Package org.scijava.parse
Class SubSequence
- java.lang.Object
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- org.scijava.parse.SubSequence
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- All Implemented Interfaces:
java.lang.CharSequence
public class SubSequence extends java.lang.Object implements java.lang.CharSequence
ACharSequence
which is a by-reference subsequence of anotherCharSequence
. This is particularly useful forregex
matching without excessive string copying.Surprisingly, core Java does not seem to have this capability (apart from
Segment
, which seems misplaced in the Swing library); all ofString.subSequence(int, int)
,StringBuffer.subSequence(int, int)
andStringBuilder.subSequence(int, int)
internally copy the requested string segment.- Author:
- Curtis Rueden
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Constructor Summary
Constructors Constructor Description SubSequence(java.lang.CharSequence seq, int offset)
SubSequence(java.lang.CharSequence seq, int offset, int length)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description char
charAt(int index)
int
length()
SubSequence
subSequence(int start, int end)
java.lang.String
toString()
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Method Detail
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length
public int length()
- Specified by:
length
in interfacejava.lang.CharSequence
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charAt
public char charAt(int index)
- Specified by:
charAt
in interfacejava.lang.CharSequence
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subSequence
public SubSequence subSequence(int start, int end)
- Specified by:
subSequence
in interfacejava.lang.CharSequence
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toString
public java.lang.String toString()
- Specified by:
toString
in interfacejava.lang.CharSequence
- Overrides:
toString
in classjava.lang.Object
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