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JavaVariant.java
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/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
package org.opensearch.gradle;
import org.gradle.api.Buildable;
import org.gradle.api.artifacts.Configuration;
import org.gradle.api.model.ObjectFactory;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.TaskDependency;
import java.io.File;
import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
abstract class JavaVariant implements Buildable, Iterable<File> {
private static final List<String> ALLOWED_ARCHITECTURES = Collections.unmodifiableList(
Arrays.asList("aarch64", "x64", "s390x", "ppc64le")
);
private static final List<String> ALLOWED_VENDORS = Collections.unmodifiableList(Arrays.asList("adoptium", "adoptopenjdk", "openjdk"));
private static final List<String> ALLOWED_PLATFORMS = Collections.unmodifiableList(
Arrays.asList("darwin", "freebsd", "linux", "mac", "windows")
);
private static final Pattern VERSION_PATTERN = Pattern.compile("(\\d+)(\\.\\d+\\.\\d+)?\\+(\\d+(?:\\.\\d+)?)(@([a-f0-9]{32}))?");
private static final Pattern LEGACY_VERSION_PATTERN = Pattern.compile("(\\d)(u\\d+)(?:\\+|\\-)(b\\d+?)(@([a-f0-9]{32}))?");
private final String name;
private final Configuration configuration;
private final Property<String> vendor;
private final Property<String> version;
private final Property<String> platform;
private final Property<String> architecture;
private String baseVersion;
private String major;
private String build;
private String hash;
JavaVariant(String name, Configuration configuration, ObjectFactory objectFactory) {
this.name = name;
this.configuration = configuration;
this.vendor = objectFactory.property(String.class);
this.version = objectFactory.property(String.class);
this.platform = objectFactory.property(String.class);
this.architecture = objectFactory.property(String.class);
}
public String getName() {
return name;
}
public String getVendor() {
return vendor.get();
}
public void setVendor(final String vendor) {
if (ALLOWED_VENDORS.contains(vendor) == false) {
throw new IllegalArgumentException("unknown vendor [" + vendor + "] for jdk [" + name + "], must be one of " + ALLOWED_VENDORS);
}
this.vendor.set(vendor);
}
public String getVersion() {
return version.get();
}
public void setVersion(String version) {
if (VERSION_PATTERN.matcher(version).matches() == false && LEGACY_VERSION_PATTERN.matcher(version).matches() == false) {
throw new IllegalArgumentException("malformed version [" + version + "] for jdk [" + name + "]");
}
parseVersion(version);
this.version.set(version);
}
public String getPlatform() {
return platform.get();
}
public void setPlatform(String platform) {
if (ALLOWED_PLATFORMS.contains(platform) == false) {
throw new IllegalArgumentException(
"unknown platform [" + platform + "] for jdk [" + name + "], must be one of " + ALLOWED_PLATFORMS
);
}
this.platform.set(platform);
}
public String getArchitecture() {
return architecture.get();
}
public void setArchitecture(final String architecture) {
String jdkArchitecture = translateJdkArchitecture(architecture);
if (ALLOWED_ARCHITECTURES.contains(jdkArchitecture) == false) {
throw new IllegalArgumentException(
"unknown architecture [" + jdkArchitecture + "] for jdk [" + name + "], must be one of " + ALLOWED_ARCHITECTURES
);
}
this.architecture.set(jdkArchitecture);
}
public String getBaseVersion() {
return baseVersion;
}
public String getMajor() {
return major;
}
public String getBuild() {
return build;
}
public String getHash() {
return hash;
}
public String getPath() {
return configuration.getSingleFile().toString();
}
public String getConfigurationName() {
return configuration.getName();
}
@Override
public String toString() {
return getPath();
}
@Override
public TaskDependency getBuildDependencies() {
return configuration.getBuildDependencies();
}
// internal, make this jdks configuration unmodifiable
void finalizeValues() {
if (version.isPresent() == false) {
throw new IllegalArgumentException("version not specified for jdk [" + name + "]");
}
if (platform.isPresent() == false) {
throw new IllegalArgumentException("platform not specified for jdk [" + name + "]");
}
if (vendor.isPresent() == false) {
throw new IllegalArgumentException("vendor not specified for jdk [" + name + "]");
}
if (architecture.isPresent() == false) {
throw new IllegalArgumentException("architecture not specified for jdk [" + name + "]");
}
version.finalizeValue();
platform.finalizeValue();
vendor.finalizeValue();
architecture.finalizeValue();
}
@Override
public Iterator<File> iterator() {
return configuration.iterator();
}
private void parseVersion(String version) {
// decompose the bundled jdk version, broken into elements as: [feature, interim, update, build]
// Note the "patch" version is not yet handled here, as it has not yet been used by java.
Matcher jdkVersionMatcher = VERSION_PATTERN.matcher(version);
if (jdkVersionMatcher.matches() == false) {
// Try again with the pre-Java9 version format
jdkVersionMatcher = LEGACY_VERSION_PATTERN.matcher(version);
if (jdkVersionMatcher.matches() == false) {
throw new IllegalArgumentException("Malformed jdk version [" + version + "]");
}
}
baseVersion = jdkVersionMatcher.group(1) + (jdkVersionMatcher.group(2) != null ? (jdkVersionMatcher.group(2)) : "");
major = jdkVersionMatcher.group(1);
build = jdkVersionMatcher.group(3);
hash = jdkVersionMatcher.group(5);
}
private String translateJdkArchitecture(String architecture) {
/*
* Jdk uses aarch64 from ARM. Translating from arm64 to aarch64 which Jdk understands.
*/
return "arm64".equals(architecture) ? "aarch64" : architecture;
}
}