I am trying to build accumulo 2.0 (master) to work on a ticket, but I keep getting this error:
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.7.0:compile (default-compile) on project accumulo-core: Compilation failure: Compilation failure: [ERROR] /Users/VandelayMacBookAir/git/accumulo/core/src/main/java/org/apache/accumulo/core/metadata/schema/TabletMetadata.java:[352,62] incompatible types: ? super java.util.Iterator<java.util.Map.Entry<org.apache.accumulo.core.data.Key,org.apache.accumulo.core.data.Value>> cannot be converted to java.util.Iterator<java.util.Map.Entry<org.apache.accumulo.core.data.Key,org.apache.accumulo.core.data.Value>> [ERROR] /Users/VandelayMacBookAir/git/accumulo/core/src/main/java/org/apache/accumulo/core/metadata/schema/TabletMetadata.java:[352,35] incompatible types: bad return type in lambda expression [ERROR] cannot infer type-variable(s) F,T [ERROR] (argument mismatch; incompatible parameter types in lambda expression) Here is my java version java version "1.8.0_31" Java(TM) SE Runtime Environment (build 1.8.0_31-b13) Java HotSpot(TM) 64-Bit Server VM (build 25.31-b07, mixed mode) I can't find anything in the accumulo docs about the java version required, please let me know if I need to upgrade java to build. Thanks, Don Resnik
