输出log 日志 @param bug true or false @param bugName tag

The real Dialog.cancel() will be invoked async-ly after the animation finishes.

Converts Headers[] to Map<String, String>.

Create an {@link HttpURLConnection} for the specified {@code url}.

Creates the appropriate subclass of HttpUriRequest for passed in request.

删除数据 @param sql 执行更新操作的sql语句 @param bindArgs sql语句中的参数,参数的顺序对应占位符顺序

Delivers error message to the ErrorListener that the Request was initialized with. @param error Error details

Subclasses must implement this to perform delivery of the parsed response to their listeners. The given response is guaranteed to be non-null; respon

The real guts of parseNetworkResponse. Broken out for readability.

Converts <code>params</code> into an application/x-www-form-urlencoded encoded string.

Initializes an {@link HttpEntity} from the given {@link HttpURLConnection}. @param connection @return an HttpEntity populated with data from <code>con

Reads the contents of HttpEntity into a byte[].

@return The hashcode of the URL's host component, or 0 if there is none.

Closes the log, dumping it to logcat if the time difference between the first and last markers is greater than {@link #MIN_DURATION_FOR_LOGGING_MS}. @

得到保存数据的方法，我们根据默认值得到保存的数据的具体类型，然后调用相对于的方法获取值 建议使用另一个方法，这个方法马上弃用了 @param key @param defaultObject @return

Returns the cache entry with the specified key if it exists, null otherwise.

@param key @return

Synchronously retrieves an auth token. @throws AuthFailureError If authentication did not succeed

Returns the raw POST or PUT body to be sent. <p>By default, the body consists of the request parameters in application/x-www-form-urlencoded format.

Returns the current retry count (used for logging).

Returns the current timeout (used for logging).

输出日志所包含的信息

ro.serialno的用处是来保存唯一设备号 @return

Returns the raw POST body to be sent. @throws AuthFailureError In the event of auth failure @deprecated Use {@link #getBody()} instead.

@deprecated Use {@link #getBodyContentType()} instead.

Returns a Map of POST parameters to be used for this request, or null if a simple GET should be used. Can throw {@link AuthFailureError} as authentic

Returns which encoding should be used when converting POST parameters returned by {@link #getPostParams()} into a raw POST body. <p>This controls bot

Gets a sequence number.

Returns this request's tag. @see com.android.volley.Request#setTag(Object)

Returns the time difference between the first and last events in this log.

Returns true if this policy has attempts remaining, false otherwise.

Returns true if this request has had a response delivered for it.

Checks if a response message contains a body. @see <a href="https://tools.ietf.org/html/rfc7230#section-3.3">RFC 7230 section 3.3</a> @param requestMe

插入数据 @param sql 执行更新操作的sql语句 @param bindArgs sql语句中的参数,参数的顺序对应占位符顺序 @return result 返回新添记录的行号，与主键id无关

Invalidates the provided auth token.

Checks if the item is available in the cache. @param requestUrl The url of the remote image @param maxWidth The maximum width of the returned image. @

True if the entry is expired.

Returns whether this response is considered successful.

Logs requests that took over SLOW_REQUEST_THRESHOLD_MS to complete.

Returns an unbuffered input stream to read the last committed value, or null if no value has been committed.

Handler for when an image failed to load. @param cacheKey The cache key that is associated with the image request.

Handler for when an image was successfully loaded. @param cacheKey The cache key that is associated with the image request. @param response The bitmap

Called before the request is executed using the underlying HttpClient. <p>Overwrite in subclasses to augment the request.</p>