depbean.java

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package demo.bean;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import javax.faces.model.DataModel;
import javax.faces.model.ListDataModel;

import demo.biz.DemoService;
import demo.model.Dep;

public class DepBean implements Serializable
{
    private static final long serialVersionUID = -3548599653446533508L;
    
    // 注入 Spring 的 bean
    DemoService demoService;
    public void setDemoService(DemoService demoService)
    {
        this.demoService = demoService;
    }
    
    private List<Dep> deps = new ArrayList<Dep>(); 
    private DataModel depModel = new ListDataModel();
    private Dep dep = new Dep();
    
    public List<Dep> getDeps()
    {
        if(deps.size()==0)
        {
            deps = demoService.queryDeps();
        }
        return deps;
    }
    public void setDeps(List<Dep> deps)
    {
        this.deps = deps;
    }
    public DataModel getDepModel()
    {
        depModel.setWrappedData(this.getDeps());
        return depModel;
    }
    public void setDepModel(DataModel depModel)
    {
        this.depModel = depModel;
    } 
    public Dep getDep()
    {
        return dep;
    }
    public void setDep(Dep dep)
    {
        this.dep = dep;
    }
    
    // 下面是业务方法
    public String viewDep()
    {
        this.dep = (Dep)depModel.getRowData();
        return "goDetail";
    }

}