Java tutorial
/** * 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 com.hortonworks.pso.data.generator; import static org.junit.Assert.*; import com.fasterxml.jackson.databind.JsonNode; import com.fasterxml.jackson.databind.ObjectMapper; import com.hortonworks.pso.data.generator.fields.StringField; import org.junit.Test; import java.io.File; public class StringFieldTest { @Test public void TestOne() { assertTrue(true); ObjectMapper mapper = new ObjectMapper(); try { JsonNode rootNode = mapper.readValue(new File("src/main/resources/sample-record-generator.json"), JsonNode.class); System.out.println(rootNode.size()); JsonNode array = rootNode.get("fields"); System.out.println(array.size()); JsonNode field1 = array.get(0); System.out.println(field1.size()); JsonNode f1type = field1.get("string"); StringField sf = new StringField(f1type); System.out.println(sf.getValue()); } catch (Exception e) { e.printStackTrace(); } } }