CommandUtils.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *     http://www.apache.org/licenses/LICENSE-2.0
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.workbench.common.stunner.core.command.util;

import java.util.LinkedList;
import java.util.List;

import org.kie.workbench.common.stunner.core.command.CommandResult;
import org.kie.workbench.common.stunner.core.rule.RuleViolation;

public class CommandUtils {

    public static boolean isError(final CommandResult<?> result) {
        return isCommandResultError(result);
    }

    public static CommandResult.Type getType(final RuleViolation violation) {
        switch (violation.getViolationType()) {
            case ERROR:
                return CommandResult.Type.ERROR;
            case WARNING:
                return CommandResult.Type.WARNING;
        }
        return CommandResult.Type.INFO;
    }

    public static <V> List<V> toList(final Iterable<V> iterable) {
        final List<V> result = new LinkedList<>();
        iterable.iterator().forEachRemaining(result::add);
        return result;
    }

    private static boolean isCommandResultError(final CommandResult<?> result) {
        return result != null && CommandResult.Type.ERROR.equals(result.getType());
    }
}