}