[HADOOP-11090] [Umbrella] Support Java 8 in Hadoop

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Target Version/s: 2.8.0
• Assignee: Mohammad Islam
• Reporter: Mohammad Islam
• Created: 12/Sep/14 23:38
• Updated: 11/Oct/16 06:34
• Resolved: 29/Sep/16 18:35

Description

Java 8 is coming quickly to various clusters. Making sure Hadoop seamlessly works with Java 8 is important for the Apache community.

This JIRA is to track the issues/experiences encountered during Java 8 migration. If you find a potential bug , please create a separate JIRA either as a sub-task or linked into this JIRA.
If you find a Hadoop or JVM configuration tuning, you can create a JIRA as well. Or you can add a comment here.

Issue Links

• depends upon: HADOOP-9613 [JDK8] Update jersey version to latest 1.x release
• depends upon: HADOOP-11628 SPNEGO auth does not work with CNAMEs in JDK8
• depends upon: HADOOP-11888 bootstrapStandby command broken in JDK1.8 with kerberos
• depends upon: HADOOP-11449 [JDK8] Cannot build on Windows: error: unexpected end tag: </ul>
• is blocked by: HADOOP-12553 [JDK8] Fix javadoc error caused by illegal tag
• is blocked by: YARN-4294 [JDK8] Fix javadoc errors caused by wrong reference and illegal tag
• is blocked by: YARN-4300 [JDK8] Fix javadoc errors caused by wrong tags
• is depended upon by: HADOOP-11123 Fix Java 9 incompatibilies in Hadoop
• is related to: YARN-2766 ApplicationHistoryManager is expected to return a sorted list of apps/attempts/containers
• is related to: YARN-4714 [Java 8] Over usage of virtual memory
• is related to: HADOOP-11870 [JDK8] AuthenticationFilter, CertificateUtil, SignerSecretProviders, KeyAuthorizationKeyProvider Javadoc issues
• is related to: HADOOP-12087 [JDK8] Fix javadoc errors caused by incorrect or illegal tags
• is related to: YARN-3400 [JDK 8] Build Failure due to unreported exceptions in RPCUtil
• is related to: MAPREDUCE-6165 [JDK8] TestCombineFileInputFormat failed on JDK8
• is related to: HADOOP-10786 Fix UGI#reloginFromKeytab on Java 8
• is related to: HADOOP-11098 [JDK8] Max Non Heap Memory default changed between JDK7 and 8
• is related to: HADOOP-11269 Add java 8 profile for hadoop-annotations
• is related to: HADOOP-11720 [JDK8] Fix javadoc errors caused by incorrect or illegal tags in hadoop-tools
• is related to: HADOOP-10134 [JDK8] Fix Javadoc errors caused by incorrect or illegal tags in doc comments
• is related to: HBASE-12006 [JDK 8] KeyStoreTestUtil#generateCertificate fails due to "subject class type invalid"
• is related to: HDFS-5578 [JDK8] Fix Javadoc errors caused by incorrect or illegal tags in doc comments
• is related to: MAPREDUCE-5657 [JDK8] Fix Javadoc errors caused by incorrect or illegal tags in doc comments
• is related to: YARN-1453 [JDK8] Fix Javadoc errors caused by incorrect or illegal tags in doc comments
• is related to: YARN-2481 YARN should allow defining the location of java
• is related to: HADOOP-12571 [JDK8] Remove XX:MaxPermSize setting from pom.xml
• is related to: HADOOP-10847 Remove the usage of sun.security.x509.* in testing code
• is related to: YARN-3580 [JDK 8] TestClientRMService.testGetLabelsToNodes fails
• is related to: HADOOP-11165 TestUTF8 fails when run against java 8
• is related to: HADOOP-11139 Allow user to choose JVM for container execution
• relates to: HADOOP-11875 [JDK9] Add a second copy of Hamlet without _ as a one-character identifier
• relates to: HADOOP-11888 bootstrapStandby command broken in JDK1.8 with kerberos
• relates to: HADOOP-9350 Hadoop not building against Java7 on OSX
• relates to: HDFS-7422 TestEncryptionZonesWithKMS fails against Java 8

Sub-Tasks

• "mvn package" reports error when using Java 1.8: Resolved
• jdiff failing on java 7 and java 8, "Null.java" not found: Closed
• maven enforcer plugin to ban java 8 incompatible dependencies: Resolved
• [JDK8] Fix a failure of compiling common by javadoc: Resolved