[BAEL-13597] - Added new module : httpclient-simple, updated httpclient with new version and code

httpclient-simple/src/main/resources/logback.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
+            </pattern>
+        </encoder>
+    </appender>
+
+    <logger name="org.springframework" level="WARN" />
+    <logger name="org.springframework.transaction" level="WARN" />
+
+    <!-- in order to debug some marshalling issues, this needs to be TRACE -->
+    <logger name="org.springframework.web.servlet.mvc" level="WARN" />
+
+    <root level="INFO">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>

httpclient-simple/src/test/java/org/baeldung/httpclient/ResponseUtil.java

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+package org.baeldung.httpclient;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.client.methods.CloseableHttpResponse;
+
+import java.io.IOException;
+
+public final class ResponseUtil {
+    private ResponseUtil() {
+    }
+
+    public static void closeResponse(CloseableHttpResponse response) throws IOException {
+        if (response == null) {
+            return;
+        }
+
+        try {
+            final HttpEntity entity = response.getEntity();
+            if (entity != null) {
+                entity.getContent().close();
+            }
+        } finally {
+            response.close();
+        }
+    }
+}

httpclient-simple/src/test/java/org/baeldung/httpclient/base/HttpClientBasicLiveTest.java

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+package org.baeldung.httpclient.base;
+
+import org.apache.http.HttpStatus;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.entity.ContentType;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.util.EntityUtils;
+import org.baeldung.httpclient.ResponseUtil;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.junit.Assert.assertThat;
+
+public class HttpClientBasicLiveTest {
+
+    private static final String SAMPLE_URL = "http://www.github.com";
+
+    private CloseableHttpClient instance;
+
+    private CloseableHttpResponse response;
+
+    @Before
+    public final void before() {
+        instance = HttpClientBuilder.create().build();
+    }
+
+    @After
+    public final void after() throws IllegalStateException, IOException {
+        ResponseUtil.closeResponse(response);
+    }
+
+    // tests
+
+    // simple request - response
+
+    @Test
+    public final void whenExecutingBasicGetRequest_thenNoExceptions() throws ClientProtocolException, IOException {
+        response = instance.execute(new HttpGet(SAMPLE_URL));
+    }
+
+    @Test
+    public final void givenGetRequestExecuted_whenAnalyzingTheResponse_thenCorrectStatusCode() throws ClientProtocolException, IOException {
+        response = instance.execute(new HttpGet(SAMPLE_URL));
+        final int statusCode = response.getStatusLine().getStatusCode();
+        assertThat(statusCode, equalTo(HttpStatus.SC_OK));
+    }
+
+    @Test
+    public final void givenGetRequestExecuted_whenAnalyzingTheResponse_thenCorrectMimeType() throws ClientProtocolException, IOException {
+        response = instance.execute(new HttpGet(SAMPLE_URL));
+        final String contentMimeType = ContentType.getOrDefault(response.getEntity()).getMimeType();
+
+        assertThat(contentMimeType, equalTo(ContentType.TEXT_HTML.getMimeType()));
+    }
+
+    @Test
+    public final void givenGetRequestExecuted_whenAnalyzingTheResponse_thenCorrectBody() throws ClientProtocolException, IOException {
+        response = instance.execute(new HttpGet(SAMPLE_URL));
+        final String bodyAsString = EntityUtils.toString(response.getEntity());
+
+        assertThat(bodyAsString, notNullValue());
+    }
+
+}

httpclient-simple/src/test/resources/.gitignore

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+*.class
+
+#folders#
+/target
+/neoDb*
+/data
+/src/main/webapp/WEB-INF/classes
+*/META-INF/*
+
+# Packaged files #
+*.jar
+*.war
+*.ear