package com.frameworkset.common.tag.pager;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.servlet.http.HttpServletRequest;
import com.frameworkset.util.ListInfo;
/**
*
* <p>Title: com.frameworkset.common.tag.pager.ObjectDataInfo.java</p>
*
* <p>Description: 封装对象类型的数据获取类</p>
*
* <p>Copyright (c) 2006.10 </p>
*
* <p>Company: chinacreator</p>
* @Date 2007-2-4 15:11:55
* @author biaoping.yin
* @version 1.0
*/
public class ObjectDataInfoImpl extends DataInfoImpl {
/**
* 存放对象类型数据的变量
*/
Object data;
public ObjectDataInfoImpl(Object data)
{
this.data = data;
}
public void initial(String sortKey, boolean desc, long offSet,
int pageItemsize, boolean isList, HttpServletRequest request) {
throw new UnsupportedOperationException("public int getDataSize()");
}
public void initial(String sql, String dbName, long offSet,
int pageItemsize, boolean isList, HttpServletRequest request) {
throw new UnsupportedOperationException("public int getDataSize()");
}
public Object getListItems() {
throw new UnsupportedOperationException("public int getDataSize()");
}
public Object[] getPageItemsFromDB() {
throw new UnsupportedOperationException("public int getDataSize()");
}
public Object[] getListItemsFromDB() {
throw new UnsupportedOperationException("public int getDataSize()");
}
public Object getPageItems() {
throw new UnsupportedOperationException("public int getDataSize()");
}
public Class getVOClass() {
throw new UnsupportedOperationException("public int getDataSize()");
}
public long getItemCount() {
// throw new UnsupportedOperationException("public int getDataSize()");
return this.getSize(data);
}
private long getSize(Object obj)
{
if(obj == null )
return 0;
if(obj instanceof List)
{
return ((List)obj).size();
}
else if(obj instanceof Map)
{
return ((Map)obj).size();
}
else if(obj instanceof Set)
{
return ((Set)obj).size();
}
else if(obj.getClass().isArray())
{
return ((Object[])obj).length;
}
return 1;
}
public int getDataSize() {
// throw new UnsupportedOperationException("public int getDataSize()");
return (int)this.getSize(data);
}
public Object getObjectData()
{
return this.data;
}
protected ListInfo getDataList(String sortKey, boolean desc, long offSet, int pageItemsize) {
throw new UnsupportedOperationException("public int getDataSize()");
}
protected ListInfo getDataList(String sortKey, boolean desc) {
throw new UnsupportedOperationException("public int getDataSize()");
}
}