cd.go.contrib.elasticagents.dockerswarm.elasticagent.executors.MemoryMetadata.java Source code

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Here is the source code for cd.go.contrib.elasticagents.dockerswarm.elasticagent.executors.MemoryMetadata.java

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/*
 * Copyright 2016 ThoughtWorks, Inc.
 *
 * 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 cd.go.contrib.elasticagents.dockerswarm.elasticagent.executors;

import cd.go.contrib.elasticagents.dockerswarm.elasticagent.utils.Size;
import org.apache.commons.lang.StringUtils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class MemoryMetadata extends Metadata {

    public MemoryMetadata(String key, boolean required) {
        super(key, required, false);
    }

    @Override
    protected String doValidate(String input) {
        List<String> errors = new ArrayList<>(Arrays.asList(super.doValidate(input)));

        try {
            Size.parse(input);
        } catch (Exception e) {
            errors.add(e.getMessage());
        }

        errors.removeAll(Collections.singleton(null));

        if (errors.isEmpty()) {
            return null;
        }
        return StringUtils.join(errors, ". ");
    }
}