--- /dev/null
+# Copyright 1999-2008 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+JAVA_PKG_IUSE="source"
+
+inherit java-pkg-2 java-ant-2
+
+DESCRIPTION="Object database for java"
+HOMEPAGE="http://www.db4o.com"
+SRC_URI="http://www.db4o.com/downloads/${P}-java.zip"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+
+IUSE=""
+
+RDEPEND=">=virtual/jre-1.5"
+DEPEND=">=virtual/jdk-1.5
+ app-arch/unzip"
+
+src_unpack() {
+ unpack ${A}
+ cp "${FILESDIR}"/build.xml "${S}"
+}
+
+src_install() {
+ java-pkg_dojar "${PN}.jar"
+ use source && java-pkg_dosrc src
+}
+
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+
+<project name="db4o" default="jar" basedir=".">
+ <description>
+ DB4O doesn't provide a decent building script... here is the one we are going to use.
+ </description>
+
+ <!-- set global properties for this build -->
+ <property name="src" location="src"/>
+ <property name="build" location="build"/>
+ <property name="build-db4oj" location="build-db4oj"/>
+ <property name="build-db4ojdk1.2" location="build-db4ojdk1.2"/>
+ <property name="build-db4ojdk5" location="build-db4ojdk5"/>
+ <property name="jarfile" location="db4o.jar"/>
+ <property name="javac.target.version" value="1.5"/>
+
+ <assertions>
+ <enable/>
+ </assertions>
+
+ <target name="mkdir">
+ <mkdir dir="${build}"/>
+ <mkdir dir="${build-db4oj}"/>
+ <mkdir dir="${build-db4ojdk1.2}"/>
+ <mkdir dir="${build-db4ojdk5}"/>
+ </target>
+
+ <!-- ================================================== -->
+
+ <target name="compile" depends="mkdir">
+ <!-- Create the time stamp -->
+ <tstamp/>
+
+ <javac srcdir="${src}" destdir="${build-db4oj}" debug="on" optimize="on" source="${javac.target.version}">
+ <include name="db4oj/**/*.java"/>
+ <exclude name="db4oj/test/**/*.java"/>
+ </javac>
+
+ <javac srcdir="${src}" destdir="${build-db4ojdk1.2}" debug="on" optimize="on" source="${javac.target.version}">
+ <classpath>
+ <pathelement location="${build-db4oj}"/>
+ </classpath>
+
+ <include name="db4ojdk1.2/**/*.java"/>
+ <exclude name="db4ojdk1.2/test/**/*.java"/>
+ </javac>
+
+ <javac srcdir="${src}" destdir="${build-db4ojdk5}" debug="on" optimize="on" source="${javac.target.version}">
+ <classpath>
+ <pathelement location="${build-db4oj}"/>
+ <pathelement location="${build-db4ojdk1.2}"/>
+ </classpath>
+
+ <include name="db4ojdk5/**/*.java"/>
+ <exclude name="db4ojdk5/test/**/*.java"/>
+ </javac>
+ </target>
+
+ <!-- ================================================== -->
+
+ <target name="mergeOptimizations" depends="compile">
+ <!-- yes, order matters! -->
+ <copy todir="${build}/" overwrite="true">
+ <fileset dir="${build-db4oj}"/>
+ </copy>
+ <copy todir="${build}/" overwrite="true">
+ <fileset dir="${build-db4ojdk1.2}"/>
+ </copy>
+ <copy todir="${build}/" overwrite="true">
+ <fileset dir="${build-db4ojdk5}"/>
+ </copy>
+ </target>
+
+ <!-- ================================================== -->
+
+ <target name="jar" depends="compile, mergeOptimizations"
+ description="generate the distribution" >
+ <!-- Create the distribution directory -->
+ <jar jarfile="${jarfile}" basedir="${build}"/>
+ </target>
+
+ <!-- ================================================== -->
+
+ <target name="clean" description="Delete class files and docs dir.">
+ <delete file="${jarfile}"/>
+ <delete dir="${build}"/>
+ <delete dir="${build-db4oj}"/>
+ <delete dir="${build-db4ojdk1.2}"/>
+ <delete dir="${build-db4ojdk5}"/>
+ </target>
+</project>