co.cask.cdap.proto.SystemServiceLiveInfo.java Source code

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Here is the source code for co.cask.cdap.proto.SystemServiceLiveInfo.java

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/*
 * Copyright  2015 Cask Data, 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 co.cask.cdap.proto;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;

import java.util.List;
import javax.annotation.Nullable;

/**
 * Live info for a system service.
 */
public class SystemServiceLiveInfo {

    private final List<Containers.ContainerInfo> containers;

    public SystemServiceLiveInfo(List<Containers.ContainerInfo> containers) {
        this.containers = ImmutableList.copyOf(containers);
    }

    @Nullable
    public List<Containers.ContainerInfo> getContainers() {
        return containers;
    }

    public static Builder builder() {
        return new Builder();
    }

    /**
     *
     */
    public static class Builder {
        private final List<Containers.ContainerInfo> containers = Lists.newArrayList();

        public Builder addContainer(Containers.ContainerInfo containerInfo) {
            containers.add(containerInfo);
            return this;
        }

        public SystemServiceLiveInfo build() {
            return new SystemServiceLiveInfo(containers);
        }
    }
}