我收到 java.lang.IllegalStateException: Zip File is closed 当我尝试读取 xlsx 文件时。正在从基于弹簧的应用程序访问代码。我正在使用 apache poi 3.9。使用 apache POI 3.8 我得到无法读取文件。当从我的 Eclipse 本地运行时，相同的代码可以正常工作，但是当应用程序部署在我的 websphere 服务器上并在 websphere 上托管时访问时出现异常。谁能告诉我问题是什么？源代码可以在下面找到。
import java.io.IOException;
import java.io.InputStream;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.apache.commons.validator.GenericValidator;
import org.apache.log4j.Logger;
import org.apache.poi.openxml4j.exceptions.OpenXML4JException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.ss.usermodel.BuiltinFormats;
import org.apache.poi.ss.usermodel.DataFormatter;
import org.apache.poi.xssf.eventusermodel.ReadOnlySharedStringsTable;
import org.apache.poi.xssf.eventusermodel.XSSFReader;
import org.apache.poi.xssf.model.StylesTable;
import org.apache.poi.xssf.usermodel.XSSFCellStyle;
import org.apache.poi.xssf.usermodel.XSSFRichTextString;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.xml.sax.Attributes;
import org.xml.sax.ContentHandler;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;
public class XSSFListenerUtil {
private static List<String> allColValList = null;
private static boolean invalidTemplate = false;
private final static Logger log = Logger.getLogger(HSSFListenerUtil.class.getName()); // logger for the process.
private static BaseViewBean baseViewBean$Session;
/**
* The type of the data value is indicated by an attribute on the cell.
* The value is usually in a "v" element within the cell.
*/
enum xssfDataType {
BOOL, ERROR, FORMULA, INLINESTR, SSTINDEX, NUMBER,
}
class MyXSSFSheetHandler extends DefaultHandler {
/**
* Table with styles
*/
private StylesTable stylesTable;
/**
* Table with unique strings
*/
private ReadOnlySharedStringsTable sharedStringsTable;
/**
* Destination for data
*/
//private final PrintStream output;
/**
* Number of columns to read starting with leftmost
*/
private final int minColumnCount;
// Set when V start element is seen
private boolean vIsOpen;
// Set when cell start element is seen;
// used when cell close element is seen.
private xssfDataType nextDataType;
// Used to format numeric cell values.
private short formatIndex;
private String formatString;
private final DataFormatter formatter;
private int thisColumn = -1;
// The last column printed to the output stream
private int lastColumnNumber = -1;
// Gathers characters as they are seen.
private StringBuffer value;
/**
* Accepts objects needed while parsing.
*
* @param styles Table of styles
* @param strings Table of shared strings
* @param cols Minimum number of columns to show
* @param target Sink for output
*/
public MyXSSFSheetHandler(
StylesTable styles,
ReadOnlySharedStringsTable strings,
int cols) {
this.stylesTable = styles;
this.sharedStringsTable = strings;
this.minColumnCount = cols;
this.value = new StringBuffer();
this.nextDataType = xssfDataType.NUMBER;
this.formatter = new DataFormatter();
}
/*
* (non-Javadoc)
* @see org.xml.sax.helpers.DefaultHandler#startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)
*/
public void startElement(String uri, String localName, String name,
Attributes attributes) throws SAXException {
if ("inlineStr".equals(name) || "v".equals(name)) {
vIsOpen = true;
// Clear contents cache
value.setLength(0);
}
// c => cell
else if ("c".equals(name)) {
// Get the cell reference
String r = attributes.getValue("r");
int firstDigit = -1;
for (int c = 0; c < r.length(); ++c) {
if (Character.isDigit(r.charAt(c))) {
firstDigit = c;
break;
}
}
thisColumn = nameToColumn(r.substring(0, firstDigit));
// Set up defaults.
this.nextDataType = xssfDataType.NUMBER;
this.formatIndex = -1;
this.formatString = null;
String cellType = attributes.getValue("t");
String cellStyleStr = attributes.getValue("s");
if ("b".equals(cellType))
nextDataType = xssfDataType.BOOL;
else if ("e".equals(cellType))
nextDataType = xssfDataType.ERROR;
else if ("inlineStr".equals(cellType))
nextDataType = xssfDataType.INLINESTR;
else if ("s".equals(cellType))
nextDataType = xssfDataType.SSTINDEX;
else if ("str".equals(cellType))
nextDataType = xssfDataType.FORMULA;
else if (cellStyleStr != null) {
// It's a number, but almost certainly one with a special style or format
int styleIndex = Integer.parseInt(cellStyleStr);
XSSFCellStyle style = stylesTable.getStyleAt(styleIndex);
this.formatIndex = style.getDataFormat();
this.formatString = style.getDataFormatString();
if (this.formatString == null)
this.formatString = BuiltinFormats.getBuiltinFormat(this.formatIndex);
}
}
}
StringBuffer columnvalue = new StringBuffer();
/*
* (non-Javadoc)
* @see org.xml.sax.helpers.DefaultHandler#endElement(java.lang.String, java.lang.String, java.lang.String)
*/
public void endElement(String uri, String localName, String name)
throws SAXException {
String thisStr = null;
// v => contents of a cell
if ("v".equals(name)) {
// Process the value contents as required.
// Do now, as characters() may be called more than once
switch (nextDataType) {
case BOOL:
char first = value.charAt(0);
thisStr = first == '0' ? "FALSE" : "TRUE";
break;
case ERROR:
thisStr = "\"ERROR:" + value.toString() + '"';
break;
case FORMULA:
// A formula could result in a string value, so always add double-quote characters.
thisStr = '"' + value.toString() + '"';
break;
case INLINESTR:
XSSFRichTextString rtsi = new XSSFRichTextString(value.toString());
thisStr = '"' + rtsi.toString() + '"';
break;
case SSTINDEX:
String sstIndex = value.toString();
try {
int idx = Integer.parseInt(sstIndex);
XSSFRichTextString rtss = new XSSFRichTextString(sharedStringsTable.getEntryAt(idx));
thisStr = '"' + rtss.toString() + '"';
}
catch (NumberFormatException ex) {
log.error("Failed to parse SST index '" + sstIndex + "': " + ex.toString());
throw new SAXException("Failed to parse SST index '" + sstIndex + "': " + ex.toString());
}
break;
case NUMBER:
String n = value.toString();
if (this.formatString != null)
thisStr = formatter.formatRawCellContents(Double.parseDouble(n), this.formatIndex, this.formatString);
else
thisStr = n;
break;
default:
thisStr = "(TODO: Unexpected type: " + nextDataType + ")";
break;
}
// Output after we've seen the string contents
// Emit commas for any fields that were missing on this row
if (lastColumnNumber == -1) {
lastColumnNumber = 0;
}
for (int i = lastColumnNumber; i < thisColumn; ++i){
//output.print(',');
columnvalue.append(",");
}
// Might be an empty string.
columnvalue.append(thisStr);
// Update column
if (thisColumn > -1)
lastColumnNumber = thisColumn;
} else if ("row".equals(name)) {
// Print out any missing commas if needed
if (minColumns > 0) {
// Columns are 0 based
if (lastColumnNumber == -1) {
lastColumnNumber = 0;
}
for (int i = lastColumnNumber; i < (this.minColumnCount); i++) {
//output.print(',');
columnvalue.append(",");
}
}
// We're onto a new row
if(!GenericValidator.isBlankOrNull(columnvalue.toString())){
String completeVal = columnvalue.toString().replaceAll("\"", "");
allColValList.add(completeVal);
}
columnvalue = new StringBuffer("");
lastColumnNumber = -1;
}
}
/**
* Captures characters only if a suitable element is open.
* Originally was just "v"; extended for inlineStr also.
*/
public void characters(char[] ch, int start, int length)
throws SAXException {
if (vIsOpen)
value.append(ch, start, length);
}
/**
* Converts an Excel column name like "C" to a zero-based index.
*
* @param name
* @return Index corresponding to the specified name
*/
private int nameToColumn(String name) {
int column = -1;
for (int i = 0; i < name.length(); ++i) {
int c = name.charAt(i);
column = (column + 1) * 26 + c - 'A';
}
return column;
}
}
private OPCPackage xlsxPackage;
private int minColumns;
/**
*
* @param pkg The XLSX package to process
* @param output The PrintStream to output the CSV to
* @param minColumns The minimum number of columns to output, or -1 for no minimum
*/
public XSSFListenerUtil(OPCPackage pkg, int minCol, ArrayList<String> colList, BaseViewBean baseViewBean$Session) {
this.xlsxPackage = pkg;
this.minColumns = minCol;
XSSFListenerUtil.allColValList = colList;
XSSFListenerUtil.baseViewBean$Session = baseViewBean$Session;
}
/**
* Parses and shows the content of one sheet
* using the specified styles and shared-strings tables.
*
* @param styles
* @param strings
* @param sheetInputStream
*/
public void processSheet(
StylesTable styles,
ReadOnlySharedStringsTable strings,
InputStream sheetInputStream)
throws IOException, ParserConfigurationException, SAXException {
InputSource sheetSource = new InputSource(sheetInputStream);
SAXParserFactory saxFactory = SAXParserFactory.newInstance();
SAXParser saxParser = saxFactory.newSAXParser();
XMLReader sheetParser = saxParser.getXMLReader();
ContentHandler handler = new MyXSSFSheetHandler(styles, strings, this.minColumns);
sheetParser.setContentHandler(handler);
sheetParser.parse(sheetSource);
}
/**
* Initiates the processing of the XLS workbook file to CSV.
*
* @throws IOException
* @throws OpenXML4JException
* @throws ParserConfigurationException
* @throws SAXException
*/
public void process()
throws IOException, OpenXML4JException, ParserConfigurationException, SAXException {
ReadOnlySharedStringsTable strings = new ReadOnlySharedStringsTable(xlsxPackage);
XSSFReader xssfReader = new XSSFReader(xlsxPackage);
StylesTable styles = xssfReader.getStylesTable();
XSSFReader.SheetIterator iter = (XSSFReader.SheetIterator) xssfReader.getSheetsData();
int index = 0;
while (iter.hasNext()) {
InputStream stream = iter.next();
processSheet(styles, strings, stream);
stream.close();
++index;
}
}
public static void parseAndRetrieveExcelDetails(String filePath, InvestmentDimDao investmentDao,
BaseViewBean baseViewBean$Session, ActionMessages errors, boolean invalidTemplateIdentifier) throws Exception{
int minColumns = -1;
invalidTemplate = invalidTemplateIdentifier;
ArrayList<String> initialList = new ArrayList<String>();
//OPCPackage pkg = OPCPackage.open(filePath, PackageAccess.READ);
OPCPackage pkg = OPCPackage.open(filePath);
XSSFListenerUtil xssfSheetProcessor = new XSSFListenerUtil(pkg, minColumns, initialList, baseViewBean$Session);
xssfSheetProcessor.process();
validateAndExtractExcelData();
log.info("Finished processing all records");
if(invalidTemplate){
errors.add("failure", new ActionMessage("secaccess.file.invaliddata"));
}else{
log.info("All records parsed successfully");
}
allColValList.clear();
allColValList = null;
pkg.close();
System.gc();
}
private static void validateAndExtractExcelData() throws NumberFormatException {
int rowCnt = 1;
int colCnt = 0;
ExcelListenerBean listenerBean;
ExcelListenerBean bean;
Map <String, ExcelListenerBean> excelRecords = new TreeMap<String, ExcelListenerBean>();
for(String colVal : allColValList) {
if(rowCnt==1 && !AppGlobalConstants.HardCodedValues.G_L_CALC_HEADER1.equals(colVal)) {
invalidTemplate = true;
}
if(rowCnt==2 && !AppGlobalConstants.HardCodedValues.G_L_CALC_HEADER2.equals(colVal) & !invalidTemplate) {
invalidTemplate = true;
}
if(rowCnt==3 && !AppGlobalConstants.HardCodedValues.G_L_CALC_HEADER3.equals(colVal) & !invalidTemplate) {
invalidTemplate = true;
}
if(rowCnt > 3 && !invalidTemplate) {
listenerBean = new ExcelListenerBean(AppGlobalConstants.HardCodedValues.SQL_TYPE);
String[] allValues = colVal.split(",");
for(String cellContents : allValues){
switch (colCnt) {
case 0:
if(GenericValidator.isBlankOrNull(cellContents)){
invalidTemplate = true;
}else{
listenerBean = new ExcelListenerBean(AppGlobalConstants.HardCodedValues.SQL_TYPE);
listenerBean.setId(rowCnt);
listenerBean.setShortName(cellContents);
}
break;
case 1:
if(GenericValidator.isBlankOrNull(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setFmrCusip(cellContents);
}
break;
case 2:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdShares(Double.valueOf(cellContents));
}
break;
case 3:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdPrice(Double.valueOf(cellContents));
}
break;
case 4:
if(GenericValidator.isBlankOrNull(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdBuySell(cellContents);
}
break;
case 5:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdCommRate(Double.valueOf(cellContents));
}
break;
case 6:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdCommission(Double.valueOf(cellContents));
}
break;
case 7:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdFees(Double.valueOf(cellContents));
}
break;
case 8:
if(GenericValidator.isBlankOrNull(cellContents.toString()) || !GenericValidator.isDouble(cellContents.toString())){
invalidTemplate = true;
break;
}else{
listenerBean.setIncorrectTrdNet(Double.valueOf(cellContents.toString()));
}
break;
case 9:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdShares(Double.valueOf(cellContents));
}
break;
case 10:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdPrice(Double.valueOf(cellContents));
}
break;
case 11:
if(GenericValidator.isBlankOrNull(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdBuySell(cellContents);
}
break;
case 12:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdCommRate(Double.valueOf(cellContents));
}
break;
case 13:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdCommission(Double.valueOf(cellContents));
}
break;
case 14:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdFees(Double.valueOf(cellContents));
}
break;
case 15:
if(GenericValidator.isBlankOrNull(cellContents) || !GenericValidator.isDouble(cellContents)){
invalidTemplate = true;
break;
}else{
listenerBean.setCorrectionTrdNet(Double.valueOf(cellContents));
}
break;
}
colCnt++;
}
bean = excelRecords.get(listenerBean.getShortName());
if (bean != null){
listenerBean.setAcctGainLossAmt(new BigDecimal(Double.valueOf(bean.getAcctGainLossAmt()) + listenerBean.getCorrectionTrdNet() + listenerBean.getIncorrectTrdNet()).toPlainString());
} else {
listenerBean.setAcctGainLossAmt(new BigDecimal(listenerBean.getCorrectionTrdNet() + listenerBean.getIncorrectTrdNet()).toPlainString());
}
excelRecords.put(listenerBean.getShortName(), listenerBean);
}
colCnt = 0;
rowCnt++;
}
baseViewBean$Session.setExcelRecLst(new ArrayList<ExcelListenerBean>(excelRecords.values()));
log.info("Number of records for update is "+excelRecords.size());
}
}