import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.ibatis.common.beans.Probe;
import com.ibatis.common.beans.ProbeFactory;
import com.newheight.model.TempProduct;
/**
* <pre>
* ProbeFactory.getProbe()测试
* </pre>
*
* @author liuhongbo
* @version $Id: TestProbe.java, v 0.1 2012-3-22 上午09:47:45 liuhongbo Exp $
*/
public class TestProbe {
private static final Probe PROBE = ProbeFactory.getProbe();
/**
*
* <pre>
* 从List的E中返回valueProp属性的List
* </pre>
*
* @param <E>
* @param list
* @param propertyName
* @return
*/
public static <E> List<Object> GetPropertyList(List<E> list,String propertyName) {
List<Object> valueList = new ArrayList<Object>();
for (Object o : list) {
Object value = PROBE.getObject(o, propertyName);
valueList.add(value);
}
return valueList;
}
/**
*
* <pre>
* 从List的E中返回valueProp属性的List
* </pre>
*
* @param <E>
* @param list
* @param keyProp map中的的key值
* @param valueProp map中的value值，为null时，取对象本身
* @return
*/
public static <E> Map<Object,Object> ListforMap(List<E> list, String keyProp, String valueProp) {
Map<Object,Object> map = new HashMap<Object,Object>();
for (int i = 0, n = list.size(); i < n; i++) {
Object object = list.get(i);
if(null == object){
continue;
}
Object key = PROBE.getObject(object, keyProp);
Object value = null;
if (valueProp == null || "".equals(valueProp)){
value = object;
} else {
value = PROBE.getObject(object, valueProp);
}
map.put(key, value);
}
return map;
}
public static void main(String[] args) {
TempProduct tp1 = new TempProduct();
tp1.setId(789456L);
TempProduct tp2 = new TempProduct();
tp2.setId(789451L);
TempProduct tp3 = new TempProduct();
tp3.setId(789453L);
List<TempProduct> array = new ArrayList<TempProduct>();
array.add(tp1);
array.add(tp2);
array.add(tp3);
List<Object> list1 = GetPropertyList(array,"id");
for (Object o : list1) {
System.out.println(o.toString());
}
System.out.println(ListforMap(array,"id",null));
}
}
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