edu.stanford.nlp.parser.lexparser
Class UnaryGrammar

java.lang.Object
  edu.stanford.nlp.parser.lexparser.UnaryGrammar

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<UnaryRule>

public class UnaryGrammar
extends java.lang.Object
implements java.io.Serializable, java.lang.Iterable<UnaryRule>

Maintains efficient indexing of unary grammar rules.

Author:

Dan Klein, Christopher Manning

See Also:

Serialized Form

Constructor Summary

UnaryGrammar(Index<java.lang.String> stateIndex)

Method Summary

void	addRule(UnaryRule ur)
java.util.Iterator<UnaryRule>	closedRuleIterator()
java.util.Iterator<UnaryRule>	closedRuleIteratorByChild(int state)
java.util.Iterator<UnaryRule>	closedRuleIteratorByParent(int state)
UnaryRule[]	closedRulesByChild(int state)
UnaryRule[]	closedRulesByParent(int state)
UnaryRule	getRule(UnaryRule ur)
java.util.Iterator<UnaryRule>	iterator()
int	numClosedRules()
int	numRules()
void	purgeRules() Remove A -> A UnaryRules from bestRulesUnderMax.
void	readData(java.io.BufferedReader in) Populates data in this UnaryGrammar from a character stream.
java.util.Iterator<UnaryRule>	ruleIterator()
java.util.Iterator<UnaryRule>	ruleIteratorByChild(int state)
java.util.Iterator<UnaryRule>	ruleIteratorByParent(int state)
java.util.List<UnaryRule>	rules()
java.util.List<UnaryRule>	rulesByChild(int state)
java.util.List<UnaryRule>	rulesByParent(int state)
java.util.List<UnaryRule>[]	rulesWithParent()
double	scoreRule(UnaryRule ur)
java.lang.String	toString()
void	writeAllData(java.io.Writer w) Writes out a lot of redundant data from this Object to the Writer w.
void	writeData(java.io.Writer w) Writes out data from this Object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UnaryGrammar

public UnaryGrammar(Index<java.lang.String> stateIndex)

Method Detail

numClosedRules

public int numClosedRules()

getRule

public UnaryRule getRule(UnaryRule ur)

closedRuleIterator

public java.util.Iterator<UnaryRule> closedRuleIterator()

numRules

public int numRules()

iterator

public java.util.Iterator<UnaryRule> iterator()

Specified by:

iterator in interface java.lang.Iterable<UnaryRule>

ruleIterator

public java.util.Iterator<UnaryRule> ruleIterator()

rules

public java.util.List<UnaryRule> rules()

purgeRules

public final void purgeRules()

Remove A -> A UnaryRules from bestRulesUnderMax.

scoreRule

public double scoreRule(UnaryRule ur)

addRule

public final void addRule(UnaryRule ur)

closedRulesByParent

public UnaryRule[] closedRulesByParent(int state)

closedRulesByChild

public UnaryRule[] closedRulesByChild(int state)

closedRuleIteratorByParent

public java.util.Iterator<UnaryRule> closedRuleIteratorByParent(int state)

closedRuleIteratorByChild

public java.util.Iterator<UnaryRule> closedRuleIteratorByChild(int state)

ruleIteratorByParent

public java.util.Iterator<UnaryRule> ruleIteratorByParent(int state)

ruleIteratorByChild

public java.util.Iterator<UnaryRule> ruleIteratorByChild(int state)

rulesByParent

public java.util.List<UnaryRule> rulesByParent(int state)

rulesByChild

public java.util.List<UnaryRule> rulesByChild(int state)

rulesWithParent

public java.util.List<UnaryRule>[] rulesWithParent()

readData

public void readData(java.io.BufferedReader in)
              throws java.io.IOException

Populates data in this UnaryGrammar from a character stream.

Parameters:

in - The Reader the grammar is read from.

Throws:

java.io.IOException - If there is a reading problem

writeData

public void writeData(java.io.Writer w)

Writes out data from this Object.

Parameters:

w - Data is written to this Writer

writeAllData

public void writeAllData(java.io.Writer w)

Writes out a lot of redundant data from this Object to the Writer w.

Parameters:

w - Data is written to this Writer

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object