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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onosproject.ui.table;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
/**
* Provides static utility methods for dealing with tables.
*/
public final class TableUtils {
private static final ObjectMapper MAPPER = new ObjectMapper();
// non-instantiable
private TableUtils() { }
/**
* Generates a JSON array node from a table model.
*
* @param tm the table model
* @return the array node representation
*/
public static ArrayNode generateArrayNode(TableModel tm) {
ArrayNode array = MAPPER.createArrayNode();
for (TableModel.Row r : tm.getRows()) {
array.add(toJsonNode(r, tm));
}
return array;
}
private static JsonNode toJsonNode(TableModel.Row row, TableModel tm) {
ObjectNode result = MAPPER.createObjectNode();
String[] keys = tm.getColumnIds();
String[] cells = row.getAsFormattedStrings();
int n = keys.length;
for (int i = 0; i < n; i++) {
result.put(keys[i], cells[i]);
}
return result;
}
}
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