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seanyinxseanyinx
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added questions for contest
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8 files changed

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-1
lines changed

8 files changed

+268
-1
lines changed

‎.gitignore

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.idea/
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target/
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.DS_Store
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.vscode/
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.log
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.mvn
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*.iml
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generated-src/

‎pom.xml

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<version>1.3</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>com.google.guava</groupId>
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<artifactId>guava</artifactId>
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<version>18.0</version>
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</dependency>
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</dependencies>
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</project>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-jar-plugin</artifactId>
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<version>2.6</version>
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<executions>
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<execution>
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<goals>
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<goal>test-jar</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>

‎src/main/java/com/oneapm/coffee/maker/CoffeeMaker.java

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package com.oneapm.coffee.maker;
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import static com.oneapm.coffee.maker.CoffeeType.BLACK;
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import static com.oneapm.coffee.maker.CoffeeType.CAPPUCCINO;
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import static com.oneapm.coffee.maker.CoffeeType.ESPRESSO;
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import static com.oneapm.coffee.maker.CoffeeType.LATTE;
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import static com.oneapm.coffee.maker.CoffeeType.MOCHA;
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public class CoffeeMaker {
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static final String WATER = "Water";
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public void makeCoffee(
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Pourable pourable,
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CoffeeType type
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) {
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if (type == CAPPUCCINO) {
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pouringCappuccinoPowder(pourable);
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} else if (type == BLACK) {
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pouringBlackPowder(pourable);
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} else if (type == MOCHA) {
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pouringMochaPowder(pourable);
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} else if (type == LATTE) {
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pouringLattePowder(pourable);
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} else if (type == ESPRESSO) {
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pouringEspressoPowder(pourable);
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}
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pouringBoilingWater(pourable);
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}
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private void pouringBoilingWater(Pourable pourable) {
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pourable.pour(WATER);
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}
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private void pouringBlackPowder(Pourable pourable) {
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// more secret recipe here
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pourable.pour(BLACK.name());
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}
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private void pouringMochaPowder(Pourable pourable) {
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// more secret recipe here
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pourable.pour(MOCHA.name());
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}
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private void pouringLattePowder(Pourable pourable) {
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// more secret recipe here
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pourable.pour(LATTE.name());
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}
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private void pouringEspressoPowder(Pourable pourable) {
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// more secret recipe here
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pourable.pour(ESPRESSO.name());
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}
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private void pouringCappuccinoPowder(Pourable pourable) {
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// more secret recipe here
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pourable.pour(CAPPUCCINO.name());
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}
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}

‎src/main/java/com/oneapm/coffee/maker/CoffeeType.java

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package com.oneapm.coffee.maker;
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public enum CoffeeType {
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CAPPUCCINO,
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BLACK,
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MOCHA,
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LATTE,
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ESPRESSO
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}

‎src/main/java/com/oneapm/coffee/maker/Pourable.java

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package com.oneapm.coffee.maker;
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interface Pourable {
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void pour(String stuff);
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}

‎src/main/resources/sqltrace_data_entity.sql

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CREATE TABLE `sqltrace_data_entity` (
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`sql_trace_id` bigint(20) NOT NULL AUTO_INCREMENT,
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`blame_metric_name` varchar(500) NOT NULL,
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`uri` varchar(500) DEFAULT NULL,
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`sql_id` bigint(20) NOT NULL,
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`metric_name` varchar(500) NOT NULL,
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`call_count` int(11) NOT NULL,
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`min_time` float(10) NOT NULL,
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`max_time` float(10) NOT NULL,
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`application_id` bigint(20) NOT NULL,
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`parameters` text NOT NULL,
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`total_time` float(10) NOT NULL,
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`avg_time` float(10) NOT NULL,
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`sql_info` text NOT NULL,
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`record_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
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`agent_run_id` bigint(20) NOT NULL,
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`user_id` bigint(20) NOT NULL DEFAULT '0',
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PRIMARY KEY (`sql_trace_id`),
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KEY `i_appid_agentid_time_name` (`application_id`,`agent_run_id`,`record_time`,`metric_name`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8;

‎src/test/java/com/oneapm/coffee/maker/CoffeeMakerTest.java

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package com.oneapm.coffee.maker;
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import org.junit.Test;
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import java.util.ArrayList;
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import java.util.List;
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import static com.oneapm.coffee.maker.CoffeeType.BLACK;
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import static com.oneapm.coffee.maker.CoffeeType.CAPPUCCINO;
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import static com.oneapm.coffee.maker.CoffeeType.ESPRESSO;
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import static com.oneapm.coffee.maker.CoffeeType.LATTE;
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import static com.oneapm.coffee.maker.CoffeeType.MOCHA;
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import static org.hamcrest.MatcherAssert.assertThat;
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import static org.hamcrest.Matchers.contains;
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public class CoffeeMakerTest {
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private final List<String> contents = new ArrayList<>();
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private final Pourable pourable = contents::add;
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private final CoffeeMaker coffeeMaker = new CoffeeMaker();
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@Test
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public void makesCappuccino() {
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coffeeMaker.makeCoffee(pourable, CAPPUCCINO);
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assertThat(contents, contains(CAPPUCCINO.name(), CoffeeMaker.WATER));
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}
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@Test
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public void makesBlack() {
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coffeeMaker.makeCoffee(pourable, BLACK);
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assertThat(contents, contains(BLACK.name(), CoffeeMaker.WATER));
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}
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@Test
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public void makesMocha() {
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coffeeMaker.makeCoffee(pourable, MOCHA);
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assertThat(contents, contains(MOCHA.name(), CoffeeMaker.WATER));
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}
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@Test
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public void makesLatte() {
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coffeeMaker.makeCoffee(pourable, LATTE);
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assertThat(contents, contains(LATTE.name(), CoffeeMaker.WATER));
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}
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@Test
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public void makesEspresso() {
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coffeeMaker.makeCoffee(pourable, ESPRESSO);
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assertThat(contents, contains(ESPRESSO.name(), CoffeeMaker.WATER));
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}
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}

‎src/test/java/com/oneapm/tps/agent/service/domain/SqlTraceDataEntityReflectionTest.java

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package com.oneapm.tps.agent.service.domain;
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import org.junit.Test;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import static com.google.common.base.CaseFormat.LOWER_CAMEL;
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import static com.google.common.base.CaseFormat.LOWER_UNDERSCORE;
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import static org.hamcrest.core.Is.is;
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import static org.junit.Assert.assertArrayEquals;
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import static org.junit.Assert.assertThat;
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public class SqlTraceDataEntityReflectionTest {
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private final Map<String, String> expectedFields = new HashMap<String, String>() {
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{
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put("sql_trace_id", "bigint");
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put("blame_metric_name", "varchar");
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put("uri", "varchar");
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put("sql_id", "bigint");
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put("metric_name", "varchar");
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put("call_count", "int");
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put("min_time", "float");
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put("max_time", "float");
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put("application_id", "bigint");
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put("parameters", "varchar");
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put("total_time", "float");
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put("avg_time", "float");
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put("sql_info", "varchar");
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put("record_time", "bigint");
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put("agent_run_id", "bigint");
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put("user_id", "bigint");
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}
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};
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private final Map<String, String> types = new HashMap<String, String>() {{
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put("long", "bigint");
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put("int", "int");
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put("float", "float");
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put("class java.lang.String", "varchar");
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}};
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@Test
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public void dataSourceHasExpectedFields() throws ClassNotFoundException {
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Class<?> dataSourceEntity = Class.forName("com.oneapm.tps.agent.service.domain.SqltraceDataEntity");
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List<String> actualFieldNames = new ArrayList<>();
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Map<String, String> actualFields = new HashMap<>();
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for (Field field : dataSourceEntity.getDeclaredFields()) {
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String nameWithUnderscore = LOWER_CAMEL.to(LOWER_UNDERSCORE, field.getName());
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actualFieldNames.add(nameWithUnderscore);
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actualFields.put(nameWithUnderscore, types.get(field.getType().toString()));
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assertThat(field.getModifiers(), is(Modifier.PRIVATE));
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}
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List<String> expectedNames = new ArrayList<>(expectedFields.keySet());
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Collections.sort(expectedNames);
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Collections.sort(actualFieldNames);
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assertArrayEquals(expectedNames.toArray(), actualFieldNames.toArray());
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for (String fieldName : expectedFields.keySet()) {
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assertThat(actualFields.containsKey(fieldName), is(true));
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assertThat(
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String.format("field type of %s", fieldName),
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actualFields.get(fieldName),
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is(expectedFields.get(fieldName)));
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}
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}
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}

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