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Class sun.server.util.URLContentsImpl 

java.lang.Object
   |
   +----sun.server.util.URLContentsImpl
public class URLContentsImpl
extends Object
implements URLContents
This represents the interface to one disk cache entry in the DiskCache object. A list of such entries form the disk cache.

Variable Index

o CE_DATA_BEING_FETCHED
o CE_DATA_BEING_FILLED
o CE_EMPTY
o CE_FWRITE_FAILED
o CE_READY

Constructor Index

o URLContentsImpl()
o URLContentsImpl(DiskCacheImpl, URL, String, int)
o URLContentsImpl(DiskCacheImpl, URL, String, int, int, String, long, long)
o URLContentsImpl(URLConnection)
o URLContentsImpl(URLContents)

Method Index

o available()
Check if the contents in this URLContents is ready for reading or is in the process of being fetched.
o cacheable()
o cacheHit()
This indicates that the URLContents is being accessed.
o getContentLength()
The content length of the data on the input stream.
o getContents()
This is the input stream from which the contents of the URL to be stored or the URL being retrieved is read.
o getContentType()
The mime type of the contents that is referred to by the URL.
o getHeaders()
return all the HTTP headers in a hash table format.
o getLastModifiedDate()
The last modified date on the URL.
o getResponseCode()
o getResponseMessage()
o getURL()
The URL that identifies these contents.
o lastAccessTime()
This is the time of last access on this URL.
o numHits()
when the URL is being read from the cache, this represents the number of times the URL has been read since being stored in the cache.
o setCacheable(boolean)
o setContents(URLContents)
o setDate(long)
o setHeaders(Hashtable)
Set the header table.
o setInputStream(InputStream)
o setLength(int)
o setResponseCode(int)
o setResponseMessage(String)
o setType(String)
o setUrl(URL)

Variables

o CE_EMPTY 
 public static final int CE_EMPTY
o CE_DATA_BEING_FILLED 
 public static final int CE_DATA_BEING_FILLED
o CE_DATA_BEING_FETCHED 
 public static final int CE_DATA_BEING_FETCHED
o CE_READY 
 public static final int CE_READY
o CE_FWRITE_FAILED 
 public static final int CE_FWRITE_FAILED

Constructors

o URLContentsImpl 
 public URLContentsImpl(URLConnection uc) throws IOException
o URLContentsImpl 
 public URLContentsImpl(DiskCacheImpl dc,
                        URL url,
                        String file,
                        int entrySize)
o URLContentsImpl 
 public URLContentsImpl(DiskCacheImpl dc,
                        URL url,
                        String file,
                        int entrySize,
                        int len,
                        String type,
                        long lmtime,
                        long lattime)
o URLContentsImpl 
 public URLContentsImpl(URLContents uc)
o URLContentsImpl 
 public URLContentsImpl()

Methods

o setContents 
 public synchronized void setContents(URLContents uc)
o setUrl 
 public void setUrl(URL url)
o setInputStream 
 public void setInputStream(InputStream is)
o setLength 
 public void setLength(int len)
o setType 
 public void setType(String type)
o setDate 
 public void setDate(long date)
o getURL 
 public URL getURL()
The URL that identifies these contents.

o getContentLength 
 public int getContentLength()
The content length of the data on the input stream. If a -1 is returned, the length is until EOF is read on the input stream.

o getContentType 
 public String getContentType()
The mime type of the contents that is referred to by the URL.

o getLastModifiedDate 
 public long getLastModifiedDate()
The last modified date on the URL. The date is represented as the number of miliseconds since Jan 1, 1970.

o getResponseCode 
 public int getResponseCode()
o getResponseMessage 
 public String getResponseMessage()
o setResponseCode 
 public void setResponseCode(int code)
o setResponseMessage 
 public void setResponseMessage(String msg)
o cacheable 
 public boolean cacheable()
o setCacheable 
 public void setCacheable(boolean b)
o setHeaders 
 public void setHeaders(Hashtable h)
Set the header table. The key is the header name, the value is the header value.

o getHeaders 
 public Hashtable getHeaders()
return all the HTTP headers in a hash table format. The key is the header name, the value is the header value.

o numHits 
 public int numHits()
when the URL is being read from the cache, this represents the number of times the URL has been read since being stored in the cache.

o lastAccessTime 
 public long lastAccessTime()
This is the time of last access on this URL. It is represented in seconds since Jan 1, 1970.

o cacheHit 
 public void cacheHit()
This indicates that the URLContents is being accessed. When the URLContents object is cached, whenever the object is referred to from the application, this method must be called, so that the last accessed time and the number of hits can be updated.

o getContents 
 public synchronized InputStream getContents() throws IOException
This is the input stream from which the contents of the URL to be stored or the URL being retrieved is read.

Returns:
the input stream from which contents of the URL is read
o available 
 public boolean available()
Check if the contents in this URLContents is ready for reading or is in the process of being fetched.

Returns:
true iff the data is ready for reading 
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