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Simple Events working

This commit is contained in:
mrbesen 2020-02-20 19:23:28 +01:00
parent e0407d9f5f
commit 02473d1fb1
Signed by: MrBesen
GPG Key ID: 596B2350DCD67504
16 changed files with 391 additions and 160 deletions
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22
inc/event.h Normal file
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@ -0,0 +1,22 @@
#pragma once
#include <jni.h>
#include <string>
#include <map>
class Event {
private:
std::string name; //name of the event
jobject input; //original Event object (type CppEvent)
std::map<std::string, void*> data;
public:
jobject getMap(JNIEnv* env);
const std::string& getName() const;
void* getData(JNIEnv* env, const std::string& name);
void setData(const std::string& name, void* data);
void reapply(JNIEnv* env, jobject jevent);
Event(JNIEnv* env, jobject jevent);
//virtual ~Event();
};

57
inc/libplugin.h
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@ -1,23 +1,50 @@
#pragma once
#include <jni.h>
#include <map>
#include <string>
#define DEBUG 1
#include "plugin.h"
#ifdef DEBUG
#define DEB(A) std::cout << A << std::endl
#else
#define DEB(A) ;
#endif
//extern "C" {
extern jclass CPPPLUGINCLASS;
extern jclass EVENTCLASS;
extern jclass MAPCLASS;
extern jclass LISTENERCLASS;
extern jfieldID EVENTDATAF;
extern jfieldID EVENTNAMEF;
extern jmethodID MAPGET;
extern jmethodID MAPPUT;
extern jmethodID LISTENERCONTR;
extern jmethodID LISTENERSMALLCONTR;
jclass CPPPLUGINCLASS;
jclass EVENTCLASS;
jclass MAPCLASS;
jclass LISTENERCLASS;
jfieldID EVENTDATAF;
jfieldID EVENTNAMEF;
jmethodID MAPGET;
jmethodID MAPPUT;
jmethodID LISTENERCONTR;
void load(JNIEnv* env, long data);
CppPlugin* plugin; //what happens, with more than one plugin?
enum JNIDATA : long {
JNI_PLUGINCLASS = 1,
JNI_EVENTCLASS = 2,
JNI_MAPCLASS = 4,
JNI_LISTENERCLASS = 8,
JNI_EVENTDATAFIELD = 16 | JNI_EVENTCLASS,
JNI_EVENTNAMEFIELD = 32 | JNI_EVENTCLASS,
JNI_MAPGETMETH = 64 | JNI_MAPCLASS,
JNI_MAPPUTMETH = 128 | JNI_MAPCLASS,
JNI_LISTENERCONSTR = 256 | JNI_LISTENERCLASS,
JNI_LISTENERSMALLCONSTR = 512 | JNI_LISTENERCLASS,
//} //extern "C"
JNI_EVENT = JNI_EVENTCLASS | JNI_EVENTDATAFIELD | JNI_EVENTNAMEFIELD,
JNI_MAP = JNI_MAPCLASS | JNI_MAPGETMETH | JNI_MAPPUTMETH,
JNI_LISTENER = JNI_LISTENERCLASS | JNI_LISTENERCONSTR | JNI_LISTENERSMALLCONSTR,
JNI_ALL = 0xFFFF
};
/*
long operator|(JNIDATA a, JNIDATA b);
long operator|(long a, JNIDATA b);
long operator&(long a, JNIDATA b);*/
class CppPlugin;
extern CppPlugin* plugin; //what happens, with more than one plugin?

39
inc/plugin.h
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@ -4,34 +4,23 @@
#include <map>
#include <string>
class CppPlugin {
public:
void* handle;
virtual void onLoad() = 0;
virtual void onEnable() = 0;
virtual void onDisable() = 0;
//virtual ~CppPlugin();
};
#include "event.h"
class Event {
private:
std::string name; //name of the event
jobject input; //original Event object (type CppEvent)
std::map<std::string, void*> data;
public:
jobject getMap(JNIEnv* env);
const std::string& getName();
void* getData(JNIEnv* env, const std::string& name);
void setData(const std::string& name, void* data);
void reapply(JNIEnv* env, jobject jevent);
Event(JNIEnv* env, jobject jevent);
//virtual ~Event();
};
//fwd declr
class CppPlugin;
//function pointer
typedef void (*eventfptr)(CppPlugin*, Event*);
typedef std::map<std::string, eventfptr> (*getEventsfptr)();
typedef CppPlugin* (*initfptr)();
class CppPlugin {
public:
void* handle;
virtual void onLoad();
virtual void onEnable();
virtual void onDisable();
virtual std::map<std::string, eventfptr> getEvents();
virtual ~CppPlugin();
};

9
pom.xml
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@ -68,15 +68,6 @@
<scope>provided</scope>
</dependency>
<!--This adds the Bukkit API artifact to the build -->
<!-- Do not include this in the pom.xml file if the Spigot API is already added -->
<dependency>
<groupId>org.bukkit</groupId>
<artifactId>bukkit</artifactId>
<version>1.12.2-R0.1-SNAPSHOT</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>

17
runall.sh
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@ -1,9 +1,24 @@
#!/bin/bash
#build java
mvn package
if [ "$?" -ne "0" ]; then
echo "Error"
exit 1
fi
#build cpp
rm target/*.so
make -j1 all #that makefile is not paralllizable
if [ "$?" -ne "0" ]; then
echo "Error"
exit 1
fi
#prepare server
mkdir -p testserver/plugins/CppPlugins
cp target/Cppplugin-0.1-SNAPSHOT-final.jar testserver/plugins/
cp target/libplugin.so testserver/plugins/CppPlugins
#start server
cd testserver
java -jar spigot-1.12.2.jar
java -verbose:jni -jar spigot-1.12.2.jar

60
src/main/cpp/src/event.cpp Normal file
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@ -0,0 +1,60 @@
#include "event.h"
#include "libplugin.h"
#include <iostream>
jobject Event::getMap(JNIEnv* env) {
return env->GetObjectField(input, EVENTDATAF);
}
const std::string& Event::getName() const {
return name;
}
void* Event::getData(JNIEnv* env, const std::string& name) {
std::cout << "Try to access " << name << std::endl;
//search in map
auto it = data.find(name);
if(it == data.end()) {
//search in original object
//construct string
jstring term = env->NewStringUTF(name.c_str());
//call data.get()
jobject map = getMap(env);
jobject content = env->CallObjectMethod(map, MAPGET, term);
//data.insert for next time
data.insert({name, content});
//delete string
env->DeleteLocalRef(term);
} else {
return it->second;
}
return nullptr;
}
void Event::setData(const std::string& name, void* d) {
//just put it in the map
data.insert({name, d});
}
void Event::reapply(JNIEnv* env, jobject jevent) {
jobject map = getMap(env);
for(auto it : data) {
std::cout << "write back to java: " << it.first << std::endl;
jstring key = env->NewStringUTF(it.first.c_str());
env->CallObjectMethod(map, MAPPUT, key, it.second);
env->DeleteLocalRef(key);
}
}
Event::Event(JNIEnv* env, jobject jevent) {
//get name
jstring name = (jstring) env->GetObjectField(jevent, EVENTNAMEF);
this->name = std::string(env->GetStringUTFChars(name, 0));
input = jevent;
}

202
src/main/cpp/src/libplugin.cpp
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@ -4,28 +4,97 @@
#include <iostream>
#include <dlfcn.h> //dynamic linking
#include <libplugin.h>
#include <thread> //thread id
#include "libplugin.h"
#include "plugin.h"
jclass CPPPLUGINCLASS;
jclass EVENTCLASS;
jclass MAPCLASS;
jclass LISTENERCLASS;
jfieldID EVENTDATAF;
jfieldID EVENTNAMEF;
jmethodID MAPGET;
jmethodID MAPPUT;
jmethodID LISTENERCONTR;
jmethodID LISTENERSMALLCONTR;
CppPlugin* plugin; //what happens, with more than one plugin?
/*
jint JNI_OnLoad(JavaVM *vm, void *reserved) {
DEB("onload" );
JNIEnv* env;
vm->GetEnv((void**) &env, JNI_VERSION_1_8);
return JNI_VERSION_1_8;
}*/
void fixcap(JNIEnv* env) {
DEB("ensure 1024" );
env->EnsureLocalCapacity(1024);
DEB("push frame 1024" );
env->PushLocalFrame(1024);
}
/*
operator long()(JNIDATA d) {
return (long) d;
}
long operator|(JNIDATA a, JNIDATA b) {
return (long) a | (long) b;
}
long operator|(long a, JNIDATA b) {
return a | (long) b;
}
long operator&(long a, JNIDATA b) {
return a & (long) b;
}*/
void load(JNIEnv* env, long data) {
DEB("loading with mask: " << data);
if(data & JNI_PLUGINCLASS)
CPPPLUGINCLASS = env->FindClass("de/mrbesen/cppplugins/CppPlugin");
if(data & JNI_EVENTCLASS)
EVENTCLASS = env->FindClass("de/mrbesen/cppplugins/CppEvent");
if(data & JNI_MAPCLASS)
MAPCLASS = env->FindClass("java/util/Map");
if(data & JNI_LISTENERCLASS)
LISTENERCLASS = env->FindClass("de/mrbesen/cppplugins/CppPlugin$CppListener");
DEB("find classes: " << (!!CPPPLUGINCLASS) << (!!EVENTCLASS) << (!!MAPCLASS) << (!!LISTENERCLASS));
if(data & JNI_EVENTDATAFIELD)
EVENTDATAF = env->GetFieldID(EVENTCLASS, "data", "Ljava/util/Map;");
if(data & JNI_EVENTNAMEFIELD)
EVENTNAMEF = env->GetFieldID(EVENTCLASS, "name", "Ljava/lang/String;");
DEB("findfields: " << (!!EVENTDATAF) << (!!EVENTNAMEF));
if(data & JNI_MAPGETMETH)
MAPGET = env->GetMethodID(MAPCLASS, "get", "(Ljava/lang/Object;)Ljava/lang/Object;");
if(data & JNI_MAPPUTMETH)
MAPPUT = env->GetMethodID(MAPCLASS, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
if(data & JNI_LISTENERCONSTR)
LISTENERCONTR = env->GetMethodID(LISTENERCLASS, "<init>", "(Ljava/lang/String;J)V");
if(data & JNI_LISTENERSMALLCONSTR)
LISTENERSMALLCONTR = env->GetMethodID(LISTENERCLASS, "<init>", "()V");
DEB("find methods: " << (!!MAPGET) << (!!MAPPUT) << (!!LISTENERCONTR) << (!!LISTENERSMALLCONTR));
}
JNIEXPORT jboolean JNICALL Java_de_mrbesen_cppplugins_CppPlugin_init_1(JNIEnv* env, jobject thisobj) {
std::cout << "init libplugin loading java references, 1 = good, 0 = bad" << std::endl;
CPPPLUGINCLASS = env->FindClass("de/mrbesen/cppplugins/CppPlugin");
EVENTCLASS = env->FindClass("de/mrbesen/cppplugins/CppEvent");
MAPCLASS = env->FindClass("java/util/Map");
LISTENERCLASS = env->FindClass("de/mrbesen/cppplugins/CppPlugin$CppListener");
std::cout << "find classes: " << (!!CPPPLUGINCLASS) << (!!EVENTCLASS) << (!!MAPCLASS) << (!!LISTENERCLASS) << std::endl;
EVENTDATAF = env->GetFieldID(EVENTCLASS, "data", "Ljava/util/Map;");
EVENTNAMEF = env->GetFieldID(EVENTCLASS, "name", "Ljava/lang/String;");
std::cout << "findfields: " << (!!EVENTDATAF) << (!!EVENTNAMEF) << std::endl;
MAPGET = env->GetMethodID(MAPCLASS, "get", "(Ljava/lang/Object;)Ljava/lang/Object;");
MAPPUT = env->GetMethodID(MAPCLASS, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
LISTENERCONTR = env->GetMethodID(LISTENERCLASS, "<init>", "(Ljava/lang/String;J)V");
std::cout << "find methods: " << (!!MAPGET) << (!!MAPPUT) << (!!LISTENERCONTR) << std::endl;
return ((!CPPPLUGINCLASS) + (!EVENTCLASS) + (!MAPCLASS) + (!EVENTDATAF) + (!EVENTNAMEF) + (!MAPGET) + (!MAPPUT) + (!LISTENERCONTR)) == 0; //one nullptr -> inverted to 1 -> ends up at end -> false
load(env, JNI_ALL);
return true;
}
@ -38,7 +107,7 @@ JNIEXPORT jboolean JNICALL Java_de_mrbesen_cppplugins_CppPlugin_loadPlugin(JNIEn
const char* cpath = env->GetStringUTFChars(path, 0);
//open plugin
std::cout << "open plugin " << cpath << std::endl;
DEB("open plugin " << cpath );
void* handle = dlopen(cpath, RTLD_LAZY);
if (!handle) {
std::cout << "could not create handle of: " << cpath << " error: " << dlerror() << std::endl;
@ -59,7 +128,7 @@ JNIEXPORT jboolean JNICALL Java_de_mrbesen_cppplugins_CppPlugin_loadPlugin(JNIEn
//store data
//setData(data, env, thisobj);
std::cout << "plugin: " << (bool)plugin << std::endl;
DEB("plugin: " << (bool)plugin);
return (bool) plugin; // converted to boolean here
}
@ -70,7 +139,7 @@ JNIEXPORT jboolean JNICALL Java_de_mrbesen_cppplugins_CppPlugin_loadPlugin(JNIEn
*/
JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onLoad(JNIEnv* env, jobject thisobj) {
//TODO
std::cout << "lib::onLoad()" << std::endl;
DEB("lib::onLoad()");
plugin->onLoad();
}
@ -81,7 +150,7 @@ JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onLoad(JNIEnv* env,
*/
JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onEnable_1(JNIEnv* env, jobject thisobj) {
//TODO
std::cout << "lib::onEnable()" << std::endl;
DEB("lib::onEnable()");
plugin->onEnable();
}
@ -92,7 +161,7 @@ JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onEnable_1(JNIEnv* e
*/
JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onDisable_1(JNIEnv* env, jobject thisobj) {
//TODO
std::cout << "lib::onDisable()" << std::endl;
DEB("lib::onDisable()" );
plugin->onDisable();
dlclose(plugin->handle);
}
@ -103,14 +172,16 @@ JNIEXPORT void JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onDisable_1(JNIEnv*
* Signature: (Lde/mrbesen/cppplugins/CppEvent;I)Lde/mrbesen/cppplugins/CppEvent;
*/
JNIEXPORT jobject JNICALL Java_de_mrbesen_cppplugins_CppPlugin_fireEvent(JNIEnv* env, jobject thisobj, jobject jevent, jlong functionid) {
std::cout << "lib::fireEvent()" << std::endl;
DEB("lib::fireEvent()" );
if(functionid == 0) {
std::cout << "invalid function id" << std::endl;
DEB("invalid function id");
return jevent;
}
load(env, JNI_EVENT | JNI_MAP);
//cast function
eventfptr f = reinterpret_cast<eventfptr>(functionid);
eventfptr f = reinterpret_cast<eventfptr>(functionid);
//cast event
Event event(env, jevent);
@ -140,18 +211,17 @@ JNIEXPORT jboolean JNICALL Java_de_mrbesen_cppplugins_CppPlugin_onCmd(JNIEnv* en
* Signature: ()[Lde/mrbesen/cppplugins/CppPlugin/CppListener;
*/
JNIEXPORT jobjectArray JNICALL Java_de_mrbesen_cppplugins_CppPlugin_getListener(JNIEnv* env, jobject thisobj) {
load(env, JNI_LISTENER);
//call getEvents
std::map<std::string, eventfptr> events;
getEventsfptr getEventsf = (getEventsfptr) dlsym(plugin->handle, "getEvents");
if(getEventsf) {
//only non null
events = getEventsf();
}
std::map<std::string, eventfptr> events = plugin->getEvents();
DEB("found " << events.size() << " Events");
//create array
jclass clas = env->FindClass("de/mrbesen/cppplugins/CppPlugin/CppListener");
jobjectArray arr = env->NewObjectArray(events.size(), clas, 0);
jobject initial = env->NewObject(LISTENERCLASS, LISTENERSMALLCONTR);
jobjectArray arr = env->NewObjectArray(events.size(), LISTENERCLASS, initial);
DEB("populate array");
//populate array
int i = 0;
for(auto it : events) {
@ -164,66 +234,8 @@ JNIEXPORT jobjectArray JNICALL Java_de_mrbesen_cppplugins_CppPlugin_getListener(
env->SetObjectArrayElement(arr, i++, listener);
}
DEB("Array finished");
return arr;
}
///////// EVENTS
jobject Event::getMap(JNIEnv* env) {
return env->GetObjectField(input, EVENTDATAF);
}
const std::string& Event::getName() {
return name;
}
void* Event::getData(JNIEnv* env, const std::string& name) {
std::cout << "Try to access " << name << std::endl;
//search in map
auto it = data.find(name);
if(it == data.end()) {
//search in original object
//construct string
jstring term = env->NewStringUTF(name.c_str());
//call data.get()
jobject map = getMap(env);
jobject content = env->CallObjectMethod(map, MAPGET, term);
//data.insert for next time
data.insert({name, content});
//delete string
env->DeleteLocalRef(term);
} else {
return it->second;
}
return nullptr;
}
void Event::setData(const std::string& name, void* d) {
//just put it in the map
data.insert({name, d});
}
void Event::reapply(JNIEnv* env, jobject jevent) {
jobject map = getMap(env);
for(auto it : data) {
std::cout << "write back to java: " << it.first << std::endl;
jstring key = env->NewStringUTF(it.first.c_str());
env->CallObjectMethod(map, MAPPUT, key, it.second);
env->DeleteLocalRef(key);
}
}
Event::Event(JNIEnv* env, jobject jevent) {
//get name
jstring name = (jstring) env->GetObjectField(jevent, EVENTNAMEF);
this->name = std::string(env->GetStringUTFChars(name, 0));
input = jevent;
}

21
src/main/cpp/src/plugin.cpp Normal file
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@ -0,0 +1,21 @@
#include <plugin.h>
void CppPlugin::onLoad() {
}
void CppPlugin::onEnable() {
}
void CppPlugin::onDisable() {
}
std::map<std::string, eventfptr> CppPlugin::getEvents() {
return std::map<std::string, eventfptr>();
}
CppPlugin::~CppPlugin() {
}

2
src/main/java/de/mrbesen/cppplugins/CppEvent.java
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@ -1,5 +1,6 @@
package de.mrbesen.cppplugins;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import org.bukkit.event.Event;
@ -9,6 +10,7 @@ import java.util.Map;
@RequiredArgsConstructor
public class CppEvent {
@Getter
private final String name;
Map<String, Object> data = new HashMap<>();

29
src/main/java/de/mrbesen/cppplugins/CppLoader.java
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@ -1,14 +1,19 @@
package de.mrbesen.cppplugins;
import lombok.AllArgsConstructor;
import org.bukkit.Bukkit;
import org.bukkit.Server;
import org.bukkit.event.*;
import org.bukkit.event.Event;
import org.bukkit.event.EventException;
import org.bukkit.event.EventPriority;
import org.bukkit.event.Listener;
import org.bukkit.plugin.*;
import java.io.File;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.TreeSet;
import java.util.regex.Pattern;
public class CppLoader implements PluginLoader {
@ -54,17 +59,28 @@ public class CppLoader implements PluginLoader {
@Override
public Map<Class<? extends Event>, Set<RegisteredListener>> createRegisteredListeners(Listener listenerabcdeg, Plugin plugin) {
System.out.println("register Listener for: " + plugin.getName());
CppPlugin.CppListener[] listener = ((CppPlugin) plugin).getListener();
Map<Class<? extends Event>, Set<RegisteredListener>> out = new HashMap<>();
Package bukkitevents = Package.getPackage("org.bukkit.event");
System.out.println("found " + listener.length + " Events");
for(CppPlugin.CppListener lis : listener) {
if(lis.functionid == 0) continue;
//search for Class
Class clas = findClass(lis.eventfilter);
if(clas == null) {
System.out.println("Class " + lis.eventfilter + " is unknown event");
continue;
}
AdapterExecutor adapt = new AdapterExecutor();
System.out.println("register event " + clas.getName() + " for function: " + lis.functionid );
Set<RegisteredListener> lisset = out.getOrDefault(clas, new TreeSet<>());
AdapterExecutor adapt = new AdapterExecutor((CppPlugin) plugin, lis.functionid);
Bukkit.getPluginManager().registerEvent(clas, lis, EventPriority.NORMAL, adapt, plugin, true);
Set<RegisteredListener> lisset = out.getOrDefault(clas, new HashSet<>());
lisset.add(new RegisteredListener(lis, adapt, EventPriority.NORMAL, plugin, true));
if(lisset.size() == 1) //nur wenn neu
out.put(clas, lisset);
@ -91,6 +107,7 @@ public class CppLoader implements PluginLoader {
@Override
public void enablePlugin(Plugin plugin) {
plugin.onEnable();
createRegisteredListeners(null, plugin);
}
@Override
@ -98,6 +115,7 @@ public class CppLoader implements PluginLoader {
plugin.onDisable();
}
@AllArgsConstructor
private class AdapterExecutor implements EventExecutor {
CppPlugin plugin;
long functionid;
@ -107,6 +125,7 @@ public class CppLoader implements PluginLoader {
//cppify event
CppEvent cppe = CppEvent.cppify(event);
System.out.println("fire event " + cppe.getName() + " in function " + functionid);
cppe = plugin.fireEvent(cppe, functionid);
//uncppify

12
src/main/java/de/mrbesen/cppplugins/CppPlugin.java
View File

@ -20,7 +20,6 @@ import java.util.List;
import java.util.logging.Logger;
public class CppPlugin implements Plugin {
private boolean enabled = false;
@Getter
private String name;
@ -166,9 +165,18 @@ public class CppPlugin implements Plugin {
return null;
}
@AllArgsConstructor
static class CppListener implements Listener {
String eventfilter;
long functionid;
public CppListener(String eventfilter, long functionid) {
this.eventfilter = eventfilter;
this.functionid = functionid;
}
public CppListener() {
this.eventfilter = "NOP";
functionid = 0;
}
}
}

8
src/main/java/de/mrbesen/cppplugins/CppPlugins.java
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@ -10,6 +10,8 @@ import java.util.logging.Level;
public class CppPlugins extends JavaPlugin {
public static String testplugin = "simpleevents.so";
@Getter
private static CppPlugins instance;
@ -23,12 +25,12 @@ public class CppPlugins extends JavaPlugin {
getLogger().info("registered");
try {
Bukkit.getPluginManager().loadPlugin(new File("plugins/verysimpleplugin.so")); //TODO: do loading in another way
System.out.println("loaded verysimpleplugin.so");
Bukkit.getPluginManager().loadPlugin(new File("plugins/" + testplugin)); //TODO: do loading in another way
System.out.println("loaded " + testplugin);
//TODO: trigger onLoad in those Plugins
} catch (Throwable e) {
getLogger().log(Level.SEVERE, "Error ocoured during loading verysimpleplugin.so", e);
getLogger().log(Level.SEVERE, "Error ocoured during loading " + testplugin, e);
}
}

9
testplugins/simpleEvents/Makefile Normal file
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@ -0,0 +1,9 @@
CFLAGS = -Wall -pedantic-errors -std=c++17 -g
SRCDIR = src/
INCDIR = ../../inc
LDFLAGS = -I/usr/lib/jvm/java-8-openjdk-amd64/include/ -I/usr/lib/jvm/java-8-openjdk-amd64/include/linux/ -I$(INCDIR) -I../../src/main/cpp/inc
NAME = simpleevents.so
all:
g++ -fPIC -shared $(CFLAGS) $(SRCDIR)*.cpp ../../src/main/cpp/src/plugin.cpp $(LDFLAGS) -o $(NAME) /home/yannis/git/Cppplugin/testserver/plugins/CppPlugins/libplugin.so

55
testplugins/simpleEvents/src/plugin.cpp Normal file
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@ -0,0 +1,55 @@
#include "plugin.h"
#include <iostream>
#include <string>
#include <map>
extern "C" {
void eventJoin(CppPlugin* pl, Event* e) {
std::cout << "join " << e->getName() << std::endl;
}
void eventQuit(CppPlugin* pl, Event* e) {
std::cout << "quit " << e->getName() << std::endl;
}
class MyPlugin : public CppPlugin {
public:
virtual void onLoad();
virtual void onEnable();
virtual void onDisable();
virtual std::map<std::string, eventfptr> getEvents();
};
void MyPlugin::onLoad() {
std::cout << "onload();" << std::endl;
}
void MyPlugin::onEnable() {
std::cout << "onEnable();" << std::endl;
}
void MyPlugin::onDisable() {
std::cout << "onDisable();" << std::endl;
}
CppPlugin* init() {
std::cout << "init im plugin!" << std::endl;
return new MyPlugin();
}
std::map<std::string, eventfptr> MyPlugin::getEvents() {
std::cout << "MyPlugin::getEvents" << std::endl;
std::map<std::string, eventfptr> out;
out.insert({"PlayerJoinEvent", eventJoin});
out.insert({"PlayerQuitEvent", eventQuit});
return out;
}
/*
std::map<std::string, eventfptr> MyPlugin::getEvents() {
return std::map<std::string, eventfptr>();
}
*/
}//extern "C"

2
testplugins/verysimpleplugin/Makefile
View File

@ -6,4 +6,4 @@ LDFLAGS = -I/usr/lib/jvm/java-8-openjdk-amd64/include/ -I/usr/lib/jvm/java-8-op
NAME = verysimpleplugin.so
all:
g++ -fPIC -shared $(CFLAGS) $(SRCDIR)*.cpp $(LDFLAGS) ../../src/main/cpp/src/libplugin.cpp -o $(NAME)
g++ -fPIC -shared $(CFLAGS) $(SRCDIR)*.cpp ../../src/main/cpp/src/plugin.cpp $(LDFLAGS) -o $(NAME)

7
testplugins/verysimpleplugin/src/plugin.cpp
View File

@ -1,6 +1,8 @@
#include "plugin.h"
#include <iostream>
#include <string>
#include <map>
extern "C" {
@ -9,6 +11,7 @@ public:
virtual void onLoad();
virtual void onEnable();
virtual void onDisable();
//virtual std::map<std::string, eventfptr> getEvents();
};
void MyPlugin::onLoad() {
@ -28,8 +31,4 @@ CppPlugin* init() {
return new MyPlugin();
}
void eventJoin(CppPlugin* pl, Event* e) {
std::cout << "join " << e->getName() << std::endl;
}
}//extern "C"