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Add Package Manager Friendly Start Up Script
Fixes eclipse-jdtls#1823
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| #!/usr/bin/env python3 | ||
| ############################################################################### | ||
| # Copyright (c) 2020 Marc Schreiber and others. | ||
| # | ||
| # This program and the accompanying materials are made available under the | ||
| # terms of the Eclipse Public License 2.0 which is available at | ||
| # http://www.eclipse.org/legal/epl-2.0. | ||
| # | ||
| # SPDX-License-Identifier: EPL-2.03 | ||
| # | ||
| # Contributors: | ||
| # Marc Schreiber - initial API and implementation | ||
| ############################################################################### | ||
| import jdtls | ||
| import sys | ||
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||
| jdtls.main(sys.argv[1:]) | ||
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|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| ############################################################################### | ||
| # Copyright (c) 2020 Marc Schreiber and others. | ||
| # | ||
| # This program and the accompanying materials are made available under the | ||
| # terms of the Eclipse Public License 2.0 which is available at | ||
| # http://www.eclipse.org/legal/epl-2.0. | ||
| # | ||
| # SPDX-License-Identifier: EPL-2.03 | ||
| # | ||
| # Contributors: | ||
| # Marc Schreiber - initial API and implementation | ||
| ############################################################################### | ||
| import argparse | ||
| import glob | ||
| import os | ||
| import platform | ||
| import re | ||
| import subprocess | ||
| from pathlib import Path | ||
|
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||
| def get_java_executable(validate_java_version): | ||
| java_executable = 'java' | ||
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||
| if 'JAVA_HOME' in os.environ: | ||
| java_exec_to_test = Path(os.environ['JAVA_HOME']) / 'bin' / 'java' | ||
| if java_exec_to_test.is_file(): | ||
| java_executable = java_exec_to_test.resolve() | ||
|
|
||
| if not validate_java_version: | ||
| return java_executable | ||
|
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| out = subprocess.check_output([java_executable, '-version'], stderr = subprocess.STDOUT, universal_newlines=True) | ||
|
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| matches = re.finditer(r"(?P<major>\d+)\.\d+\.\d+", out) | ||
| for matchNum, match in enumerate(matches): | ||
| java_major_version = int(match.group("major")) | ||
|
|
||
| if java_major_version < 11: | ||
| raise Exception("jdtls requires at least Java 11") | ||
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| return java_executable | ||
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| raise Exception("Could not determine Java version") | ||
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| def find_equinox_launcher(jdtls_base_directory): | ||
| plugins_dir = jdtls_base_directory / "plugins" | ||
| launchers = glob.glob('org.eclipse.equinox.launcher_*.jar', root_dir = plugins_dir) | ||
| if len(launchers) > 0: | ||
| return plugins_dir / launchers[0] | ||
|
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| raise Exception("Cannot find equinox launcher") | ||
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| def get_shared_config_path(jdtls_base_path): | ||
| system = platform.system() | ||
|
|
||
| if system == 'Linux': | ||
| config_dir = 'config_linux' | ||
| elif system == 'Darwin': | ||
| config_dir = 'config_mac' | ||
| elif system == 'Windows': | ||
| config_dir = 'config_win' | ||
| else: | ||
| raise Exception("Unknown platform {} detected".format(platform)) | ||
|
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| return jdtls_base_path / config_dir | ||
|
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||
| def main(args): | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("--validate-java-version", default=True, action=argparse.BooleanOptionalAction) | ||
| parser.add_argument("--jvm-arg", | ||
| default=[], | ||
| action="append", | ||
| help="An additional JVM option (can be used multiple times. Note, use with equal sign. For example: --jvm-arg=-Dlog.level=ALL") | ||
|
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| known_args, args = parser.parse_known_args(args) | ||
| java_executable = get_java_executable(known_args.validate_java_version) | ||
|
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| jdtls_base_path = Path(__file__).parent.parent | ||
| shared_config_path = get_shared_config_path(jdtls_base_path) | ||
| jar_path = find_equinox_launcher(jdtls_base_path) | ||
|
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||
| os.system(("{java_exec}" | ||
| " -Declipse.application=org.eclipse.jdt.ls.core.id1" | ||
| " -Dosgi.bundles.defaultStartLevel=4" | ||
| " -Declipse.product=org.eclipse.jdt.ls.core.product" | ||
| " -Dosgi.checkConfiguration=true" | ||
| " -Dosgi.sharedConfiguration.area='{shared_config_path}'" | ||
| " -Dosgi.sharedConfiguration.area.readOnly=true" | ||
| " -Dosgi.configuration.cascaded=true" | ||
| " -noverify" | ||
| " -Xms1G" | ||
| " --add-modules=ALL-SYSTEM" | ||
| " --add-opens java.base/java.util=ALL-UNNAMED" | ||
| " --add-opens java.base/java.lang=ALL-UNNAMED" | ||
| " {jvm_options}" | ||
| " -jar '{jar_path}'" | ||
| " {args}").format( | ||
| java_exec = java_executable, | ||
| shared_config_path = shared_config_path, | ||
| jar_path = jar_path, | ||
| jvm_options = " ".join(f"'{w}'" for w in known_args.jvm_arg), | ||
| args = " ".join(f"'{w}'" for w in args))) | ||
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