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                在報表設計器中,選中要顯示圖片的單元格,設置屬性display-type為image 只要字段中的內容是一個圖片的url,就可以顯示出這個圖片了。 attachmentSimlpe組件對應的存圖片的字段里面的內容是JSON格式的,需要將其改為圖片的url,這個改變通過寫java代碼實現,因此reportData不能使用KSQLAction,要使用Action。Action對應的java代碼完整案例如下: ``` import java.util.Iterator; import com.alibaba.fastjson.JSONArray; import com.alibaba.fastjson.JSONObject; import com.justep.system.data.KSQL; import com.justep.system.data.Row; import com.justep.system.data.Table; import com.justep.util.Utils; public class Test { public static Table reportAttSimple() { String ksql = "select attSim.* from AP_AttachmentSample attSim"; Table table = KSQL.select(ksql, null, "/appdemo/test/data", null); Iterator<Row> it = table.iterator(); while (it.hasNext()) { Row r = it.next(); String v = r.getString("fFJ");// 取出圖片字段 String ownerID = r.getString("attSim");// 獲取主鍵值 String operateType = "browse"; if (!Utils.isEmptyString(v)) { JSONArray ja = JSONArray.parseArray(v);// 把圖片字段信息轉換為json對象 JSONObject jsonObject = ja.getJSONObject(0); String realFileName = jsonObject.getString("realFileName");// 獲取json對象中realFileName的值 String storeFileName = jsonObject.getString("storeFileName");// 獲取json對象中storeFileName的值 String url = "/UI2/system/service/doc/common/simpleFileStore.j?realFileName=" + realFileName + "&storeFileName=" + storeFileName + "&ownerID=" + ownerID + "&operateType=" + operateType; // 通過獲取的主鍵值、realFileName、storeFileName的值拼接url r.setString("fFJ", url); // 將url存入table對象 } } return table; } } ```
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