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public interface PrefixDB
Interface for a database of unit prefixes.
Method Summary | |
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void |
addName(String name,
double value)
Adds a prefix to the database by name. |
void |
addSymbol(String symbol,
double value)
Adds a prefix to the database by symbol. |
Prefix |
getPrefixByName(String name)
Gets a prefix from the database by name. |
Prefix |
getPrefixBySymbol(String symbol)
Gets a prefix from the database by symbol. |
Prefix |
getPrefixByValue(double value)
Gets a prefix from the database by value. |
Iterator<?> |
iterator()
Gets an iterator over the entries in the database. |
String |
toString()
Gets a string representation of this database. |
Method Detail |
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void addName(String name, double value) throws PrefixExistsException, PrefixDBAccessException
name
- The name of the prefix.value
- The value of the prefix.
PrefixExistsException
- A prefix with the same name already exists in the database.
PrefixDBAccessException
- Prefix database access failure.void addSymbol(String symbol, double value) throws PrefixExistsException, PrefixDBAccessException
symbol
- The symbol for the prefix.value
- The value of the prefix.
PrefixExistsException
- A prefix with the same symbol already exists in the database.
PrefixDBAccessException
- Prefix database access failure.Prefix getPrefixByName(String name) throws PrefixDBAccessException
name
- The name of the prefix.
PrefixDBAccessException
- Prefix database access failure.Prefix getPrefixBySymbol(String symbol) throws PrefixDBAccessException
symbol
- The symbol for the prefix.
PrefixDBAccessException
- Prefix database access failure.Prefix getPrefixByValue(double value) throws PrefixDBAccessException
value
- The value for the prefix.
PrefixDBAccessException
- Prefix database access failure.String toString()
toString
in class Object
Iterator<?> iterator()
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