package com.thinkbiganalytics.discovery.model;
/*-
* #%L
* thinkbig-schema-discovery-model2
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.thinkbiganalytics.discovery.schema.QueryResult;
import com.thinkbiganalytics.discovery.schema.QueryResultColumn;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Model used to pass the query results
*/
@JsonIgnoreProperties(ignoreUnknown = true)
public class DefaultQueryResult implements QueryResult {
private String query;
@JsonDeserialize(contentAs = DefaultQueryResultColumn.class)
@JsonSerialize(contentAs = DefaultQueryResultColumn.class)
private List<QueryResultColumn> columns;
@JsonDeserialize(contentAs = DefaultQueryResultColumn.class)
@JsonSerialize(contentAs = DefaultQueryResultColumn.class)
private Map<String, QueryResultColumn> columnFieldMap;
@JsonDeserialize(contentAs = DefaultQueryResultColumn.class)
@JsonSerialize(contentAs = DefaultQueryResultColumn.class)
private Map<String, QueryResultColumn> columnDisplayNameMap;
private List<Map<String, Object>> rows;
/**
* constructor
*
* @param query the query string
*/
public DefaultQueryResult(@JsonProperty("query") String query) {
this.query = query;
}
@Override
public List<QueryResultColumn> getColumns() {
return columns;
}
@Override
public void setColumns(List<QueryResultColumn> columns) {
this.columns = columns;
this.columnFieldMap = new HashMap<>();
this.columnDisplayNameMap = new HashMap<>();
if (columns != null) {
int index = 0;
for (QueryResultColumn column : columns) {
column.setIndex(index);
columnFieldMap.put(column.getField(), column);
columnDisplayNameMap.put(column.getDisplayName(), column);
index++;
}
}
}
@Override
public boolean isEmpty() {
return this.getRows().isEmpty();
}
@Override
public List<Map<String, Object>> getRows() {
if (rows == null) {
rows = new ArrayList<>();
}
return rows;
}
@Override
public void addRow(Map<String, Object> data) {
getRows().add(data);
}
@Override
public String getQuery() {
return query;
}
@Override
public Map<String, QueryResultColumn> getColumnFieldMap() {
return columnFieldMap;
}
@Override
public Map<String, QueryResultColumn> getColumnDisplayNameMap() {
return columnDisplayNameMap;
}
}