7u83/OpenSeSim
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SeSimClassLoader works fine now

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This commit is contained in:
7u83 2017-11-19 12:25:09 +01:00
parent 03cfa59899
commit cfb18e0584
4 changed files with 118 additions and 88 deletions

17
src/gui/Globals.java
View File

@ -139,25 +139,14 @@ public class Globals {
static AutoTraderLoader tloader;
static void initGlobals() {
ArrayList pathlist = new ArrayList<>();
ArrayList default_pathlist = new ArrayList<>();
String default_path = new java.io.File(SeSimApplication.class.getProtectionDomain()
.getCodeSource()
.getLocation()
.getPath()).toString();
pathlist.add(default_path);
System.out.printf("Default_path: %s\n",default_path);
SeSimClassLoader cl = new SeSimClassLoader(pathlist);
ArrayList<String> plist = new ArrayList<>();
plist.add("/home/tube/sesim_lib");
// cl.getInstalledClasses(plist, Indicator.class);
tloader = new AutoTraderLoader(pathlist);
default_pathlist.add(default_path);
tloader = new AutoTraderLoader(default_pathlist);
}
static public final Logger LOGGER = Logger.getLogger("com.cauwersin.sesim");

36
src/indicators/RSIIndicator.java Normal file
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@ -0,0 +1,36 @@
/*
* 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 indicators;
import sesim.Indicator;
/**
*
* @author 7u83 <7u83@mail.ru>
*/
public class RSIIndicator implements Indicator{
}

10
src/sesim/AutoTraderLoader.java
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@ -53,7 +53,7 @@ public class AutoTraderLoader extends SeSimClassLoader {
public AutoTraderLoader(ArrayList<String> pathlist) {
super(pathlist);
// setDefaultPathList(pathlist);
// setDefaultPathList(default_pathlist);
}
/**
@ -80,7 +80,7 @@ public class AutoTraderLoader extends SeSimClassLoader {
private ClassLoader cl;
public AutoTraderInterface MakeInstance(Class<?> cls) {
public AutoTraderInterface newInstance(Class<?> cls) {
// ClassLoader cur = Thread.currentThread().getContextClassLoader();
// Thread.currentThread().setContextClassLoader(cl);
@ -183,7 +183,7 @@ public class AutoTraderLoader extends SeSimClassLoader {
ArrayList<Class<AutoTraderInterface>> traders;
traders = new ArrayList<>();
for (String classpathEntry : pathlist) {
for (String classpathEntry : default_pathlist) {
Consumer<? super Path> pf;
pf = (Object t) -> {
@ -266,7 +266,7 @@ public class AutoTraderLoader extends SeSimClassLoader {
try {
//AutoTraderInterface ac = trclasses.get(i).newInstance();
AutoTraderInterface ac = this.MakeInstance(trclasses.get(i));
AutoTraderInterface ac = this.newInstance(trclasses.get(i));
if (ac.getDevelStatus() && devel == false) {
continue;
@ -303,7 +303,7 @@ public class AutoTraderLoader extends SeSimClassLoader {
// Globals.LOGGER.info("We have null");
// }
// AutoTraderInterface ac = traders.get(i).newInstance();
AutoTraderInterface ac = MakeInstance(traders.get(i));
AutoTraderInterface ac = newInstance(traders.get(i));
return ac;
// System.out.printf("Looking for in %s == %s\n", ac.getClass().getCanonicalName(), name);

133
src/sesim/SeSimClassLoader.java
View File

@ -53,7 +53,7 @@ import javax.swing.JPanel;
*/
public class SeSimClassLoader {
protected ArrayList<String> pathlist;
protected ArrayList<String> default_pathlist;
/**
* Set the path list where to search for traders
@ -61,9 +61,10 @@ public class SeSimClassLoader {
* @param pathlist List of paths
*/
public final void setDefaultPathList(ArrayList<String> pathlist) {
this.pathlist = pathlist;
this.default_pathlist = pathlist;
}
/**
* Create a SeSimClassLoader object with an empty default path
*/
@ -73,17 +74,16 @@ public class SeSimClassLoader {
/**
* Create a SeSimClassLoader object with fiven default path
*
* @param pathlist Default path to search classes for
*/
public SeSimClassLoader(ArrayList<String> pathlist) {
setDefaultPathList(pathlist);
}
/**
* Get a list of all files in a given directory and
* its sub-directories.
* Get a list of all files in a given directory and its sub-directories.
*
* @param path Directory to list
* @return List of files
*/
@ -91,7 +91,14 @@ public class SeSimClassLoader {
ArrayList<File> files = new ArrayList<>();
File fp = new File(path);
if (!fp.isDirectory()) {
files.add(fp);
return files;
}
File[] fList = new File(path).listFiles();
for (File file : fList) {
if (file.isFile()) {
files.add(file);
@ -102,21 +109,19 @@ public class SeSimClassLoader {
return files;
}
public Object MakeInstance(Class<?> cls) {
// ClassLoader cur = Thread.currentThread().getContextClassLoader();
// Thread.currentThread().setContextClassLoader(cl);
/**
* Create a new instance of specified class
*
* @param cls Class to create an instance of
* @return the instance, null if not successfull
*/
public Object newInstance(Class<?> cls) {
try {
return cls.newInstance();
} catch (InstantiationException | IllegalAccessException ex) {
System.out.printf("Error: %s\n", ex.getMessage());
}
// Thread.currentThread().setContextClassLoader(cur);
return null;
}
}
/**
* Check if a given class provides an certain interface and also if the
@ -143,67 +148,62 @@ public class SeSimClassLoader {
return false;
}
Class<?> localClass(String filename, String classname) {
private Class<?> loadClass(String directory, String class_name, Class<?> iface) {
if (classname == null) {
if (class_name == null) {
return null;
}
String clnam = classname.substring(1, classname.length() - 6).replace('/', '.');
File f = new File(filename);
URL url = null;
try {
url = f.toURI().toURL();
// f = new File("/home/tube/sesim_lib/");
url = f.toURI().toURL();
url = new File(directory).toURI().toURL();
} catch (MalformedURLException ex) {
return null;
}
System.out.printf("URL: %s\n", url);
// Globals.LOGGER.info(String.format("URL: %s", url.toString()));
// URL[] urls = new URL[]{url};
URL[] urls = new URL[]{url};
ClassLoader cl;
// Create a new class loader with the directory
cl = new URLClassLoader(urls);
// ClassLoader cur = Thread.currentThread().getContextClassLoader();
// Thread.currentThread().setContextClassLoader(cl);
try {
Class<?> cls;
//cls = Class.forName(clnam);
cls = cl.loadClass(clnam);
cls = cl.loadClass(class_name);
if (cls == null) {
System.out.printf("nullclass\n");
return null;
}
if (iface != null){
if (!isInstance(cls, iface)) {
return null;
}
}
if (newInstance(cls) == null) {
return null;
}
return cls;
} catch (ClassNotFoundException ex) {
// something wnet wrong, but we ignore it
System.out.printf("Class not found\n");
}
return null;
}
}
/**
*
* @param pathlist
* @param additional_pathlist
* @param iface
* @return
*/
public void getInstalledClasses(ArrayList<String> pathlist, Class<?> iface) {
public ArrayList<Class<?>> getInstalledClasses(ArrayList<String> additional_pathlist, Class<?> iface) {
ArrayList<Class<?>> result = new ArrayList<>();
ArrayList<String> pathlist = new ArrayList<>();
pathlist.addAll(default_pathlist);
pathlist.addAll(additional_pathlist);
for (String path : pathlist) {
@ -212,26 +212,23 @@ public class SeSimClassLoader {
for (File file : files) {
String fn = file.toString();
if (fn.toLowerCase().endsWith(".class")) {
String class_name = fn.substring(path.length());
Class<?> c = localClass(fn, class_name);
if (this.isInstance(c, AutoTraderInterface.class)) {
System.out.printf("Her is an autotrader %s\n", class_name);
String class_name;
class_name = fn.substring(path.length());
class_name = class_name.substring(1, class_name.length() - 6).replace('/', '.');
Object a = MakeInstance(c);
if (a == null) {
System.out.printf("Can't Instanciate: %s\n", class_name);
Class<?> c = loadClass(path, class_name, iface);
if (null == c) {
continue;
}
System.out.printf("Hava na Instance of %s\n", class_name);
// System.out.printf("AutoName: %s\n", a.getConfig().toString());
}
result.add(c);
//System.out.printf("Here is an instance for %s: %s\n", iface.getName(), class_name);
}
/* if (fn.toLowerCase().endsWith(".jar")) {
if (fn.toLowerCase().endsWith(".jar")) {
JarInputStream jarstream = null;
try {
File jarfile = new File(fn);
@ -239,14 +236,21 @@ public class SeSimClassLoader {
JarEntry jarentry;
while ((jarentry = jarstream.getNextJarEntry()) != null) {
if (jarentry.getName().endsWith(".class")) {
Class<?> cls;
String class_name = jarentry.getName();
cls = localClass(fn, "/" + jarentry.getName());
if (cls != null) {
System.out.printf("Looking into jar: %s - %s\n", path, class_name);
if (class_name.endsWith(".class")) {
class_name = class_name.substring(0, class_name.length() - 6).replace('/', '.');
Class<?> c = loadClass(path, class_name, iface);
if (null == c) {
continue;
}
result.add(c);
//System.out.printf("Here is an instance for %s: %s\n", iface.getName(), class_name);
}
}
@ -261,10 +265,11 @@ public class SeSimClassLoader {
}
}
*/
}
// System.exit(0);
}
return result;
}
}