co.cask.cdap.replication.StatusUtils.java Source code

Introduction

Here is the source code for co.cask.cdap.replication.StatusUtils.java

Source

/*
 * Copyright  2017 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.replication;

import co.cask.cdap.common.conf.Constants;
import org.apache.hadoop.conf.Configuration;

import java.io.IOException;

/**
 * Utility Functions for Replication Status Coprocessors
 */
public final class StatusUtils {

    private StatusUtils() {
    }

    public static String getReplicationStateTableName(Configuration conf) throws IOException {
        String name = conf.get(ReplicationConstants.ReplicationStatusTool.REPLICATION_STATE_TABLE_NAME);
        String ns = conf.get(ReplicationConstants.ReplicationStatusTool.REPLICATION_STATE_TABLE_NAMESPACE);
        String nsPrefix = conf.get(Constants.Dataset.TABLE_PREFIX);
        String tableName = (nsPrefix != null) ? nsPrefix
                : "cdap" + "_" + (ns != null ? ns
                        : ReplicationConstants.ReplicationStatusTool.REPLICATION_STATE_TABLE_DEFAULT_NAMESPACE)
                        + ":" + (name != null ? name
                                : ReplicationConstants.ReplicationStatusTool.REPLICATION_STATE_TABLE_DEFAULT_NAME);
        return tableName;
    }
}