Package org.apache.commons.jxpath.ri.compiler

Class TreeCompiler

java.lang.Object
org.apache.commons.jxpath.ri.compiler.TreeCompiler
All Implemented Interfaces:
Compiler
public class TreeCompiler extends Object implements Compiler
A tree Compiler.

  • Constructor Details

    • TreeCompiler

      public TreeCompiler()
      Constructs a new instance.

  • Method Details

    • and

      public Object and(Object[] arguments)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing logical conjunction of all arguments
      Specified by:
      and in interface Compiler
      Parameters:
      arguments - are EXPRESSION objects
      Returns:
      Object

    • divide

      public Object divide(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing left divided by right
      Specified by:
      divide in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • equal

      public Object equal(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left equals to right
      Specified by:
      equal in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • expressionPath

      public Object expressionPath(Object expression, Object[] predicates, Object[] steps)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing a filter expression
      Specified by:
      expressionPath in interface Compiler
      Parameters:
      expression - is an EXPRESSION object
      predicates - are EXPRESSION objects
      steps - are STEP objects
      Returns:
      Object

    • function

      public Object function(int code, Object[] args)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the computation of a core function with the supplied arguments.
      Specified by:
      function in interface Compiler
      Parameters:
      code - is one of FUNCTION_... constants
      args - are EXPRESSION objects
      Returns:
      Object

    • function

      public Object function(Object name, Object[] args)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the computation of a library function with the supplied arguments.
      Specified by:
      function in interface Compiler
      Parameters:
      name - is a QNAME object (function name)
      args - are EXPRESSION objects
      Returns:
      Object

    • greaterThan

      public Object greaterThan(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left greater than right
      Specified by:
      greaterThan in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • greaterThanOrEqual

      public Object greaterThanOrEqual(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left greater than or equal to right
      Specified by:
      greaterThanOrEqual in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • lessThan

      public Object lessThan(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left less than right
      Specified by:
      lessThan in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • lessThanOrEqual

      public Object lessThanOrEqual(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left less than or equal to right
      Specified by:
      lessThanOrEqual in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • literal

      public Object literal(String value)
      Description copied from interface: Compiler
      Produces an EXPRESSION object that represents a string constant.
      Specified by:
      literal in interface Compiler
      Parameters:
      value - String literal
      Returns:
      Object

    • locationPath

      public Object locationPath(boolean absolute, Object[] steps)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing a location path
      Specified by:
      locationPath in interface Compiler
      Parameters:
      absolute - indicates whether the path is absolute
      steps - are STEP objects
      Returns:
      Object

    • minus

      public Object minus(Object argument)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing unary negation of the argument
      Specified by:
      minus in interface Compiler
      Parameters:
      argument - is an EXPRESSION object
      Returns:
      Object

    • minus

      public Object minus(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing left minus right
      Specified by:
      minus in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • mod

      public Object mod(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing left modulo right
      Specified by:
      mod in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • multiply

      public Object multiply(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing left multiplied by right
      Specified by:
      multiply in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • nodeNameTest

      public Object nodeNameTest(Object qname)
      Description copied from interface: Compiler
      Produces a NODE_TEST object that represents a node name test.
      Specified by:
      nodeNameTest in interface Compiler
      Parameters:
      qname - is a QNAME object
      Returns:
      Object

    • nodeTypeTest

      public Object nodeTypeTest(int nodeType)
      Description copied from interface: Compiler
      Produces a NODE_TEST object that represents a node type test.
      Specified by:
      nodeTypeTest in interface Compiler
      Parameters:
      nodeType - is a NODE_TEST object
      Returns:
      Object

    • notEqual

      public Object notEqual(Object left, Object right)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the comparison: left is not equal to right
      Specified by:
      notEqual in interface Compiler
      Parameters:
      left - is an EXPRESSION object
      right - is an EXPRESSION object
      Returns:
      Object

    • number

      public Object number(String value)
      Description copied from interface: Compiler
      Produces an EXPRESSION object that represents a numeric constant.
      Specified by:
      number in interface Compiler
      Parameters:
      value - numeric String
      Returns:
      Object

    • or

      public Object or(Object[] arguments)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing logical disjunction of all arguments
      Specified by:
      or in interface Compiler
      Parameters:
      arguments - are EXPRESSION objects
      Returns:
      Object

    • processingInstructionTest

      public Object processingInstructionTest(String instruction)
      Description copied from interface: Compiler
      Produces a NODE_TEST object that represents a processing instruction test.
      Specified by:
      processingInstructionTest in interface Compiler
      Parameters:
      instruction - is a NODE_TEST object
      Returns:
      Object

    • qname

      public Object qname(String prefix, String name)
      Description copied from interface: Compiler
      Produces an QNAME that represents a name with an optional prefix.
      Specified by:
      qname in interface Compiler
      Parameters:
      prefix - String prefix
      name - String name
      Returns:
      Object

    • step

      public Object step(int axis, Object nodeTest, Object[] predicates)
      Description copied from interface: Compiler
      Produces a STEP object that represents a node test.
      Specified by:
      step in interface Compiler
      Parameters:
      axis - is one of the AXIS_... constants
      nodeTest - is a NODE_TEST object
      predicates - are EXPRESSION objects
      Returns:
      Object

    • sum

      public Object sum(Object[] arguments)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing the sum of all argumens
      Specified by:
      sum in interface Compiler
      Parameters:
      arguments - are EXPRESSION objects
      Returns:
      Object

    • union

      public Object union(Object[] arguments)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing union of all node sets
      Specified by:
      union in interface Compiler
      Parameters:
      arguments - are EXPRESSION objects
      Returns:
      Object

    • variableReference

      public Object variableReference(Object qName)
      Description copied from interface: Compiler
      Produces an EXPRESSION object representing variable reference
      Specified by:
      variableReference in interface Compiler
      Parameters:
      qName - is a QNAME object
      Returns:
      Object