travis-javadoc.sh: reduce quantity of output

ctrueden · ctrueden · commit 9fb63d814719 · 2017-09-05T16:37:03.000-05:00
The logging output is nice for debugging, but for some projects (e.g.
fiji/fiji-javadoc) this ends up going over the Travis logging limit:

    The log length has exceeded the limit of 4 MB ...
    The job has been terminated
diff --git a/travis-javadoc.sh b/travis-javadoc.sh
@@ -13,10 +13,13 @@ then
   openssl_iv=$3
 
   # Emit some details useful for debugging.
-  mvn dependency:tree &&
+  # NB: We run once with -q to suppress the download messages,
+  # then again without it to emit the desired dependency tree.
+  mvn -B -q dependency:tree &&
+  mvn -B dependency:tree &&
 
   # Build the javadocs.
-  mvn -Dadditionalparam=-Xdoclint:none -Pbuild-javadoc &&
+  mvn -B -q -Dadditionalparam=-Xdoclint:none -Pbuild-javadoc &&
   test -d target/apidocs &&
   # Strip out date stamps, to avoid spurious changes being committed.
   sed -i'' -e '/\(<!-- Generated by javadoc \|<meta name="date" \)/d' $(find target/apidocs -name '*.html') &&
