Package com.lowagie.text.pdf
Class PRAcroForm
java.lang.Object
com.lowagie.text.pdf.PdfObject
com.lowagie.text.pdf.PdfDictionary
com.lowagie.text.pdf.PRAcroForm
This class captures an AcroForm on input. Basically, it extends Dictionary by indexing the fields of an AcroForm
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Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionstatic class
This class holds the information for a single field -
Field Summary
FieldsModifier and TypeFieldDescription(package private) HashMap
<String, PRAcroForm.FieldInformation> (package private) ArrayList
<PRAcroForm.FieldInformation> (package private) PdfReader
(package private) ArrayList
<PdfDictionary> -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptiongetRefByName
(String name) Given the title (/T) of a reference, return the associated referenceprotected void
iterateFields
(PdfArray fieldlist, PRIndirectReference fieldDict, String title) After reading, we index all of the fields.protected PdfDictionary
mergeAttrib
(PdfDictionary parent, PdfDictionary child) merge field attributes from two dictionariesprotected void
pushAttrib
(PdfDictionary dict) stack a level of dictionary.void
readAcroForm
(PdfDictionary root) Read, and comprehend the acroformint
size()
Number of fields foundMethods inherited from class com.lowagie.text.pdf.PdfDictionary
clear, contains, get, getAsArray, getAsBoolean, getAsDict, getAsIndirectObject, getAsName, getAsNumber, getAsStream, getAsString, getDirectObject, getKeys, getKeysAndValues, isCatalog, isFont, isOutlineTree, isPage, isPages, merge, mergeDifferent, put, putAll, putEx, remove, toPdf, toString
Methods inherited from class com.lowagie.text.pdf.PdfObject
canBeInObjStm, getBytes, getIndRef, isArray, isBoolean, isDictionary, isIndirect, isName, isNull, isNumber, isStream, isString, length, setContent, setIndRef, type
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Field Details
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fields
ArrayList<PRAcroForm.FieldInformation> fields -
stack
ArrayList<PdfDictionary> stack -
fieldByName
HashMap<String,PRAcroForm.FieldInformation> fieldByName -
reader
PdfReader reader
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Constructor Details
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PRAcroForm
Constructor- Parameters:
reader
- reader of the input file
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Method Details
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size
public int size()Number of fields found- Overrides:
size
in classPdfDictionary
- Returns:
- size
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getFields
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getField
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getRefByName
Given the title (/T) of a reference, return the associated reference- Parameters:
name
- a string containing the path- Returns:
- a reference to the field, or null
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readAcroForm
Read, and comprehend the acroform- Parameters:
root
- the document root
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iterateFields
After reading, we index all of the fields. Recursive.- Parameters:
fieldlist
- An array of fieldsfieldDict
- the last field dictionary we encountered (recursively)title
- the pathname of the field, up to this point or null
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mergeAttrib
merge field attributes from two dictionaries- Parameters:
parent
- one dictionarychild
- the other dictionary- Returns:
- a merged dictionary
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pushAttrib
stack a level of dictionary. Merge in a dictionary from this level- Parameters:
dict
- the PfdDictionary
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