上传文件至 'project/model'

project/model/Paper.java

@@ -0,0 +1,32 @@
+
+package model;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class Paper {
+    private Map data;
+    private String type;
+
+    public Paper(String type) {
+        this.type = type;
+        this.data = new HashMap();
+    }
+
+    public void setData(String key, String value) {
+        data.put(key, value);
+    }
+
+    public String getData(String key) {
+        return (String) data.get(key);
+    }
+
+    public Map getAllData() {
+        return new HashMap(data);
+    }
+
+    public String getType() {
+        return type;
+    }
+}
+