|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||
java.lang.Objectcom.icl.saxon.expr.Expression
com.icl.saxon.expr.Value
com.icl.saxon.expr.NodeSetValue
com.icl.saxon.expr.SingletonNodeSet
com.icl.saxon.expr.FragmentValue
This class represents a Value of type result tree fragment.
A Result Tree Fragment can be created by defining a variable in XSL whose value is defined by
the contents of the xsl:variable element, possibly including start and end element tags.
| Field Summary |
| Fields inherited from class com.icl.saxon.expr.SingletonNodeSet |
generalUseAllowed, node |
| Fields inherited from class com.icl.saxon.expr.Value |
ANY, BOOLEAN, NODESET, NUMBER, OBJECT, STRING |
| Fields inherited from class com.icl.saxon.expr.Expression |
staticContext |
| Constructor Summary | |
FragmentValue(Controller c)
|
|
| Method Summary | |
boolean |
asBoolean()
Convert the result tree fragment to a boolean |
double |
asNumber()
Convert the result tree fragment to a number |
java.lang.String |
asString()
Convert the result tree fragment to a string. |
boolean |
compare(int operator,
Value other)
Test how a FragmentValue compares to another Value under a relational comparison. |
void |
copy(Outputter out)
Copy the result tree fragment value to a given Outputter |
void |
display(int level)
Diagnostic print of expression structure |
NodeEnumeration |
enumerate()
Return an enumeration of this nodeset value. |
boolean |
equals(Value other)
Test whether a nodeset "equals" another Value |
int |
getCount()
Count the nodes in the node-set. |
int |
getDataType()
Determine the data type of the expression, if possible |
Emitter |
getEmitter()
Get an Emitter that can be used to feed data to this result tree fragment |
NodeInfo |
getFirst()
Get the first node in the nodeset (in document order) |
DocumentInfo |
getRootNode()
Get the root (document) node |
int |
getType()
Return the type of the value |
boolean |
notEquals(Value other)
Test whether a nodeset "not-equals" another Value |
void |
outputStringValue(Outputter out,
Context context)
Evaluate an expression as a String and write the result to the specified outputter. |
void |
replay(Emitter emitter)
Replay the saved emitter events to a new emitter |
void |
setBaseURI(java.lang.String uri)
Set the Base URI for the nodes in the result tree fragment. |
Expression |
simplify()
Simplify the expression |
| Methods inherited from class com.icl.saxon.expr.SingletonNodeSet |
allowGeneralUse, evaluate, evaluateAsNodeSet, getLength, isGeneralUseAllowed, isSorted, item, setSorted, sort |
| Methods inherited from class com.icl.saxon.expr.NodeSetValue |
conversionPreference, convertToJava, enumerate |
| Methods inherited from class com.icl.saxon.expr.Value |
getDependencies, inverse, numericCompare, reduce, stringToNumber |
| Methods inherited from class com.icl.saxon.expr.Expression |
containsReferences, evaluateAsBoolean, evaluateAsNumber, evaluateAsString, getStaticContext, indent, isContextDocumentNodeSet, make, setStaticContext, usesCurrent |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public FragmentValue(Controller c)
| Method Detail |
public void setBaseURI(java.lang.String uri)
public Emitter getEmitter()
public java.lang.String asString()
asString in class SingletonNodeSet
public void outputStringValue(Outputter out,
Context context)
throws TransformerException
outputStringValue in class Expressionout - The required outputtercontext - The context in which the expression is to be evaluated
TransformerExceptionpublic double asNumber()
asNumber in class NodeSetValuepublic boolean asBoolean()
asBoolean in class SingletonNodeSetpublic int getCount()
getCount in class SingletonNodeSetpublic Expression simplify()
simplify in class SingletonNodeSetpublic NodeInfo getFirst()
getFirst in class SingletonNodeSet
public NodeEnumeration enumerate()
throws XPathException
enumerate in class SingletonNodeSetXPathException
public boolean equals(Value other)
throws XPathException
equals in class SingletonNodeSetXPathException
public boolean notEquals(Value other)
throws XPathException
notEquals in class SingletonNodeSetXPathException
public boolean compare(int operator,
Value other)
throws XPathException
compare in class NodeSetValueoperator - The comparison operator, one of Tokenizer.LE, Tokenizer.LT,
Tokenizer.GE, Tokenizer.GT,
XPathExceptionpublic int getType()
public int getDataType()
getDataType in class NodeSetValuepublic DocumentInfo getRootNode()
public void copy(Outputter out)
throws TransformerException
TransformerException
public void replay(Emitter emitter)
throws TransformerException
TransformerExceptionpublic void display(int level)
display in class NodeSetValue
|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||