platform/util: recognize Loongson Arch microprocessors

.github/workflows/build-deploy.yml

@@ -34,7 +34,7 @@ jobs:
           uses: actions/setup-java@v3
           with:
             distribution: 'temurin' 
-            java-version: '19'
+            java-version: '27'
 
         - name: Compiling java
           run: ./gradlew --console="verbose" -Pversion=${GITHUB_REF_NAME} :snaploader:build
@@ -65,7 +65,7 @@ jobs:
               uses: actions/setup-java@v3
               with:
                 distribution: 'temurin' 
-                java-version: '19'
+                java-version: '27'
 
             - name: Setup maven-3.9
               run: | 

.github/workflows/build-test.yml

@@ -56,7 +56,7 @@ jobs:
             uses: actions/setup-java@v3
             with:
               distribution: 'temurin' 
-              java-version: '19'
+              java-version: '27'
 
           - name: Generate javadoc
             run: chmod +rwx ./gradlew && ./gradlew :snaploader:generateJavadocJar

snaploader/src/main/java/electrostatic4j/snaploader/platform/util/NativeVariant.java

@@ -84,11 +84,14 @@ public enum NativeVariant {
      */
     JVM(System.getProperty("java.vm.name"));
 
-    private static final String Linux = "Linux";
-    private static final String Windows = "Windows";
-    private static final String Mac = "Mac";
-    private static final String WebOs = "WebOs";
-    private static final String Dalvik = "Dalvik";
+    private static final String Linux = "linux";
+    private static final String Windows = "windows";
+    private static final String Mac = "mac";
+    private static final String WebOs = "webos";
+    private static final String Web0s = "web0s";
+    private static final String Ios = "ios";
+    private static final String Iphone = "iphone";
+    private static final String Dalvik = "dalvik";
 
     private final String property;
 
@@ -156,7 +159,9 @@ public static boolean isDesktop() {
          * @return true if web-os; false otherwise. Current value is constantly false.
          */
         public static boolean isWebOs() {
-            return false;
+            return NativeVariant.OS_NAME.getProperty()
+                    .contains(NativeVariant.WebOs) || NativeVariant.OS_NAME.getProperty()
+                    .contains(NativeVariant.Web0s);
         }
 
         /**
@@ -166,7 +171,8 @@ public static boolean isWebOs() {
          * @return true if iOS; false otherwise. Current value is constantly false.
          */
         public static boolean isIos() {
-            return false;
+            return NativeVariant.OS_NAME.getProperty()
+                    .contains(NativeVariant.Ios) || NativeVariant.OS_NAME.getProperty().contains(NativeVariant.Iphone);
         }
     }
 
@@ -302,6 +308,15 @@ public static boolean isARM() {
             return OS_ARCH.getProperty().contains("arm") || OS_ARCH.getProperty().contains("aarch");
         }
 
+        /**
+         * Tests whether the current CPU vendor is a Loongson vendor (i.e., an independent Chinese vendor).
+         *
+         * @return true if the current CPU vendor is a Loongson vendor.
+         */
+        public static boolean isLoongArch() {
+            return OS_ARCH.getProperty().contains("loong");
+        }
+
         /**
          * Reads named CPU features from the OSHI library and parses them into
          * words. If system commands are executed, this might be an expensive
@@ -411,11 +426,11 @@ public static boolean hasExtensions(String... requiredNames) {
     }
 
     /**
-     * Retrieves the data of this native variant property.
+     * Retrieves the data of this native variant property in a lowercase style.
      * 
      * @return the specified property object in a string format.
      */
     public String getProperty() {
-        return property;
+        return property.toLowerCase();
     }
 }

snaploader/src/main/java/electrostatic4j/snaploader/platform/util/PlatformPredicate.java

@@ -81,6 +81,12 @@ public final class PlatformPredicate {
      */
     public static final PlatformPredicate LINUX_RISC_V_64 = new PlatformPredicate(NativeVariant.Os.isLinux() && NativeVariant.Cpu.isRiscV() && NativeVariant.Cpu.is64());
 
+    /**
+     * Alias object for Linux on Loongson Arch 64 Chipset; a Chinese RISC microprocessor.
+     */
+    public static final PlatformPredicate LINUX_LOONGARCH_64 = new PlatformPredicate(NativeVariant.Os.isDesktop() &&
+            NativeVariant.Os.isLinux() && NativeVariant.Cpu.isLoongArch() && NativeVariant.Cpu.is64());
+
     /**
      * Alias object for MacOSX on X86 Chipset.
      */