cn.idev.excel.analysis

Class ExcelAnalyserImpl

java.lang.Object

cn.idev.excel.analysis.ExcelAnalyserImpl

All Implemented Interfaces:

ExcelAnalyser

public class ExcelAnalyserImpl
extends Object
implements ExcelAnalyser

A class that implements the ExcelAnalyser interface for analyzing Excel files. This implementation supports various Excel file formats (XLS, XLSX, CSV) and handles encrypted files as well. It provides methods to perform analysis, manage resources, and clean up after the analysis is complete.

Key functionalities include:

• Selecting the appropriate executor based on the Excel file type.
• Executing the analysis process with specified sheets or all sheets.
• Closing and cleaning up resources such as streams, caches, and temporary files.

Constructor Summary

Constructors

Constructor and Description
ExcelAnalyserImpl(ReadWorkbook readWorkbook)

Method Summary

Modifier and Type	Method and Description
void	analysis(List<ReadSheet> readSheetList, Boolean readAll) Performs the analysis of the Excel file based on the specified sheets or all sheets.
AnalysisContext	analysisContext() Retrieves the context object used during the Excel analysis process.
ExcelReadExecutor	excelExecutor() Retrieves the executor used for performing the Excel analysis.
void	finish() Cleans up resources used during the analysis process, including closing streams, destroying caches, and deleting temporary files.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExcelAnalyserImpl

public ExcelAnalyserImpl(ReadWorkbook readWorkbook)

Method Detail

analysis

public void analysis(List<ReadSheet> readSheetList,
                     Boolean readAll)

Performs the analysis of the Excel file based on the specified sheets or all sheets. Ensures proper handling of exceptions and resource cleanup in case of errors.

Specified by:

analysis in interface ExcelAnalyser

Parameters:

readSheetList - A list of ReadSheet objects specifying which sheets to analyze. Can be null if all sheets are to be analyzed.

readAll - A boolean indicating whether to analyze all sheets in the workbook. If true, the readSheetList parameter is ignored.

Throws:

IllegalArgumentException - If neither readAll is true nor readSheetList contains any sheets.

ExcelAnalysisException - If a non-runtime exception occurs during the analysis.

finish

public void finish()

Cleans up resources used during the analysis process, including closing streams, destroying caches, and deleting temporary files. Ensures no resource leaks occur.

Specified by:

finish in interface ExcelAnalyser

excelExecutor

public ExcelReadExecutor excelExecutor()

Retrieves the executor used for performing the Excel analysis.

Specified by:

excelExecutor in interface ExcelAnalyser

Returns:

The ExcelReadExecutor instance responsible for the analysis.

analysisContext

public AnalysisContext analysisContext()

Retrieves the context object used during the Excel analysis process.

Specified by:

analysisContext in interface ExcelAnalyser

Returns:

The AnalysisContext instance containing metadata and configuration.