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java.lang.Objectorg.semanticweb.HermiT.Prefixes
public class Prefixes
This class is responsible for abbreviating IRIs. The resulting IRIs can be either
1) <uri> or
2) prefix-name:local-name where prefix-name can be empty.
Forms 1 and 2 are dependent upon a set of prefix declarations that associates prefix names with prefix IRIs.
A IRI abbreviated using form 2 that uses an unregistered prefix is invalid---expanding it will result in an exception.
Neither prefixes nor local names may contain colon characters. The grammar used for various parts of the IRIs is as follows:
PN_CHARS_BASE ::= [A-Z] | [a-z] | [#x00C0-#x00D6] | [#x00D8-#x00F6] | [#x00F8-#x02FF] | [#x0370-#x037D] | [#x037F-#x1FFF] |
[#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
PN_CHARS ::= PN_CHARS_BASE | '_' | '-' | [0-9] | #x00B7 | [#x0300-#x036F] | [#x203F-#x2040]
PN_LOCAL ::= ( PN_CHARS_BASE | '_' | [0-9] ) ( ( PN_CHARS | '.' )* PN_CHARS )?
PN_PREFIX ::= PN_CHARS_BASE ( ( PN_CHARS | '.' )* PN_CHARS )?
Nested Class Summary | |
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static class |
Prefixes.ImmutablePrefixes
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Field Summary | |
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protected java.util.regex.Pattern |
m_prefixIRIMatchingPattern
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protected java.util.Map<java.lang.String,java.lang.String> |
m_prefixIRIsByPrefixName
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protected java.util.Map<java.lang.String,java.lang.String> |
m_prefixNamesByPrefixIRI
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protected static java.lang.String |
PN_CHARS
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protected static java.lang.String |
PN_CHARS_BASE
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protected static java.util.regex.Pattern |
s_localNameChecker
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static java.util.Map<java.lang.String,java.lang.String> |
s_semanticWebPrefixes
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static Prefixes |
STANDARD_PREFIXES
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Constructor Summary | |
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Prefixes()
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Method Summary | |
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java.lang.String |
abbreviateIRI(java.lang.String iri)
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boolean |
addPrefixes(Prefixes prefixes)
Registers all the prefixes from the supplied object. |
protected void |
buildPrefixIRIMatchingPattern()
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boolean |
canBeExpanded(java.lang.String iri)
Checks whether the given IRI can be expanded |
boolean |
declareDefaultPrefix(java.lang.String defaultPrefixIRI)
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boolean |
declareInternalPrefixes(java.util.Collection<java.lang.String> individualIRIs,
java.util.Collection<java.lang.String> anonIndividualIRIs)
Registers HermiT's internal prefixes with this object. |
boolean |
declarePrefix(java.lang.String prefixName,
java.lang.String prefixIRI)
|
protected boolean |
declarePrefixRaw(java.lang.String prefixName,
java.lang.String prefixIRI)
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boolean |
declareSemanticWebPrefixes()
Registers the well-known Semantic Web prefixes. |
java.lang.String |
expandAbbreviatedIRI(java.lang.String abbreviation)
Expands a full IRI from the abbreviated one, which is of one of the following forms: 'prefix:name', where 'prefix' is a registered prefix name (can be empty), or '<iri>', where 'iri' is an IRI. |
java.lang.String |
getPrefixIRI(java.lang.String prefixName)
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java.util.Map<java.lang.String,java.lang.String> |
getPrefixIRIsByPrefixName()
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java.lang.String |
getPrefixName(java.lang.String prefixIRI)
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static boolean |
isInternalIRI(java.lang.String iri)
Determines whether the supplied IRI is used internally by HermiT. |
static boolean |
isValidLocalName(java.lang.String localName)
Determines whether the supplied string is a valid local name. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected static final java.lang.String PN_CHARS_BASE
protected static final java.lang.String PN_CHARS
protected static final java.util.regex.Pattern s_localNameChecker
public static final java.util.Map<java.lang.String,java.lang.String> s_semanticWebPrefixes
public static final Prefixes STANDARD_PREFIXES
protected final java.util.Map<java.lang.String,java.lang.String> m_prefixIRIsByPrefixName
protected final java.util.Map<java.lang.String,java.lang.String> m_prefixNamesByPrefixIRI
protected java.util.regex.Pattern m_prefixIRIMatchingPattern
Constructor Detail |
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public Prefixes()
Method Detail |
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protected void buildPrefixIRIMatchingPattern()
public java.lang.String abbreviateIRI(java.lang.String iri)
public java.lang.String expandAbbreviatedIRI(java.lang.String abbreviation)
public boolean canBeExpanded(java.lang.String iri)
public boolean declarePrefix(java.lang.String prefixName, java.lang.String prefixIRI)
protected boolean declarePrefixRaw(java.lang.String prefixName, java.lang.String prefixIRI)
public boolean declareDefaultPrefix(java.lang.String defaultPrefixIRI)
public java.util.Map<java.lang.String,java.lang.String> getPrefixIRIsByPrefixName()
public java.lang.String getPrefixIRI(java.lang.String prefixName)
public java.lang.String getPrefixName(java.lang.String prefixIRI)
public boolean declareInternalPrefixes(java.util.Collection<java.lang.String> individualIRIs, java.util.Collection<java.lang.String> anonIndividualIRIs)
individualIRIs
- the collection of IRIs used in individuals (used for registering nominal prefix names)
public boolean declareSemanticWebPrefixes()
public boolean addPrefixes(Prefixes prefixes)
prefixes
- the object from which the prefixes are taken
public static boolean isInternalIRI(java.lang.String iri)
public static boolean isValidLocalName(java.lang.String localName)
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