setup-java/src/toolchains.ts
Nikolas Grottendieck eb1418aa81
Add Maven Toolchains Declaration (#276)
* Add (optional) Maven Toolchains Declaration after JDK is installed
* Extract common/shared Maven constants

Resolves #276
2022-09-27 17:25:52 +02:00

159 lines
4.0 KiB
TypeScript

import * as fs from 'fs';
import * as os from 'os';
import * as path from 'path';
import * as core from '@actions/core';
import * as io from '@actions/io';
import * as constants from './constants';
import { getBooleanInput } from './util';
import { create as xmlCreate } from 'xmlbuilder2';
interface JdkInfo {
version: string;
vendor: string;
id: string;
jdkHome: string;
}
export async function configureToolchains(
version: string,
distributionName: string,
jdkHome: string,
toolchainId?: string
) {
const vendor = core.getInput(constants.INPUT_MVN_TOOLCHAIN_VENDOR) || distributionName;
const id = toolchainId || `${vendor}_${version}`;
const settingsDirectory =
core.getInput(constants.INPUT_SETTINGS_PATH) || path.join(os.homedir(), constants.M2_DIR);
const overwriteSettings = getBooleanInput(constants.INPUT_OVERWRITE_SETTINGS, true);
await createToolchainsSettings({
jdkInfo: {
version,
vendor,
id,
jdkHome
},
settingsDirectory,
overwriteSettings
});
}
export async function createToolchainsSettings({
jdkInfo,
settingsDirectory,
overwriteSettings
}: {
jdkInfo: JdkInfo;
settingsDirectory: string;
overwriteSettings: boolean;
}) {
core.info(
`Creating ${constants.MVN_TOOLCHAINS_FILE} for JDK version ${jdkInfo.version} from ${jdkInfo.vendor}`
);
// when an alternate m2 location is specified use only that location (no .m2 directory)
// otherwise use the home/.m2/ path
await io.mkdirP(settingsDirectory);
const originalToolchains = await readExistingToolchainsFile(settingsDirectory);
const updatedToolchains = generateToolchainDefinition(
originalToolchains,
jdkInfo.version,
jdkInfo.vendor,
jdkInfo.id,
jdkInfo.jdkHome
);
await writeToolchainsFileToDisk(settingsDirectory, updatedToolchains, overwriteSettings);
}
// only exported for testing purposes
export function generateToolchainDefinition(
original: string,
version: string,
vendor: string,
id: string,
jdkHome: string
) {
let xmlObj;
if (original?.length) {
xmlObj = xmlCreate(original)
.root()
.ele({
toolchain: {
type: 'jdk',
provides: {
version: `${version}`,
vendor: `${vendor}`,
id: `${id}`
},
configuration: {
jdkHome: `${jdkHome}`
}
}
});
} else
xmlObj = xmlCreate({
toolchains: {
'@xmlns': 'https://maven.apache.org/TOOLCHAINS/1.1.0',
'@xmlns:xsi': 'https://www.w3.org/2001/XMLSchema-instance',
'@xsi:schemaLocation':
'https://maven.apache.org/TOOLCHAINS/1.1.0 https://maven.apache.org/xsd/toolchains-1.1.0.xsd',
toolchain: [
{
type: 'jdk',
provides: {
version: `${version}`,
vendor: `${vendor}`,
id: `${id}`
},
configuration: {
jdkHome: `${jdkHome}`
}
}
]
}
});
return xmlObj.end({
format: 'xml',
wellFormed: false,
headless: false,
prettyPrint: true,
width: 80
});
}
async function readExistingToolchainsFile(directory: string) {
const location = path.join(directory, constants.MVN_TOOLCHAINS_FILE);
if (fs.existsSync(location)) {
return fs.readFileSync(location, {
encoding: 'utf-8',
flag: 'r'
});
}
return '';
}
async function writeToolchainsFileToDisk(
directory: string,
settings: string,
overwriteSettings: boolean
) {
const location = path.join(directory, constants.MVN_TOOLCHAINS_FILE);
const settingsExists = fs.existsSync(location);
if (settingsExists && overwriteSettings) {
core.info(`Overwriting existing file ${location}`);
} else if (!settingsExists) {
core.info(`Writing to ${location}`);
} else {
core.info(
`Skipping generation of ${location} because file already exists and overwriting is not enabled`
);
return;
}
return fs.writeFileSync(location, settings, {
encoding: 'utf-8',
flag: 'w'
});
}