Fix inconsistent whitespace, and add a close call in the main method to avoid a resource-leak warning
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1575684 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch
parent
2a7cebf8c0
commit
f63b47b8f6
@ -82,6 +82,7 @@ public class XSSFEventBasedExcelExtractor extends POIXMLTextExtractor
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POIXMLTextExtractor extractor =
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new XSSFEventBasedExcelExtractor(args[0]);
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System.out.println(extractor.getText());
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extractor.close();
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}
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/**
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@ -252,113 +253,113 @@ public class XSSFEventBasedExcelExtractor extends POIXMLTextExtractor
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super.close();
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}
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protected class SheetTextExtractor implements SheetContentsHandler {
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private final StringBuffer output;
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private boolean firstCellOfRow;
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private final Map<String, String> headerFooterMap;
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protected class SheetTextExtractor implements SheetContentsHandler {
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private final StringBuffer output;
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private boolean firstCellOfRow;
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private final Map<String, String> headerFooterMap;
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protected SheetTextExtractor() {
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this.output = new StringBuffer();
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this.firstCellOfRow = true;
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this.headerFooterMap = includeHeadersFooters ? new HashMap<String, String>() : null;
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}
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protected SheetTextExtractor() {
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this.output = new StringBuffer();
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this.firstCellOfRow = true;
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this.headerFooterMap = includeHeadersFooters ? new HashMap<String, String>() : null;
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}
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public void startRow(int rowNum) {
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firstCellOfRow = true;
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}
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public void startRow(int rowNum) {
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firstCellOfRow = true;
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}
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public void endRow() {
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output.append('\n');
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}
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public void endRow() {
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output.append('\n');
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}
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public void cell(String cellRef, String formattedValue) {
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if(firstCellOfRow) {
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firstCellOfRow = false;
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} else {
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output.append('\t');
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}
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output.append(formattedValue);
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}
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public void cell(String cellRef, String formattedValue) {
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if(firstCellOfRow) {
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firstCellOfRow = false;
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} else {
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output.append('\t');
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}
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output.append(formattedValue);
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}
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public void headerFooter(String text, boolean isHeader, String tagName) {
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if (headerFooterMap != null) {
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headerFooterMap.put(tagName, text);
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}
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}
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public void headerFooter(String text, boolean isHeader, String tagName) {
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if (headerFooterMap != null) {
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headerFooterMap.put(tagName, text);
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}
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}
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/**
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* Append the text for the named header or footer if found.
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*/
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private void appendHeaderFooterText(StringBuffer buffer, String name) {
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String text = headerFooterMap.get(name);
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if (text != null && text.length() > 0) {
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// this is a naive way of handling the left, center, and right
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// header and footer delimiters, but it seems to be as good as
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// the method used by XSSFExcelExtractor
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text = handleHeaderFooterDelimiter(text, "&L");
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text = handleHeaderFooterDelimiter(text, "&C");
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text = handleHeaderFooterDelimiter(text, "&R");
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buffer.append(text).append('\n');
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}
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}
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/**
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* Remove the delimiter if its found at the beginning of the text,
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* or replace it with a tab if its in the middle.
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*/
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private String handleHeaderFooterDelimiter(String text, String delimiter) {
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int index = text.indexOf(delimiter);
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if (index == 0) {
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text = text.substring(2);
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} else if (index > 0) {
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text = text.substring(0, index) + "\t" + text.substring(index + 2);
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}
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return text;
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}
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/**
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* Append the text for the named header or footer if found.
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*/
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private void appendHeaderFooterText(StringBuffer buffer, String name) {
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String text = headerFooterMap.get(name);
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if (text != null && text.length() > 0) {
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// this is a naive way of handling the left, center, and right
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// header and footer delimiters, but it seems to be as good as
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// the method used by XSSFExcelExtractor
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text = handleHeaderFooterDelimiter(text, "&L");
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text = handleHeaderFooterDelimiter(text, "&C");
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text = handleHeaderFooterDelimiter(text, "&R");
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buffer.append(text).append('\n');
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}
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}
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/**
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* Remove the delimiter if its found at the beginning of the text,
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* or replace it with a tab if its in the middle.
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*/
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private String handleHeaderFooterDelimiter(String text, String delimiter) {
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int index = text.indexOf(delimiter);
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if (index == 0) {
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text = text.substring(2);
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} else if (index > 0) {
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text = text.substring(0, index) + "\t" + text.substring(index + 2);
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}
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return text;
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}
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/**
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* Append the text for each header type in the same order
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* they are appended in XSSFExcelExtractor.
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* @see XSSFExcelExtractor#getText()
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* @see org.apache.poi.hssf.extractor.ExcelExtractor#_extractHeaderFooter(org.apache.poi.ss.usermodel.HeaderFooter)
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*/
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private void appendHeaderText(StringBuffer buffer) {
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appendHeaderFooterText(buffer, "firstHeader");
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appendHeaderFooterText(buffer, "oddHeader");
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appendHeaderFooterText(buffer, "evenHeader");
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}
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/**
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* Append the text for each header type in the same order
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* they are appended in XSSFExcelExtractor.
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* @see XSSFExcelExtractor#getText()
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* @see org.apache.poi.hssf.extractor.ExcelExtractor#_extractHeaderFooter(org.apache.poi.ss.usermodel.HeaderFooter)
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*/
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private void appendHeaderText(StringBuffer buffer) {
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appendHeaderFooterText(buffer, "firstHeader");
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appendHeaderFooterText(buffer, "oddHeader");
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appendHeaderFooterText(buffer, "evenHeader");
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}
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/**
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* Append the text for each footer type in the same order
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* they are appended in XSSFExcelExtractor.
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* @see XSSFExcelExtractor#getText()
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* @see org.apache.poi.hssf.extractor.ExcelExtractor#_extractHeaderFooter(org.apache.poi.ss.usermodel.HeaderFooter)
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*/
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private void appendFooterText(StringBuffer buffer) {
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// append the text for each footer type in the same order
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// they are appended in XSSFExcelExtractor
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appendHeaderFooterText(buffer, "firstFooter");
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appendHeaderFooterText(buffer, "oddFooter");
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appendHeaderFooterText(buffer, "evenFooter");
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}
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/**
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* Append the text for each footer type in the same order
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* they are appended in XSSFExcelExtractor.
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* @see XSSFExcelExtractor#getText()
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* @see org.apache.poi.hssf.extractor.ExcelExtractor#_extractHeaderFooter(org.apache.poi.ss.usermodel.HeaderFooter)
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*/
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private void appendFooterText(StringBuffer buffer) {
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// append the text for each footer type in the same order
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// they are appended in XSSFExcelExtractor
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appendHeaderFooterText(buffer, "firstFooter");
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appendHeaderFooterText(buffer, "oddFooter");
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appendHeaderFooterText(buffer, "evenFooter");
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}
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/**
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* Append the cell contents we have collected.
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*/
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private void appendCellText(StringBuffer buffer) {
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buffer.append(output);
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}
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/**
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* Append the cell contents we have collected.
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*/
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private void appendCellText(StringBuffer buffer) {
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buffer.append(output);
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}
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/**
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* Reset this <code>SheetTextExtractor</code> for the next sheet.
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*/
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private void reset() {
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output.setLength(0);
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firstCellOfRow = true;
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if (headerFooterMap != null) {
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headerFooterMap.clear();
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}
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}
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}
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/**
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* Reset this <code>SheetTextExtractor</code> for the next sheet.
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*/
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private void reset() {
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output.setLength(0);
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firstCellOfRow = true;
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if (headerFooterMap != null) {
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headerFooterMap.clear();
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}
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}
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}
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}
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