Java tutorial
/** * Copyright (C) 2012 - 2013 Xeiam LLC http://xeiam.com * * Permission is hereby granted, free of charge, to any person obtaining a copy of * this software and associated documentation files (the "Software"), to deal in * the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is furnished to do * so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package com.xeiam.xchange.btce.service.marketdata; import static org.fest.assertions.api.Assertions.assertThat; import java.io.IOException; import java.io.InputStream; import java.math.BigDecimal; import java.text.SimpleDateFormat; import java.util.TimeZone; import org.junit.Test; import com.fasterxml.jackson.databind.ObjectMapper; import com.xeiam.xchange.btce.dto.marketdata.BTCETicker; import com.xeiam.xchange.utils.DateUtils; /** * Test BTCETicker JSON parsing */ public class BTCETickerJSONTest { @Test public void testUnmarshal() throws IOException { // Read in the JSON from the example resources InputStream is = BTCETickerJSONTest.class.getResourceAsStream("/marketdata/example-ticker-data.json"); // Use Jackson to parse it ObjectMapper mapper = new ObjectMapper(); BTCETicker BTCETicker = mapper.readValue(is, BTCETicker.class); // Verify that the example data was unmarshalled correctly assertThat(BTCETicker.getTicker().getLast()).isEqualTo(new BigDecimal("13.07")); assertThat(BTCETicker.getTicker().getHigh()).isEqualTo(new BigDecimal("13.23")); assertThat(BTCETicker.getTicker().getLow()).isEqualTo(new BigDecimal("13")); assertThat(BTCETicker.getTicker().getVol()).isEqualTo(new BigDecimal("40418.44988")); SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); f.setTimeZone(TimeZone.getTimeZone("UTC")); String dateString = f.format(DateUtils.fromMillisUtc(BTCETicker.getTicker().getServerTime() * 1000L)); assertThat(dateString).isEqualTo("2012-12-22 19:12:09"); } }