org.jlab.coda.eventViewer

Class EvioScanner

java.lang.Object

org.jlab.coda.eventViewer.EvioScanner

public class EvioScanner
extends java.lang.Object

This class is used to scan a file for block info, event info, and evio errors in order to catalog them for later viewing.

Author:

timmer (1/9/15)

Constructor Summary

Constructors

Constructor and Description
EvioScanner(FileFrameBig component, MyTableModel dataModel, MyRenderer dataRenderer, FileFrameBig.ErrorScanTask errorTask) Constructor.

Method Summary

Modifier and Type	Method and Description
static boolean	dataTypeHasPadding(org.jlab.coda.jevio.DataType type) Is the given data type one that can have non-zero padding?
java.util.ArrayList<BlockHeader>	getBlockErrorNodes() Get the list of BlockHeader objects containing evio errors.
boolean	hasError() Did the scan of the file show any evio errors?
boolean	scanFileForErrors() Scan the file for evio errors.

Methods inherited from class java.lang.Object

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

Constructor Detail

EvioScanner

public EvioScanner(FileFrameBig component,
                   MyTableModel dataModel,
                   MyRenderer dataRenderer,
                   FileFrameBig.ErrorScanTask errorTask)
            throws org.jlab.coda.jevio.EvioException

Constructor.

Parameters:

component - window that displays a file's bytes as hex, 32 bit integers.

dataModel - data table model - object with file memory maps.

dataRenderer - data table render.

errorTask - object doing file scan in background, use to update its progress.

Throws:

org.jlab.coda.jevio.EvioException - if endianness is wrong, version is wrong, or too little data to read block header

Method Detail

dataTypeHasPadding

public static boolean dataTypeHasPadding(org.jlab.coda.jevio.DataType type)

Is the given data type one that can have non-zero padding?

Parameters:

type - evio data type

Returns:

true if the data type can have non-zero padding, else false.

getBlockErrorNodes

public java.util.ArrayList<BlockHeader> getBlockErrorNodes()

Get the list of BlockHeader objects containing evio errors.

Returns:

list of BlockHeader objects containing evio errors.

hasError

public boolean hasError()

Did the scan of the file show any evio errors?

Returns:

true if there were errors, else false.

scanFileForErrors

public boolean scanFileForErrors()
                          throws org.jlab.coda.jevio.EvioException

Scan the file for evio errors.

Returns:

true if error occurred, else false

Throws:

org.jlab.coda.jevio.EvioException - if file cannot even be attempted to be parsed