RobotRules.java

/**
 * Licensed to DigitalPebble Ltd under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * DigitalPebble licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.digitalpebble.stormcrawler.protocol;

import crawlercommons.robots.BaseRobotRules;

/**
 * Wrapper for BaseRobotRules which tracks the number of requests and length of
 * the responses needed to get the rules. If the array returned by
 * getContentLengthFetched() is empty, then the rules were obtained from the
 * cache.
 **/
public class RobotRules extends crawlercommons.robots.BaseRobotRules {

    private BaseRobotRules base;
    private int[] bytesFetched = new int[] {};

    public RobotRules(BaseRobotRules base) {
        this.base = base;
    }

    @Override
    public boolean isAllowed(String url) {
        return base.isAllowed(url);
    }

    @Override
    public boolean isAllowAll() {
        return base.isAllowAll();
    }

    @Override
    public boolean isAllowNone() {
        return base.isAllowNone();
    }

    /** Returns the number of bytes fetched per request when not cached **/
    public int[] getContentLengthFetched() {
        return bytesFetched;
    }

    /** Returns the number of bytes fetched per request when not cached **/
    public void setContentLengthFetched(int[] bytesFetched) {
        this.bytesFetched = bytesFetched;
    }
}