DefaultCommandTree.java

package org.heat.world.commands;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import lombok.Getter;
import org.heat.shared.stream.ImmutableCollectors;

import java.util.List;
import java.util.Map;
import java.util.function.Function;

/**
 * Managed by romain on 11/03/2015.
 */
@Getter
public class DefaultCommandTree implements CommandTree{
    private final String name;
    private final Command command;
    private final Map<String, CommandArg> arguments;
    private final Map<String, CommandTree> subCommandTrees;
    private final Map<String, CommandArg> requiredArguments;
    private final List<Class> conditions;
    private final List<String> aliases;

    public DefaultCommandTree(String name,
                              Command command,
                              Map<String, CommandArg> arguments,
                              Map<String, CommandTree> subCommandTrees,
                              List<Class> conditions,
                              List<String> aliases) {
        this.name = name;
        this.command = command;
        this.arguments = ImmutableMap.copyOf(arguments);
        this.subCommandTrees = ImmutableMap.copyOf(subCommandTrees);
        this.conditions = ImmutableList.copyOf(conditions);
        this.aliases = ImmutableList.copyOf(aliases);

        this.requiredArguments = arguments.values()
                .stream()
                .filter(CommandArg::isRequired)
                .collect(ImmutableCollectors.toMap(CommandArg::getLabel, Function.identity()));
    }
}