dev-java/protobuf-java: add 3.23.0

Higher versions depend on dev-cpp/abseil-cpp-20230125.3 which is not in
the tree.

Bug: https://bugs.gentoo.org/906811
Signed-off-by: Volkmar W. Pogatzki <gentoo@pogatzki.net>
Signed-off-by: Miroslav Šulc <fordfrog@gentoo.org>

4 files changed, 206 insertions, 3 deletions

diff --git a/dev-java/protobuf-java/Manifest b/dev-java/protobuf-java/Manifest
index 1af6191837ab..038dff1f6153 100644
--- a/dev-java/protobuf-java/Manifest
+++ b/dev-java/protobuf-java/Manifest
@@ -1,2 +1,3 @@
 DIST protobuf-21.12.tar.gz 5141166 BLAKE2B 33500612d103afb817062486a741e8e5503f82c42c70054d47d1899e6bb79f3fdde2666cad5b8eff6e1bc539c3b0cdf9f2b125ce7e5d3a459a69e84d67ab535e SHA512 2dc8f552388438268d8b9f7a9e84c6abf1736be3d5031438c789c317410c9f4b5cedd25bf7da6d67b3ba32ca890869f9ddaab2284d6ac0e734a5b135ffbb1346
+DIST protobuf-23.0.tar.gz 5039837 BLAKE2B 63e02590b03fd9206cdfc4a26edeb2fa55dac902f5365c33c9e9340a722f552e4a5c82d1a0b25b84fcb675d5d06b768fd92cf472743d2361295129ae9faa02f3 SHA512 46c263fab189fdc310c7310d1a3d9e76472e5d96f16228bc4b946d4211afc64188d563ec70250c11a3dd05d18158b72ccf173567bd59aa45310eff62cd5f194d
 DIST truth-1.1.3.jar 243021 BLAKE2B a59149038c62ef5dd352b13d4b393e1b7715fbafe5ed86ec2d16d722c738a31dcdca10132fc73b17b367ac4309e5407ba2e489f8d4c8fbca60ce5f35ae75d1e3 SHA512 f29a9fb070aff8a32358a7b6c8998c0095de5d8d68afa7f7bac759c7050309deff929e767657ecbbefd96163460f10255ca01bc567ab30df4834b9d916a4fae8
diff --git a/dev-java/protobuf-java/files/protobuf-java-3.23.0-unittest_retention.proto.patch b/dev-java/protobuf-java/files/protobuf-java-3.23.0-unittest_retention.proto.patch
new file mode 100644
index 000000000000..c838bf3cede2
--- /dev/null
+++ b/dev-java/protobuf-java/files/protobuf-java-3.23.0-unittest_retention.proto.patch
@@ -0,0 +1,35 @@
+java/core/src/test/java/com/google/protobuf/DescriptorsTest.java:68: error: cannot find symbol
+import protobuf_unittest.UnittestRetention;
+                        ^
+  symbol:   class UnittestRetention
+  location: package protobuf_unittest
+java/core/src/test/java/com/google/protobuf/DescriptorsTest.java:402: error: cannot find symbol
+    FileOptions options = UnittestRetention.getDescriptor().getOptions();
+                          ^
+  symbol:   variable UnittestRetention
+  location: class DescriptorsTest
+java/core/src/test/java/com/google/protobuf/DescriptorsTest.java:403: error: cannot find symbol
+    assertThat(options.hasExtension(UnittestRetention.plainOption)).isTrue();
+                                    ^
+  symbol:   variable UnittestRetention
+  location: class DescriptorsTest
+java/core/src/test/java/com/google/protobuf/DescriptorsTest.java:404: error: cannot find symbol
+    assertThat(options.hasExtension(UnittestRetention.runtimeRetentionOption)).isTrue();
+                                    ^
+  symbol:   variable UnittestRetention
+  location: class DescriptorsTest
+java/core/src/test/java/com/google/protobuf/DescriptorsTest.java:405: error: cannot find symbol
+    assertThat(options.hasExtension(UnittestRetention.sourceRetentionOption)).isFalse();
+                                    ^
+  symbol:   variable UnittestRetention
+  location: class DescriptorsTest
+--- a/java/core/generate-test-sources-build.xml
++++ b/java/core/generate-test-sources-build.xml
+@@ -19,6 +19,7 @@
+         <arg value="${protobuf.source.dir}/google/protobuf/unittest_optimize_for.proto"/>
+         <arg value="${protobuf.source.dir}/google/protobuf/unittest_proto3.proto"/>
+         <arg value="${protobuf.source.dir}/google/protobuf/unittest_proto3_optional.proto"/>
++        <arg value="${protobuf.source.dir}/google/protobuf/unittest_retention.proto"/>
+         <arg value="${protobuf.source.dir}/google/protobuf/unittest_well_known_types.proto"/>
+         <arg value="${test.proto.dir}/com/google/protobuf/any_test.proto"/>
+         <arg value="${test.proto.dir}/com/google/protobuf/cached_field_size_test.proto"/>
diff --git a/dev-java/protobuf-java/metadata.xml b/dev-java/protobuf-java/metadata.xml
index 5fdb33c1c7c3..20b09444fc60 100644
--- a/dev-java/protobuf-java/metadata.xml
+++ b/dev-java/protobuf-java/metadata.xml
@@ -12,10 +12,12 @@
 	<maintainer type="project">
 		<email>java@gentoo.org</email>
 	</maintainer>
-	<slots>
-		<subslots>Soname version number of Protobuf</subslots>
-	</slots>
 	<upstream>
+		<bugs-to>https://github.com/protocolbuffers/protobuf/issues</bugs-to>
+		<doc>https://protobuf.dev/getting-started/javatutorial/</doc>
 		<remote-id type="github">protocolbuffers/protobuf</remote-id>
 	</upstream>
+	<use>
+		<flag name="system-protoc">Use protoc provided by dev-libs/protobuf</flag>
+	</use>
 </pkgmetadata>
diff --git a/dev-java/protobuf-java/protobuf-java-3.23.0.ebuild b/dev-java/protobuf-java/protobuf-java-3.23.0.ebuild
new file mode 100644
index 000000000000..aaf13ce4b65e
--- /dev/null
+++ b/dev-java/protobuf-java/protobuf-java-3.23.0.ebuild
@@ -0,0 +1,165 @@
+# Copyright 2008-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+JAVA_PKG_IUSE="doc source test"
+MAVEN_ID="com.google.protobuf:protobuf-java:3.23.0"
+JAVA_TESTING_FRAMEWORKS="junit-4"
+
+inherit java-pkg-2 java-pkg-simple cmake
+
+DESCRIPTION="Core Protocol Buffers library"
+HOMEPAGE="https://protobuf.dev"
+# Currently we bundle the binary version of truth.jar used only for tests, we don't install it.
+# And we build artifact 3.23.0 from the 23.0 tarball in order to allow sharing the tarball with
+# dev-libs/protobuf.
+SRC_URI="https://github.com/protocolbuffers/protobuf/archive/v${PV#3.}.tar.gz -> protobuf-${PV#3.}.tar.gz
+	test? ( https://repo1.maven.org/maven2/com/google/truth/truth/1.1.3/truth-1.1.3.jar )"
+S="${WORKDIR}/protobuf-${PV#3.}"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~x86 ~amd64-linux ~x86-linux ~x64-macos"
+IUSE="system-protoc"
+
+DEPEND="
+	>=virtual/jdk-1.8:*
+	test? (
+		dev-java/guava:0
+		dev-java/mockito:4
+		)
+"
+RDEPEND=">=virtual/jre-1.8:*"
+
+BDEPEND="
+	system-protoc? ( ~dev-libs/protobuf-${PV#3.}:0  )
+	!system-protoc? ( >=dev-cpp/abseil-cpp-20230125.2 )
+"
+
+PATCHES=(
+	"${FILESDIR}/protobuf-java-3.23.0-unittest_retention.proto.patch"
+)
+
+JAVA_AUTOMATIC_MODULE_NAME="com.google.protobuf"
+JAVA_JAR_FILENAME="protobuf.jar"
+JAVA_RESOURCE_DIRS="java/core/src/main/resources"
+JAVA_SRC_DIR="java/core/src/main/java"
+
+JAVA_TEST_GENTOO_CLASSPATH="guava,junit-4,mockito-4"
+JAVA_TEST_SRC_DIR="java/core/src/test/java"
+
+run-protoc() {
+	if use system-protoc; then
+		protoc $1
+	else
+		"${BUILD_DIR}"/protoc $1
+	fi
+}
+
+src_prepare() {
+	# If the corrsponding version of system-protoc is not available we build protoc locally
+	if use system-protoc; then
+		:
+	else
+		cmake_src_prepare
+	fi
+	java-pkg-2_src_prepare
+
+	mkdir "${JAVA_RESOURCE_DIRS}" || die
+	# https://github.com/protocolbuffers/protobuf/blob/v23.0/java/core/pom.xml#L43-L62
+	PROTOS=(  $(sed \
+		-n '/google\/protobuf.*\.proto/s:.*<include>\(.*\)</include>:\1:p' \
+		"${S}/java/core/pom.xml") ) || die
+	pushd src > /dev/null || die
+		cp --parents -v "${PROTOS[@]}" ../"${JAVA_RESOURCE_DIRS}" || die
+	popd > /dev/null || die
+
+	# https://github.com/protocolbuffers/protobuf/blob/v23.0/java/core/generate-sources-build.xml
+	einfo "Replace variables in generate-sources-build.xml"
+	sed \
+		-e 's:${generated.sources.dir}:java/core/src/main/java:' \
+		-e 's:${protobuf.source.dir}:src:' \
+		-e 's:^.*value="::' -e 's:\"/>::' \
+		-e '/project\|echo\|mkdir\|exec/d' \
+		-i java/core/generate-sources-build.xml || die "sed to sources failed"
+
+	# https://github.com/protocolbuffers/protobuf/blob/v23.0/java/core/generate-test-sources-build.xml
+	einfo "Replace variables in generate-test-sources-build.xml"
+	sed \
+		-e 's:${generated.testsources.dir}:java/core/src/test/java:' \
+		-e 's:${protobuf.source.dir}:src:' \
+		-e 's:${test.proto.dir}:java/core/src/test/proto:' \
+		-e 's:^.*value="::' -e 's:\"/>::' \
+		-e '/project\|mkdir\|exec\|Also generate/d' \
+		-i java/core/generate-test-sources-build.xml || die "sed to test sources failed"
+
+	# Split the file in two parts, one for each run-protoc call
+	awk '/--java_out/{x="test-sources-build-"++i;}{print > x;}' \
+		java/core/generate-test-sources-build.xml || die
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-Dprotobuf_BUILD_TESTS=OFF
+		-Dprotobuf_ABSL_PROVIDER=package
+	)
+	if use system-protoc; then
+		:
+	else
+		cmake_src_configure
+	fi
+}
+
+src_compile() {
+	if use system-protoc; then
+		:
+	else
+		cmake_src_compile
+	fi
+
+	einfo "Run protoc to generate sources"
+	run-protoc \
+		@java/core/generate-sources-build.xml \
+		|| die "protoc sources failed"
+
+	java-pkg-simple_src_compile
+}
+
+src_test() {
+	# https://github.com/protocolbuffers/protobuf/blob/v23.0/java/core/pom.xml#L63-L71
+	jar cvf testdata.jar \
+		-C src google/protobuf/testdata/golden_message_oneof_implemented \
+		-C src google/protobuf/testdata/golden_packed_fields_message || die
+
+	JAVA_GENTOO_CLASSPATH_EXTRA="${DISTDIR}/truth-1.1.3.jar:testdata.jar"
+
+	einfo "Running protoc on first part of generate-test-sources-build.xml"
+	run-protoc @test-sources-build-1 \
+		|| die "run-protoc test-sources-build-1 failed"
+
+	einfo "Running protoc on second part of generate-test-sources-build.xml"
+	run-protoc @test-sources-build-2 \
+		|| die "run-protoc test-sources-build-2 failed"
+
+	einfo "Running tests"
+	# Invalid test class 'map_test.MapInitializationOrderTest':
+	# 1. Test class should have exactly one public constructor
+	# Invalid test class 'protobuf_unittest.CachedFieldSizeTest':
+	# 1. Test class should have exactly one public constructor
+	pushd "${JAVA_TEST_SRC_DIR}" || die
+		local JAVA_TEST_RUN_ONLY=$(find * \
+			-path "**/*Test.java" \
+			! -path "**/Abstract*Test.java" \
+			! -name "MapInitializationOrderTest.java" \
+			! -path '*protobuf_unittest/CachedFieldSizeTest.java'
+			)
+	popd
+	JAVA_TEST_RUN_ONLY="${JAVA_TEST_RUN_ONLY//.java}"
+	JAVA_TEST_RUN_ONLY="${JAVA_TEST_RUN_ONLY//\//.}"
+	java-pkg-simple_src_test
+}
+
+src_install() {
+	java-pkg-simple_src_install
+}