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mirror of https://github.com/DanilaFe/abacus synced 2024-11-04 18:08:31 -08:00

Remove the useless caching in the plugin manager and the maps in plugins

This commit is contained in:
Danila Fedorin 2017-08-06 21:55:09 -07:00
parent 6a15c266c4
commit 44f018060d
2 changed files with 61 additions and 178 deletions

View File

@ -17,18 +17,6 @@ import java.util.Set;
*/
public abstract class Plugin {
/**
* A hash map of functions mapped to their string names.
*/
private Map<String, Function> functions;
/**
* A hash map of operators mapped to their string names.
*/
private Map<String, Operator> operators;
/**
* The map of the number implementations this plugin provides.
*/
private Map<String, NumberImplementation> numberImplementations;
/**
* The plugin manager in which to search for functions
* not inside this package,
@ -49,69 +37,9 @@ public abstract class Plugin {
*/
public Plugin(PluginManager manager) {
this.manager = manager;
functions = new HashMap<>();
operators = new HashMap<>();
numberImplementations = new HashMap<>();
enabled = false;
}
/**
* Gets the list of functions provided by this plugin.
*
* @return the list of registered functions.
*/
public final Set<String> providedFunctions() {
return functions.keySet();
}
/**
* Gets the list of functions provided by this plugin.
*
* @return the list of registered functions.
*/
public final Set<String> providedOperators() {
return operators.keySet();
}
/**
* Gets the list of number implementations provided by this plugin.
*
* @return the list of registered number implementations.
*/
public final Set<String> providedNumberImplementations() {
return numberImplementations.keySet();
}
/**
* Gets a function under the given function name.
*
* @param functionName the name of the function to get
* @return the function, or null if this plugin doesn't provide it.
*/
public final Function getFunction(String functionName) {
return functions.get(functionName);
}
/**
* Gets an operator under the given operator name.
*
* @param operatorName the name of the operator to get.
* @return the operator, or null if this plugin doesn't provide it.
*/
public final Operator getOperator(String operatorName) {
return operators.get(operatorName);
}
/**
* Gets the number implementation under the given name.
*
* @param name the name of the number implementation to look up.
* @return the number implementation associated with that name, or null if the plugin doesn't provide it.
*/
public final NumberImplementation getNumberImplementation(String name) {
return numberImplementations.get(name);
}
/**
* Enables the function, loading the necessary instances
* of functions.
@ -129,8 +57,6 @@ public abstract class Plugin {
public final void disable() {
if (!enabled) return;
onDisable();
functions.clear();
operators.clear();
enabled = false;
}
@ -142,7 +68,7 @@ public abstract class Plugin {
* @param toRegister the function implementation.
*/
protected final void registerFunction(String name, Function toRegister) {
functions.put(name, toRegister);
manager.registerFunction(name, toRegister);
}
/**
@ -154,7 +80,7 @@ public abstract class Plugin {
* @param operator the operator to register.
*/
protected final void registerOperator(String name, Operator operator) {
operators.put(name, operator);
manager.registerOperator(name, operator);
}
/**
@ -165,7 +91,7 @@ public abstract class Plugin {
* @param implementation the actual implementation class to register.
*/
protected final void registerNumberImplementation(String name, NumberImplementation implementation) {
numberImplementations.put(name, implementation);
manager.registerNumberImplementation(name, implementation);
}
/**

View File

@ -23,20 +23,17 @@ public class PluginManager {
*/
private Set<Plugin> plugins;
/**
* List of functions that have been cached,
* that is, found in a plugin and returned.
* The map of functions registered by the plugins.
*/
private Map<String, Function> cachedFunctions;
private Map<String, Function> registeredFunctions;
/**
* List of operators that have been cached,
* that is, found in a plugin and returned.
* The map of operators registered by the plugins
*/
private Map<String, Operator> cachedOperators;
private Map<String, Operator> registeredOperators;
/**
* The list of number implementations that have
* been cached, that is, found in a plugin and returned.
* The map of number implementations registered by the plugins.
*/
private Map<String, NumberImplementation> cachedNumberImplementations;
private Map<String, NumberImplementation> registeredNumberImplementations;
/**
* The list of number implementations that have been
* found by their implementation class.
@ -46,18 +43,6 @@ public class PluginManager {
* The pi values for each implementation class that have already been computer.
*/
private Map<Class<? extends NumberInterface>, NumberInterface> cachedPi;
/**
* List of all functions loaded by the plugins.
*/
private Set<String> allFunctions;
/**
* List of all operators loaded by the plugins.
*/
private Set<String> allOperators;
/**
* List of all the number implementations loaded by the plugins.
*/
private Set<String> allNumberImplementations;
/**
* The list of plugin listeners attached to this instance.
*/
@ -77,79 +62,66 @@ public class PluginManager {
this.abacus = abacus;
loadedPluginClasses = new HashSet<>();
plugins = new HashSet<>();
cachedFunctions = new HashMap<>();
cachedOperators = new HashMap<>();
cachedNumberImplementations = new HashMap<>();
registeredFunctions = new HashMap<>();
registeredOperators = new HashMap<>();
registeredNumberImplementations = new HashMap<>();
cachedInterfaceImplementations = new HashMap<>();
cachedPi = new HashMap<>();
allFunctions = new HashSet<>();
allOperators = new HashSet<>();
allNumberImplementations = new HashSet<>();
listeners = new HashSet<>();
}
/**
* Searches the plugin list for a certain value, retrieving the Plugin's
* list of items of the type using the setFunction and getting the value
* of it is available via getFunction. If the value is contained
* in the cache, it returns the cached value instead.
*
* @param plugins the plugin list to search.
* @param cache the cache to use
* @param setFunction the function to retrieve a set of available T's from the plugin
* @param getFunction the function to get the T value under the given name
* @param name the name to search for
* @param <T> the type of element being search
* @param <K> the type of key that the cache is indexed by.
* @return the retrieved element, or null if it was not found.
* Registers a function under the given name.
* @param name the name of the function.
* @param function the function to register.
*/
private static <T, K> T searchCached(Collection<Plugin> plugins, Map<K, T> cache,
java.util.function.Function<Plugin, Set<K>> setFunction,
java.util.function.BiFunction<Plugin, K, T> getFunction,
K name) {
if (cache.containsKey(name)) return cache.get(name);
T loadedValue = null;
for (Plugin plugin : plugins) {
if (setFunction.apply(plugin).contains(name)) {
loadedValue = getFunction.apply(plugin, name);
break;
}
}
cache.put(name, loadedValue);
return loadedValue;
public void registerFunction(String name, Function function){
registeredFunctions.put(name, function);
}
/**
* Gets a function under the given name.
*
* @param name the name of the function
* @return the function under the given name.
*/
public Function functionFor(String name) {
return searchCached(plugins, cachedFunctions, Plugin::providedFunctions, Plugin::getFunction, name);
}
/**
* Gets an operator under the given name.
*
* Registers an operator under the given name.
* @param name the name of the operator.
* @return the operator under the given name.
* @param operator the operator to register.
*/
public Operator operatorFor(String name) {
return searchCached(plugins, cachedOperators, Plugin::providedOperators, Plugin::getOperator, name);
public void registerOperator(String name, Operator operator){
registeredOperators.put(name, operator);
}
/**
* Gets the number implementation under the given name.
*
* @param name the name of the implementation.
* @return the implementation.
* Registers a number implementation under the given name.
* @param name the name of the number implementation.
* @param implementation the number implementation to register.
*/
public NumberImplementation numberImplementationFor(String name) {
return searchCached(plugins, cachedNumberImplementations, Plugin::providedNumberImplementations,
Plugin::getNumberImplementation, name);
public void registerNumberImplementation(String name, NumberImplementation implementation){
registeredNumberImplementations.put(name, implementation);
}
/**
* Gets the function registered under the given name.
* @param name the name of the function.
* @return the function, or null if it was not found.
*/
public Function functionFor(String name){
return registeredFunctions.get(name);
}
/**
* Gets the operator registered under the given name.
* @param name the name of the operator.
* @return the operator, or null if it was not found.
*/
public Operator operatorFor(String name){
return registeredOperators.get(name);
}
/**
* Gets the number implementation registered under the given name.
* @param name the name of the number implementation.
* @return the number implementation, or null if it was not found.
*/
public NumberImplementation numberImplementationFor(String name){
return registeredNumberImplementations.get(name);
}
/**
@ -161,14 +133,11 @@ public class PluginManager {
public NumberImplementation interfaceImplementationFor(Class<? extends NumberInterface> name) {
if (cachedInterfaceImplementations.containsKey(name)) return cachedInterfaceImplementations.get(name);
NumberImplementation toReturn = null;
outside:
for (Plugin plugin : plugins) {
for (String implementationName : plugin.providedNumberImplementations()) {
NumberImplementation implementation = plugin.getNumberImplementation(implementationName);
if (implementation.getImplementation().equals(name)) {
toReturn = implementation;
break outside;
}
for(String key : registeredNumberImplementations.keySet()){
NumberImplementation implementation = registeredNumberImplementations.get(key);
if(implementation.getImplementation() == name) {
toReturn = implementation;
break;
}
}
cachedInterfaceImplementations.put(name, toReturn);
@ -227,12 +196,6 @@ public class PluginManager {
if (disabledPlugins.contains(plugin.getClass().getName())) continue;
plugin.enable();
}
for (Plugin plugin : plugins) {
if (disabledPlugins.contains(plugin.getClass().getName())) continue;
allFunctions.addAll(plugin.providedFunctions());
allOperators.addAll(plugin.providedOperators());
allNumberImplementations.addAll(plugin.providedNumberImplementations());
}
listeners.forEach(e -> e.onLoad(this));
}
@ -246,14 +209,8 @@ public class PluginManager {
if (disabledPlugins.contains(plugin.getClass().getName())) continue;
plugin.disable();
}
cachedFunctions.clear();
cachedOperators.clear();
cachedNumberImplementations.clear();
cachedInterfaceImplementations.clear();
cachedPi.clear();
allFunctions.clear();
allOperators.clear();
allNumberImplementations.clear();
listeners.forEach(e -> e.onUnload(this));
}
@ -271,7 +228,7 @@ public class PluginManager {
* @return the set of all functions that were loaded.
*/
public Set<String> getAllFunctions() {
return allFunctions;
return registeredFunctions.keySet();
}
/**
@ -280,7 +237,7 @@ public class PluginManager {
* @return the set of all operators that were loaded.
*/
public Set<String> getAllOperators() {
return allOperators;
return registeredOperators.keySet();
}
/**
@ -289,7 +246,7 @@ public class PluginManager {
* @return the set of all implementations that were loaded.
*/
public Set<String> getAllNumberImplementations() {
return allNumberImplementations;
return registeredNumberImplementations.keySet();
}
/**