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PerfectSlayerPerfectSlayer
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feat(core): Migrate Platform to environment component
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‎internal-api/src/main/java/datadog/trace/api/Platform.java‎

Lines changed: 0 additions & 351 deletions
Original file line numberDiff line numberDiff line change
@@ -16,10 +16,6 @@ private static class Captured {
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public static final boolean isNativeImage = checkForNativeImageBuilder();
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}
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// private static final Version JAVA_VERSION =
20-
// parseJavaVersion(System.getProperty("java.version"));
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// private static final JvmRuntime RUNTIME = new JvmRuntime();
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private static final boolean HAS_JFR = checkForJfr();
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private static final boolean IS_NATIVE_IMAGE_BUILDER = checkForNativeImageBuilder();
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private static final boolean IS_NATIVE_IMAGE = Captured.isNativeImage;
@@ -60,351 +56,4 @@ private static boolean checkForNativeImageBuilder() {
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return false;
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}
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}
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// /* The method splits java version string by digits. Delimiters are: dot, underscore and plus
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// */
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// private static List<Integer> splitDigits(String str) {
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// List<Integer> results = new ArrayList<>();
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//
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// int len = str.length();
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//
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// int value = 0;
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// for (int i = 0; i < len; i++) {
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// char ch = str.charAt(i);
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// if (ch >= '0' && ch <= '9') {
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// value = value * 10 + (ch - '0');
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// } else if (ch == '.' || ch == '_' || ch == '+') {
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// results.add(value);
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// value = 0;
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// } else {
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// throw new NumberFormatException();
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// }
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// }
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// results.add(value);
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// return results;
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// }
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//
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// private static Version parseJavaVersion(String javaVersion) {
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// // Remove pre-release part, usually -ea
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// final int indexOfDash = javaVersion.indexOf('-');
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// if (indexOfDash >= 0) {
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// javaVersion = javaVersion.substring(0, indexOfDash);
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// }
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//
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// int major = 0;
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// int minor = 0;
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// int update = 0;
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//
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// try {
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// List<Integer> nums = splitDigits(javaVersion);
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// major = nums.get(0);
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//
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// // for java 1.6/1.7/1.8
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// if (major == 1) {
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// major = nums.get(1);
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// minor = nums.get(2);
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// update = nums.get(3);
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// } else {
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// minor = nums.get(1);
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// update = nums.get(2);
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// }
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// } catch (NumberFormatException | IndexOutOfBoundsException e) {
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// // unable to parse version string - do nothing
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// }
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// return new Version(major, minor, update);
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// }
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//
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// static final class Version {
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// public final int major, minor, update;
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//
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// public Version(int major, int minor, int update) {
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// this.major = major;
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// this.minor = minor;
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// this.update = update;
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// }
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//
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// public boolean is(int major) {
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// return this.major == major;
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// }
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//
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// public boolean is(int major, int minor) {
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// return this.major == major && this.minor == minor;
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// }
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//
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// public boolean is(int major, int minor, int update) {
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// return this.major == major && this.minor == minor && this.update == update;
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// }
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//
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// public boolean isAtLeast(int major, int minor, int update) {
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// return isAtLeast(this.major, this.minor, this.update, major, minor, update);
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// }
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//
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// public boolean isBetween(
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// int fromMajor, int fromMinor, int fromUpdate, int toMajor, int toMinor, int toUpdate) {
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// return isAtLeast(toMajor, toMinor, toUpdate, fromMajor, fromMinor, fromUpdate)
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// && isAtLeast(fromMajor, fromMinor, fromUpdate)
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// && !isAtLeast(toMajor, toMinor, toUpdate);
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// }
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//
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// private static boolean isAtLeast(
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// int major, int minor, int update, int atLeastMajor, int atLeastMinor, int atLeastUpdate)
151-
// {
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// return (major > atLeastMajor)
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// || (major == atLeastMajor && minor > atLeastMinor)
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// || (major == atLeastMajor && minor == atLeastMinor && update >= atLeastUpdate);
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// }
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// }
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//
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// static final class JvmRuntime {
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// /*
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// * Example:
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// * jvm -> "AdoptOpenJDK 1.8.0_265-b01"
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// *
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// * name -> "OpenJDK"
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// * vendor -> "AdoptOpenJDK"
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// * version -> "1.8.0_265"
166-
// * patches -> "b01"
167-
// */
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// public final String name;
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//
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// public final String vendor;
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// public final String version;
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// public final String vendorVersion;
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// public final String patches;
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//
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// public JvmRuntime() {
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// this(
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// System.getProperty("java.version"),
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// System.getProperty("java.runtime.version"),
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// System.getProperty("java.runtime.name"),
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// System.getProperty("java.vm.vendor"),
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// System.getProperty("java.vendor.version"));
182-
// }
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//
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// // Only visible for testing
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// JvmRuntime(String javaVer, String rtVer, String name, String vendor, String vendorVersion) {
186-
// this.name = name == null ? "" : name;
187-
// this.vendor = vendor == null ? "" : vendor;
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// javaVer = javaVer == null ? "" : javaVer;
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// this.version = javaVer;
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// this.vendorVersion = vendorVersion == null ? "" : vendorVersion;
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// rtVer = javaVer.isEmpty() || rtVer == null ? javaVer : rtVer;
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// int patchStart = javaVer.length() + 1;
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// this.patches = (patchStart >= rtVer.length()) ? "" : rtVer.substring(javaVer.length() +
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// 1);
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// }
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// }
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// public static boolean isJavaVersion(int major) {
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// return JAVA_VERSION.is(major);
200-
// }
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//
202-
// public static boolean isJavaVersion(int major, int minor) {
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// return JAVA_VERSION.is(major, minor);
204-
// }
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//
206-
// public static boolean isJavaVersion(int major, int minor, int update) {
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// return JAVA_VERSION.is(major, minor, update);
208-
// }
209-
210-
// public static boolean isJavaVersionAtLeast(int major) {
211-
// return isJavaVersionAtLeast(major, 0, 0);
212-
// }
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//
214-
// public static boolean isJavaVersionAtLeast(int major, int minor) {
215-
// return isJavaVersionAtLeast(major, minor, 0);
216-
// }
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//
218-
// public static boolean isJavaVersionAtLeast(int major, int minor, int update) {
219-
// return JAVA_VERSION.isAtLeast(major, minor, update);
220-
// }
221-
222-
// /**
223-
// * Check if the Java version is between {@code fromMajor} (inclusive) and {@code toMajor}
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// * (exclusive).
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// *
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// * @param fromMajor major from version (inclusive)
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// * @param toMajor major to version (exclusive)
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// * @return if the current java version is between the from version (inclusive) and the to
229-
// version
230-
// * exclusive
231-
// */
232-
// public static boolean isJavaVersionBetween(int fromMajor, int toMajor) {
233-
// return isJavaVersionBetween(fromMajor, 0, toMajor, 0);
234-
// }
235-
//
236-
// /**
237-
// * Check if the Java version is between {@code fromMajor.fromMinor} (inclusive) and {@code
238-
// * toMajor.toMinor} (exclusive).
239-
// *
240-
// * @param fromMajor major from version (inclusive)
241-
// * @param fromMinor minor from version (inclusive)
242-
// * @param toMajor major to version (exclusive)
243-
// * @param toMinor minor to version (exclusive)
244-
// * @return if the current java version is between the from version (inclusive) and the to
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// version
246-
// * exclusive
247-
// */
248-
// public static boolean isJavaVersionBetween(
249-
// int fromMajor, int fromMinor, int toMajor, int toMinor) {
250-
// return isJavaVersionBetween(fromMajor, fromMinor, 0, toMajor, toMinor, 0);
251-
// }
252-
//
253-
// /**
254-
// * Check if the Java version is between {@code fromMajor.fromMinor.fromUpdate} (inclusive) and
255-
// * {@code toMajor.toMinor.toUpdate} (exclusive).
256-
// *
257-
// * @param fromMajor major from version (inclusive)
258-
// * @param fromMinor minor from version (inclusive)
259-
// * @param fromUpdate update from version (inclusive)
260-
// * @param toMajor major to version (exclusive)
261-
// * @param toMinor minor to version (exclusive)
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// * @param toUpdate update to version (exclusive)
263-
// * @return if the current java version is between the from version (inclusive) and the to
264-
// version
265-
// * exclusive
266-
// */
267-
// public static boolean isJavaVersionBetween(
268-
// int fromMajor, int fromMinor, int fromUpdate, int toMajor, int toMinor, int toUpdate) {
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// return JAVA_VERSION.isBetween(fromMajor, fromMinor, fromUpdate, toMajor, toMinor, toUpdate);
270-
// }
271-
272-
// public static boolean isLinux() {
273-
// return System.getProperty("os.name").toLowerCase(Locale.ROOT).contains("linux");
274-
// }
275-
//
276-
// public static boolean isWindows() {
277-
// // https://mkyong.com/java/how-to-detect-os-in-java-systemgetpropertyosname/
278-
// final String os = System.getProperty("os.name").toLowerCase(Locale.ROOT);
279-
// return os.contains("win");
280-
// }
281-
//
282-
// public static boolean isMac() {
283-
// final String os = System.getProperty("os.name").toLowerCase(Locale.ROOT);
284-
// return os.contains("mac");
285-
// }
286-
//
287-
// public static boolean isAarch64() {
288-
// return System.getProperty("os.arch").toLowerCase().contains("aarch64");
289-
// }
290-
//
291-
// public static boolean isMusl() {
292-
// if (!isLinux()) {
293-
// return false;
294-
// }
295-
// // check the Java exe then fall back to proc/self maps
296-
// try {
297-
// return isMuslJavaExecutable();
298-
// } catch (IOException e) {
299-
// try {
300-
// return isMuslProcSelfMaps();
301-
// } catch (IOException ignore) {
302-
// return false;
303-
// }
304-
// }
305-
// }
306-
//
307-
// static boolean isMuslProcSelfMaps() throws IOException {
308-
// try (BufferedReader reader = new BufferedReader(new FileReader("/proc/self/maps"))) {
309-
// String line;
310-
// while ((line = reader.readLine()) != null) {
311-
// if (line.contains("-musl-")) {
312-
// return true;
313-
// }
314-
// if (line.contains("/libc.")) {
315-
// return false;
316-
// }
317-
// }
318-
// }
319-
// return false;
320-
// }
321-
//
322-
// /**
323-
// * There is information about the linking in the ELF file. Since properly parsing ELF is not
324-
// * trivial this code will attempt a brute-force approach and will scan the first 4096 bytes of
325-
// the
326-
// * 'java' program image for anything prefixed with `/ld-` - in practice this will contain
327-
// * `/ld-musl` for musl systems and probably something else for non-musl systems (eg.
328-
// * `/ld-linux-...`). However, if such string is missing should indicate that the system is not
329-
// a
330-
// * musl one.
331-
// */
332-
// static boolean isMuslJavaExecutable() throws IOException {
333-
//
334-
// byte[] magic = new byte[] {(byte) 0x7f, (byte) 'E', (byte) 'L', (byte) 'F'};
335-
// byte[] prefix = new byte[] {(byte) '/', (byte) 'l', (byte) 'd', (byte) '-'}; // '/ld-*'
336-
// byte[] musl = new byte[] {(byte) 'm', (byte) 'u', (byte) 's', (byte) 'l'}; // 'musl'
337-
//
338-
// Path binary = Paths.get(System.getProperty("java.home"), "bin", "java");
339-
// byte[] buffer = new byte[4096];
340-
//
341-
// try (InputStream is = Files.newInputStream(binary)) {
342-
// int read = is.read(buffer, 0, 4);
343-
// if (read != 4 || !containsArray(buffer, 0, magic)) {
344-
// throw new IOException(Arrays.toString(buffer));
345-
// }
346-
// read = is.read(buffer);
347-
// if (read <= 0) {
348-
// throw new IOException();
349-
// }
350-
// int prefixPos = 0;
351-
// for (int i = 0; i < read; i++) {
352-
// if (buffer[i] == prefix[prefixPos]) {
353-
// if (++prefixPos == prefix.length) {
354-
// return containsArray(buffer, i + 1, musl);
355-
// }
356-
// } else {
357-
// prefixPos = 0;
358-
// }
359-
// }
360-
// }
361-
// return false;
362-
// }
363-
//
364-
// private static boolean containsArray(byte[] container, int offset, byte[] contained) {
365-
// for (int i = 0; i < contained.length; i++) {
366-
// int leftPos = offset + i;
367-
// if (leftPos >= container.length) {
368-
// return false;
369-
// }
370-
// if (container[leftPos] != contained[i]) {
371-
// return false;
372-
// }
373-
// }
374-
// return true;
375-
// }
376-
377-
// public static boolean isOracleJDK8() {
378-
// return isJavaVersion(8)
379-
// && RUNTIME.vendor.contains("Oracle")
380-
// && !RUNTIME.name.contains("OpenJDK");
381-
// }
382-
//
383-
// public static boolean isJ9() {
384-
// return System.getProperty("java.vm.name").contains("J9");
385-
// }
386-
//
387-
// public static boolean isIbm8() {
388-
// return isJavaVersion(8) && RUNTIME.vendor.contains("IBM");
389-
// }
390-
//
391-
// public static boolean isGraalVM() {
392-
// return RUNTIME.vendorVersion.toLowerCase().contains("graalvm");
393-
// }
394-
395-
// public static String getLangVersion() {
396-
// return String.valueOf(JAVA_VERSION.major);
397-
// }
398-
//
399-
// public static String getRuntimeVendor() {
400-
// return RUNTIME.vendor;
401-
// }
402-
//
403-
// public static String getRuntimeVersion() {
404-
// return RUNTIME.version;
405-
// }
406-
//
407-
// public static String getRuntimePatches() {
408-
// return RUNTIME.patches;
409-
// }
41059
}

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