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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
JAVA_PKG_IUSE="source"
inherit java-pkg-2 java-ant-2
DESCRIPTION="A Java data mining package"
HOMEPAGE="https://ml.cms.waikato.ac.nz/weka"
SRC_URI="mirror://sourceforge/project/weka/weka-3-8/${PV}/weka-${PV//./-}.zip"
SLOT="0"
LICENSE="GPL-2"
KEYWORDS="amd64 x86"
DEPEND="virtual/jdk:1.8
dev-java/javacup:0"
RDEPEND="virtual/jre:1.8
dev-java/javacup:0"
BDEPEND="app-arch/unzip"
S="${WORKDIR}/${P//./-}"
PATCHES=("${FILESDIR}"/${P}-build.xml.patch)
EANT_BUILD_TARGET="exejar"
EANT_DOC_TARGET="docs"
JAVA_ANT_IGNORE_SYSTEM_CLASSES="true"
weka_get_max_memory() {
if use amd64; then
echo 512m
else
echo 256m
fi
}
src_prepare() {
unzip -qq "${PN}-src.jar" -d . || die "Failed to unpack the source"
rm -v weka.jar || die
rm -rf doc || die
java-pkg_jar-from --into lib javacup
sed -i -e "s/256m/$(weka_get_max_memory)/g" build.xml || die
default
}
src_install() {
java-pkg_dojar dist/${PN}.jar
java-pkg_dolauncher weka --main "${PN}.gui.GUIChooser"
# Really need a virtual to list all available drivers and pull the ones
# instaled
java-pkg_register-optional-dependency hsqldb,jdbc-mysql,mckoi-1
use source && java-pkg_dosrc src/main/java/weka/
dodoc README
insinto /usr/share/${PN}/data/
doins data/*
}
pkg_postinst() {
elog "If you are upgrading from weka 3.7 to later"
elog "and your package manager does not start please delete"
elog "file installedPackageCache.ser from packages folder"
elog "in wekafiles located in your user home."
elog
elog "rm \${HOME}/wekafiles/packages/installedPackageCache.ser"
}
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