Config type safety casts

This commit is contained in:
Aleksey 2020-12-12 22:54:08 +03:00
parent f5b297b1bc
commit 346a89a7c3
4 changed files with 51 additions and 50 deletions

View file

@ -14,53 +14,51 @@ import ru.betterend.config.ConfigKeeper.StringEntry;
public abstract class Config {
protected final ConfigKeeper configKeeper;
protected final ConfigKeeper keeper;
protected final ConfigWriter writer;
protected final String group;
protected abstract void registerEntries();
public Config(String group) {
this.group = group;
this.writer = new ConfigWriter(group);
JsonObject settings = writer.load();
this.configKeeper = new ConfigKeeper(settings);
this.keeper = new ConfigKeeper(settings);
this.registerEntries();
this.writer.save();
}
public void saveChanges() {
this.writer.saveConfig();
this.writer.save();
}
@Nullable
public <E extends Entry<?>> E getEntry(ConfigKey key) {
return this.configKeeper.getEntry(key);
public <T, E extends Entry<T>> E getEntry(ConfigKey key, Class<E> type) {
return this.keeper.getEntry(key, type);
}
@Nullable
public <T> T getDefault(ConfigKey key) {
Entry<T> entry = configKeeper.getEntry(key);
public <T, E extends Entry<T>> T getDefault(ConfigKey key, Class<E> type) {
Entry<T> entry = keeper.getEntry(key, type);
return entry != null ? entry.getDefault() : null;
}
protected String getString(ConfigKey key, String defaultValue) {
String str = configKeeper.getValue(key);
String str = keeper.getValue(key, StringEntry.class);
if (str == null) {
StringEntry entry = configKeeper.registerEntry(key, new StringEntry(defaultValue));
StringEntry entry = keeper.registerEntry(key, new StringEntry(defaultValue));
return entry.getValue();
}
return str != null ? str : defaultValue;
}
protected String getString(ConfigKey key) {
String str = configKeeper.getValue(key);
String str = keeper.getValue(key, StringEntry.class);
return str != null ? str : "";
}
protected boolean setString(ConfigKey key, String value) {
try {
StringEntry entry = configKeeper.getEntry(key);
StringEntry entry = keeper.getEntry(key, StringEntry.class);
if (entry == null) return false;
entry.setValue(value);
return true;
@ -71,22 +69,22 @@ public abstract class Config {
}
protected int getInt(ConfigKey key, int defaultValue) {
Integer val = configKeeper.getValue(key);
Integer val = keeper.getValue(key, IntegerEntry.class);
if (val == null) {
IntegerEntry entry = configKeeper.registerEntry(key, new IntegerEntry(defaultValue));
IntegerEntry entry = keeper.registerEntry(key, new IntegerEntry(defaultValue));
return entry.getValue();
}
return val != null ? val : defaultValue;
}
protected int getInt(ConfigKey key) {
Integer val = configKeeper.getValue(key);
Integer val = keeper.getValue(key, IntegerEntry.class);
return val != null ? val : 0;
}
protected boolean setInt(ConfigKey key, int value) {
try {
IntegerEntry entry = configKeeper.getEntry(key);
IntegerEntry entry = keeper.getEntry(key, IntegerEntry.class);
if (entry == null) return false;
entry.setValue(value);
return true;
@ -96,9 +94,9 @@ public abstract class Config {
return false;
}
protected <T extends Comparable<T>> boolean setRanged(ConfigKey key, T value) {
protected <T extends Comparable<T>, RE extends RangeEntry<T>> boolean setRanged(ConfigKey key, T value, Class<RE> type) {
try {
RangeEntry<T> entry = configKeeper.getEntry(key);
RangeEntry<T> entry = keeper.getEntry(key, type);
if (entry == null) return false;
entry.setValue(value);
return true;
@ -109,22 +107,22 @@ public abstract class Config {
}
protected float getFloat(ConfigKey key, float defaultValue) {
Float val = configKeeper.getValue(key);
Float val = keeper.getValue(key, FloatEntry.class);
if (val == null) {
FloatEntry entry = configKeeper.registerEntry(key, new FloatEntry(defaultValue));
FloatEntry entry = keeper.registerEntry(key, new FloatEntry(defaultValue));
return entry.getValue();
}
return val != null ? val : defaultValue;
}
protected float getFloat(ConfigKey key) {
Float val = configKeeper.getValue(key);
Float val = keeper.getValue(key, FloatEntry.class);
return val != null ? val : 0.0F;
}
protected boolean setFloat(ConfigKey key, float value) {
try {
FloatEntry entry = configKeeper.getEntry(key);
FloatEntry entry = keeper.getEntry(key, FloatEntry.class);
if (entry == null) return false;
entry.setValue(value);
return true;
@ -135,22 +133,22 @@ public abstract class Config {
}
protected boolean getBoolean(ConfigKey key, boolean defaultValue) {
Boolean val = configKeeper.getValue(key);
Boolean val = keeper.getValue(key, BooleanEntry.class);
if (val == null) {
BooleanEntry entry = configKeeper.registerEntry(key, new BooleanEntry(defaultValue));
BooleanEntry entry = keeper.registerEntry(key, new BooleanEntry(defaultValue));
return entry.getValue();
}
return val != null ? val : defaultValue;
}
protected boolean getBoolean(ConfigKey key) {
Boolean val = configKeeper.getValue(key);
Boolean val = keeper.getValue(key, BooleanEntry.class);
return val != null ? val : false;
}
protected boolean setBoolean(ConfigKey key, boolean value) {
try {
BooleanEntry entry = configKeeper.getEntry(key);
BooleanEntry entry = keeper.getEntry(key, BooleanEntry.class);
if (entry == null) return false;
entry.setValue(value);
return true;

View file

@ -75,14 +75,17 @@ public final class ConfigKeeper {
}
@Nullable
@SuppressWarnings("unchecked")
public <E extends Entry<?>> E getEntry(ConfigKey key) {
return (E) this.configEntries.get(key);
public <T, E extends Entry<T>> E getEntry(ConfigKey key, Class<E> type) {
Entry<?> entry = this.configEntries.get(key);
if (type.isInstance(entry)) {
return type.cast(entry);
}
return null;
}
@Nullable
public <T> T getValue(ConfigKey key) {
Entry<T> entry = this.getEntry(key);
public <T, E extends Entry<T>> T getValue(ConfigKey key, Class<E> type) {
Entry<T> entry = this.getEntry(key, type);
if (entry == null) {
return null;
}
@ -207,11 +210,8 @@ public final class ConfigKeeper {
public static class EnumEntry<T extends Enum<T>> extends Entry<T> {
private final Type type;
public EnumEntry(T defaultValue) {
super(defaultValue);
this.type = new EntryType().getType();
}
@Override
@ -228,10 +228,6 @@ public final class ConfigKeeper {
public void toJson(JsonObject json, String key, T value) {
json.addProperty(key, JsonFactory.GSON.toJson(json, type));
}
private class EntryType extends TypeToken<T> {
private static final long serialVersionUID = 1L;
}
}
public static abstract class RangeEntry<T extends Comparable<T>> extends Entry<T> {
@ -261,6 +257,7 @@ public final class ConfigKeeper {
public static abstract class Entry<T> {
protected final T defaultValue;
protected final Type type;
protected Consumer<T> writer;
protected Supplier<T> reader;
@ -269,6 +266,7 @@ public final class ConfigKeeper {
public Entry (T defaultValue) {
this.defaultValue = defaultValue;
this.type = new EntryType().getType();
}
protected void setWriter(Consumer<T> writer) {
@ -279,6 +277,10 @@ public final class ConfigKeeper {
this.reader = reader;
}
public Type getType() {
return this.type;
}
public T getValue() {
return this.reader.get();
}
@ -294,5 +296,9 @@ public final class ConfigKeeper {
public void setDefault() {
this.setValue(defaultValue);
}
protected class EntryType extends TypeToken<T> {
private static final long serialVersionUID = 1L;
}
}
}

View file

@ -27,7 +27,7 @@ public class ConfigWriter {
return configObject;
}
public void saveConfig() {
public void save() {
if (configObject == null) {
return;
}
@ -41,10 +41,6 @@ public class ConfigWriter {
return configObject;
}
public void save() {
save(configFile, configObject);
}
public void save(JsonElement config) {
this.configObject = config.getAsJsonObject();
save(configFile, config);

View file

@ -4,6 +4,7 @@ import java.util.function.BiFunction;
import org.jetbrains.annotations.Nullable;
import net.minecraft.util.Identifier;
import ru.betterend.config.ConfigKeeper.Entry;
import ru.betterend.config.ConfigKeeper.RangeEntry;
public class IdConfig extends Config {
@ -22,13 +23,13 @@ public class IdConfig extends Config {
}
@Nullable
public <E extends Entry<?>> E getEntry(Identifier id, String key) {
return this.getEntry(createKey(id, key));
public <T, E extends Entry<T>> E getEntry(Identifier id, String key, Class<E> type) {
return this.getEntry(createKey(id, key), type);
}
@Nullable
public <T> T getDefault(Identifier id, String key) {
return this.getDefault(createKey(id, key));
public <T, E extends Entry<T>> T getDefault(Identifier id, String key, Class<E> type) {
return this.getDefault(createKey(id, key), type);
}
public String getString(Identifier id, String key, String defaultValue) {
@ -55,8 +56,8 @@ public class IdConfig extends Config {
return this.setInt(createKey(id, key), value);
}
public <T extends Comparable<T>> boolean setRanged(Identifier id, String key, T value) {
return this.setRanged(createKey(id, key), value);
public <T extends Comparable<T>, RE extends RangeEntry<T>> boolean setRanged(Identifier id, String key, T value, Class<RE> type) {
return this.setRanged(createKey(id, key), value, type);
}
public float getFloat(Identifier id, String key, float defaultValue) {