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241 lines
8.4 KiB
241 lines
8.4 KiB
// loaderThreads.java
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// ---------------------------
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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: 28.09.2004
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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.tools;
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import java.net.MalformedURLException;
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import de.anomic.net.URL;
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import java.util.ArrayList;
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import java.util.Hashtable;
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import de.anomic.http.httpRemoteProxyConfig;
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import de.anomic.http.httpc;
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public class loaderThreads {
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// global values for loader threads
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private int timeout;
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private String user;
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private String password;
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private httpRemoteProxyConfig remoteProxyConfig;
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// management objects for collection of threads
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Hashtable threads;
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int completed, failed;
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public loaderThreads() {
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this(null);
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}
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public loaderThreads(httpRemoteProxyConfig theremoteProxyConfig) {
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this(10000, null, null, theremoteProxyConfig);
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}
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public loaderThreads(
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int timeout,
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String user,
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String password,
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httpRemoteProxyConfig theremoteProxyConfig
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) {
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this.timeout = timeout;
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this.user = user;
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this.password = password;
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this.remoteProxyConfig = theremoteProxyConfig;
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this.threads = new Hashtable();
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this.completed = 0;
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this.failed = 0;
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}
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public void newPropLoaderThread(String name, URL url) {
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newThread(name, url, new propLoader());
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}
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public void newThread(String name, URL url, loaderProcess process) {
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Thread t = new loaderThread(url, process);
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threads.put(name, t);
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t.start();
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}
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public void terminateThread(String name) {
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loaderThread t = (loaderThread) threads.get(name);
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if (t == null) throw new RuntimeException("no such thread: " + name);
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else t.terminate();
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}
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public int threadCompleted(String name) {
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loaderThread t = (loaderThread) threads.get(name);
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if (t == null) throw new RuntimeException("no such thread: " + name);
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else return t.completed();
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}
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public int threadStatus(String name) {
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loaderThread t = (loaderThread) threads.get(name);
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if (t == null) throw new RuntimeException("no such thread: " + name);
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else return t.status();
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}
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public int completed() {
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return completed;
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}
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public int failed() {
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return failed;
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}
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public int count() {
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return threads.size();
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}
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public Exception threadError(String name) {
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loaderThread t = (loaderThread) threads.get(name);
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if (t == null) throw new RuntimeException("no such thread: " + name);
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else return t.error();
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}
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protected class loaderThread extends Thread {
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private URL url;
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private Exception error;
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private loaderProcess process;
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private ArrayList page;
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private boolean loaded;
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public loaderThread(URL url, loaderProcess process) {
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this.url = url;
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this.process = process;
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this.error = null;
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this.page = null;
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this.loaded = false;
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}
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public void run() {
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try {
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page = httpc.wget(url, url.getHost(), timeout, user, password, remoteProxyConfig);
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loaded = true;
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process.feed(page);
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if (process.status() == loaderCore.STATUS_FAILED) {
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error = process.error();
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}
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if ((process.status() == loaderCore.STATUS_COMPLETED) ||
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(process.status() == loaderCore.STATUS_FINALIZED)) completed++;
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if ((process.status() == loaderCore.STATUS_ABORTED) ||
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(process.status() == loaderCore.STATUS_FAILED)) failed++;
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} catch (Exception e) {
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error = e;
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failed++;
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}
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}
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public void terminate() {
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process.terminate();
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}
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public boolean loaded() {
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return loaded;
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}
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public int completed() {
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if (process.status() == loaderCore.STATUS_READY) return 1;
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if (process.status() == loaderCore.STATUS_RUNNING) return 9 + ((process.completed() * 9) / 10);
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if (process.status() == loaderCore.STATUS_COMPLETED) return 100;
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return 0;
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}
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public int status() {
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return process.status(); // see constants in loaderCore
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}
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public Exception error() {
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return error;
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}
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}
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public class propLoader extends loaderCore implements loaderProcess {
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public propLoader() {
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this.status = STATUS_READY;
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}
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public synchronized void feed(ArrayList v) {
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this.status = STATUS_RUNNING;
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this.completion = 1;
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int line = 0;
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String s, key, value;
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int p;
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try {
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while ((this.run) && (line < v.size())) {
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// parse line and construct a property
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s = (String) v.get(line);
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if ((s != null) && ((p = s.indexOf('=')) > 0)) {
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key = s.substring(0, p).trim();
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value = s.substring(p + 1).trim();
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if (key.length() > 0) result.put(key, value);
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}
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// update thread information
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line++;
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this.completion = 100 * line / v.size();
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}
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if (line == v.size()) {
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this.status = STATUS_COMPLETED;
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return;
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} else {
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this.status = STATUS_ABORTED;
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return;
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}
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} catch (Exception e) {
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this.status = STATUS_FAILED;
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this.error = e;
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return;
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}
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}
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}
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public static void main(String[] args) {
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httpRemoteProxyConfig proxyConfig = httpRemoteProxyConfig.init("192.168.1.122", 3128);
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loaderThreads loader = new loaderThreads(proxyConfig);
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try {
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loader.newPropLoaderThread("load1", new URL("http://www.anomic.de/superseed.txt"));
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} catch (MalformedURLException e) {
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}
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}
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}
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