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public static interface IdentifierNode.Segment
Component in a compound identifier. It is described by its name and how the name is quoted.
For example, the identifier
[Store].USA.[New Mexico].&[45]
has four segments:
IdentifierNode.Quoting.QUOTED
IdentifierNode.Quoting.UNQUOTED
IdentifierNode.Quoting.QUOTED
IdentifierNode.Quoting.KEY
QUOTED and UNQUOTED segments are represented using a
NameSegment
;
KEY segments are represented using a
KeySegment
.
To parse an identifier into a list of segments, use the method
IdentifierNode.parseIdentifier(String)
.
Method Summary | |
---|---|
java.util.List<IdentifierNode.NameSegment> |
getKeyParts()
Returns the key components, if this Segment is a key. |
java.lang.String |
getName()
Returns the name of this Segment. |
IdentifierNode.Quoting |
getQuoting()
Returns how this Segment is quoted. |
ParseRegion |
getRegion()
Returns the region of the source code which this Segment was created from, if it was created by parsing. |
java.lang.String |
toString()
Returns a string representation of this Segment. |
void |
toString(java.lang.StringBuilder buf)
Appends a string representation of this Segment to a StringBuffer. |
Method Detail |
---|
java.lang.String toString()
For example, "[Foo]", "&[123]", "Abc".
toString
in class java.lang.Object
void toString(java.lang.StringBuilder buf)
buf
- StringBufferParseRegion getRegion()
IdentifierNode.Quoting getQuoting()
java.lang.String getName()
null
if this Segment represents a key.
java.util.List<IdentifierNode.NameSegment> getKeyParts()
getQuoting()
returns
IdentifierNode.Quoting.KEY
.)
Returns null otherwise.
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