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DefaultApacheHttpClientBuilder修改为单例模式 (#310)

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This commit is contained in:
kakotor
2017-08-10 12:25:10 +08:00
committed by Binary Wang
parent 9e32f00e6b
commit 6ce585f246
2 changed files with 81 additions and 6 deletions
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23
weixin-java-common/src/main/java/me/chanjar/weixin/common/util/http/apache/DefaultApacheHttpClientBuilder.java
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@@ -68,13 +68,16 @@ public class DefaultApacheHttpClientBuilder implements ApacheHttpClientBuilder {
* 闲置连接监控线程
*/
private IdleConnectionMonitorThread idleConnectionMonitorThread;
private HttpClientBuilder httpClientBuilder;
/**
* 持有client对象,仅初始化一次,避免多service实例的时候造成重复初始化的问题
*/
private CloseableHttpClient closeableHttpClient;
private DefaultApacheHttpClientBuilder() {
}
public static DefaultApacheHttpClientBuilder get() {
return new DefaultApacheHttpClientBuilder();
return DefaultApacheHttpClientBuilder.SingletonHolder.INSTANCE;
}
@Override
@@ -219,7 +222,7 @@ public class DefaultApacheHttpClientBuilder implements ApacheHttpClientBuilder {
this.idleConnectionMonitorThread.setDaemon(true);
this.idleConnectionMonitorThread.start();
this.httpClientBuilder = HttpClients.custom()
HttpClientBuilder httpClientBuilder = HttpClients.custom()
.setConnectionManager(connectionManager)
.setConnectionManagerShared(true)
.setSSLSocketFactory(this.buildSSLConnectionSocketFactory())
@@ -240,12 +243,13 @@ public class DefaultApacheHttpClientBuilder implements ApacheHttpClientBuilder {
new AuthScope(this.httpProxyHost, this.httpProxyPort),
new UsernamePasswordCredentials(this.httpProxyUsername,
this.httpProxyPassword));
this.httpClientBuilder.setDefaultCredentialsProvider(provider);
httpClientBuilder.setDefaultCredentialsProvider(provider);
}
if (StringUtils.isNotBlank(this.userAgent)) {
this.httpClientBuilder.setUserAgent(this.userAgent);
httpClientBuilder.setUserAgent(this.userAgent);
}
this.closeableHttpClient = httpClientBuilder.build();
prepared.set(true);
}
@@ -277,7 +281,14 @@ public class DefaultApacheHttpClientBuilder implements ApacheHttpClientBuilder {
if (!prepared.get()) {
prepare();
}
return this.httpClientBuilder.build();
return this.closeableHttpClient;
}
/**
* DefaultApacheHttpClientBuilder 改为单例模式,并持有唯一的CloseableHttpClient(仅首次调用创建)
*/
private static class SingletonHolder {
private static final DefaultApacheHttpClientBuilder INSTANCE = new DefaultApacheHttpClientBuilder();
}
public static class IdleConnectionMonitorThread extends Thread {