OnlyHttpProtocolRule.java
上传用户:qing5858
上传日期:2015-10-27
资源大小:6056k
文件大小:1k
- package net.javacoding.jspider.mod.rule;
- import net.javacoding.jspider.api.model.Decision;
- import net.javacoding.jspider.api.model.Site;
- import net.javacoding.jspider.core.SpiderContext;
- import net.javacoding.jspider.core.rule.impl.BaseRuleImpl;
- import net.javacoding.jspider.core.model.DecisionInternal;
- import java.net.URL;
- /**
- * Rule implementation that only accepts a resource URL if it points to a
- * resource that is accessible over HTTP.
- *
- * $Id: OnlyHttpProtocolRule.java,v 1.1 2003/04/03 16:10:52 vanrogu Exp $
- *
- * @author G黱ther Van Roey
- */
- public class OnlyHttpProtocolRule extends BaseRuleImpl {
- public Decision apply(SpiderContext context, Site currentSite, URL url) {
- Decision decision = null;
- String protocol = url.getProtocol();
- if (protocol.equalsIgnoreCase("http")) {
- decision = new DecisionInternal(Decision.RULE_ACCEPT);
- } else {
- decision = new DecisionInternal(Decision.RULE_IGNORE);
- }
- return decision;
- }
- }