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/*
 * Licensed to the Apache Software Foundation (ASF) 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 org.apache.phoenix.mapreduce.util;

import org.apache.hadoop.io.WritableUtils;

import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;

public class ViewInfoTracker implements ViewInfoWritable {

    String tenantId;
    String viewName;
    String relationName;
    long phoenixTtl;
    boolean isIndexRelation;

    public ViewInfoTracker() {

    }

    public ViewInfoTracker(String tenantId, String viewName, long phoenixTtl,
                           String relationName, boolean isIndexRelation) {
        setTenantId(tenantId);
        this.viewName = viewName;
        this.phoenixTtl = phoenixTtl;
        this.relationName = relationName;
        this.isIndexRelation = isIndexRelation;
    }

    private void setTenantId(String tenantId) {
        if (tenantId != null) {
            this.tenantId = tenantId;
        }
    }

    @Override
    public String getTenantId() {
        return tenantId;
    }

    @Override
    public String getViewName() {
        return viewName;
    }

    @Override
    public String getRelationName() {
        return relationName;
    }

    @Override
    public boolean isIndexRelation() {
        return this.isIndexRelation;
    }

    public long getPhoenixTtl() {
        return phoenixTtl;
    }

    @Override public void write(DataOutput output) throws IOException {
        WritableUtils.writeString(output, tenantId);
        WritableUtils.writeString(output, viewName);
        WritableUtils.writeVLong(output, phoenixTtl);
        WritableUtils.writeString(output, relationName);
        WritableUtils.writeString(output, isIndexRelation ? "true" : "false");
    }

    @Override public void readFields(DataInput input) throws IOException {
        setTenantId(WritableUtils.readString(input));
        viewName = WritableUtils.readString(input);
        phoenixTtl = WritableUtils.readVLong(input);
        relationName = WritableUtils.readString(input);
        isIndexRelation = WritableUtils.readString(input).equals("true");
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("ViewName" + this.viewName);
        if (this.tenantId != null) {
            sb.append(", Tenant:" + this.tenantId);
        }
        if (this.isIndexRelation) {
            sb.append(", IndexName:" + this.relationName);
        } else {
            sb.append(", BaseTableName:" + this.relationName);
        }

        return sb.toString();
    }
}