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@ -21,6 +21,7 @@ import android.database.Cursor; |
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import android.database.sqlite.SQLiteDatabase; |
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import android.database.sqlite.SQLiteOpenHelper; |
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import android.support.annotation.NonNull; |
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import android.support.v4.util.LruCache; |
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import android.text.TextUtils; |
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import com.arialyy.aria.core.AriaManager; |
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import com.arialyy.aria.util.ALog; |
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@ -49,6 +50,7 @@ final class SqlHelper extends SQLiteOpenHelper { |
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private static final int DEL_DATA = 6; |
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private static volatile SqlHelper INSTANCE = null; |
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private static LruCache<Integer, DbEntity> mDataCache = new LruCache<>(1024); |
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static SqlHelper init(Context context) { |
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if (INSTANCE == null) { |
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@ -162,27 +164,27 @@ final class SqlHelper extends SQLiteOpenHelper { |
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return count; |
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} |
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/** |
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* 关键字模糊检索全文 |
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* |
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* @param column 需要查找的列 |
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* @param mathSql 关键字语法，exsimple “white OR green”、“blue AND red”、“white NOT green” |
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*/ |
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public static <T extends DbEntity> List<T> searchData(SQLiteDatabase db, Class<T> clazz, |
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String column, String mathSql) { |
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String sql = "SELECT * FROM " |
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+ CommonUtil.getClassName(clazz) |
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+ " WHERE " |
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+ column |
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+ " MATCH '" |
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+ mathSql |
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+ "'"; |
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Cursor cursor = db.rawQuery(sql, null); |
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List<T> data = cursor.getCount() > 0 ? newInstanceEntity(db, clazz, cursor) : null; |
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closeCursor(cursor); |
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return data; |
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} |
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///**
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// * 关键字模糊检索全文
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// *
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// * @param column 需要查找的列
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// * @param mathSql 关键字语法，exsimple “white OR green”、“blue AND red”、“white NOT green”
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// */
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//public static <T extends DbEntity> List<T> searchData(SQLiteDatabase db, Class<T> clazz,
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// String column, String mathSql) {
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// String sql = "SELECT * FROM "
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// + CommonUtil.getClassName(clazz)
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// + " WHERE "
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// + column
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// + " MATCH '"
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// + mathSql
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// + "'";
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//
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// Cursor cursor = db.rawQuery(sql, null);
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// List<T> data = cursor.getCount() > 0 ? newInstanceEntity(db, clazz, cursor) : null;
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// closeCursor(cursor);
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// return data;
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//}
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/** |
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* 检查某个字段的值是否存在 |
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@ -328,19 +330,27 @@ final class SqlHelper extends SQLiteOpenHelper { |
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db = checkDb(db); |
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Class<?> clazz = dbEntity.getClass(); |
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List<Field> fields = CommonUtil.getAllFields(clazz); |
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DbEntity cacheEntity = mDataCache.get(dbEntity.hashCode()); |
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if (fields != null && fields.size() > 0) { |
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StringBuilder sb = new StringBuilder(); |
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sb.append("UPDATE ").append(CommonUtil.getClassName(dbEntity)).append(" SET "); |
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StringBuilder sql = new StringBuilder(); |
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StringBuilder prams = new StringBuilder(); |
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sql.append("UPDATE ").append(CommonUtil.getClassName(dbEntity)).append(" SET "); |
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int i = 0; |
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for (Field field : fields) { |
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field.setAccessible(true); |
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if (SqlUtil.ignoreField(field)) { |
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continue; |
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} |
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sb.append(i > 0 ? ", " : ""); |
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try { |
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if (cacheEntity != null && field.get(dbEntity) == field.get(cacheEntity)) { |
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continue; |
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} |
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//sb.append(i > 0 ? ", " : "");
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//sb.append(field.getName()).append("='");
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String value; |
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sb.append(field.getName()).append("='"); |
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prams.append(i > 0 ? ", " : ""); |
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prams.append(field.getName()).append("='"); |
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Type type = field.getType(); |
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if (type == Map.class) { |
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value = SqlUtil.map2Str((Map<String, String>) field.get(dbEntity)); |
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@ -357,16 +367,21 @@ final class SqlHelper extends SQLiteOpenHelper { |
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value = obj == null ? "" : obj.toString(); |
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} |
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sb.append(value == null ? "" : value); |
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sb.append("'"); |
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//sb.append(value == null ? "" : value);
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//sb.append("'");
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prams.append(TextUtils.isEmpty(value) ? "" : value); |
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prams.append("'"); |
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} catch (IllegalAccessException e) { |
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e.printStackTrace(); |
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} |
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i++; |
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} |
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sb.append(" where rowid=").append(dbEntity.rowID); |
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print(MODIFY_DATA, sb.toString()); |
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db.execSQL(sb.toString()); |
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if (!TextUtils.isEmpty(prams.toString())) { |
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sql.append(prams.toString()); |
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sql.append(" where rowid=").append(dbEntity.rowID); |
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print(MODIFY_DATA, sql.toString()); |
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db.execSQL(sql.toString()); |
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} |
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} |
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close(db); |
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} |
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@ -477,9 +492,11 @@ final class SqlHelper extends SQLiteOpenHelper { |
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//外键Map，在Sqlite3中foreign修饰的字段必须放在最后
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final List<Field> foreignArray = new ArrayList<>(); |
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StringBuilder sb = new StringBuilder(); |
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sb.append("create VIRTUAL table ") |
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//sb.append("create VIRTUAL table ")
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sb.append("create table ") |
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.append(TextUtils.isEmpty(tableName) ? CommonUtil.getClassName(clazz) : tableName) |
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.append(" USING fts4("); |
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//.append(" USING fts4(");
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.append(" ("); |
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for (Field field : fields) { |
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field.setAccessible(true); |
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if (SqlUtil.ignoreField(field)) { |
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@ -656,6 +673,7 @@ final class SqlHelper extends SQLiteOpenHelper { |
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} |
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} |
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entity.rowID = cursor.getInt(cursor.getColumnIndex("rowid")); |
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mDataCache.put(entity.hashCode(), entity); |
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entitys.add(entity); |
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} |
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closeCursor(cursor); |
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AriaLyy
7 years ago