Examples of java.nio.BufferUnderflowException

java.nio.BufferUnderflowException
Unchecked exception thrown when a relative get operation reaches the source buffer's limit. @since 1.4


    final ByteBuffer buffer = this.rwBlock.getByteBuffer();
    final int length = (int) headerReader.readLength(buffer);


    if (length < 0 || length > 65 * 1024) {
      throw new BufferUnderflowException();
    }


    if (this.rwBlock.checkBoundsRegional(regional, length) == false) {
      setupBuffer(BUFFER_SIZE, buffer);
    }

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    if (read == -1) {
      throw new EOFException();
    }


    if (read < length) {
      throw new BufferUnderflowException();
    }


    this.buffer.position(regional);


    /*

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    final int allocation = this.loader.getBufferAllocation(length);


    if (this.blockBuffer.checkBoundsRegional(regional, length) == false) {


      if (length > allocation) {
        throw new BufferUnderflowException();
      }


      this.blockBuffer = this.loader.fetchBlock(regional, length);
    }

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      if (length > allocation) {
        AbstractRawIterator.logger.error("Record's length (" + length
            + ") is greater then prefetch buffer size (" + allocation
            + ") at record position (" + this.global + ")");
        throw new BufferUnderflowException();
      }


      this.blockBuffer = this.loader.fetchBlock(regional, length);
    }

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    final long length = lengthGetter.readLength(buffer);


    if (length < 0) {
      AbstractRawIterator.logger.error("Invalid record length value (" + length
          + ") at record position (" + this.global + ")");
      throw new BufferUnderflowException();
    }


    return length;
  }

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    final long length = headerReader.readLength(buffer);


    if ((length < 0) || (length > 100000)) {
      AbstractRawIterator.logger.error("Invalid record length value (" + length
          + ") at record position (" + this.global + ")");
      throw new BufferUnderflowException();
    }


    return length;
  }

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            + ") is greater then prefetch buffer size (" + allocation
            + ") at record position (" + this.global + ")");
        if (pattern.match(buffer)) {
          logger.info("Erroneous record passes the search pattern test");
        }
        throw new BufferUnderflowException();
      }


      this.blockBuffer = this.loader.fetchBlock(regional, length);
    }

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    this.buffer.position(p);


    final int length = lengthReader.readLength(this.buffer);
    if (p + length > this.bufferSize) {
      if (length > this.getBufferAllocation()) {
        throw new BufferUnderflowException();
      }
      this.resetBuffer();
      return this.nextRecord(lengthReader);
    }

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      long r=getNextReadIndex(timeout,mark);
      if(mark>r){
        return res;
      }
      if(mark<minIndex){
        throw new BufferUnderflowException();
      }
      int k;
            if(mark < 0){
                mark = -1;
            }
            k = (int)((mark+1)%bufferSize);


            int c=(int)(r-mark);
      for(int i=0;i<c;i++){
        int x=(k+i)%(int) bufferSize;
        readBuffer.limit(x*streamMaxSize+lengths[x]);
        readBuffer.position(x*streamMaxSize);
        ByteBuffer bb=readBuffer.slice();
        try {
          factory.add(bb);
        } catch (PacketBufferValidationError e) {
          validationErrorControl(e);
        }
        res+=lengths[x];
      }
      if(mark<minIndex){
        throw new BufferUnderflowException();
      }
      mark=r;
      return res;
    }

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      long r=getNextReadIndex(timeout,mark);
      if(mark>r){
        return res;
      }
      if(mark<minIndex){
        throw new BufferUnderflowException();
      }
            int k;
            if(mark < 0){
                k = 0;
            }else{
                k = (int)(mark%bufferSize);
            }
      int c=(int)(r-mark);
      for(int i=0;i<c;i++){
        int x=k+i;
        if(x==bufferSize) x=0;
        readBuffer.limit(x*streamMaxSize+lengths[x]);
        readBuffer.position(x*streamMaxSize);
        channel.write(readBuffer);
        res+=lengths[x];
      }
      if(mark<minIndex){
        throw new BufferUnderflowException();
      }
      mark=r;
      return res;
    }

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