    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *     http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017
    018package org.apache.commons.jxpath.ri;
    019
    020import java.util.Iterator;
    021
    022import org.apache.commons.jxpath.CompiledExpression;
    023import org.apache.commons.jxpath.JXPathContext;
    024import org.apache.commons.jxpath.Pointer;
    025import org.apache.commons.jxpath.ri.compiler.Expression;
    026
    027/**
    028 * RI of CompiledExpression.
    029 */
    030public class JXPathCompiledExpression implements CompiledExpression {
    031
    032    private final String xpath;
    033    private final Expression expression;
    034
    035    /**
    036     * Constructs a new JXPathCompiledExpression.
    037     *
    038     * @param xpath      source
    039     * @param expression compiled
    040     */
    041    public JXPathCompiledExpression(final String xpath, final Expression expression) {
    042        this.xpath = xpath;
    043        this.expression = expression;
    044    }
    045
    046    @Override
    047    public Pointer createPath(final JXPathContext context) {
    048        return ((JXPathContextReferenceImpl) context).createPath(xpath, expression);
    049    }
    050
    051    @Override
    052    public Pointer createPathAndSetValue(final JXPathContext context, final Object value) {
    053        return ((JXPathContextReferenceImpl) context).createPathAndSetValue(xpath, expression, value);
    054    }
    055
    056    /**
    057     * Gets the compiled expression.
    058     *
    059     * @return Expression
    060     */
    061    protected Expression getExpression() {
    062        return expression;
    063    }
    064
    065    @Override
    066    public Pointer getPointer(final JXPathContext context, final String xpath) {
    067        return ((JXPathContextReferenceImpl) context).getPointer(xpath, expression);
    068    }
    069
    070    @Override
    071    public Object getValue(final JXPathContext context) {
    072        return ((JXPathContextReferenceImpl) context).getValue(xpath, expression);
    073    }
    074
    075    @Override
    076    public Object getValue(final JXPathContext context, final Class requiredType) {
    077        return ((JXPathContextReferenceImpl) context).getValue(xpath, expression, requiredType);
    078    }
    079
    080    /**
    081     * Gets the source expression.
    082     *
    083     * @return String
    084     */
    085    protected String getXPath() {
    086        return xpath;
    087    }
    088
    089    @Override
    090    public Iterator iterate(final JXPathContext context) {
    091        return ((JXPathContextReferenceImpl) context).iterate(xpath, expression);
    092    }
    093
    094    @Override
    095    public Iterator<Pointer> iteratePointers(final JXPathContext context) {
    096        return ((JXPathContextReferenceImpl) context).iteratePointers(xpath, expression);
    097    }
    098
    099    @Override
    100    public void removeAll(final JXPathContext context) {
    101        ((JXPathContextReferenceImpl) context).removeAll(xpath, expression);
    102    }
    103
    104    @Override
    105    public void removePath(final JXPathContext context) {
    106        ((JXPathContextReferenceImpl) context).removePath(xpath, expression);
    107    }
    108
    109    @Override
    110    public void setValue(final JXPathContext context, final Object value) {
    111        ((JXPathContextReferenceImpl) context).setValue(xpath, expression, value);
    112    }
    113
    114    @Override
    115    public String toString() {
    116        return xpath;
    117    }
    118}