Use max compression on .zip/.jar files

[zxing.git] / core / build.xml

diff --git a/core/build.xml b/core/build.xml
index 7b66d1e..9cac6f4 100644 (file)
--- a/core/build.xml
+++ b/core/build.xml
@@ -1,10 +1,34 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
 <project name="core" default="build">
 
   <property file="../build.properties"/>
 
   <target name="init">
     <tstamp/>
+    <fail message="Please set 'JDK1.4-classes' in build.properties">
+      <condition>
+        <not>
+          <available file="${JDK1.4-classes}" type="file"/>
+        </not>
+      </condition>
+    </fail>
   </target>
 
   <target name="build" depends="init">
@@ -18,7 +42,7 @@
            debug="true"
            deprecation="true"
            fork="true"/>
-    <jar jarfile="core.jar" basedir="build"/>
+    <jar jarfile="core.jar" basedir="build" level="9"/>
   </target>
 
   <target name="test" depends="init,build">