new httpclient timeout examples - old api and new api

httpclient/src/test/java/org/baeldung/httpclient/HttpClientTimeoutLiveTest.java

@@ -0,0 +1,95 @@
+package org.baeldung.httpclient;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.junit.Assert.assertThat;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.client.ClientProtocolException;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.params.CoreConnectionPNames;
+import org.apache.http.params.HttpConnectionParams;
+import org.apache.http.params.HttpParams;
+import org.junit.After;
+import org.junit.Test;
+
+public class HttpClientTimeoutLiveTest {
+
+    private CloseableHttpResponse response;
+
+    @After
+    public final void after() throws IllegalStateException, IOException {
+        if (response == null) {
+            return;
+        }
+
+        try {
+            final HttpEntity entity = response.getEntity();
+            if (entity != null) {
+                final InputStream instream = entity.getContent();
+                instream.close();
+            }
+        } finally {
+            response.close();
+        }
+    }
+
+    // tests
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public final void givenUsingDeprecatedApi_whenSettingTimeoutViaRawParams_thenCorrect() throws ClientProtocolException, IOException {
+        final int timeout = 2;
+        final DefaultHttpClient client = new DefaultHttpClient();
+        final HttpGet request = new HttpGet("http://www.github.com");
+
+        final HttpParams httpParams = client.getParams();
+        httpParams.setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, timeout * 1000);
+        httpParams.setParameter(CoreConnectionPNames.SO_TIMEOUT, timeout * 1000);
+        // httpParams.setLongParameter(ClientPNames.CONN_MANAGER_TIMEOUT, new Long(timeout * 1000)); // https://issues.apache.org/jira/browse/HTTPCLIENT-1418
+
+        response = client.execute(request);
+
+        assertThat(response.getStatusLine().getStatusCode(), equalTo(200));
+        client.close();
+    }
+
+    @SuppressWarnings("deprecation")
+    @Test
+    public final void givenUsingDeprecatedApi_whenSettingTimeoutViaHigherLevelApi_thenCorrect() throws ClientProtocolException, IOException {
+        final int timeout = 2;
+        final DefaultHttpClient client = new DefaultHttpClient();
+        final HttpGet request = new HttpGet("http://www.github.com");
+
+        final HttpParams httpParams = client.getParams();
+        HttpConnectionParams.setConnectionTimeout(httpParams, timeout * 1000); // http.connection.timeout
+        HttpConnectionParams.setSoTimeout(httpParams, timeout * 1000); // http.socket.timeout
+
+        response = client.execute(request);
+
+        assertThat(response.getStatusLine().getStatusCode(), equalTo(200));
+        client.close();
+    }
+
+    @Test
+    public final void givenUsingNewApi_whenSettingTimeoutViaHighLevelApi_thenCorrect() throws ClientProtocolException, IOException {
+        final int timeout = 5;
+
+        final RequestConfig.Builder requestBuilder = RequestConfig.custom().setConnectTimeout(timeout * 1000).setConnectionRequestTimeout(timeout * 1000);
+        final CloseableHttpClient client = HttpClientBuilder.create().setDefaultRequestConfig(requestBuilder.build()).build();
+
+        final HttpGet request = new HttpGet("http://www.github.com");
+
+        response = client.execute(request);
+
+        assertThat(response.getStatusLine().getStatusCode(), equalTo(200));
+    }
+
+}