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Require JDK 10 to build Elasticsearch (#29174) 

This commit bumps the minimum compiler version required to build
Elasticsearch from JDK 9 to JDK 10.
This commit is contained in:
Jason Tedor 2018-03-27 19:45:13 -04:00 committed by GitHub
parent eebda6974d
commit 38fd9998e7
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2 changed files with 4 additions and 4 deletions
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6
CONTRIBUTING.md
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@ -92,11 +92,11 @@ Contributing to the Elasticsearch codebase
**Repository:** [https://github.com/elastic/elasticsearch](https://github.com/elastic/elasticsearch) **Repository:** [https://github.com/elastic/elasticsearch](https://github.com/elastic/elasticsearch)
JDK 9 is required to build Elasticsearch. You must have a JDK 9 installation JDK 10 is required to build Elasticsearch. You must have a JDK 10 installation
with the environment variable `JAVA_HOME` referencing the path to Java home for with the environment variable `JAVA_HOME` referencing the path to Java home for
your JDK 9 installation. By default, tests use the same runtime as `JAVA_HOME`. your JDK 10 installation. By default, tests use the same runtime as `JAVA_HOME`.
However, since Elasticsearch, supports JDK 8 the build supports compiling with However, since Elasticsearch, supports JDK 8 the build supports compiling with
JDK 9 and testing on a JDK 8 runtime; to do this, set `RUNTIME_JAVA_HOME` JDK 10 and testing on a JDK 8 runtime; to do this, set `RUNTIME_JAVA_HOME`
pointing to the Java home of a JDK 8 installation. Note that this mechanism can pointing to the Java home of a JDK 8 installation. Note that this mechanism can
be used to test against other JDKs as well, this is not only limited to JDK 8. be used to test against other JDKs as well, this is not only limited to JDK 8.

2
buildSrc/src/main/groovy/org/elasticsearch/gradle/BuildPlugin.groovy
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@ -58,7 +58,7 @@ import java.time.ZonedDateTime
class BuildPlugin implements Plugin<Project> { class BuildPlugin implements Plugin<Project> {
static final JavaVersion minimumRuntimeVersion = JavaVersion.VERSION_1_8 static final JavaVersion minimumRuntimeVersion = JavaVersion.VERSION_1_8
static final JavaVersion minimumCompilerVersion = JavaVersion.VERSION_1_9 static final JavaVersion minimumCompilerVersion = JavaVersion.VERSION_1_10
@Override @Override
void apply(Project project) { void apply(Project project) {