javax.activation
类 URLDataSource

java.lang.Object
  javax.activation.URLDataSource

所有已实现的接口：

DataSource

public class URLDataSource
extends Object
implements DataSource

版本：

$Rev: 467742 $ $Date: 2011/05/07 04:32:39 $

构造方法摘要

URLDataSource(URL url)
Creates a URLDataSource from a URL object.

方法摘要

String	getContentType() Returns the value of the URL content-type header field.
InputStream	getInputStream() Returns an InputStream obtained from the URL.
String	getName() Returns the file name of the URL object.
OutputStream	getOutputStream() Returns an OutputStream obtained from the URL.
URL	getURL() Returns the URL of the data source.

从类 java.lang.Object 继承的方法

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造方法详细信息

URLDataSource

public URLDataSource(URL url)

Creates a URLDataSource from a URL object.

方法详细信息

getContentType

public String getContentType()

Returns the value of the URL content-type header field. This method calls URL.openConnection() to obtain a connection from which to obtain the content type. If this fails or a getContentType() returns null then "application/octet-stream" is returned.

指定者：

接口 DataSource 中的 getContentType

getName

public String getName()

Returns the file name of the URL object.

指定者：

接口 DataSource 中的 getName

返回：

the name as returned by URL.getFile()

getInputStream

public InputStream getInputStream()
                           throws IOException

Returns an InputStream obtained from the URL.

指定者：

接口 DataSource 中的 getInputStream

返回：

the InputStream from URL.openStream()

抛出：

IOException

getOutputStream

public OutputStream getOutputStream()
                             throws IOException

Returns an OutputStream obtained from the URL.

指定者：

接口 DataSource 中的 getOutputStream

抛出：

IOException

getURL

public URL getURL()

Returns the URL of the data source.