com.nostra13.universalimageloader.core.download

接口 ImageDownloader

所有已知实现类:

BaseImageDownloader

public interface ImageDownloader

Provides retrieving of InputStream of image by URI.
Implementations have to be thread-safe.

从以下版本开始:

1.4.0

嵌套类概要

嵌套类

限定符和类型	接口和说明
static class	ImageDownloader.Scheme Represents supported schemes(protocols) of URI.

方法概要

限定符和类型	方法和说明
InputStream	getStream(String imageUri, Object extra) Retrieves InputStream of image by URI.

方法详细资料

getStream

InputStream getStream(String imageUri,
                      Object extra)
               throws IOException

Retrieves InputStream of image by URI.

参数:

imageUri - Image URI

extra - Auxiliary object which was passed to DisplayImageOptions.extraForDownloader(Object); can be null

返回:

InputStream of image

抛出:

IOException - if some I/O error occurs during getting image stream

UnsupportedOperationException - if image URI has unsupported scheme(protocol)