Use Java ver 8 as source and target version (#2130)

* Use Java ver 8 as source and target version Signed-off-by: Ali Ahmed <[email protected]> * Use Java ver 8 as source and target version Signed-off-by: Ali Ahmed <[email protected]> * Use Java ver 8 as source and target version Signed-off-by: Ali Ahmed <[email protected]>
apache · Jul 31, 2017 · 22cd815 · 22cd815
1 parent 18d6cab
commit 22cd815
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diff --git a/tools/java/BUILD b/tools/java/BUILD
@@ -5,8 +5,8 @@ package(default_visibility = ["//visibility:public"])
 java_toolchain(
     name = "heron_java_toolchain",
     encoding = "UTF-8",
-    source_version = "7",
-    target_version = "7",
+    source_version = "8",
+    target_version = "8",
     bootclasspath = ["@bazel_tools//tools/jdk:bootclasspath"],
     extclasspath = ["@bazel_tools//tools/jdk:extdir"],
     javac = ["@bazel_tools//third_party/java/jdk/langtools:javac_jar"],

diff --git a/website/content/docs/developers/compiling/compiling.md b/website/content/docs/developers/compiling/compiling.md
@@ -24,11 +24,10 @@ You must have the following installed to compile Heron:
 * [Bazel](http://bazel.io/docs/install.html) = {{% bazelVersion %}}. Later
   versions might work but have not been tested. See [Installing Bazel]({{< ref
   "#installing-bazel" >}}) below.
-* [Java
-  8](http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html)
-  is required by Bazel but Heron does not use Java 8 features; Heron
+* [Java 8](http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html)
+  is required by Bazel and Heron;
   [topologies](../../../concepts/topologies) can be written in Java 7 or above
-  and all Heron jars are compatible with Java 7.
+  , but Heron jars are required to run with a Java 8 JRE.
 * [Autoconf](http://www.gnu.org/software/autoconf/autoconf.html) >=
   2.6.3
 * [Automake](https://www.gnu.org/software/automake/) >= 1.11.1