/* (non-Javadoc)
* @see org.exist.xquery.value.AtomicValue#min(org.exist.xquery.value.AtomicValue)
*/
public AtomicValue min(Collator collator, AtomicValue other) throws XPathException {
if (Type.subTypeOf(other.getType(), Type.UNTYPED_ATOMIC))
return Collations.compare(collator, value, ((UntypedAtomicValue) other).value) < 0
? this
: other;
else return Collations.compare(collator, value, other.getStringValue()) < 0 ? this : other;
}
/* (non-Javadoc)
* @see org.exist.xquery.value.AtomicValue#compareTo(int, org.exist.xquery.value.AtomicValue)
*/
public boolean compareTo(Collator collator, int operator, AtomicValue other)
throws XPathException {
if (other.isEmpty()) return false;
if (Type.subTypeOf(other.getType(), Type.STRING)
|| Type.subTypeOf(other.getType(), Type.UNTYPED_ATOMIC)) {
int cmp = Collations.compare(collator, value, other.getStringValue());
switch (operator) {
case Constants.EQ:
return cmp == 0;
case Constants.NEQ:
return cmp != 0;
case Constants.LT:
return cmp < 0;
case Constants.LTEQ:
return cmp <= 0;
case Constants.GT:
return cmp > 0;
case Constants.GTEQ:
return cmp >= 0;
default:
throw new XPathException("Type error: cannot apply operand to string value");
}
}
throw new XPathException(
"Type error: operands are not comparable; expected xdt:untypedAtomic; got "
+ Type.getTypeName(other.getType()));
}
public Sequence eval(Sequence contextSequence, Item contextItem) throws XPathException {
if (context.getProfiler().isEnabled()) {
context.getProfiler().start(this);
context
.getProfiler()
.message(
this,
Profiler.DEPENDENCIES,
"DEPENDENCIES",
Dependency.getDependenciesName(this.getDependencies()));
if (contextSequence != null) {
context
.getProfiler()
.message(this, Profiler.START_SEQUENCES, "CONTEXT SEQUENCE", contextSequence);
}
if (contextItem != null) {
context
.getProfiler()
.message(this, Profiler.START_SEQUENCES, "CONTEXT ITEM", contextItem.toSequence());
}
}
if (contextItem != null) {
contextSequence = contextItem.toSequence();
}
Sequence result;
final String s1 = getArgument(0).eval(contextSequence).getStringValue();
final String s2 = getArgument(1).eval(contextSequence).getStringValue();
if (s1.length() == 0 || s2.length() == 0) {
result = Sequence.EMPTY_SEQUENCE;
} else {
final Collator collator = getCollator(contextSequence, contextItem, 3);
if (Collations.startsWith(collator, s1, s2)) {
result = BooleanValue.TRUE;
} else {
result = BooleanValue.FALSE;
}
}
if (context.getProfiler().isEnabled()) {
context.getProfiler().end(this, "", result);
}
return result;
}
/* (non-Javadoc)
* @see org.exist.xquery.value.AtomicValue#contains(org.exist.xquery.value.AtomicValue)
*/
public boolean contains(Collator collator, AtomicValue other) throws XPathException {
return Collations.indexOf(collator, value, other.getStringValue())
!= Constants.STRING_NOT_FOUND;
}
/* (non-Javadoc)
* @see org.exist.xquery.value.AtomicValue#endsWith(org.exist.xquery.value.AtomicValue)
*/
public boolean endsWith(Collator collator, AtomicValue other) throws XPathException {
return Collations.endsWith(collator, value, other.getStringValue());
}
/* (non-Javadoc)
* @see org.exist.xquery.value.AtomicValue#compareTo(org.exist.xquery.value.AtomicValue)
*/
public int compareTo(Collator collator, AtomicValue other) throws XPathException {
return Collations.compare(collator, value, other.getStringValue());
}