检查sql的expression是否合法 @return false 不合法

There are a few FTPClient methods that do not complete the entire sequence of FTP commands to complete a transaction. These commands require some act

通过key创建任务，只适应于单任务

@param entity 下载实体 {@link ITask#DOWNLOAD}、{@link ITask#DOWNLOAD_GROUP}、{@link ITask#UPLOAD}

Closes the connection to the FTP server and restores connection parameters to the default values. @throws IOException If an error occurs while discon

执行查询普通数据的sql语句，并创建对象 @param sql sql 查询语句 @param selectionArgs 查询参数，如何sql语句中查询条件含有'？'则该参数不能为空

处理通用事件

获取被缓存的任务

获取Context @return Context

获取当前执行池中的任务数量

将异常信息转换为字符串

获取类里面的指定对象，如果该类没有则从父类查询

获取文件MD5码

Returns an array of FTPFile objects containing the whole list of files returned by the server as read by this object's parser. @return an array of FT

唯一标识符，DownloadTask 为下载地址，UploadTask 为文件路径

map中的key @param key 任务的key{@link AbsTaskWrapper#getKey()} @return 转换后的map中的key

根据功能类型和控件类型获取对应的key @param type {@link ReceiverType} @param obj 观察者对象 @return key的格式为：{@code String.format("%s_%s_%s", obj.getClass().getName(), type

创建加载器

返回现在的日期和时间 @return 格式:2000-00-00 00:00:00

Returns the lines of text from the last FTP server response as an array of strings, one entry per line. The end of line markers of each are stripped

观察者对象的类完整名称

获取任务记录 @param filePath 文件地址 @param taskType 任务类型{@link ITaskWrapper} @return 没有记录返回null，有记录则返回任务记录

获取ts文件保存路径 @param dirCache 缓存目录 @param threadId ts文件名

@param socket the socket @return the socket @throws IOException on error @deprecated (2.2) use {@link FTPSServerSocketFactory#init(java.net.ServerSock

插入数据，只有 target中checkEntity成功后才能插入，创建实体部分也不允许操作

Returns true if the client is currently connected to a server. <p> Delegates to {@link Socket#isConnected()} @return True if the client is currently

Determine if the file is a regular file. @return True if the file is of type <code>FILE_TYPE</code>, false if not.

shadow$_klass_、shadow$_monitor_、{@link Ignore}、rowID、{@link Field#isSynthetic()}、{@link Modifier#isFinal(int)}、{@link Modifier#isStatic(int)}将被忽略 @re

Determine if a reply code is a positive intermediate response. All codes beginning with a 3 are positive intermediate responses. The FTP server will

任务是否在执行 @return {@code true} 任务正在执行，{@code false} 任务没有执行

合并文件 @param targetPath 目标文件 @param subPaths 碎片文件路径 @return {@code true} 合并成功，{@code false}合并失败

停止

退出looper循环

退出looper循环

退出looper循环

Reads and returns the next byte in the stream. If the end of the message has been reached, returns -1. @return The next character in the stream. Ret

Drops the entry for {@code key} if it exists and can be removed. Entries actively being edited cannot be removed. @return true if an entry was remove

通过key删除任务实体 当任务complete或删除记录时将删除缓存

Set the name of the group owning the file. This may be a string representation of the group number. @param group The name of the group owning the fi

设置请求类型 @param requestEnum {@link RequestEnum}

停止

更新当前进度 @param currentProgress 当前进度

Writes a byte to the stream. Note that a call to this method might not actually write a byte to the underlying stream until a subsequent character

绑定代理对象并返回代理类

检查观察者对象的代理文件类型 @param clazz 观察者对象 @return {@link #PROXY_TYPE_DOWNLOAD}，如果没有实体对象则返回空的list

Compile the regex and store the {@link Pattern}. This is an internal method to do the work so the constructor does not have to call an overrideable m

将字符串转换为Ftp服务器默认的ISO-8859-1编码 @param charSet 字符串编码 @param str 需要转换的字符串 @return 转换后的字符串

转换Url @param url 原地址 @return 转换后的地址

创建目录 当目录不存在的时候创建文件，否则返回false

Implementation should be a method that decodes the supplied key and creates an object implementing the interface FTPFileEntryParser. @param key A str

创建表 @param clazz 数据库实体

创建存储数据\更新数据时使用的ContentValues @return 如果没有字段属性，返回null

销毁任务

Encodes binary data using the base64 algorithm, without using chunking. <p> For a chunking version, see {@link #encodeBase64String(byte[])}. @param b

Flush any bytes in the file's buffer that have not yet been written to disk. If the file was created read-only, this method is a no-op.

格式化日期 @param string 有效的日期字符 @param format 格式化的格式

返回ApplicationInfo（可以通过这个读取meta-data等等）

从配置文件读取Boolean值 @return 如果没有，默认返回false