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Code Issues Releases Wiki Activity

add live load and unload

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This commit is contained in:
Riley Jones 2017-08-02 14:31:29 -07:00
parent 5de9453bec
commit c03e191c36
4 changed files with 68 additions and 4 deletions
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14
src/main/java/org/nwapw/abacus/Abacus.java
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@ -9,7 +9,7 @@ import org.nwapw.abacus.parsing.ShuntingYardParser;
import org.nwapw.abacus.parsing.TreeBuilder;
import org.nwapw.abacus.plugin.ClassFinder;
import org.nwapw.abacus.plugin.PluginManager;
import org.nwapw.abacus.plugin.StandardPlugin;
//import org.nwapw.abacus.plugin.StandardPlugin;
import org.nwapw.abacus.tree.NumberReducer;
import org.nwapw.abacus.tree.TreeNode;
@ -67,16 +67,22 @@ public class Abacus {
pluginManager.addListener(lexerTokenizer);
pluginManager.addListener(shuntingYardParser);
pluginManager.addInstantiated(new StandardPlugin(pluginManager));
//pluginManager.addInstantiated(new StandardPlugin(pluginManager));
/*
try {
ClassFinder.loadJars("plugins")
.forEach(plugin -> pluginManager.addClass(plugin));
} catch (IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}//*/
pluginManager.load();
}
public void loadClass(Class<?> newClass){
pluginManager.addClass(newClass);
}
public void unloadClass(Class<?> newClass){
pluginManager.removeClass(newClass);
}
public static void main(String[] args) {
AbacusApplication.launch(AbacusApplication.class, args);
}

42
src/main/java/org/nwapw/abacus/fx/AbacusController.java
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@ -8,8 +8,11 @@ import javafx.scene.text.Text;
import javafx.util.Callback;
import org.nwapw.abacus.Abacus;
import org.nwapw.abacus.number.NumberInterface;
import org.nwapw.abacus.plugin.ClassFinder;
import org.nwapw.abacus.tree.TreeNode;
import java.io.IOException;
/**
* The controller for the abacus FX UI, responsible
@ -42,6 +45,12 @@ public class AbacusController {
private Button inputButton;
@FXML
private ComboBox<String> numberImplementationBox;
@FXML
private Button loadButton;
@FXML
private Button unloadButton;
@FXML
private TextField loadField;
/**
* The list of history entries, created by the users.
@ -106,5 +115,38 @@ public class AbacusController {
inputButton.setDisable(false);
inputField.setText("");
}
@FXML
private void loadClass(){
try {
for(Class<?> plugin :ClassFinder.loadJars("plugins")){
String name = "";
//String name = plugin.getName();
while(!(name.indexOf('/') ==-1)){
name=name.substring(name.indexOf('/')+1);
}
if(loadField.getText().equals("")||loadField.getText().equals(name)||(loadField.getText()+".class").equals(name)){
//abacus.loadClass(plugin);
}
}
} catch (IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}
@FXML
private void unloadClass(){
try {
for(Class<?> plugin :ClassFinder.loadJars("plugins")){
String name = plugin.getName();
while(!(name.indexOf('/') ==-1)){
name=name.substring(name.indexOf('/')+1);
}
if(loadField.getText().equals("")||loadField.getText().equals(name)||(loadField.getText()+".class").equals(name)){
//abacus.unloadClass(plugin);
}
}
} catch (IOException | ClassNotFoundException e) {
e.printStackTrace();
}
}
}

13
src/main/java/org/nwapw/abacus/plugin/PluginManager.java
View File

@ -140,6 +140,11 @@ public class PluginManager {
plugins.add(plugin);
loadedPluginClasses.add(plugin.getClass());
}
public void removeInstantiated(Plugin plugin){
if (loadedPluginClasses.contains(plugin.getClass())) return;
plugins.remove(plugin);
loadedPluginClasses.remove(plugin.getClass());
}
/**
* Instantiates a class of plugin, and adds it to this
@ -155,6 +160,14 @@ public class PluginManager {
e.printStackTrace();
}
}
public void removeClass(Class<?> newClass){
if (!Plugin.class.isAssignableFrom(newClass) || newClass == Plugin.class) return;
try {
removeInstantiated((Plugin) newClass.getConstructor(PluginManager.class).newInstance(this));
} catch (InstantiationException | IllegalAccessException | NoSuchMethodException | InvocationTargetException e) {
e.printStackTrace();
}
}
/**
* Loads all the plugins in the PluginManager.

3
src/main/resources/abacus.fxml
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@ -46,6 +46,9 @@
<padding><Insets left="10" right="10" top="10" bottom="10"/></padding>
<Label text="Number Implementation" GridPane.columnIndex="0" GridPane.rowIndex="0"/>
<ComboBox fx:id="numberImplementationBox" GridPane.columnIndex="1" GridPane.rowIndex="0"/>
<Button fx:id="loadButton" text="Load" GridPane.rowIndex="1" GridPane.columnIndex="0" maxWidth = "Infinity" onAction="#loadClass"/>
<Button fx:id="unloadButton" text="Unload" GridPane.rowIndex="1" GridPane.columnIndex="1" maxWidth = "Infinity" onAction="#unloadClass"/>
<TextField fx:id="loadField" GridPane.rowIndex="1" GridPane.columnIndex="2"/>
</GridPane>
</Tab>
</TabPane>