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java.lang.Objectprefuse.data.expression.AbstractExpression
prefuse.data.expression.Literal
prefuse.data.expression.BooleanLiteral
Literal expression of a boolean value.
Field Summary | |
static BooleanLiteral |
FALSE
The false boolean literal. |
static BooleanLiteral |
TRUE
The true boolean literal. |
Constructor Summary | |
BooleanLiteral(boolean b)
Create a new BooleanLiteral. |
Method Summary | |
java.lang.Object |
get(Tuple t)
Evaluate the Expression on the given input Tuple. |
boolean |
getBoolean(Tuple tuple)
Evaluate the Expression on the given input Tuple. |
java.lang.Class |
getType(Schema s)
Returns the type that this expression evaluates to when tuples with the given Schema are provided as input. |
java.lang.String |
toString()
|
Methods inherited from class prefuse.data.expression.Literal |
getLiteral, getLiteral, getLiteral |
Methods inherited from class prefuse.data.expression.AbstractExpression |
addChildListeners, addExpressionListener, expressionChanged, fireExpressionChange, getDouble, getFloat, getInt, getLong, hasListeners, removeChildListeners, removeExpressionListener, visit |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface prefuse.data.expression.Expression |
addExpressionListener, getDouble, getFloat, getInt, getLong, removeExpressionListener, visit |
Field Detail |
public static final BooleanLiteral TRUE
public static final BooleanLiteral FALSE
Constructor Detail |
public BooleanLiteral(boolean b)
b
- the boolean valueMethod Detail |
public boolean getBoolean(Tuple tuple)
Expression
getBoolean
in interface Expression
getBoolean
in class AbstractExpression
Expression.getBoolean(prefuse.data.Tuple)
public java.lang.Class getType(Schema s)
Expression
getType
in interface Expression
Expression.getType(prefuse.data.Schema)
public java.lang.Object get(Tuple t)
Expression
get
in interface Expression
get
in class AbstractExpression
Expression.get(prefuse.data.Tuple)
public java.lang.String toString()
Object.toString()
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