ICU-12811 Replace local-maven-repo with data jar contents

See #2275

icu4c/source/data/cldr-icu-readme.txt

@@ -161,6 +161,13 @@ cd $ICU4J_ROOT
 ant clean
 ant check 2>&1 | tee $NOTES/icu4j-oldData-antCheck.txt
 
+# 2c. Additionally for ICU4J, repeat the same as 2b, but for building with
+# Maven instead of with Ant.
+
+cd $ICU4J_ROOT/maven-build
+mvn clean
+mvn verify
+
 # 3. Make pre-adjustments as necessary
 # 3a. Copy latest relevant CLDR dtds to ICU
 cp -p $CLDR_DIR/common/dtd/ldml.dtd $ICU4C_DIR/source/data/dtd/cldr/common/dtd/
@@ -307,12 +314,24 @@ make icu4j-data-install
 cd $ICU4C_DIR/source/test/testdata
 make icu4j-data-install
 
+# 12c. Replace the extracted {main, test} data files in the Maven build
+
+cd $ICU4J_ROOT/maven-build
+sh ./extract-data-files.sh
+
 # 13. Now rebuild ICU4J with the new data and run tests:
 # Keep a log so you can investigate the errors.
 
+# 13a. Run the tests using the ant build
+
 cd $ICU4J_ROOT
 ant check 2>&1 | tee $NOTES/icu4j-newData-antCheck.txt
 
+# 13b. Run the tests using the Maven build
+
+cd $ICU4J_ROOT/maven-build
+mvn verify 2>&1 | tee $NOTES/icu4j-newData-mavenVerify.txt
+
 # 14. Investigate test case failures; fix test cases and repeat from step 12,
 # or fix CLDR data and repeat from step 4, as appropriate, until there are no
 # more failures in ICU4C or ICU4J (except failures that were present before you

icu4j/maven-build/extract-data-files.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+# Copyright (C) 2023 and later: Unicode, Inc. and others.
+# License & terms of use: http://www.unicode.org/copyright.html
+
+# This command will copy data files from the ICU4J jars built for the
+# Ant build by extracting and copying them over to the Maven build.
+#
+# If and when the Ant build is fully replaced by the Maven build, then the 
+# upstream ICU4C make target `icu4j-data-install` can be modified accordingly
+# to copy the files directly for Maven, and then allowing this script to be
+# deleted.
+#
+# This script should be run from the root of the Maven build.
+
+rm -rf maven-icu4j-datafiles/src/main/resources/*
+rm -rf maven-icu4j-test-datafiles/src/main/resources/*
+
+unzip ../main/shared/data/icudata.jar \
+ -d ./maven-icu4j-datafiles/src/main/resources/ \
+ -x *MANIFEST.MF
+
+unzip ../main/shared/data/icutzdata.jar\
+ -d ./maven-icu4j-datafiles/src/main/resources/ \
+ -x *MANIFEST.MF
+
+unzip ../main/shared/data/testdata.jar\
+ -d ./maven-icu4j-test-datafiles/src/main/resources/ \
+ -x *MANIFEST.MF

icu4j/maven-build/local-maven-repo/com/ibm/icu/icudata/73.1-SNAPSHOT/icudata-73.1-SNAPSHOT.jar

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:09934fc4fb69ee51a8a8912fb5c96190d13b397edf51f4768c209a5d30772c3c
-size 14155180

icu4j/maven-build/local-maven-repo/com/ibm/icu/icudata/73.1-SNAPSHOT/icudata-73.1-SNAPSHOT.pom

@@ -1,13 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icudata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <description>POM was created from install:install-file</description>
-</project>

icu4j/maven-build/local-maven-repo/com/ibm/icu/icudata/73.1-SNAPSHOT/maven-metadata-local.xml

@@ -1,28 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata modelVersion="1.1.0">
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icudata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <versioning>
-    <snapshot>
-      <localCopy>true</localCopy>
-    </snapshot>
-    <lastUpdated>20230110032932</lastUpdated>
-    <snapshotVersions>
-      <snapshotVersion>
-        <extension>jar</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032932</updated>
-      </snapshotVersion>
-      <snapshotVersion>
-        <extension>pom</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032932</updated>
-      </snapshotVersion>
-    </snapshotVersions>
-  </versioning>
-</metadata>

icu4j/maven-build/local-maven-repo/com/ibm/icu/icudata/maven-metadata-local.xml

@@ -1,15 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icudata</artifactId>
-  <versioning>
-    <versions>
-      <version>73.1-SNAPSHOT</version>
-    </versions>
-    <lastUpdated>20230110032932</lastUpdated>
-  </versioning>
-</metadata>

icu4j/maven-build/local-maven-repo/com/ibm/icu/icutzdata/73.1-SNAPSHOT/icutzdata-73.1-SNAPSHOT.jar

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e3aa048426aa3fe4b008ffe2f3d6924f23077cee8305e55b6d8df4195cd2119f
-size 93607

icu4j/maven-build/local-maven-repo/com/ibm/icu/icutzdata/73.1-SNAPSHOT/icutzdata-73.1-SNAPSHOT.pom

@@ -1,13 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icutzdata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <description>POM was created from install:install-file</description>
-</project>

icu4j/maven-build/local-maven-repo/com/ibm/icu/icutzdata/73.1-SNAPSHOT/maven-metadata-local.xml

@@ -1,28 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata modelVersion="1.1.0">
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icutzdata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <versioning>
-    <snapshot>
-      <localCopy>true</localCopy>
-    </snapshot>
-    <lastUpdated>20230110032933</lastUpdated>
-    <snapshotVersions>
-      <snapshotVersion>
-        <extension>jar</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032933</updated>
-      </snapshotVersion>
-      <snapshotVersion>
-        <extension>pom</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032933</updated>
-      </snapshotVersion>
-    </snapshotVersions>
-  </versioning>
-</metadata>

icu4j/maven-build/local-maven-repo/com/ibm/icu/icutzdata/maven-metadata-local.xml

@@ -1,15 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>icutzdata</artifactId>
-  <versioning>
-    <versions>
-      <version>73.1-SNAPSHOT</version>
-    </versions>
-    <lastUpdated>20230110032933</lastUpdated>
-  </versioning>
-</metadata>

icu4j/maven-build/local-maven-repo/com/ibm/icu/testdata/73.1-SNAPSHOT/maven-metadata-local.xml

@@ -1,28 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata modelVersion="1.1.0">
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>testdata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <versioning>
-    <snapshot>
-      <localCopy>true</localCopy>
-    </snapshot>
-    <lastUpdated>20230110032934</lastUpdated>
-    <snapshotVersions>
-      <snapshotVersion>
-        <extension>jar</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032934</updated>
-      </snapshotVersion>
-      <snapshotVersion>
-        <extension>pom</extension>
-        <value>73.1-SNAPSHOT</value>
-        <updated>20230110032934</updated>
-      </snapshotVersion>
-    </snapshotVersions>
-  </versioning>
-</metadata>

icu4j/maven-build/local-maven-repo/com/ibm/icu/testdata/73.1-SNAPSHOT/testdata-73.1-SNAPSHOT.jar

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e38d8586075350ada88af3a84ed178cf35b205f66131c3d87d2d17830567e75c
-size 831615

icu4j/maven-build/local-maven-repo/com/ibm/icu/testdata/73.1-SNAPSHOT/testdata-73.1-SNAPSHOT.pom

@@ -1,13 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>testdata</artifactId>
-  <version>73.1-SNAPSHOT</version>
-  <description>POM was created from install:install-file</description>
-</project>

icu4j/maven-build/local-maven-repo/com/ibm/icu/testdata/maven-metadata-local.xml

@@ -1,15 +0,0 @@
-<!--
-© 2022 and later: Unicode, Inc. and others.
-License & terms of use: http://www.unicode.org/copyright.html
--->
-<?xml version="1.0" encoding="UTF-8"?>
-<metadata>
-  <groupId>com.ibm.icu</groupId>
-  <artifactId>testdata</artifactId>
-  <versioning>
-    <versions>
-      <version>73.1-SNAPSHOT</version>
-    </versions>
-    <lastUpdated>20230110032934</lastUpdated>
-  </versioning>
-</metadata>

icu4j/maven-build/maven-icu4j-datafiles/pom.xml

@@ -26,73 +26,6 @@
   <packaging>jar</packaging>
 
   <name>ICU4J Data Files</name>
-  <description>Various *.jar files needed by ICU4J components' main code.</description>
-
-  <!-- 
-    We need to put the local repo repository here because it didn't seem possible
-    to put it in the parent POM and correctly inherit the information and find the
-    artifacts accordingly.
-  -->
-  <!--
-    The ${basedir} will (hopefully) only be resolved from this child directory, and
-    not the root directory or anywhere else.
-  -->
-  <repositories>
-    <repository>
-      <id>local-maven-repo</id>
-      <url>file:${basedir}/../local-maven-repo</url>
-    </repository>
-  </repositories>
-
-  <dependencies>
-
-    <dependency>
-      <groupId>com.ibm.icu</groupId>
-      <artifactId>icudata</artifactId>
-    </dependency>
-
-    <dependency>
-      <groupId>com.ibm.icu</groupId>
-      <artifactId>icutzdata</artifactId>
-    </dependency>
-
-  </dependencies>
-
-  <build>
-    <plugins>
-      <plugin>
-        <artifactId>maven-remote-resources-plugin</artifactId>
-        <executions>
-          <execution>
-            <id>process-remote-resources</id>
-            <goals>
-              <goal>bundle</goal>
-            </goals>
-            <configuration>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
-
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-dependency-plugin</artifactId>
-        <executions>
-          <execution>
-            <id>unpack-dependencies</id>
-            <phase>prepare-package</phase>
-            <goals>
-              <goal>unpack-dependencies</goal>
-            </goals>
-            <configuration>
-              <includeGroupIds>com.ibm.icu</includeGroupIds>
-              <excludes>**/*.jar</excludes>
-              <outputDirectory>${project.build.directory}/classes</outputDirectory>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
-  </build>
+  <description>Various resource files needed by ICU4J components' main code.</description>
 
 </project>