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java.lang.Objectorg.basex.query.ExprInfo
org.basex.query.xpath.expr.Expr
org.basex.query.xpath.item.Item
org.basex.query.xpath.item.Bln
public final class Bln
XPath Value representing a boolean.
Field Summary | |
---|---|
static Bln |
FALSE
Static false value. |
static Bln |
TRUE
Static true value. |
Method Summary | |
---|---|
boolean |
appr(Item v)
Checks the approximate equality of the value and the specified value. |
boolean |
apprContains(Item v)
Checks whether this value approximately contains the word(s) in val. |
boolean |
bool()
Returns the boolean value. |
boolean |
eq(Item v)
Checks the equality of the value and the specified value. |
Bln |
eval(XPContext ctx)
Evaluates the expression with the specified context set. |
static Bln |
get(boolean val)
Returns an instance of this class. |
double |
num()
Returns the double value. |
void |
plan(Serializer ser)
Recursively sends the abstract syntax of this expression to the specified serializer. |
int |
prec()
Returns the evaluation precedence. |
byte[] |
str()
Returns the literal value. |
java.lang.String |
toString()
|
Methods inherited from class org.basex.query.xpath.item.Item |
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comp, same, serialize, serialize, size, usesPos, usesSize |
Methods inherited from class org.basex.query.xpath.expr.Expr |
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indexEquivalent, indexSizes, returnedValue, sameAs |
Methods inherited from class org.basex.query.ExprInfo |
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color, info, name |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final Bln TRUE
public static final Bln FALSE
Method Detail |
---|
public static Bln get(boolean val)
val
- boolean value
public Bln eval(XPContext ctx)
Expr
eval
in class Expr
ctx
- query context
public boolean bool()
Item
bool
in class Item
public double num()
Item
num
in class Item
public byte[] str()
Item
str
in class Item
public int prec()
Item
public boolean eq(Item v)
Item
eq
in class Item
v
- value to be compared
public boolean appr(Item v)
Item
v
- value to be compared
public boolean apprContains(Item v)
Item
v
- value to be compared
public java.lang.String toString()
toString
in class Item
public void plan(Serializer ser) throws java.io.IOException
ExprInfo
plan
in class ExprInfo
ser
- serializer
java.io.IOException
- exception
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