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First Steps for ClassLoader of AutoTraders

This commit is contained in:
7u83 2017-01-24 02:28:00 +01:00
parent 3d5aa227d4
commit 41899d9cbd
7 changed files with 295 additions and 72 deletions
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5
src/main/java/gui/NewMDIApplication.form
View File

@ -76,8 +76,11 @@
<MenuItem class="javax.swing.JMenuItem" name="deleteMenuItem">
<Properties>
<Property name="mnemonic" type="int" value="100"/>
<Property name="text" type="java.lang.String" value="Delete"/>
<Property name="text" type="java.lang.String" value="Traders ..."/>
</Properties>
<Events>
<EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="deleteMenuItemActionPerformed"/>
</Events>
</MenuItem>
<MenuItem class="javax.swing.JMenuItem" name="editPreferences">
<Properties>

32
src/main/java/gui/NewMDIApplication.java
View File

@ -26,6 +26,8 @@
package gui;
import java.awt.Dialog;
import java.io.File;
import javax.swing.JFileChooser;
import sesim.AutoTrader;
import sesim.AutoTraderConfig;
import sesim.Exchange;
@ -197,7 +199,12 @@ public class NewMDIApplication extends javax.swing.JFrame {
editMenu.add(pasteMenuItem);
deleteMenuItem.setMnemonic('d');
deleteMenuItem.setText("Delete");
deleteMenuItem.setText("Traders ...");
deleteMenuItem.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
deleteMenuItemActionPerformed(evt);
}
});
editMenu.add(deleteMenuItem);
editPreferences.setMnemonic('p');
@ -302,12 +309,33 @@ public class NewMDIApplication extends javax.swing.JFrame {
Globals.se.timer.pause();
}//GEN-LAST:event_jButton2ActionPerformed
private void deleteMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_deleteMenuItemActionPerformed
JFileChooser fc = new JFileChooser();
int f = fc.showOpenDialog(chart1);
File file = fc.getSelectedFile();
String s = file.getName();
System.out.printf("Select filename: %s\n",s);
}//GEN-LAST:event_deleteMenuItemActionPerformed
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
Globals.se = new Exchange();
sesim.TraderLoader tl = new sesim.TraderLoader();
try{
tl.get();
}catch(Exception e){
System.out.print("Execptiojn\n");
}
//System.exit(0);
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {

2
src/main/java/sesim/AutoTraderConfig.java
View File

@ -29,6 +29,6 @@ package sesim;
*
* @author 7u83
*/
public abstract class AutoTraderConfig {
public interface AutoTraderConfig {
public abstract AutoTrader createTrader(Exchange se, double money, double shares);
}

187
src/main/java/sesim/TraderLoader.java Normal file
View File

@ -0,0 +1,187 @@
/*
* Copyright (c) 2017, 7u83 <7u83@mail.ru>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package sesim;
import java.io.File;
import java.io.FileFilter;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.*;
import java.util.function.Consumer;
import java.util.jar.JarEntry;
import java.util.jar.JarInputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author 7u83 <7u83@mail.ru>
*/
public class TraderLoader {
public void pf(String file) {
System.out.printf("File\n", file);
}
void loadClass(String filename, String classname) throws MalformedURLException {
String clnam = classname.substring(1, classname.length() - 6).replace('/', '.');
System.out.printf("Load class name: %s\n", clnam);
// Class<?> cls = ClassLoader.loadClass(className);
File f = new File(filename);
URL url = f.toURL(); // file:/c:/myclasses/
URL[] urls = new URL[]{url};
// Create a new class loader with the directory
ClassLoader cl = new URLClassLoader(urls);
try {
Class<?> cls = cl.loadClass(clnam);
for(Class<?> i : cls.getInterfaces()) {
if(i.equals(AutoTraderConfig.class)) {
System.out.printf("Have found an Auto Trader %s\n", clnam);
break;
}
}
} catch (ClassNotFoundException ex) {
System.out.printf("Cant load class %s\n", clnam);
//Logger.getLogger(TraderLoader.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void get() throws IOException {
int curlen = 0;
/* Consumer<? super Path> pf = (Object t) -> {
String fn = ((Path)t).toString();
System.out.printf("Have it %s %d %s\n", fn,curlen,fn.substring(curlen));
};
*/
for (String classpathEntry : System.getProperty("java.class.path").split(System.getProperty("path.separator"))) {
Consumer<? super Path> pf = new Consumer() {
@Override
public void accept(Object t) {
String fn = ((Path) t).toString();
if (fn.toLowerCase().endsWith(".class")) {
try {
//System.out.printf("Halloe: %s %s\n", fn, fn.substring(classpathEntry.length()));
loadClass(fn, fn.substring(classpathEntry.length()));
} catch (MalformedURLException ex) {
Logger.getLogger(TraderLoader.class.getName()).log(Level.SEVERE, null, ex);
}
}
if (fn.toLowerCase().endsWith(".jar")) {
JarInputStream is = null;
try {
File jar = new File(fn);
is = new JarInputStream(new FileInputStream(jar));
JarEntry entry;
while ((entry = is.getNextJarEntry()) != null) {
if (entry.getName().endsWith(".class")) {
System.out.printf("Entry: %s\n", entry.getName());
}
}
} catch (IOException ex) {
Logger.getLogger(TraderLoader.class.getName()).log(Level.SEVERE, null, ex);
} finally {
try {
is.close();
} catch (IOException ex) {
Logger.getLogger(TraderLoader.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}
};
Files.walk(Paths.get(classpathEntry))
.filter(Files::isRegularFile)
.forEach(pf);
// Files.walk(Paths.get(classpathEntry));
/*
System.out.printf("CP ENtry %s\n", classpathEntry);
if (classpathEntry.endsWith(".jar")) {
File jar = new File(classpathEntry);
JarInputStream is = new JarInputStream(new FileInputStream(jar));
JarEntry entry;
while ((entry = is.getNextJarEntry()) != null) {
if (entry.getName().endsWith(".class")) {
System.out.printf("Entry: %s\n", entry.getName());
// Class.forName(entry.getName()) and check
// for implementation of the interface
}
}
}
*/
}
// File[] jarFiles = new File("./plugins").listFiles((File f)
// -> f.getName().toLowerCase().endsWith(".jar"));
}
public ArrayList getTraders(String dir) {
File f = new File(dir);
File[] ff = f.listFiles();
ArrayList a = new ArrayList();
a.addAll(Arrays.asList(ff));
return a;
}
}

2
src/main/java/traders/RandomTraderConfig.java
View File

@ -33,7 +33,7 @@ import sesim.Exchange;
*
* @author 7u83
*/
public class RandomTraderConfig extends AutoTraderConfig {
public class RandomTraderConfig implements AutoTraderConfig {
public float[] sell_volume = {100, 100};
public float[] sell_limit = {-1f, 1.0101f};

3
src/main/java/traders/SwitchingTraderConfig.java
View File

@ -26,13 +26,14 @@
package traders;
import sesim.AutoTrader;
import sesim.AutoTraderConfig;
import sesim.Exchange;
/**
*
* @author 7u83 <7u83@mail.ru>
*/
public class SwitchingTraderConfig extends RandomTraderConfig {
public class SwitchingTraderConfig extends RandomTraderConfig implements AutoTraderConfig{
@Override
public AutoTrader createTrader(Exchange se, double money, double shares) {

136
src/test/java/sesim/Test.java
View File

@ -25,8 +25,19 @@
*/
package sesim;
import java.io.File;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.security.ProtectionDomain;
import java.util.ArrayList;
import java.util.SortedMap;
import java.util.TreeMap;
import java.lang.ClassLoader.*;
/**
*
@ -57,89 +68,82 @@ public class Test {
+ "\n"
);
}
static public String getFullClassName(String classFileName) throws IOException {
File file = new File(classFileName);
FileChannel roChannel = new RandomAccessFile(file, "r").getChannel();
ByteBuffer bb = roChannel.map(FileChannel.MapMode.READ_ONLY, 0, (int)roChannel.size());
String x = new String();
//x.getClass().getClassLoader().loadClass(x);
//Class<?> clazz = defineClass((String)null, bb, (ProtectionDomain)null);
//return clazz.getName();
return "";
}
/**
* @param args the command line arguments
*/
public static void main(String[] args) throws InterruptedException {
public static void main(String[] args) throws InterruptedException, MalformedURLException, InstantiationException, IllegalAccessException, IOException {
TraderLoader tl = new TraderLoader();
System.out.printf("FFF %f\n",Math.log(1));
tl.get();
System.exit(0);
OHLCData od = new OHLCData(1000);
od.realTimeAdd(12, 100, 10);
od.realTimeAdd(5000, 100, 10);
//od.realTimeAdd(12, 100, 10);
System.out.printf("Size: %d\n", od.size());
OHLCDataItem di;
di = od.get(2);
System.exit(0);
ArrayList<File> sl = tl.getTraders("./target/classes/traders");
Scheduler s = new Scheduler();
s.start();
File file = sl.get(0);
class Ev implements Scheduler.TimerTask {
@Override
public long timerTask() {
System.out.printf("Timer Event Occured %s\n", name);
if ("Ev1".equals(this.name)) {
return 2000;
} else {
return 4000;
}
}
String name;
Ev(String name) {
this.name = name;
}
}
Ev e1 = new Ev("Ev1");
Ev e2 = new Ev("Eb2");
s.startTimerEvent(e1, 0);
s.startTimerEvent(e2, 0);
System.out.printf("Filename %s\n", file.getName());
try {
Thread.sleep(90000);
} catch (Exception e) {
// Convert File to a URL
URL url = file.toURL(); // file:/c:/myclasses/
URL[] urls = new URL[]{url};
}
s.halt();
while (s.isAlive()) {
}
System.out.print("All isstopped\n");
// s.startTimerEvent(e2, 100);
/* long starttime=System.currentTimeMillis();
while (s.isAlive()){
if (System.currentTimeMillis()>starttime+6650){
s.stop();
break;
}
}
System.out.print("Waiting fpor Stop\n");
while (s.isAlive()){
// Create a new class loader with the directory
ClassLoader cl = new URLClassLoader(urls);
Class cls = cl.loadClass("traders.RandomTraderConfig");
System.out.printf("Loaded Class: %s\n",cls.getClass().getName());
sesim.AutoTraderConfig at = (AutoTraderConfig )cls.newInstance();
String cp = System.getProperty("java.class.path");
System.out.printf("CP: %s\n", cp);
// Load in the class; MyClass.class should be located in
// the directory file:/c:/myclasses/com/mycompany
//Class cls = cl.loadClass("com.mycompany.MyClass");
} catch (ClassNotFoundException e) {
System.out.printf("hahahah %s\n", e.getClass().getName());
System.out.print("\nException was thrown\n");
System.out.print(e.getMessage());
System.out.print("\n;;;;a\n");
}
System.out.print("All isstopped\n");
*/
}
}