Class OutputFormat
- java.lang.Object
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- org.apache.jackrabbit.vault.util.xml.serialize.OutputFormat
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public class OutputFormat extends java.lang.ObjectSpecifies an output format to control the serializer. Based on the XSLT specification for output format, plus additional parameters. Used to select the suitable serializer and determine how the document should be formatted on output.The two interesting constructors are:
OutputFormat(String,String,boolean)creates a format for the specified method (XML, HTML, Text, etc), encoding and indentationOutputFormat(Document,String,boolean)creates a format compatible with the document type (XML, HTML, Text, etc), encoding and indentation
- See Also:
Serializer,Method,LineSeparator
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classOutputFormat.Defaultsstatic classOutputFormat.DTD
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Constructor Summary
Constructors Constructor Description OutputFormat()Constructs a new output format with the default values.OutputFormat(java.lang.String method, java.lang.String encoding, boolean indenting)Constructs a new output format with the default values for the specified method and encoding.OutputFormat(org.w3c.dom.Document doc)Constructs a new output format with the proper method, document type identifiers and media type for the specified document.OutputFormat(org.w3c.dom.Document doc, java.lang.String encoding, boolean indenting)Constructs a new output format with the proper method, document type identifiers and media type for the specified document, and with the specified encoding.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description booleangetBreakEachAttribute()java.lang.String[]getCDataElements()Returns a list of all the elements whose text node children should be output as CDATA, or null if no such elements were specified.java.lang.StringgetDoctypePublic()Returns the specified document type public identifier, or null.java.lang.StringgetDoctypeSystem()Returns the specified document type system identifier, or null.java.lang.StringgetEncoding()Returns the specified encoding.EncodingInfogetEncodingInfo()Returns an {@code EncodingInfo{@code instance for the encoding.intgetIndent()Returns the indentation specified.booleangetIndenting()Returns true if indentation was specified.chargetLastPrintable()Returns the last printable character based on the selected encoding.java.lang.StringgetLineSeparator()Returns a specific line separator to use.intgetLineWidth()Return the selected line width for breaking up long lines.java.lang.StringgetMediaType()Returns the specified media type, or null.java.lang.StringgetMethod()Returns the method specified for this output format.java.lang.String[]getNonEscapingElements()Returns a list of all the elements whose text node children should be output unescaped (no character references), or null if no such elements were specified.booleangetOmitComments()Returns true if comments should be ommited.booleangetOmitDocumentType()Returns true if the DOCTYPE declaration should be ommited.booleangetOmitXMLDeclaration()Returns true if the XML document declaration should be ommited.booleangetPreserveEmptyAttributes()Returns the preserveEmptyAttribute flag.booleangetPreserveSpace()Returns true if the default behavior for this format is to preserve spaces.java.util.Comparator<java.lang.String>getSortAttributeNamesBy()Returns theComparatorused to apply an order to attribute names.booleangetStandalone()Returns true if the document type is standalone.java.lang.StringgetVersion()Returns the version for this output method.booleanisCDataElement(java.lang.String tagName)Returns true if the text node children of the given elements should be output as CDATA.booleanisNonEscapingElement(java.lang.String tagName)Returns true if the text node children of the given elements should be output unescaped.booleansetAllowJavaNames()Returns whether java encoding names are permittedvoidsetAllowJavaNames(boolean allow)Sets whether java encoding names are permittedvoidsetBreakEachAttribute(boolean on)voidsetCDataElements(java.lang.String[] cdataElements)Sets the list of elements for which text node children should be output as CDATA.voidsetDoctype(java.lang.String publicId, java.lang.String systemId)Sets the document type public and system identifiers.voidsetEncoding(java.lang.String encoding)Sets the encoding for this output method.voidsetEncoding(EncodingInfo encInfo)Sets the encoding for this output method with anEncodingInfoinstance.voidsetIndent(int indent)Sets the indentation.voidsetIndenting(boolean on)Sets the indentation on and off.voidsetLineSeparator(java.lang.String lineSeparator)Sets the line separator.voidsetLineWidth(int lineWidth)Sets the line width.voidsetMediaType(java.lang.String mediaType)Sets the media type.voidsetMethod(java.lang.String method)Sets the method for this output format.voidsetNonEscapingElements(java.lang.String[] nonEscapingElements)Sets the list of elements for which text node children should be output unescaped (no character references).voidsetOmitComments(boolean omit)Sets comment omitting on and off.voidsetOmitDocumentType(boolean omit)Sets DOCTYPE declaration omitting on and off.voidsetOmitXMLDeclaration(boolean omit)Sets XML declaration omitting on and off.voidsetPreserveEmptyAttributes(boolean preserve)Sets the preserveEmptyAttribute flag.voidsetPreserveSpace(boolean preserve)Sets space preserving as the default behavior.voidsetSortAttributeNamesBy(java.util.Comparator<java.lang.String> sortAttributeNamesBy)Sets the comparator to use for applying an order to attribute names.voidsetStandalone(boolean standalone)Sets document DTD standalone.voidsetVersion(java.lang.String version)Sets the version for this output method.static java.lang.StringwhichDoctypePublic(org.w3c.dom.Document doc)Returns the document type public identifier specified for this document, or null.static java.lang.StringwhichDoctypeSystem(org.w3c.dom.Document doc)Returns the document type system identifier specified for this document, or null.static java.lang.StringwhichMediaType(java.lang.String method)Returns the suitable media format for a document output with the specified method.static java.lang.StringwhichMethod(org.w3c.dom.Document doc)Determine the output method for the specified document.
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Constructor Detail
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OutputFormat
public OutputFormat()
Constructs a new output format with the default values.
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OutputFormat
public OutputFormat(java.lang.String method, java.lang.String encoding, boolean indenting)Constructs a new output format with the default values for the specified method and encoding. If indent is true, the document will be pretty printed with the default indentation level and default line wrapping.- Parameters:
method- The specified output methodencoding- The specified encodingindenting- True for pretty printing- See Also:
setEncoding(java.lang.String),setIndenting(boolean),setMethod(java.lang.String)
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OutputFormat
public OutputFormat(org.w3c.dom.Document doc)
Constructs a new output format with the proper method, document type identifiers and media type for the specified document.- Parameters:
doc- The document to output- See Also:
whichMethod(org.w3c.dom.Document)
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OutputFormat
public OutputFormat(org.w3c.dom.Document doc, java.lang.String encoding, boolean indenting)Constructs a new output format with the proper method, document type identifiers and media type for the specified document, and with the specified encoding. If indent is true, the document will be pretty printed with the default indentation level and default line wrapping.- Parameters:
doc- The document to outputencoding- The specified encodingindenting- True for pretty printing- See Also:
setEncoding(java.lang.String),setIndenting(boolean),whichMethod(org.w3c.dom.Document)
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Method Detail
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getMethod
public java.lang.String getMethod()
Returns the method specified for this output format. Typically the method will be xml, html or text, but it might be other values. If no method was specified, null will be returned and the most suitable method will be determined for the document by callingwhichMethod(org.w3c.dom.Document).- Returns:
- The specified output method, or null
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setMethod
public void setMethod(java.lang.String method)
Sets the method for this output format.- Parameters:
method- The output method, or null- See Also:
getMethod()
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getVersion
public java.lang.String getVersion()
Returns the version for this output method. If no version was specified, will return null and the default version number will be used. If the serializerr does not support that particular version, it should default to a supported version.- Returns:
- The specified method version, or null
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setVersion
public void setVersion(java.lang.String version)
Sets the version for this output method. For XML the value would be "1.0", for HTML it would be "4.0".- Parameters:
version- The output method version, or null- See Also:
getVersion()
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getIndent
public int getIndent()
Returns the indentation specified. If no indentation was specified, zero is returned and the document should not be indented.- Returns:
- The indentation or zero
- See Also:
setIndenting(boolean)
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getIndenting
public boolean getIndenting()
Returns true if indentation was specified.
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setIndent
public void setIndent(int indent)
Sets the indentation. The document will not be indented if the indentation is set to zero. CallingsetIndenting(boolean)will reset this value to zero (off) or the default (on).- Parameters:
indent- The indentation, or zero
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setIndenting
public void setIndenting(boolean on)
Sets the indentation on and off. When set on, the default indentation level and default line wrapping is used (seeOutputFormat.Defaults.IndentandOutputFormat.Defaults.LineWidth). To specify a different indentation level or line wrapping, usesetIndent(int)andsetLineWidth(int).- Parameters:
on- True if indentation should be on
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getEncoding
public java.lang.String getEncoding()
Returns the specified encoding. If no encoding was specified, the default is always "UTF-8".- Returns:
- The encoding
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setEncoding
public void setEncoding(java.lang.String encoding)
Sets the encoding for this output method. If no encoding was specified, the default is always "UTF-8". Make sure the encoding is compatible with the one used by theWriter.- Parameters:
encoding- The encoding, or null- See Also:
getEncoding()
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setEncoding
public void setEncoding(EncodingInfo encInfo)
Sets the encoding for this output method with anEncodingInfoinstance.
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getEncodingInfo
public EncodingInfo getEncodingInfo() throws java.io.UnsupportedEncodingException
Returns an {@code EncodingInfo{@code instance for the encoding.- Throws:
java.io.UnsupportedEncodingException- See Also:
setEncoding(java.lang.String)
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setAllowJavaNames
public void setAllowJavaNames(boolean allow)
Sets whether java encoding names are permitted
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setAllowJavaNames
public boolean setAllowJavaNames()
Returns whether java encoding names are permitted
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getMediaType
public java.lang.String getMediaType()
Returns the specified media type, or null. To determine the media type based on the document type, usewhichMediaType(java.lang.String).- Returns:
- The specified media type, or null
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setMediaType
public void setMediaType(java.lang.String mediaType)
Sets the media type.- Parameters:
mediaType- The specified media type- See Also:
getMediaType()
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setDoctype
public void setDoctype(java.lang.String publicId, java.lang.String systemId)Sets the document type public and system identifiers. Required only if the DOM Document or SAX events do not specify the document type, and one must be present in the serialized document. Any document type specified by the DOM Document or SAX events will override these values.- Parameters:
publicId- The public identifier, or nullsystemId- The system identifier, or null
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getDoctypePublic
public java.lang.String getDoctypePublic()
Returns the specified document type public identifier, or null.
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getDoctypeSystem
public java.lang.String getDoctypeSystem()
Returns the specified document type system identifier, or null.
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getOmitComments
public boolean getOmitComments()
Returns true if comments should be ommited. The default is false.
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setOmitComments
public void setOmitComments(boolean omit)
Sets comment omitting on and off.- Parameters:
omit- True if comments should be ommited
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getOmitDocumentType
public boolean getOmitDocumentType()
Returns true if the DOCTYPE declaration should be ommited. The default is false.
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setOmitDocumentType
public void setOmitDocumentType(boolean omit)
Sets DOCTYPE declaration omitting on and off.- Parameters:
omit- True if DOCTYPE declaration should be ommited
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getOmitXMLDeclaration
public boolean getOmitXMLDeclaration()
Returns true if the XML document declaration should be ommited. The default is false.
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setOmitXMLDeclaration
public void setOmitXMLDeclaration(boolean omit)
Sets XML declaration omitting on and off.- Parameters:
omit- True if XML declaration should be ommited
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getStandalone
public boolean getStandalone()
Returns true if the document type is standalone. The default is false.
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setStandalone
public void setStandalone(boolean standalone)
Sets document DTD standalone. The public and system identifiers must be null for the document to be serialized as standalone.- Parameters:
standalone- True if document DTD is standalone
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getCDataElements
public java.lang.String[] getCDataElements()
Returns a list of all the elements whose text node children should be output as CDATA, or null if no such elements were specified.
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isCDataElement
public boolean isCDataElement(java.lang.String tagName)
Returns true if the text node children of the given elements should be output as CDATA.- Parameters:
tagName- The element's tag name- Returns:
- True if should serialize as CDATA
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setCDataElements
public void setCDataElements(java.lang.String[] cdataElements)
Sets the list of elements for which text node children should be output as CDATA.- Parameters:
cdataElements- List of CDATA element tag names
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getNonEscapingElements
public java.lang.String[] getNonEscapingElements()
Returns a list of all the elements whose text node children should be output unescaped (no character references), or null if no such elements were specified.
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isNonEscapingElement
public boolean isNonEscapingElement(java.lang.String tagName)
Returns true if the text node children of the given elements should be output unescaped.- Parameters:
tagName- The element's tag name- Returns:
- True if should serialize unescaped
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setNonEscapingElements
public void setNonEscapingElements(java.lang.String[] nonEscapingElements)
Sets the list of elements for which text node children should be output unescaped (no character references).- Parameters:
nonEscapingElements- List of unescaped element tag names
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getLineSeparator
public java.lang.String getLineSeparator()
Returns a specific line separator to use. The default is the Web line separator (\n). A string is returned to support double codes (CR + LF).- Returns:
- The specified line separator
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setLineSeparator
public void setLineSeparator(java.lang.String lineSeparator)
Sets the line separator. The default is the Web line separator (\n). The machine's line separator can be obtained from the system property line.separator, but is only useful if the document is edited on machines of the same type. For general documents, use the Web line separator.- Parameters:
lineSeparator- The specified line separator
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getPreserveSpace
public boolean getPreserveSpace()
Returns true if the default behavior for this format is to preserve spaces. All elements that do not specify otherwise or specify the default behavior will be formatted based on this rule. All elements that specify space preserving will always preserve space.
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setPreserveSpace
public void setPreserveSpace(boolean preserve)
Sets space preserving as the default behavior. The default is space stripping and all elements that do not specify otherwise or use the default value will not preserve spaces.- Parameters:
preserve- True if spaces should be preserved
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getLineWidth
public int getLineWidth()
Return the selected line width for breaking up long lines. When indenting, and only when indenting, long lines will be broken at space boundaries based on this line width. No line wrapping occurs if this value is zero.
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setLineWidth
public void setLineWidth(int lineWidth)
Sets the line width. If zero then no line wrapping will occur. CallingsetIndenting(boolean)will reset this value to zero (off) or the default (on).- Parameters:
lineWidth- The line width to use, zero for default- See Also:
getLineWidth(),setIndenting(boolean)
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getBreakEachAttribute
public boolean getBreakEachAttribute()
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setBreakEachAttribute
public void setBreakEachAttribute(boolean on)
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getPreserveEmptyAttributes
public boolean getPreserveEmptyAttributes()
Returns the preserveEmptyAttribute flag. If flag is false, then' attributes with empty string values are output as the attribute name only (in HTML mode).- Returns:
- preserve the preserve flag
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setPreserveEmptyAttributes
public void setPreserveEmptyAttributes(boolean preserve)
Sets the preserveEmptyAttribute flag. If flag is false, then' attributes with empty string values are output as the attribute name only (in HTML mode).- Parameters:
preserve- the preserve flag
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getSortAttributeNamesBy
public java.util.Comparator<java.lang.String> getSortAttributeNamesBy()
Returns theComparatorused to apply an order to attribute names.- Returns:
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setSortAttributeNamesBy
public void setSortAttributeNamesBy(java.util.Comparator<java.lang.String> sortAttributeNamesBy)
Sets the comparator to use for applying an order to attribute names. If set to null, the original order is preserved.- Parameters:
sortAttributeNamesBy-
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getLastPrintable
public char getLastPrintable()
Returns the last printable character based on the selected encoding. Control characters and non-printable characters are always printed as character references.
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whichMethod
public static java.lang.String whichMethod(org.w3c.dom.Document doc)
Determine the output method for the specified document. If the document is an instance ofHTMLDocumentthen the method is said to be html. If the root element is 'html' and all text nodes preceding the root element are all whitespace, then the method is said to be html. Otherwise the method is xml.- Parameters:
doc- The document to check- Returns:
- The suitable method
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whichDoctypePublic
public static java.lang.String whichDoctypePublic(org.w3c.dom.Document doc)
Returns the document type public identifier specified for this document, or null.
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whichDoctypeSystem
public static java.lang.String whichDoctypeSystem(org.w3c.dom.Document doc)
Returns the document type system identifier specified for this document, or null.
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whichMediaType
public static java.lang.String whichMediaType(java.lang.String method)
Returns the suitable media format for a document output with the specified method.
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