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https://issues.apache.org/jira/browse/KYLIN-3171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16615047#comment-16615047
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Ted Yu commented on KYLIN-3171:
-------------------------------
How would master-hadoop3.1 branch be sync'ed with master branch ?
Currently it lags by few days' commits.
> Support hadoop 3 release
> ------------------------
>
> Key: KYLIN-3171
> URL: https://issues.apache.org/jira/browse/KYLIN-3171
> Project: Kylin
> Issue Type: Improvement
> Reporter: Ted Yu
> Priority: Major
>
> When compiling against hadoop 3, I got:
> {code}
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-compiler-plugin:3.5.1:compile
> (default-compile) on project kylin-engine-mr: Compilation failure:
> Compilation failure:
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[29,36]
> error: package org.apache.commons.httpclient does not exist
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[30,36]
> error: package org.apache.commons.httpclient does not exist
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[31,43]
> error: package org.apache.commons.httpclient.params does not exist
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[32,45]
> error: package org.apache.commons.httpclient.protocol does not exist
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[33,45]
> error: package org.apache.commons.httpclient.protocol does not exist
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[41,56]
> error: cannot find symbol
> [ERROR] symbol: class SecureProtocolSocketFactory
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[94,125]
> error: cannot find symbol
> [ERROR] symbol: class HttpConnectionParams
> [ERROR] location: class DefaultSslProtocolSocketFactory
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[94,196]
> error: cannot find symbol
> [ERROR] symbol: class ConnectTimeoutException
> [ERROR] location: class DefaultSslProtocolSocketFactory
> [ERROR]
> /a/kylin/engine-mr/src/main/java/org/apache/kylin/engine/mr/common/DefaultSslProtocolSocketFactory.java:[105,19]
> error: cannot find symbol
> [ERROR] symbol: variable ControllerThreadSocketFactory
> [ERROR] location: class DefaultSslProtocolSocketFactory
> {code}
> We should allow building against hadoop 3.
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