/**
* Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.core.blueprints;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;
import java.util.HashSet;
import net.minecraft.block.Block;
import net.minecraft.entity.Entity;
import net.minecraft.init.Blocks;
import net.minecraftforge.common.config.Configuration;
import net.minecraftforge.common.config.Property;
import buildcraft.api.blueprints.ISchematicRegistry;
import buildcraft.api.blueprints.Schematic;
import buildcraft.api.blueprints.SchematicBlock;
import buildcraft.api.blueprints.SchematicEntity;
import buildcraft.api.core.BCLog;
import buildcraft.api.core.JavaTools;
public final class SchematicRegistry implements ISchematicRegistry {
public static SchematicRegistry INSTANCE = new SchematicRegistry();
public final HashMap<String, SchematicConstructor> schematicBlocks =
new HashMap<String, SchematicConstructor>();
public final HashMap<Class<? extends Entity>, SchematicConstructor> schematicEntities = new HashMap<Class<? extends Entity>, SchematicConstructor>();
private final HashSet<String> modsForbidden = new HashSet<String>();
private final HashSet<String> blocksForbidden = new HashSet<String>();
private SchematicRegistry() {
}
public class SchematicConstructor {
public final Class<? extends Schematic> clazz;
public final Object[] params;
private final Constructor<?> constructor;
SchematicConstructor(Class<? extends Schematic> clazz, Object[] params) throws IllegalArgumentException {
this.clazz = clazz;
this.params = params;
this.constructor = findConstructor();
}
public Schematic newInstance() throws IllegalAccessException, InvocationTargetException, InstantiationException {
return (Schematic) constructor.newInstance(params);
}
private Constructor<?> findConstructor() throws IllegalArgumentException {
for (Constructor<?> c : clazz.getConstructors()) {
Class<?>[] typesSignature = c.getParameterTypes();
if (typesSignature.length != params.length) {
// non-matching constructor count arguments, skip
continue;
}
boolean valid = true;
for (int i = 0; i < params.length; i++) {
if (params[i] == null) {
// skip checking for null parameters
continue;
}
Class<?> paramClass = params[i].getClass();
if (!(typesSignature[i].isAssignableFrom(paramClass)
|| (typesSignature[i] == int.class && paramClass == Integer.class)
|| (typesSignature[i] == double.class && paramClass == Double.class)
|| (typesSignature[i] == boolean.class && paramClass == Boolean.class))) {
// constructor has non assignable parameters skip constructor...
valid = false;
break;
}
}
if (!valid) {
continue;
}
return c;
}
throw new IllegalArgumentException("Builder: Could not find matching constructor for class " + clazz);
}
}
public void registerSchematicBlock(Block block, Class<? extends Schematic> clazz, Object... params) {
for (int i = 0; i < 16; i++) {
registerSchematicBlock(block, i, clazz, params);
}
}
public void registerSchematicBlock(Block block, int meta, Class<? extends Schematic> clazz, Object... params) {
if (block == null || Block.blockRegistry.getNameForObject(block) == null || "null".equals(Block.blockRegistry.getNameForObject(block))) {
BCLog.logger.warn("Builder: Mod tried to register block schematic with a null name! Ignoring.");
return;
}
if (schematicBlocks.containsKey(toStringKey(block, meta))) {
throw new RuntimeException("Builder: Block " + Block.blockRegistry.getNameForObject(block) + " is already associated with a schematic.");
}
schematicBlocks.put(toStringKey(block, meta), new SchematicConstructor(clazz, params));
}
public void registerSchematicEntity(
Class<? extends Entity> entityClass,
Class<? extends SchematicEntity> schematicClass, Object... params) {
if (schematicEntities.containsKey(entityClass)) {
throw new RuntimeException("Builder: Entity " + entityClass.getName() + " is already associated with a schematic.");
}
schematicEntities.put(entityClass, new SchematicConstructor(schematicClass, params));
}
public SchematicBlock createSchematicBlock(Block block, int metadata) {
if (block == null || block == Blocks.air || metadata < 0 || metadata >= 16) {
return null;
}
SchematicConstructor c = schematicBlocks.get(toStringKey(block, metadata));
if (c == null) {
return null;
}
try {
SchematicBlock s = (SchematicBlock) c.newInstance();
s.block = block;
return s;
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
}
return null;
}
public SchematicEntity createSchematicEntity(Class<? extends Entity> entityClass) {
if (!schematicEntities.containsKey(entityClass)) {
return null;
}
try {
SchematicConstructor c = schematicEntities.get(entityClass);
SchematicEntity s = (SchematicEntity) c.newInstance();
s.entity = entityClass;
return s;
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (InstantiationException e) {
e.printStackTrace();
}
return null;
}
public boolean isSupported(Block block, int metadata) {
return schematicBlocks.containsKey(toStringKey(block, metadata));
}
public boolean isAllowedForBuilding(Block block, int metadata) {
String name = Block.blockRegistry.getNameForObject(block);
return isSupported(block, metadata) && !blocksForbidden.contains(name) && !modsForbidden.contains(name.split(":", 2)[0]);
}
public void readConfiguration(Configuration conf) {
Property excludedMods = conf.get(Configuration.CATEGORY_GENERAL, "builder.excludedMods", new String[0],
"mods that should be excluded from the builder.");
Property excludedBlocks = conf.get(Configuration.CATEGORY_GENERAL, "builder.excludedBlocks", new String[0],
"blocks that should be excluded from the builder.");
for (String id : excludedMods.getStringList()) {
String strippedId = JavaTools.stripSurroundingQuotes(id.trim());
if (strippedId.length() > 0) {
modsForbidden.add(strippedId);
}
}
for (String id : excludedBlocks.getStringList()) {
String strippedId = JavaTools.stripSurroundingQuotes(id.trim());
if (strippedId.length() > 0) {
blocksForbidden.add(strippedId);
}
}
}
private String toStringKey(Block block, int meta) {
return Block.blockRegistry.getNameForObject(block) + ":" + meta;
}
}