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java.lang.Object sofya.mutator.StringTable
public final class StringTable
Table that maps strings to integer indices to provide string compaction, primarily for use in writing strings to files.
Constructor Summary | |
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StringTable()
Creates a new string table. |
Method Summary | |
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int |
addString(java.lang.String str)
Adds a string to this table. |
java.lang.String |
lookupIndex(int index)
Gets the string associated with a given index in this table, if the index exists in the table. |
int |
lookupString(java.lang.String str)
Gets the index of a string, if it has been added to this table. |
int |
size()
Gets the number of strings indexed by this table. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public StringTable()
Method Detail |
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public int addString(java.lang.String str)
str
- String to be added to this table.
public int lookupString(java.lang.String str) throws java.util.NoSuchElementException
str
- String for which to retrieve the assigned index from
this table.
java.util.NoSuchElementException
- If the specified string has not been
added to this table.public java.lang.String lookupIndex(int index) throws java.util.NoSuchElementException
index
- Index for which to find the associated string.
java.util.NoSuchElementException
- If the specified index does not have
a mapping in this table.public int size()
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