PdfA2Checker (iText 7 - pdfa 7.2.2 API)

java.lang.Object
- com.itextpdf.pdfa.checker.PdfAChecker
- - com.itextpdf.pdfa.checker.PdfA1Checker
  - - com.itextpdf.pdfa.checker.PdfA2Checker

Direct Known Subclasses:

PdfA3Checker
```
public class PdfA2Checker
extends PdfA1Checker
```
PdfA2Checker defines the requirements of the PDF/A-2 standard and contains a number of methods that override the implementations of its superclass PdfA1Checker.
The specification implemented by this class is ISO 19005-2

Field Summary

Fields
Modifier and Type	Field and Description
`protected static Set<PdfName>`	`allowedBlendModes`
`protected static Set<PdfName>`	`forbiddenActions`
`protected static Set<PdfName>`	`forbiddenAnnotations`

Fields inherited from class com.itextpdf.pdfa.checker.PdfA1Checker
allowedNamedActions, allowedRenderingIntents, contentAnnotations

Fields inherited from class com.itextpdf.pdfa.checker.PdfAChecker
checkedObjects, checkedObjectsColorspace, cmykIsUsed, conformanceLevel, grayIsUsed, gsStackDepth, ICC_COLOR_SPACE_CMYK, ICC_COLOR_SPACE_GRAY, ICC_COLOR_SPACE_RGB, ICC_DEVICE_CLASS_MONITOR_PROFILE, ICC_DEVICE_CLASS_OUTPUT_PROFILE, maxGsStackDepth, pdfAOutputIntentColorSpace, rgbIsUsed

Constructor Summary

Constructors
Constructor and Description

PdfA2Checker(PdfAConformanceLevel conformanceLevel)
Creates a PdfA2Checker with the required conformance level

Constructors
Constructor and Description
`PdfA2Checker(PdfAConformanceLevel conformanceLevel)` Creates a PdfA2Checker with the required conformance level

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`protected void`	`checkAnnotation(PdfDictionary annotDic)`
`protected void`	`checkAppearanceStream(PdfStream appearanceStream)` Check single annotation appearance stream.
`protected void`	`checkCatalogValidEntries(PdfDictionary catalogDict)`
`void`	`checkColor(Color color, PdfDictionary currentColorSpaces, Boolean fill, PdfStream contentStream)` This method checks compliance with the color restrictions imposed by the available color spaces in the document.
`void`	`checkColorSpace(PdfColorSpace colorSpace, PdfDictionary currentColorSpaces, boolean checkAlternate, Boolean fill)` This method performs a range of checks on the given color space, depending on the type and properties of that color space.
`protected void`	`checkColorsUsages()`
`void`	`checkExtGState(CanvasGraphicsState extGState, PdfStream contentStream)` Performs a number of checks on the graphics state, among others ISO 19005-1 section 6.2.8 and 6.4 and ISO 19005-2 section 6.2.5 and 6.2.10.
`protected void`	`checkFileSpec(PdfDictionary fileSpec)`
`void`	`checkFontGlyphs(PdfFont font, PdfStream contentStream)` Performs a check of the each font glyph as a Form XObject.
`protected void`	`checkForm(PdfDictionary form)`
`protected void`	`checkFormXObject(PdfStream form)`
`protected void`	`checkFormXObject(PdfStream form, PdfStream contentStream)`
`protected void`	`checkImage(PdfStream image, PdfDictionary currentColorSpaces)`
`void`	`checkInlineImage(PdfStream inlineImage, PdfDictionary currentColorSpaces)` This method checks compliance with the inline image restrictions in the PDF/A specs, specifically filter parameters.
`protected void`	`checkNonSymbolicTrueTypeFont(PdfTrueTypeFont trueTypeFont)`
`protected void`	`checkOutputIntents(PdfDictionary catalog)`
`protected void`	`checkPageObject(PdfDictionary pageDict, PdfDictionary pageResources)`
`protected void`	`checkPageSize(PdfDictionary page)`
`protected void`	`checkPageTransparency(PdfDictionary pageDict, PdfDictionary pageResources)`
`protected void`	`checkPdfArray(PdfArray array)`
`protected void`	`checkPdfDictionary(PdfDictionary dictionary)`
`protected void`	`checkPdfStream(PdfStream stream)`
`protected Set<PdfName>`	`getAllowedNamedActions()`
`protected Set<PdfName>`	`getForbiddenActions()`
`protected double`	`getMaxRealValue()` Retrieve maximum allowed real value.
`protected int`	`getMaxStringLength()`

Methods inherited from class com.itextpdf.pdfa.checker.PdfA1Checker
checkAction, checkCanvasStack, checkContentStream, checkContentStreamObject, checkFont, checkLogicalStructure, checkMetaData, checkPdfName, checkPdfNumber, checkPdfString, checkRenderingIntent, checkSymbolicTrueTypeFont, checkTrailer, checkXrefTable, getFormFields, getMaxIntegerValue, getMaxNameLength, getMaxNumberOfIndirectObjects, getMinIntegerValue

Methods inherited from class com.itextpdf.pdfa.checker.PdfAChecker
checkDocument, checkFlag, checkPdfObject, checkResources, checkResourcesOfAppearanceStreams, checkSinglePage, checkStructure, checkTagStructureElement, getConformanceLevel, isAlreadyChecked, isContainsTransparencyGroup, isFullCheckMode, objectIsChecked, setFullCheckMode

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - forbiddenAnnotations
```
protected static final Set<PdfName> forbiddenAnnotations
```
  - forbiddenActions
```
protected static final Set<PdfName> forbiddenActions
```
  - allowedBlendModes
```
protected static final Set<PdfName> allowedBlendModes
```
- Constructor Detail
  - PdfA2Checker
```
public PdfA2Checker(PdfAConformanceLevel conformanceLevel)
```
    Creates a PdfA2Checker with the required conformance level
    
    Parameters:
    
    conformanceLevel - the required conformance level, a or u or b
- Method Detail
  - checkInlineImage
```
public void checkInlineImage(PdfStream inlineImage,
                             PdfDictionary currentColorSpaces)
```
    Description copied from class: PdfAChecker
    
    This method checks compliance with the inline image restrictions in the PDF/A specs, specifically filter parameters.
    
    Overrides:
    
    checkInlineImage in class PdfA1Checker
    
    Parameters:
    
    inlineImage - a PdfStream containing the inline image
    
    currentColorSpaces - a PdfDictionary containing the color spaces used in the document
  - checkColor
```
public void checkColor(Color color,
                       PdfDictionary currentColorSpaces,
                       Boolean fill,
                       PdfStream contentStream)
```
    Description copied from class: PdfAChecker
    
    This method checks compliance with the color restrictions imposed by the available color spaces in the document. This method will be abstract in update 7.2
    
    Overrides:
    
    checkColor in class PdfA1Checker
    
    Parameters:
    
    color - the color to check
    
    currentColorSpaces - a PdfDictionary containing the color spaces used in the document
    
    fill - whether the color is used for fill or stroke operations
    
    contentStream - current content stream
  - checkColorSpace
```
public void checkColorSpace(PdfColorSpace colorSpace,
                            PdfDictionary currentColorSpaces,
                            boolean checkAlternate,
                            Boolean fill)
```
    Description copied from class: PdfAChecker
    
    This method performs a range of checks on the given color space, depending on the type and properties of that color space.
    
    Overrides:
    
    checkColorSpace in class PdfA1Checker
    
    Parameters:
    
    colorSpace - the color space to check
    
    currentColorSpaces - a PdfDictionary containing the color spaces used in the document
    
    checkAlternate - whether or not to also check the parent color space
    
    fill - whether the color space is used for fill or stroke operations
  - checkExtGState
```
public void checkExtGState(CanvasGraphicsState extGState,
                           PdfStream contentStream)
```
    Description copied from class: PdfAChecker
    
    Performs a number of checks on the graphics state, among others ISO 19005-1 section 6.2.8 and 6.4 and ISO 19005-2 section 6.2.5 and 6.2.10. This method will be abstract in the update 7.2
    
    Overrides:
    
    checkExtGState in class PdfA1Checker
    
    Parameters:
    
    extGState - the graphics state to be checked
    
    contentStream - current content stream
  - checkNonSymbolicTrueTypeFont
```
protected void checkNonSymbolicTrueTypeFont(PdfTrueTypeFont trueTypeFont)
```
    Overrides:
    
    checkNonSymbolicTrueTypeFont in class PdfA1Checker
  - getMaxRealValue
```
protected double getMaxRealValue()
```
    Description copied from class: PdfA1Checker
    
    Retrieve maximum allowed real value.
    
    Overrides:
    
    getMaxRealValue in class PdfA1Checker
    
    Returns:
    
    maximum allowed real number
  - getMaxStringLength
```
protected int getMaxStringLength()
```
    Overrides:
    
    getMaxStringLength in class PdfA1Checker
  - checkPdfArray
```
protected void checkPdfArray(PdfArray array)
```
    Overrides:
    
    checkPdfArray in class PdfA1Checker
  - checkPdfDictionary
```
protected void checkPdfDictionary(PdfDictionary dictionary)
```
    Overrides:
    
    checkPdfDictionary in class PdfA1Checker
  - checkAnnotation
```
protected void checkAnnotation(PdfDictionary annotDic)
```
    Overrides:
    
    checkAnnotation in class PdfA1Checker
  - checkAppearanceStream
```
protected void checkAppearanceStream(PdfStream appearanceStream)
```
    Description copied from class: PdfAChecker
    
    Check single annotation appearance stream.
    
    Overrides:
    
    checkAppearanceStream in class PdfAChecker
    
    Parameters:
    
    appearanceStream - the PdfStream to check
  - checkForm
```
protected void checkForm(PdfDictionary form)
```
    Overrides:
    
    checkForm in class PdfA1Checker
  - checkCatalogValidEntries
```
protected void checkCatalogValidEntries(PdfDictionary catalogDict)
```
    Overrides:
    
    checkCatalogValidEntries in class PdfA1Checker
  - checkPageSize
```
protected void checkPageSize(PdfDictionary page)
```
    Overrides:
    
    checkPageSize in class PdfA1Checker
  - checkFileSpec
```
protected void checkFileSpec(PdfDictionary fileSpec)
```
    Overrides:
    
    checkFileSpec in class PdfA1Checker
  - checkPdfStream
```
protected void checkPdfStream(PdfStream stream)
```
    Overrides:
    
    checkPdfStream in class PdfA1Checker
  - checkPageObject
```
protected void checkPageObject(PdfDictionary pageDict,
                               PdfDictionary pageResources)
```
    Overrides:
    
    checkPageObject in class PdfA1Checker
  - checkPageTransparency
```
protected void checkPageTransparency(PdfDictionary pageDict,
                                     PdfDictionary pageResources)
```
    Overrides:
    
    checkPageTransparency in class PdfA1Checker
  - checkOutputIntents
```
protected void checkOutputIntents(PdfDictionary catalog)
```
    Overrides:
    
    checkOutputIntents in class PdfA1Checker
  - getForbiddenActions
```
protected Set<PdfName> getForbiddenActions()
```
    Overrides:
    
    getForbiddenActions in class PdfA1Checker
  - getAllowedNamedActions
```
protected Set<PdfName> getAllowedNamedActions()
```
    Overrides:
    
    getAllowedNamedActions in class PdfA1Checker
  - checkColorsUsages
```
protected void checkColorsUsages()
```
    Overrides:
    
    checkColorsUsages in class PdfA1Checker
  - checkImage
```
protected void checkImage(PdfStream image,
                          PdfDictionary currentColorSpaces)
```
    Overrides:
    
    checkImage in class PdfA1Checker
  - checkFontGlyphs
```
public void checkFontGlyphs(PdfFont font,
                            PdfStream contentStream)
```
    Description copied from class: PdfAChecker
    
    Performs a check of the each font glyph as a Form XObject. See ISO 19005-2 Annex A.5. This only applies to type 3 fonts. This method will be abstract in update 7.2
    
    Overrides:
    
    checkFontGlyphs in class PdfA1Checker
    
    Parameters:
    
    font - PdfFont to be checked
    
    contentStream - stream containing checked font
  - checkFormXObject
```
protected void checkFormXObject(PdfStream form)
```
    Overrides:
    
    checkFormXObject in class PdfA1Checker
  - checkFormXObject
```
protected void checkFormXObject(PdfStream form,
                                PdfStream contentStream)
```

Class PdfA2Checker

Field Summary

Fields inherited from class com.itextpdf.pdfa.checker.PdfA1Checker

Fields inherited from class com.itextpdf.pdfa.checker.PdfAChecker

Constructor Summary

Method Summary

Methods inherited from class com.itextpdf.pdfa.checker.PdfA1Checker

Methods inherited from class com.itextpdf.pdfa.checker.PdfAChecker

Methods inherited from class java.lang.Object

Field Detail

forbiddenAnnotations

forbiddenActions

allowedBlendModes

Constructor Detail

PdfA2Checker

Method Detail

checkInlineImage

checkColor

checkColorSpace

checkExtGState

checkNonSymbolicTrueTypeFont

getMaxRealValue

getMaxStringLength

checkPdfArray

checkPdfDictionary

checkAnnotation

checkAppearanceStream

checkForm

checkCatalogValidEntries

checkPageSize

checkFileSpec

checkPdfStream

checkPageObject

checkPageTransparency

checkOutputIntents

getForbiddenActions

getAllowedNamedActions

checkColorsUsages

checkImage

checkFontGlyphs

checkFormXObject

checkFormXObject