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BlockStateMaskParser.java
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BlockStateMaskParser.java
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/*
* WorldEdit, a Minecraft world manipulation toolkit
* Copyright (C) sk89q <http://www.sk89q.com>
* Copyright (C) WorldEdit team and contributors
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.extension.factory.parser.mask;
import com.google.common.base.Splitter;
import com.sk89q.worldedit.WorldEdit;
import com.sk89q.worldedit.extension.input.InputParseException;
import com.sk89q.worldedit.extension.input.ParserContext;
import com.sk89q.worldedit.function.mask.BlockStateMask;
import com.sk89q.worldedit.function.mask.Mask;
import com.sk89q.worldedit.internal.registry.InputParser;
import java.util.stream.Stream;
public class BlockStateMaskParser extends InputParser<Mask> {
public BlockStateMaskParser(WorldEdit worldEdit) {
super(worldEdit);
}
@Override
public Stream<String> getSuggestions(String input) {
if (input.isEmpty()) {
return Stream.of("^[", "^=[");
}
return Stream.of("^[", "^=[").filter(s -> s.startsWith(input)); // no block type, can't suggest states
}
@Override
public Mask parseFromInput(String input, ParserContext context) throws InputParseException {
if (!(input.startsWith("^[") || input.startsWith("^=[")) || !input.endsWith("]")) {
return null;
}
boolean strict = input.charAt(1) == '=';
String states = input.substring(2 + (strict ? 1 : 0), input.length() - 1);
try {
return new BlockStateMask(context.getExtent(),
Splitter.on(',').omitEmptyStrings().trimResults().withKeyValueSeparator('=').split(states),
strict);
} catch (Exception e) {
throw new InputParseException("Invalid states.", e);
}
}
}