chore(deps): update dependency java to v25

examples/example-exemplars-tail-sampling/example-greeting-service/pom.xml

@@ -19,7 +19,7 @@
   </description>
 
   <properties>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

examples/example-exemplars-tail-sampling/example-hello-world-app/pom.xml

@@ -19,7 +19,7 @@
   </description>
 
   <properties>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

examples/example-exporter-servlet-tomcat/pom.xml

@@ -17,7 +17,7 @@
   </description>
 
   <properties>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

integration-tests/it-common/src/test/java/io/prometheus/client/it/common/ExporterTest.java

@@ -9,8 +9,8 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
+import java.net.URI;
 import java.net.URISyntaxException;
-import java.net.URL;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -34,7 +34,7 @@ public ExporterTest(String sampleApp) throws IOException, URISyntaxException {
         Volume.create("it-exporter")
             .copy("../../it-" + sampleApp + "/target/" + sampleApp + ".jar");
     this.sampleAppContainer =
-        new GenericContainer<>("openjdk:17")
+        new GenericContainer<>("openjdk:25")
             .withFileSystemBind(sampleAppVolume.getHostPath(), "/app", BindMode.READ_ONLY)
             .withWorkingDirectory("/app")
             .withLogConsumer(LogConsumer.withPrefix(sampleApp))
@@ -68,18 +68,18 @@ protected Response scrape(String method, String queryString, String... requestHe
       throws IOException {
     return scrape(
         method,
-        new URL(
+        URI.create(
             "http://localhost:"
                 + sampleAppContainer.getMappedPort(9400)
                 + "/metrics?"
                 + queryString),
         requestHeaders);
   }
 
-  public static Response scrape(String method, URL url, String... requestHeaders)
+  public static Response scrape(String method, URI uri, String... requestHeaders)
       throws IOException {
     long timeoutMillis = TimeUnit.SECONDS.toMillis(5);
-    HttpURLConnection con = (HttpURLConnection) url.openConnection();
+    HttpURLConnection con = (HttpURLConnection) uri.toURL().openConnection();
     con.setRequestMethod(method);
     for (int i = 0; i < requestHeaders.length; i += 2) {
       con.setRequestProperty(requestHeaders[i], requestHeaders[i + 1]);
@@ -111,7 +111,7 @@ public static Response scrape(String method, URL url, String... requestHeaders)
     if (exception != null) {
       exception.printStackTrace();
     }
-    fail("timeout while getting metrics from " + url);
+    fail("timeout while getting metrics from " + uri);
     return null; // will not happen
   }
 

integration-tests/it-exporter/it-exporter-servlet-jetty-sample/pom.xml

@@ -17,7 +17,7 @@
   </description>
   <properties>
     <jetty-server.version>12.1.1</jetty-server.version>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

integration-tests/it-exporter/it-exporter-servlet-tomcat-sample/pom.xml

@@ -17,7 +17,7 @@
   </description>
 
   <properties>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

integration-tests/it-pushgateway/src/test/java/io/prometheus/metrics/it/pushgateway/PushGatewayIT.java

@@ -41,7 +41,7 @@ public void setUp() throws IOException, URISyntaxException {
             .withLogConsumer(LogConsumer.withPrefix("pushgateway"))
             .waitingFor(Wait.forListeningPort());
     sampleAppContainer =
-        new GenericContainer<>("openjdk:17")
+        new GenericContainer<>("openjdk:25")
             .withFileSystemBind(sampleAppVolume.getHostPath(), "/app", BindMode.READ_ONLY)
             .withNetwork(network)
             .withWorkingDirectory("/app")

integration-tests/it-spring-boot-smoke-test/pom.xml

@@ -21,7 +21,7 @@
     Spring Smoke Tests
   </description>
   <properties>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
     <junit-jupiter.version>5.13.4</junit-jupiter.version>
   </properties>
 

integration-tests/it-spring-boot-smoke-test/src/test/java/io/prometheus/metrics/it/springboot/ApplicationTest.java

@@ -5,7 +5,7 @@
 import io.prometheus.client.it.common.ExporterTest;
 import io.prometheus.metrics.expositionformats.generated.com_google_protobuf_4_32_1.Metrics;
 import java.io.IOException;
-import java.net.URL;
+import java.net.URI;
 import java.util.List;
 import java.util.Optional;
 import org.junit.jupiter.api.Test;
@@ -20,7 +20,7 @@ public void testPrometheusProtobufFormat() throws IOException {
     ExporterTest.Response response =
         ExporterTest.scrape(
             "GET",
-            new URL("http://localhost:8080/actuator/prometheus"),
+            URI.create("http://localhost:8080/actuator/prometheus"),
             "Accept",
             "application/vnd.google.protobuf; proto=io.prometheus.client.MetricFamily;"
                 + " encoding=delimited");

mise.toml

@@ -1,7 +1,7 @@
 [tools]
 "go:github.com/gohugoio/hugo" = "v0.150.1"
 "go:github.com/grafana/oats" = "0.4.1"
-java = "temurin-21.0.8+9.0.LTS"
+java = "temurin-25.0.0+36.0.LTS"
 lychee = "0.20.1"
 protoc = "32.1"
 

pom.xml

@@ -252,9 +252,9 @@
           <release>${java.version}</release>
           <source>${java.version}</source>
           <target>${java.version}</target>
-          <testRelease>17</testRelease>
-          <testSource>17</testSource>
-          <testTarget>17</testTarget>
+          <testRelease>25</testRelease>
+          <testSource>25</testSource>
+          <testTarget>25</testTarget>
           <showWarnings>true</showWarnings>
           <compilerArgs>
             <arg>-Xlint:all,-serial,-processing,-options</arg>

prometheus-metrics-exporter-httpserver/src/test/java/io/prometheus/metrics/exporter/httpserver/HTTPServerTest.java

@@ -16,7 +16,6 @@
 import java.net.InetSocketAddress;
 import java.net.Socket;
 import java.nio.charset.StandardCharsets;
-import java.security.AccessController;
 import java.security.NoSuchAlgorithmException;
 import java.security.Principal;
 import java.util.concurrent.Executors;
@@ -46,7 +45,7 @@ public Result authenticate(HttpExchange exchange) {
     HttpHandler handler =
         exchange -> {
           boolean found = false;
-          Subject current = Subject.getSubject(AccessController.getContext());
+          Subject current = Subject.current();
           for (Principal p : current.getPrincipals()) {
             if (user.equals(p.getName())) {
               found = true;

prometheus-metrics-exporter-servlet-jakarta/pom.xml

@@ -19,7 +19,7 @@
 
   <properties>
     <automatic.module.name>io.prometheus.metrics.exporter.servlet.jakarta</automatic.module.name>
-    <java.version>17</java.version>
+    <java.version>25</java.version>
   </properties>
 
   <dependencies>

prometheus-metrics-instrumentation-jvm/src/test/java/io/prometheus/metrics/instrumentation/jvm/JvmMemoryMetricsTest.java

@@ -30,6 +30,7 @@ class JvmMemoryMetricsTest {
   private final MemoryUsage memoryUsagePoolCollectionEdenSpace = Mockito.mock(MemoryUsage.class);
   private final MemoryUsage memoryUsagePoolCollectionOldGen = Mockito.mock(MemoryUsage.class);
 
+  @SuppressWarnings("deprecation")
   @BeforeEach
   public void setUp() {
     when(mockMemoryBean.getHeapMemoryUsage()).thenReturn(memoryUsageHeap);

prometheus-metrics-instrumentation-jvm/src/test/java/io/prometheus/metrics/instrumentation/jvm/JvmThreadsMetricsTest.java

@@ -174,6 +174,7 @@ private ThreadWithInvalidId(long id, Runnable runnable) {
      * Note that only Java versions < 21 call this to get the thread id. With Java 21 and newer it's
      * no longer possible to make an invalid thread id.
      */
+    @SuppressWarnings("deprecation")
     @Override
     public long getId() {
       return this.id;