tachyon.master.file.journal.InodeEntry.java Source code

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/*
 * Licensed to the University of California, Berkeley under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You 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 tachyon.master.file.journal;

import java.util.Map;

import com.google.common.base.Objects;
import com.google.common.collect.Maps;

import tachyon.master.journal.JournalEntry;
import tachyon.master.journal.JournalEntryType;

public abstract class InodeEntry implements JournalEntry {
    protected final long mId;
    protected final long mParentId;
    protected final String mName;
    protected final boolean mPersisted;
    protected final boolean mPinned;
    protected final long mCreationTimeMs;
    protected final long mLastModificationTimeMs;

    public InodeEntry(long creationTimeMs, long id, String name, long parentId, boolean persisted, boolean pinned,
            long lastModificationTimeMs) {
        mId = id;
        mParentId = parentId;
        mName = name;
        mPersisted = persisted;
        mPinned = pinned;
        mCreationTimeMs = creationTimeMs;
        mLastModificationTimeMs = lastModificationTimeMs;
    }

    @Override
    public abstract JournalEntryType getType();

    @Override
    public Map<String, Object> getParameters() {
        Map<String, Object> parameters = Maps.newHashMapWithExpectedSize(6);
        parameters.put("id", mId);
        parameters.put("parentId", mParentId);
        parameters.put("name", mName);
        parameters.put("persisted", mPersisted);
        parameters.put("pinned", mPinned);
        parameters.put("creationTimeMs", mCreationTimeMs);
        parameters.put("lastModificationTimeMs", mLastModificationTimeMs);
        return parameters;
    }

    @Override
    public int hashCode() {
        return Objects.hashCode(mId, mParentId, mName, mPinned, mPersisted, mCreationTimeMs,
                mLastModificationTimeMs);
    }

    @Override
    public boolean equals(Object object) {
        if (object instanceof InodeEntry) {
            InodeEntry that = (InodeEntry) object;
            return Objects.equal(mId, that.mId) && Objects.equal(mParentId, that.mParentId)
                    && Objects.equal(mName, that.mName) && Objects.equal(mPersisted, that.mPersisted)
                    && Objects.equal(mPinned, that.mPinned) && Objects.equal(mCreationTimeMs, that.mCreationTimeMs)
                    && Objects.equal(mLastModificationTimeMs, that.mLastModificationTimeMs);
        }
        return false;
    }
}