public boolean doesIndexExist(String indexToCheckParam) {
		if(indexToCheckParam == null || indexToCheckParam.trim().isEmpty()) {
			return false;
		}

		if(this.client == null) {
			throw new FluidElasticSearchException(
					"ElasticSearch client is not initialized.");
		}

		return this.client.admin().cluster()
				.prepareState().execute()
				.actionGet().getState()
				.getMetaData().hasIndex(indexToCheckParam);
	}
public boolean doesIndexExist(String indexToCheckParam) {
		if(indexToCheckParam == null || indexToCheckParam.trim().isEmpty()) {
			return false;
		}

		if(this.client == null) {
			throw new FluidElasticSearchException(
					"ElasticSearch client is not initialized.");
		}

		return this.client.admin().cluster()
				.prepareState().execute()
				.actionGet().getState()
				.getMetaData().hasIndex(indexToCheckParam);
	}
public boolean doesIndexExist ( String indexToCheckParam ) { if ( indexToCheckParam == null || indexToCheckParam . trim ( ) . isEmpty ( ) ) { return false ; } if ( this . client == null ) { throw new FluidElasticSearchException ( "ElasticSearch client is not initialized." ) ; } return this . client . admin ( ) . cluster ( ) . prepareState ( ) . execute ( ) . actionGet ( ) . getState ( ) . getMetaData ( ) . hasIndex ( indexToCheckParam ) ; }
Confirms whether index with the name {@code indexToCheckParam} exists.

@param indexToCheckParam ElasticSearch index to check for existance.
@return {@code true} if ElasticSearch index {@code indexToCheckParam} exists, otherwise {@code false}.
Confirms whether index with the name { @code indexToCheckParam } exists .