ICU-12580 Reduce the threading used by junit under ant to reduce test time

X-SVN-Rev: 38831

diff --git a/icu4j/build.xml b/icu4j/build.xml
index 50480e6e5d4758926b3cbff10600b20a3e83f089..50baa0dc1acef9796366a4e6e1363b24f97b3d4f 100644 (file)
--- a/icu4j/build.xml
+++ b/icu4j/build.xml
@@ -209,7 +209,7 @@
                        <delete dir="${junit.out.dir}/@{output}"/>
                        <mkdir  dir="${junit.out.dir}/@{output}"/>
                
-                       <junit fork="yes" printsummary="yes" haltonfailure="no" failureproperty="@{failure-status}">
+                       <junit fork="yes" forkmode="once" printsummary="yes" haltonfailure="no" failureproperty="@{failure-status}">
                                <jvmarg value="-Xss4m"/>
                                <jvmarg value="-ea"/>
                                <jvmarg value="-Djava.awt.headless=true"/>