public class SingleIndex extends Object implements Serializable, RevisionHandler
first
last
1
3
The number is internally converted from 1-based to 0-based (so methods that set or get numbers not in string format should use 0-based numbers).
Constructor and Description |
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SingleIndex()
Default constructor.
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SingleIndex(String index)
Constructor to set initial index.
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Modifier and Type | Method and Description |
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int |
getIndex()
Gets the selected index
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String |
getRevision()
Returns the revision string.
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String |
getSingleIndex()
Gets the string representing the selected range of values
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static String |
indexToString(int index)
Creates a string representation of the given index.
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static void |
main(String[] argv)
Main method for testing this class.
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void |
setSingleIndex(String index)
Sets the index from a string representation.
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void |
setUpper(int newUpper)
Sets the value of "last".
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String |
toString()
Constructs a representation of the current range.
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public SingleIndex()
public SingleIndex(String index)
index
- the initial indexIllegalArgumentException
- if the index is invalidpublic void setUpper(int newUpper)
newUpper
- the value of "last"public String getSingleIndex()
public void setSingleIndex(String index)
index
- the index setIllegalArgumentException
- if the index was not well formedpublic String toString()
public int getIndex()
RuntimeException
- if the upper limit of the index hasn't been definedpublic static String indexToString(int index)
index
- the index to turn into a string.
Since the index will typically come from a program, indices are assumed
from 0, and thus will have 1 added in the String representation.public String getRevision()
getRevision
in interface RevisionHandler
public static void main(String[] argv)
argv
- one parameter: a test index specificationCopyright © 2019 University of Waikato, Hamilton, NZ. All rights reserved.