893N/A * DO NOT REMOVE OR ALTER! 893N/A * Copyright 1999-2004 The Apache Software Foundation. 893N/A * Licensed under the Apache License, Version 2.0 (the "License"); 893N/A * you may not use this file except in compliance with the License. 893N/A * You may obtain a copy of the License at 893N/A * Unless required by applicable law or agreed to in writing, software 893N/A * distributed under the License is distributed on an "AS IS" BASIS, 893N/A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 893N/A * See the License for the specific language governing permissions and 893N/A * limitations under the License. 893N/A * The 'boolean()' operation expression executer. 893N/A * Apply the operation to two operands, and return the result. 893N/A * @param right non-null reference to the evaluated right operand. 893N/A * @return non-null reference to the XObject that represents the result of the operation. 893N/A * @throws javax.xml.transform.TransformerException 893N/A * Evaluate this operation directly to a boolean. 893N/A * @param xctxt The runtime execution context. 893N/A * @return The result of the operation as a boolean. 893N/A * @throws javax.xml.transform.TransformerException