ADD file via upload

ProductTableModel.java

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+package com.tyj.ui;
+
+import java.util.List;
+
+import javax.swing.table.AbstractTableModel;
+
+import com.tyj.domain.Product;
+
+@SuppressWarnings("serial")
+public class ProductTableModel extends AbstractTableModel{
+    
+	//表格列名columnNames
+    private String[] columnNames = {"商品编号","商品类别","商品中文名","商品英文名"};
+    private List<Product> data = null;
+    
+    public ProductTableModel(List<Product> data) {
+        this.data = data;
+    }
+    
+    //返回行数
+	@Override
+	public int getRowCount() {
+		// TODO Auto-generated method stub
+		 return data == null ? 0 : data.size();
+	}
+
+	//返回列数
+	@Override
+	public int getColumnCount() {
+		// TODO Auto-generated method stub
+		return columnNames.length;
+	}
+
+	
+	//获得某行某列的数据，而数据保存在对象数组products中
+	@Override
+	public Object getValueAt(int rowIndex, int columnIndex) {
+		if (data == null || rowIndex >= data.size()) {
+	        return null; // Or return a default value, depending on your requirements
+	    }
+		// 每一行就是一个Product商品对象
+		Product p = data.get(rowIndex);
+		switch(columnIndex) {
+		
+		case 0 :
+		return p.getProductid();
+		case 1 :
+			return p.getCategory();
+		case 2 :
+			return p.getCname();
+		default :
+			return p.getEname();
+		}
+	}
+	@Override
+	public String getColumnName(int columnIndex) {
+		return columnNames[columnIndex];
+	}
+}