Package alluxio.underfs.cephfs

Class CephOutputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable
    @NotThreadSafe
public final class CephOutputStream
extends java.io.OutputStream
    A stream for writing a file into CephFS. The data will be persisted to a temporary directory on the local disk and copied as a complete file when the close() method is called.

    • Constructor Summary

      Constructors 
      Constructor Description
      CephOutputStream​(com.ceph.fs.CephMount mount, int fh)
      Construct the CephOutputStream.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()  
      void flush()  
      void write​(byte[] b, int off, int len)  
      void write​(int b)  

      • Methods inherited from class java.io.OutputStream

        nullOutputStream, write

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • CephOutputStream

        public CephOutputStream​(com.ceph.fs.CephMount mount,
                        int fh)
        Construct the CephOutputStream.
        Parameters:
        mount - CephFileSystem mount
        fh - The Ceph filehandle to connect to

    • Method Detail

      • write

        public void write​(int b)
           throws java.io.IOException
        Specified by:
        write in class java.io.OutputStream
        Throws:
        java.io.IOException

      • write

        public void write​(byte[] b,
                  int off,
                  int len)
           throws java.io.IOException
        Overrides:
        write in class java.io.OutputStream
        Throws:
        java.io.IOException

      • flush

        public void flush()
           throws java.io.IOException
        Specified by:
        flush in interface java.io.Flushable
        Overrides:
        flush in class java.io.OutputStream
        Throws:
        java.io.IOException

      • close

        public void close()
           throws java.io.IOException
        Specified by:
        close in interface java.lang.AutoCloseable
        Specified by:
        close in interface java.io.Closeable
        Overrides:
        close in class java.io.OutputStream
        Throws:
        java.io.IOException