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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /mobile/android/thirdparty/ch/boye/httpclientandroidlib/client/utils/HttpClientUtils.java
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+/*
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation. For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+package ch.boye.httpclientandroidlib.client.utils;
+
+import java.io.Closeable;
+import java.io.IOException;
+
+import ch.boye.httpclientandroidlib.HttpEntity;
+import ch.boye.httpclientandroidlib.HttpResponse;
+import ch.boye.httpclientandroidlib.client.HttpClient;
+import ch.boye.httpclientandroidlib.client.methods.CloseableHttpResponse;
+import ch.boye.httpclientandroidlib.util.EntityUtils;
+
+/**
+ * Convenience methods for closing response and client objects.
+ *
+ * @since 4.2
+ */
+public class HttpClientUtils {
+
+ private HttpClientUtils() {
+ }
+
+ /**
+ * Unconditionally close a response.
+ * <p>
+ * Example Code:
+ *
+ * <pre>
+ * HttpResponse httpResponse = null;
+ * try {
+ * httpResponse = httpClient.execute(httpGet);
+ * } catch (Exception e) {
+ * // error handling
+ * } finally {
+ * HttpClientUtils.closeQuietly(httpResponse);
+ * }
+ * </pre>
+ *
+ * @param response
+ * the HttpResponse to release resources, may be null or already
+ * closed.
+ *
+ * @since 4.2
+ */
+ public static void closeQuietly(final HttpResponse response) {
+ if (response != null) {
+ final HttpEntity entity = response.getEntity();
+ if (entity != null) {
+ try {
+ EntityUtils.consume(entity);
+ } catch (final IOException ex) {
+ }
+ }
+ }
+ }
+
+ /**
+ * Unconditionally close a response.
+ * <p>
+ * Example Code:
+ *
+ * <pre>
+ * HttpResponse httpResponse = null;
+ * try {
+ * httpResponse = httpClient.execute(httpGet);
+ * } catch (Exception e) {
+ * // error handling
+ * } finally {
+ * HttpClientUtils.closeQuietly(httpResponse);
+ * }
+ * </pre>
+ *
+ * @param response
+ * the HttpResponse to release resources, may be null or already
+ * closed.
+ *
+ * @since 4.3
+ */
+ public static void closeQuietly(final CloseableHttpResponse response) {
+ if (response != null) {
+ try {
+ try {
+ EntityUtils.consume(response.getEntity());
+ } finally {
+ response.close();
+ }
+ } catch (final IOException ignore) {
+ }
+ }
+ }
+
+ /**
+ * Unconditionally close a httpClient. Shuts down the underlying connection
+ * manager and releases the resources.
+ * <p>
+ * Example Code:
+ *
+ * <pre>
+ * HttpClient httpClient = HttpClients.createDefault();
+ * try {
+ * httpClient.execute(request);
+ * } catch (Exception e) {
+ * // error handling
+ * } finally {
+ * HttpClientUtils.closeQuietly(httpClient);
+ * }
+ * </pre>
+ *
+ * @param httpClient
+ * the HttpClient to close, may be null or already closed.
+ * @since 4.2
+ */
+ public static void closeQuietly(final HttpClient httpClient) {
+ if (httpClient != null) {
+ if (httpClient instanceof Closeable) {
+ try {
+ ((Closeable) httpClient).close();
+ } catch (final IOException ignore) {
+ }
+ }
+ }
+ }
+
+}