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Java Source Code / Java Documentation » Library » Apache commons jxpath 1.2 src » org.apache.commons.jxpath.ri.compiler   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.commons.jxpath.ri.compiler.Expression       org.apache.commons.jxpath.ri.compiler.Path          org.apache.commons.jxpath.ri.compiler.ExpressionPath ExpressionPath public class ExpressionPath extends Path (Code) An element of the parse tree that represents an expression path, which is a path that starts with an expression like a function call: getFoo(.) /bar. author:    Dmitri Plotnikov version:    $Revision: 1.11 $ $Date: 2004/02/29 14:17:39 $ Constructor Summary public   ExpressionPath(Expression expression, Expression[] predicates, Step[] steps)      Method Summary public  Object compute(EvalContext context)      public  boolean computeContextDependent()      Returns true if the root expression or any of the predicates or the path steps are context dependent. public  Object computeValue(EvalContext context)      protected  Object expressionPath(EvalContext evalContext, boolean firstMatch)      public  Expression getExpression()      public  Expression[] getPredicates()      Predicates are the expressions in brackets that may follow the root expression of the path. public  boolean isSimpleExpressionPath()      Recognized paths formatted as $x[3]/foo[2]. public  String toString()      Constructor Detail ExpressionPath public ExpressionPath(Expression expression, Expression[] predicates, Step[] steps)(Code) Method Detail compute public Object compute(EvalContext context)(Code) computeContextDependent public boolean computeContextDependent()(Code) Returns true if the root expression or any of the predicates or the path steps are context dependent. computeValue public Object computeValue(EvalContext context)(Code) expressionPath protected Object expressionPath(EvalContext evalContext, boolean firstMatch)(Code) Walks an expression path (a path that starts with an expression) getExpression public Expression getExpression()(Code) getPredicates public Expression[] getPredicates()(Code) Predicates are the expressions in brackets that may follow the root expression of the path. isSimpleExpressionPath public boolean isSimpleExpressionPath()(Code) Recognized paths formatted as $x[3]/foo[2]. The evaluation of such "simple" paths is optimized and streamlined. toString public String toString()(Code) Methods inherited from org.apache.commons.jxpath.ri.compiler.Path protected boolean areBasicPredicates(Expression predicates)(Code)(Java Doc) public boolean computeContextDependent()(Code)(Java Doc) protected EvalContext createContextForStep(EvalContext context, int axis, NodeTest nodeTest)(Code)(Java Doc) protected EvalContext evalSteps(EvalContext context)(Code)(Java Doc) protected Pointer getSingleNodePointerForSteps(EvalContext context)(Code)(Java Doc) public Step[] getSteps()(Code)(Java Doc) public boolean isSimplePath()(Code)(Java Doc) protected boolean isSimpleStep(Step step)(Code)(Java Doc) Fields inherited from org.apache.commons.jxpath.ri.compiler.Expression final protected static Double NOT_A_NUMBER(Code)(Java Doc) final protected static Double ONE(Code)(Java Doc) final protected static Double ZERO(Code)(Java Doc) Methods inherited from org.apache.commons.jxpath.ri.compiler.Expression abstract public Object compute(EvalContext context)(Code)(Java Doc) abstract public boolean computeContextDependent()(Code)(Java Doc) abstract public Object computeValue(EvalContext context)(Code)(Java Doc) public boolean isContextDependent()(Code)(Java Doc) public Iterator iterate(EvalContext context)(Code)(Java Doc) public Iterator iteratePointers(EvalContext context)(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)