com.bea.p13n.content.expression
Class ExpressionAdapter

java.lang.Object
  |
  +--com.bea.p13n.content.expression.ExpressionAdapter

public class ExpressionAdapter

extends java.lang.Object

Class which can adapt between old com.beasys.commerce.foundation.expression and new com.bea.p13n.expression.Expressions, specifically for content.

This will be removed when the com.beasys.commerce.foundation.expression.Expressions are removed.

Constructor Summary

ExpressionAdapter()

Method Summary

static Expression	createBranchExpression(java.lang.String logicalComparator) Create the appropriate new branch Expression from the given information.
static Expression	createLeafExpression(java.lang.String propertySet, java.lang.String propertyName, java.lang.String comparator, java.lang.Object literal) Create the appropriate new leaf Expression from the given information.
static java.lang.String	getComparator(Expression expr) Get the TypesHelper comparator constant for the specified leaf node.
static java.lang.String	getLogicalComparator(Expression expr) Get the TypesHelper logical comparator constant for the specified branch node.
static Expression	toExpression(Expression orig) Convert from old expression to new expression.
static Expression	toExpression(Expression orig) Convert from new expression to old expression.
static Search	toSearch(Search orig) Convert an old Search to a new Search (including the contained expression).
static Search	toSearch(Search orig) Convert an new Search to an old Search (including the contained expression).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExpressionAdapter

public ExpressionAdapter()

Method Detail

toExpression

public static Expression toExpression(Expression orig)
                               throws java.lang.IllegalArgumentException

Convert from old expression to new expression.

Throws:

java.lang.IllegalArgumentException - thrown if the incoming expression is invalid.

createLeafExpression

public static Expression createLeafExpression(java.lang.String propertySet,
                                              java.lang.String propertyName,
                                              java.lang.String comparator,
                                              java.lang.Object literal)
                                       throws java.lang.IllegalArgumentException

Create the appropriate new leaf Expression from the given information.

Parameters:

propertySet - the propertySet name (can be null).

propertyName - the propertyName.

comparator - the TypesHelper comparator constant.

literal - the rhs literal value.

Throws:

java.lang.IllegalArgumentException - thrown if comparator is invalid.

createBranchExpression

public static Expression createBranchExpression(java.lang.String logicalComparator)
                                         throws java.lang.IllegalArgumentException

Create the appropriate new branch Expression from the given information.

Parameters:

logicalComparator - the TypesHelper comparator constant (AND or OR).

Throws:

java.lang.IllegalArgumentException - thrown if logicalComparator is invalid.

toExpression

public static Expression toExpression(Expression orig)
                               throws java.lang.IllegalArgumentException

Convert from new expression to old expression.

Throws:

java.lang.IllegalArgumentException - thrown if the incoming expression is invalid.

getComparator

public static java.lang.String getComparator(Expression expr)
                                      throws java.lang.IllegalArgumentException

Get the TypesHelper comparator constant for the specified leaf node.

Throws:

java.lang.IllegalArgumentException - thrown if expr is not a leaf node.

getLogicalComparator

public static java.lang.String getLogicalComparator(Expression expr)

Get the TypesHelper logical comparator constant for the specified branch node.

Throws:

java.lang.IllegalArgumentException - thrown if expr is not a branch node.

toSearch

public static Search toSearch(Search orig)
                       throws java.lang.IllegalArgumentException

Convert an old Search to a new Search (including the contained expression).

Throws:

java.lang.IllegalArgumentException - thrown if the incoming expression is invalid.

toSearch

public static Search toSearch(Search orig)
                       throws java.lang.IllegalArgumentException

Convert an new Search to an old Search (including the contained expression).

Throws:

java.lang.IllegalArgumentException - thrown if the incoming expression is invalid.