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java.lang.Objectcom.caucho.xpath.pattern.AbstractPattern
com.caucho.xpath.pattern.FromContext
public class FromContext
Matches the node context.
Field Summary |
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Fields inherited from class com.caucho.xpath.pattern.AbstractPattern |
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_child, _parent, log, XMLNS |
Constructor Summary | |
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FromContext()
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FromContext(int ancestorCount)
Creates a new context pattern. |
Method Summary | |
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AbstractPattern |
copyAxis()
Returns the node itself for the axis. |
AbstractPattern |
copyPosition()
Returns null since the axis isn't part of the position pattern. |
int |
count(org.w3c.dom.Node node,
Env env,
AbstractPattern pattern)
There is only a single node in the context axis. |
NodeIterator |
createNodeIterator(org.w3c.dom.Node node,
ExprEnvironment env,
AbstractPattern match)
Creates a new node iterator. |
boolean |
equals(java.lang.Object b)
Returns true if the two patterns are equal. |
org.w3c.dom.Node |
firstNode(org.w3c.dom.Node node,
ExprEnvironment env)
Returns the first node in the selection order. |
int |
getCount()
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boolean |
isStrictlyAscending()
The context is strictly ascending. |
boolean |
isUnique()
Returns true if the pattern's selector returns unique nodes. |
boolean |
match(org.w3c.dom.Node node,
ExprEnvironment env)
Matches the node context |
org.w3c.dom.Node |
nextNode(org.w3c.dom.Node node,
org.w3c.dom.Node lastNode)
Returns the next node in the selection order. |
int |
position(org.w3c.dom.Node node,
Env env,
AbstractPattern pattern)
There is only a single node in the context axis. |
java.lang.String |
toString()
Prints the pattern representing the context. |
Methods inherited from class com.caucho.xpath.pattern.AbstractPattern |
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findAny, getNodeName, getParent, getPrefix, getPriority, isAscending, lastNode, select, selectUnique, toPatternString |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public FromContext()
public FromContext(int ancestorCount)
ancestorCount
- number of parents where the real context startsMethod Detail |
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public int getCount()
public boolean match(org.w3c.dom.Node node, ExprEnvironment env)
match
in class AbstractPattern
node
- the current nodeenv
- the variable environment
public boolean isStrictlyAscending()
public int position(org.w3c.dom.Node node, Env env, AbstractPattern pattern)
node
- the current nodeenv
- the variable environmentpattern
- the position pattern
public int count(org.w3c.dom.Node node, Env env, AbstractPattern pattern)
node
- the current nodeenv
- the variable environmentpattern
- the position pattern
public org.w3c.dom.Node firstNode(org.w3c.dom.Node node, ExprEnvironment env)
firstNode
in class AbstractPattern
node
- the current nodeenv
- the current environment
public org.w3c.dom.Node nextNode(org.w3c.dom.Node node, org.w3c.dom.Node lastNode)
nextNode
in class AbstractPattern
node
- the current nodelastNode
- the last node
public boolean equals(java.lang.Object b)
equals
in class java.lang.Object
public java.lang.String toString()
toString
in class java.lang.Object
public NodeIterator createNodeIterator(org.w3c.dom.Node node, ExprEnvironment env, AbstractPattern match) throws XPathException
createNodeIterator
in class AbstractPattern
node
- the starting nodeenv
- the variable environmentmatch
- the axis match pattern
XPathException
public AbstractPattern copyAxis()
copyAxis
in class AbstractPattern
public AbstractPattern copyPosition()
copyPosition
in class AbstractPattern
public boolean isUnique()
isUnique
in class AbstractPattern
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