Apache POI Word - Core Classes

This chapter takes you through the classes and methods of Apache POI for managing a Word document.

Document

This is a marker interface (interface do not contain any methods), that notifies that the implemented class can be able to create a word document.

XWPFDocument

This is a class under org.apache.poi.xwpf.usermodel package. It is used to create MS-Word Document with .docx file format.

Class Methods

Sr.No. Method & Description
1

commit()

Commits and saves the document.
2

createParagraph()

Appends a new paragraph to this document.
3

createTable()

Creates an empty table with one row and one column as default.
4

createTOC()

Creates a table of content for Word document.
5

getParagraphs()

Returns the paragraph(s) that holds the text of the header or footer.
6

getStyle()

Returns the styles object used.

For the remaining methods of this class, refer the complete API document at −

Package org.apache.poi.openxml4j.opc.internal.

XWPFParagraph

This is a class under org.apache.poi.xwpf.usermodel package and is used to create paragraph in a word document. This instance is also used to add all types of elements into word document.

Class Methods

Sr.No. Method & Description
1

createRun()

Appends a new run to this paragraph.
2

getAlignment()

Returns the paragraph alignment which shall be applied to the text in this paragraph.
3

setAlignment(ParagraphAlignment align)

Specifies the paragraph alignment which shall be applied to the text in this paragraph.
4

setBorderBottom(Borders border)

Specifies the border which shall be displayed below a set of paragraphs, which have the same set of paragraph border settings.
5

setBorderLeft(Borders border)

Specifies the border which shall be displayed on the left side of the page around the specified paragraph.
6

setBorderRight(Borders border)

Specifies the border which shall be displayed on the right side of the page around the specified paragraph.
7

setBorderTop(Borders border)

Specifies the border which shall be displayed above a set of paragraphs which have the same set of paragraph border settings.

For the remaining methods of this class, refer the complete API document at −

POI API Documentation

XWPFRun

This is a class under org.apache.poi.xwpf.usermodel package and is used to add a region of text to the paragraph.

Class Methods

Sr.No. Method & Description
1

addBreak()

Specifies that a break shall be placed at the current location in the run content.
2

addTab()

Specifies that a tab shall be placed at the current location in the run content.
3

setColor(java.lang.String rgbStr)

Sets text color.
4

setFontSize(int size)

Specifies the font size which shall be applied to all noncomplex script characters in the content of this run when displayed.
5

setText(java.lang.String value)

Sets the text of this text run.
6

setBold(boolean value)

Specifies whether the bold property shall be applied to all non-complex script characters in the content of this run when displayed in a document.

For the remaining methods of this class, refer the complete API document at −

POI API Documentation

XWPFStyle

This is a class under org.apache.poi.xwpf.usermodel package and is used to add different styles to the object elements in a word document.

Class Methods

Sr.No. Method & Description
1

getNextStyleID()

It is used to get StyleID of the next style.
2

getStyleId()

It is used to get StyleID of the style.
3

getStyles()

It is used to get styles.
4

setStyleId(java.lang.String styleId)

It is used to set styleID.

For the remaining methods of this class, refer the complete API document at −

POI API Documentation

XWPFTable

This is a class under org.apache.poi.xwpf.usermodel package and is used to add table data into a word document.

Class Methods

Sr.No. Method & Description
1

addNewCol()

Adds a new column for each row in this table.
2

addRow(XWPFTableRow row, int pos)

Adds a new Row to the table at position pos.
3

createRow()

Creates a new XWPFTableRow object with as many cells as the number of columns defined in that moment.
4

setWidth(int width)

Sets the width of the column.

For the remaining methods of this class, refer the complete API document at: POI API Documentation

XWPFWordExtractor

This is a class under org.apache.poi.xwpf.extractor package. It is a basic parser class used to extract the simple text from a Word document.

Class Methods

Sr.No. Method & Description
1

getText()

Retrieves all the text from the document.

For the remaining methods of this class, refer the complete API document at: POI API Documentation

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