Package org.apache.axis2.saaj.util

Class SAAJDataSource

java.lang.Object
org.apache.axis2.saaj.util.SAAJDataSource
All Implemented Interfaces:
jakarta.activation.DataSource
public class SAAJDataSource extends Object implements jakarta.activation.DataSource

  • Field Details

    • contentType

      protected String contentType
      The content type. This defaults to application/octet-stream.

    • MIN_MEMORY_DISK_CACHED

      public static final int MIN_MEMORY_DISK_CACHED
      Field MIN_MEMORY_DISK_CACHED
      See Also:

    • MAX_MEMORY_DISK_CACHED

      public static final int MAX_MEMORY_DISK_CACHED
      Field MAX_MEMORY_DISK_CACHED
      See Also:

    • maxCached

      protected int maxCached
      Field maxCached

    • diskCacheFile

      protected File diskCacheFile
      Field diskCacheFile

    • readers

      protected WeakHashMap readers
      Field readers

    • deleted

      protected boolean deleted
      Flag to show if the resources behind this have been deleted.

    • READ_CHUNK_SZ

      public static final int READ_CHUNK_SZ
      Field READ_CHUNK_SZ
      See Also:

    • memorybuflist

      protected LinkedList memorybuflist
      The linked list to hold the in memory buffers.

    • currentMemoryBuf

      protected byte[] currentMemoryBuf
      Hold the last memory buffer.

    • currentMemoryBufSz

      protected int currentMemoryBufSz
      The number of bytes written to the above buffer.

    • totalsz

      protected long totalsz
      The total size in bytes in this data source.

    • cachediskstream

      protected BufferedOutputStream cachediskstream
      This is the cached disk stream.

    • closed

      protected boolean closed
      If true the source input stream is now closed.

  • Constructor Details

    • SAAJDataSource

      protected SAAJDataSource()
      Constructor SAAJDataSource.

    • SAAJDataSource

      public SAAJDataSource(InputStream ss, int maxCached, String contentType) throws IOException
      Create a new boundary stream.
      Parameters:
      ss - is the source input stream that is used to create this data source.
      maxCached - This is the max memory that is to be used to cache the data.
      contentType - the mime type for this data stream. by buffering you can some effiency in searching.
      Throws:
      IOException

    • SAAJDataSource

      public SAAJDataSource(InputStream ss, int maxCached, String contentType, boolean readall) throws IOException
      Create a new boundary stream.
      Parameters:
      ss - is the source input stream that is used to create this data source.
      maxCached - This is the max memory that is to be used to cache the data.
      contentType - the mime type for this data stream. by buffering you can some effiency in searching.
      readall - if true will read in the whole source.
      Throws:
      IOException

  • Method Details

    • close

      protected void close() throws IOException
      This method is a low level write. Close the stream.
      Throws:
      IOException

    • flushToDisk

      protected void flushToDisk() throws IOException, FileNotFoundException
      Routine to flush data to disk if is in memory.
      Throws:
      IOException
      FileNotFoundException

    • write

      protected void write(byte[] data) throws IOException
      Write bytes to the stream.
      Parameters:
      data - all bytes of this array are written to the stream
      Throws:
      IOException - if there was a problem writing the data

    • write

      protected void write(byte[] data, int length) throws IOException
      This method is a low level write. Note it is designed to in the future to allow streaming to both memory AND to disk simultaneously.
      Parameters:
      data -
      length -
      Throws:
      IOException

    • writeToMemory

      protected void writeToMemory(byte[] data, int length) throws IOException
      This method is a low level write. Writes only to memory
      Parameters:
      data -
      length -
      Throws:
      IOException

    • getDiskCacheFile

      public File getDiskCacheFile()
      get the filename of the content if it is cached to disk.
      Returns:
      file object pointing to file, or null for memory-stored content

    • getInputStream

      public InputStream getInputStream() throws IOException
      Specified by:
      getInputStream in interface jakarta.activation.DataSource
      Throws:
      IOException

    • getOutputStream

      public OutputStream getOutputStream() throws IOException
      Specified by:
      getOutputStream in interface jakarta.activation.DataSource
      Throws:
      IOException

    • getContentType

      public String getContentType()
      Specified by:
      getContentType in interface jakarta.activation.DataSource

    • getName

      public String getName()
      Specified by:
      getName in interface jakarta.activation.DataSource