android添加文本内容到sqlite表中
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![]() | 第一步: 创建表 CREATE TABLE DLION ( _id INTEGER PRIMARY KEY AUTOINCREMENT, content TEXT, questionId INTEGER, answerId INTEGER, [right] INTEGER ); 第二步: 把编辑文本内容并放到 res/raw/test.txt 用 Notepad++ 打开,把每一个将要放在表中单元格的内容放一行 去除行尾空格和空白行:按CTRL+H 选择正则表达式-- 查找目标:\s+$ 替换为空 去除行首空格:按CTRL+H 选择正则表达式-- 查找目标:^\s+ 替换为空 第三步: 打开数据库 详情参照 Android sd卡读取数据库 第四步: 添加数据到表 public void addContent() { try { BufferedReader localBufferReader = new BufferedReader( new InputStreamReader(getResources().openRawResource( R.raw.test))); db = openDatabase(); for (int i = length + 1;; i++) { // 添加问题到数据库 String questionStr = localBufferReader.readLine(); if (questionStr == null) { localBufferReader.close(); db.close(); break; } Log.v("insert", "insert questionContent " + questionStr + " success!"); db.execSQL("insert into DLION(questionId,content) values(" + i + ",'" + questionStr + "')"); // 添加答案1到数据库 String answerStr1 = localBufferReader.readLine(); if (answerStr1 == null) { localBufferReader.close(); db.close(); break; } Log.v("insert", "insert answerContent1 " + answerStr1 + " success!"); db.execSQL("insert into DLION(answerId,content) values(" + i + ",'" + answerStr1 + "')"); // 添加答案2到数据库 www.atcpu.com String answerStr2 = localBufferReader.readLine(); if (answerStr2 == null) { localBufferReader.close(); db.close(); break; } Log.v("insert", "insert answerContent2 " + answerStr2 + " success!"); ContentValues answerContent2 = new ContentValues(); answerContent2.put("answerId", i); answerContent2.put("content", answerStr2); db.insert("DLION", "_id", answerContent2); // 添加答案3到数据库 String answerStr3 = localBufferReader.readLine(); if (answerStr3 == null) { localBufferReader.close(); db.close(); break; } Log.v("insert", "insert answerContent3 " + answerStr3 + " success!"); ContentValues answerContent3 = new ContentValues(); answerContent3.put("answerId", i); answerContent3.put("content", answerStr3); db.insert("DLION", "_id", answerContent3); // 添加答案4到数据库 String answerStr4 = localBufferReader.readLine(); if (answerStr4 == null) { localBufferReader.close(); db.close(); break; } Log.v("insert", "insert answerContent4 " + answerStr4 + " success!"); ContentValues answerContent4 = new ContentValues(); answerContent4.put("answerId", i); answerContent4.put("content", answerStr4); db.insert("DLION", "_id", answerContent4); } } catch (Exception e) { // TODO: handle exception e.printStackTrace(); } } | |
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