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org.media.mn8.concepts
Class StringConcept

java.lang.Objectorg.media.mn8.Concept
org.media.mn8.JavaConcept
org.media.mn8.concepts.StringConcept
- public class StringConcept
- extends org.media.mn8.JavaConcept
- Version:
- $Revision: 1.26 $ $Date: 2002/10/07 20:57:07 $
| Field Summary | |
private java.lang.String |
_value
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| Fields inherited from class org.media.mn8.Concept |
_conceptLabel, _isHidden, _resourceURI, _showEmpty |
| Constructor Summary | |
StringConcept()
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StringConcept(java.lang.String value)
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StringConcept(StringConcept value)
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| Methods inherited from class org.media.mn8.JavaConcept |
create, equals, opEQ |
| Methods inherited from class java.lang.Object |
finalize, getClass, notify, notifyAll, wait, wait, wait |
| Field Detail |
_value
private java.lang.String _value
| Constructor Detail |
StringConcept
public StringConcept()
StringConcept
public StringConcept(java.lang.String value)
StringConcept
public StringConcept(StringConcept value)
| Method Detail |
toStringConcept
public StringConcept toStringConcept()
opPlus
public StringConcept opPlus(IntegerConcept value)
opPlus
public StringConcept opPlus(RealConcept value)
opPlus
public StringConcept opPlus(org.media.mn8.Concept value)
opPlus
public StringConcept opPlus(LogicalConcept value)
opEquals
public LogicalConcept opEquals(StringConcept value)
opPlus
public StringConcept opPlus(StringConcept value)
opPlus
public StringConcept opPlus(CharacterConcept value)
opPlus
public StringConcept opPlus(NilConcept value)
opLT
public LogicalConcept opLT(StringConcept value)
opGT
public LogicalConcept opGT(StringConcept value)
getValue
public java.lang.String getValue()
setValue
public void setValue(java.lang.String value)
main
public void main(SeriesConcept param)
getConceptDefinition
public org.media.mn8.ConceptDefinition getConceptDefinition()
select
public SeriesConcept select(ExpressionConcept expression)
matches
public LogicalConcept matches(ExpressionConcept expression)
contains
public LogicalConcept contains(ExpressionConcept expression)
contains
public LogicalConcept contains(StringConcept expression)
_hashCode
public IntegerConcept _hashCode()
hashCode
public int hashCode()
- Description copied from class:
java.lang.Object - Get a value that represents this Object, as uniquely as
possible within the confines of an int.
There are some requirements on this method which subclasses must follow:
- Semantic equality implies identical hashcodes. In other
words, if
a.equals(b)is true, thena.hashCode() == b.hashCode()must be as well. However, the reverse is not necessarily true, and two objects may have the same hashcode without being equal. - It must be consistent. Whichever value o.hashCode() returns on the first invocation must be the value returned on all later invocations as long as the object exists. Notice, however, that the result of hashCode may change between separate executions of a Virtual Machine, because it is not invoked on the same object.
Notice that since
hashCodeis used in java.util.Hashtable and other hashing classes, a poor implementation will degrade the performance of hashing (so don't blindly implement it as returning a constant!). Also, if calculating the hash is time-consuming, a class may consider caching the results.The default implementation returns
System.identityHashCode(this) - Semantic equality implies identical hashcodes. In other
words, if
equals
public boolean equals(java.lang.Object obj)
- Description copied from class:
java.lang.Object - Determine whether this Object is semantically equal
to another Object.
There are some fairly strict requirements on this method which subclasses must follow:
- It must be transitive. If
a.equals(b)andb.equals(c), thena.equals(c)must be true as well. - It must be symmetric.
a.equals(b)andb.equals(a)must have the same value. - It must be reflexive.
a.equals(a)must always be true. - It must be consistent. Whichever value a.equals(b) returns on the first invocation must be the value returned on all later invocations.
a.equals(null)must be false.- It must be consistent with hashCode(). That is,
a.equals(b)must implya.hashCode() == b.hashCode(). The reverse is not true; two objects that are not equal may have the same hashcode, but that has the potential to harm hashing performance.
This is typically overridden to throw a java.lang.ClassCastException if the argument is not comparable to the class performing the comparison, but that is not a requirement. It is legal for
a.equals(b)to be true even thougha.getClass() != b.getClass(). Also, it is typical to never cause a java.lang.NullPointerException.In general, the Collections API (
java.util) use theequalsmethod rather than the==operator to compare objects. However, java.util.IdentityHashMap is an exception to this rule, for its own good reasons.The default implementation returns
this == o. - It must be transitive. If
hasPath
public LogicalConcept hasPath(StringConcept path)
hasPath
public LogicalConcept hasPath(java.lang.String path)
- Description copied from class:
org.media.mn8.Concept - Returns true if the concept has the specified path or not.
By overriding getConceptElements or even this method elements and
attributes can dynamically be added to concepts, in fact this is
the reason why it is also duplicate here.
The path can be given using standard mn8 navigational patterns (/)? (elementName)? (/elementName)* (@ attributeName)?.
getConceptsAtPath
public SeriesConcept getConceptsAtPath(StringConcept path)
toString
public java.lang.String toString()
- Description copied from class:
java.lang.Object - Convert this Object to a human-readable String.
There are no limits placed on how long this String
should be or what it should contain. We suggest you
make it as intuitive as possible to be able to place
it into System.out.println() 55
and such.
It is typical, but not required, to ensure that this method never completes abruptly with a java.lang.RuntimeException.
This method will be called when performing string concatenation with this object. If the result is
null, string concatenation will instead use"null".The default implementation returns
getClass().getName() + "@" + Integer.toHexString(hashCode()).
toTXT
public StringConcept toTXT()
toXML
public StringConcept toXML()
clone
public java.lang.Object clone()
- Description copied from class:
java.lang.Object - This method may be called to create a new copy of the
Object. The typical behavior is as follows:
o == o.clone()is falseo.getClass() == o.clone().getClass()is trueo.equals(o)is true
However, these are not strict requirements, and may be violated if necessary. Of the three requirements, the last is the most commonly violated, particularly if the subclass does not override Object.equals(Object)>
Object.equals(Object)55 .If the Object you call clone() on does not implement java.lang.Cloneable (which is a placeholder interface), then a CloneNotSupportedException is thrown. Notice that Object does not implement Cloneable; this method exists as a convenience for subclasses that do.
Object's implementation of clone allocates space for the new Object using the correct class, without calling any constructors, and then fills in all of the new field values with the old field values. Thus, it is a shallow copy. However, subclasses are permitted to make a deep copy.
All array types implement Cloneable, and override this method as follows (it should never fail):
public Object clone() { try { super.clone(); } catch (CloneNotSupportedException e) { throw new InternalError(e.getMessage()); } }
charAt
public CharacterConcept charAt(IntegerConcept at)
equals
public LogicalConcept equals(StringConcept str)
equalsIgnoreCase
public LogicalConcept equalsIgnoreCase(StringConcept value)
compareTo
public IntegerConcept compareTo(StringConcept value)
startsWith
public LogicalConcept startsWith(StringConcept value)
startsWith
public LogicalConcept startsWith(StringConcept value, IntegerConcept offset)
endsWith
public LogicalConcept endsWith(StringConcept value)
indexOf
public IntegerConcept indexOf(StringConcept value)
indexOf
public IntegerConcept indexOf(StringConcept value, IntegerConcept startFrom)
lastIndexOf
public IntegerConcept lastIndexOf(StringConcept value)
lastIndexOf
public IntegerConcept lastIndexOf(StringConcept value, IntegerConcept startFrom)
substring
public StringConcept substring(IntegerConcept from)
substring
public StringConcept substring(IntegerConcept from, IntegerConcept to)
replace
public StringConcept replace(CharacterConcept oldChar, CharacterConcept newChar)
trim
public StringConcept trim()
toLowerCase
public StringConcept toLowerCase()
toUpperCase
public StringConcept toUpperCase()
getLines
public SeriesConcept getLines()
getTokens
public SeriesConcept getTokens(StringConcept delimiters)
getTokensWithDelimiters
public SeriesConcept getTokensWithDelimiters(StringConcept delimiters)
wrap
public StringConcept wrap()
wrap
public StringConcept wrap(IntegerConcept colon)
wrap
public StringConcept wrap(IntegerConcept colon, StringConcept align)
getLength
public IntegerConcept getLength()
loadContent
public void loadContent(org.media.mn8.Concept from)
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