org.gridgain.grid.kernal.managers.discovery.GridDiscoveryNodeShadowAdapter Maven / Gradle / Ivy

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/* 
 Copyright (C) GridGain Systems. All Rights Reserved.
 
 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.gridgain.grid.kernal.managers.discovery;

import org.gridgain.grid.*;
import org.gridgain.grid.util.typedef.internal.*;
import org.gridgain.grid.util.lang.*;
import org.gridgain.grid.util.tostring.*;

import java.util.*;

import static org.gridgain.grid.kernal.GridNodeAttributes.*;

/**
 * Convenient adapter for {@link GridNodeShadow}.
 */
class GridDiscoveryNodeShadowAdapter extends GridMetadataAwareAdapter implements GridNodeShadow {
    /** Node ID. */
    private UUID id;

    /** Node attributes. */
    @GridToStringExclude
    private Map attrs;

    /** Node addresses. */
    @GridToStringInclude
    private Collection addrs;

    /** Node host names. */
    @GridToStringInclude
    private Collection hostNames;

    /** Node startup order. */
    private long order;

    /** Creation timestamp. */
    private long created;

    /** */
    private boolean daemon;

    /** Last metrics snapshot. */
    @GridToStringExclude
    private GridNodeMetrics lastMetrics;

    /**
     * Creates node shadow adapter.
     *
     * @param node Node.
     */
    GridDiscoveryNodeShadowAdapter(GridNode node) {
        assert node != null;

        created = U.currentTimeMillis();
        id = node.id();
        attrs = Collections.unmodifiableMap(node.attributes());
        addrs = Collections.unmodifiableCollection(node.addresses());
        hostNames = Collections.unmodifiableCollection(node.hostNames());
        order = node.order();
        lastMetrics = node.metrics();
        daemon = "true".equalsIgnoreCase(this.attribute(ATTR_DAEMON));
    }

    /** {@inheritDoc} */
    @Override public boolean isDaemon() {
        return daemon;
    }

    /** {@inheritDoc} */
    @Override public long created() {
        return created;
    }

    /** {@inheritDoc} */
    @Override public GridNodeMetrics lastMetrics() {
        return lastMetrics;
    }

    /** {@inheritDoc} */
    @Override public UUID id() {
        return id;
    }

    /** {@inheritDoc} */
    @Override public String gridName() {
        return attribute(ATTR_GRID_NAME);
    }

    /** {@inheritDoc} */
    @SuppressWarnings({"unchecked"})
    @Override public  T attribute(String name) {
        return (T)attrs.get(name);
    }

    /** {@inheritDoc} */
    @Override public Map attributes() {
        return attrs;
    }

    /** {@inheritDoc} */
    @Override public long order() {
        return order;
    }

    /** {@inheritDoc} */
    @Override public Collection addresses() {
        return addrs;
    }

    /** {@inheritDoc} */
    @Override public Collection hostNames() {
        return hostNames;
    }

    /** {@inheritDoc} */
    @Override public String toString() {
        return S.toString(GridDiscoveryNodeShadowAdapter.class, this, "gridName", gridName());
    }
}