Class BTreeUtil.ReaderTreeFile

  • All Implemented Interfaces:
    org.eclipse.birt.core.btree.BTreeConstants, org.eclipse.birt.core.btree.BTreeFile
    Enclosing class:
    BTreeUtil

    public static class BTreeUtil.ReaderTreeFile
    extends java.lang.Object
    implements org.eclipse.birt.core.btree.BTreeFile
    • Field Summary

      • Fields inherited from interface org.eclipse.birt.core.btree.BTreeConstants

        BLOCK_SIZE, BTREE_VERSION_0, HEAD_BLOCK_ID, MAGIC_TAG, MAX_NODE_SIZE, MIN_ENTRY_COUNT, NODE_EXTRA, NODE_INDEX, NODE_LEAF, NODE_VALUE, ROOT_BLOCK_ID
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int allocBlock()  
      void close()  
      int getTotalBlock()  
      java.lang.Object lock()  
      void readBlock​(int blockId, byte[] bytes)  
      void unlock​(java.lang.Object lock)  
      void writeBlock​(int blockId, byte[] bytes)  
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Method Detail

      • allocBlock

        public int allocBlock()
                       throws java.io.IOException
        Specified by:
        allocBlock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • getTotalBlock

        public int getTotalBlock()
                          throws java.io.IOException
        Specified by:
        getTotalBlock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • lock

        public java.lang.Object lock()
                              throws java.io.IOException
        Specified by:
        lock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • readBlock

        public void readBlock​(int blockId,
                              byte[] bytes)
                       throws java.io.IOException
        Specified by:
        readBlock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • unlock

        public void unlock​(java.lang.Object lock)
                    throws java.io.IOException
        Specified by:
        unlock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • writeBlock

        public void writeBlock​(int blockId,
                               byte[] bytes)
                        throws java.io.IOException
        Specified by:
        writeBlock in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException
      • close

        public void close()
                   throws java.io.IOException
        Specified by:
        close in interface org.eclipse.birt.core.btree.BTreeFile
        Throws:
        java.io.IOException