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123 lines
4.6 KiB
123 lines
4.6 KiB
//plasmaCrawlLoaderMessage.java
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//------------------------
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//part of YaCy
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//(C) by Michael Peter Christen; mc@anomic.de
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//first published on http://www.anomic.de
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//Frankfurt, Germany, 2004
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//last major change: 21.04.2005 by Martin Thelian
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//
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//This program is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//
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//This program is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License
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//along with this program; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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//Using this software in any meaning (reading, learning, copying, compiling,
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//running) means that you agree that the Author(s) is (are) not responsible
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//for cost, loss of data or any harm that may be caused directly or indirectly
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//by usage of this softare or this documentation. The usage of this software
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//is on your own risk. The installation and usage (starting/running) of this
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//software may allow other people or application to access your computer and
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//any attached devices and is highly dependent on the configuration of the
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//software which must be done by the user of the software; the author(s) is
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//(are) also not responsible for proper configuration and usage of the
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//software, even if provoked by documentation provided together with
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//the software.
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//
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//Any changes to this file according to the GPL as documented in the file
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//gpl.txt aside this file in the shipment you received can be done to the
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//lines that follows this copyright notice here, but changes must not be
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//done inside the copyright notive above. A re-distribution must contain
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//the intact and unchanged copyright notice.
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//Contributions and changes to the program code must be marked as such.
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package de.anomic.crawler;
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import de.anomic.plasma.plasmaHTCache;
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import de.anomic.server.serverSemaphore;
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import de.anomic.yacy.yacyURL;
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public final class LoaderMessage {
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public final int crawlingPriority;
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public final yacyURL url;
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public final String name;
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public final String referer;
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public final String initiator;
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public final int depth;
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public final CrawlProfile.entry profile;
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public final boolean acceptAllContent;
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public final int timeout;
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public final boolean keepInMemory;
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private serverSemaphore resultSync = null;
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private plasmaHTCache.Entry result;
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private String errorMessage;
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// loadParallel(URL url, String referer, String initiator, int depth, plasmaCrawlProfile.entry profile) {
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public LoaderMessage(
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yacyURL url,
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String name, // the name of the url, from anchor tag <a>name</a>
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String referer,
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String initiator,
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int depth,
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CrawlProfile.entry profile,
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int crawlingPriority,
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boolean acceptAllContent,
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int timeout,
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boolean keepInMemory
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) {
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this.url = url;
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this.name = name;
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this.referer = referer;
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this.initiator = initiator;
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this.depth = depth;
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this.profile = profile;
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this.crawlingPriority = crawlingPriority;
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this.acceptAllContent = acceptAllContent;
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this.timeout = timeout;
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this.keepInMemory = keepInMemory;
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this.resultSync = new serverSemaphore(0);
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this.result = null;
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}
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public void setError(String errorMessage) {
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this.errorMessage = errorMessage;
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}
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public String getError() {
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return this.errorMessage;
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}
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public void setResult(plasmaHTCache.Entry theResult) {
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// store the result
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this.result = theResult;
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// notify blocking result readers
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this.resultSync.V();
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}
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public plasmaHTCache.Entry waitForResult() throws InterruptedException {
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plasmaHTCache.Entry theResult = null;
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this.resultSync.P();
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/* =====> CRITICAL SECTION <======== */
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theResult = this.result;
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/* =====> CRITICAL SECTION <======== */
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this.resultSync.V();
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return theResult;
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}
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} |