diff --git a/weasis-core-img/src/main/java/org/weasis/core/util/Pair.java b/weasis-core-img/src/main/java/org/weasis/core/util/Pair.java
new file mode 100644
index 0000000..203ef31
--- /dev/null
+++ b/weasis-core-img/src/main/java/org/weasis/core/util/Pair.java
@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) 2024 Weasis Team and other contributors.
+ *
+ * This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License 2.0 which is available at https://www.eclipse.org/legal/epl-2.0, or the Apache
+ * License, Version 2.0 which is available at https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+ */
+package org.weasis.core.util;
+
+public record Pair<K, V>(K first, V second) {}
diff --git a/weasis-core-img/src/main/java/org/weasis/core/util/StringUtil.java b/weasis-core-img/src/main/java/org/weasis/core/util/StringUtil.java
index 04b8db3..41d6cfc 100644
--- a/weasis-core-img/src/main/java/org/weasis/core/util/StringUtil.java
+++ b/weasis-core-img/src/main/java/org/weasis/core/util/StringUtil.java
@@ -157,10 +157,6 @@ public static boolean hasLength(CharSequence str) {
     return str != null && !str.isEmpty();
   }
 
-  public static boolean hasLength(String str) {
-    return hasLength((CharSequence) str);
-  }
-
   public static boolean hasText(CharSequence str) {
     if (!hasLength(str)) {
       return false;
@@ -174,10 +170,6 @@ public static boolean hasText(CharSequence str) {
     return false;
   }
 
-  public static boolean hasText(String str) {
-    return hasText((CharSequence) str);
-  }
-
   /**
    * Removing diacritical marks aka accents
    *
diff --git a/weasis-core-img/src/main/java/org/weasis/core/util/Triple.java b/weasis-core-img/src/main/java/org/weasis/core/util/Triple.java
new file mode 100644
index 0000000..e5258f3
--- /dev/null
+++ b/weasis-core-img/src/main/java/org/weasis/core/util/Triple.java
@@ -0,0 +1,12 @@
+/*
+ * Copyright (c) 2024 Weasis Team and other contributors.
+ *
+ * This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License 2.0 which is available at https://www.eclipse.org/legal/epl-2.0, or the Apache
+ * License, Version 2.0 which is available at https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+ */
+package org.weasis.core.util;
+
+public record Triple<K, V, T>(K first, V second, T third) {}
diff --git a/weasis-core-img/src/test/java/org/weasis/core/util/FileUtilTest.java b/weasis-core-img/src/test/java/org/weasis/core/util/FileUtilTest.java
index 5126352..02aa45f 100644
--- a/weasis-core-img/src/test/java/org/weasis/core/util/FileUtilTest.java
+++ b/weasis-core-img/src/test/java/org/weasis/core/util/FileUtilTest.java
@@ -30,7 +30,6 @@
 import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Locale;
 import java.util.Properties;
 import javax.imageio.stream.ImageInputStream;
 import javax.imageio.stream.MemoryCacheImageInputStream;
diff --git a/weasis-core-img/src/test/java/org/weasis/core/util/PairTest.java b/weasis-core-img/src/test/java/org/weasis/core/util/PairTest.java
new file mode 100644
index 0000000..708ac2f
--- /dev/null
+++ b/weasis-core-img/src/test/java/org/weasis/core/util/PairTest.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2024 Weasis Team and other contributors.
+ *
+ * This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License 2.0 which is available at https://www.eclipse.org/legal/epl-2.0, or the Apache
+ * License, Version 2.0 which is available at https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+ */
+package org.weasis.core.util;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+class PairTest {
+  @Test
+  void pairStoresFirstAndSecondValues() {
+    Pair<String, Integer> pair = new Pair<>("first", 1);
+    assertEquals("first", pair.first());
+    assertEquals(1, pair.second());
+  }
+
+  @Test
+  void pairHandlesMixedNullAndNonNullValues() {
+    Pair<String, Integer> pair = new Pair<>("first", null);
+    assertEquals("first", pair.first());
+    assertNull(pair.second());
+
+    pair = new Pair<>(null, 1);
+    assertNull(pair.first());
+    assertEquals(1, pair.second());
+  }
+
+  @Test
+  void pairWithDifferentTypes() {
+    Pair<Integer, String> pair = new Pair<>(1, "second");
+    assertEquals(1, pair.first());
+    assertEquals("second", pair.second());
+  }
+
+  @Test
+  void pairEquality() {
+    Pair<String, Integer> pair1 = new Pair<>("first", 1);
+    Pair<String, Integer> pair2 = new Pair<>("first", 1);
+    assertEquals(pair1, pair2);
+  }
+
+  @Test
+  void pairInequality() {
+    Pair<String, Integer> pair1 = new Pair<>("first", 1);
+    Pair<String, Integer> pair2 = new Pair<>("second", 1);
+    assertNotEquals(pair1, pair2);
+
+    pair2 = new Pair<>("first", 2);
+    assertNotEquals(pair1, pair2);
+  }
+}
diff --git a/weasis-core-img/src/test/java/org/weasis/core/util/TripleTest.java b/weasis-core-img/src/test/java/org/weasis/core/util/TripleTest.java
new file mode 100644
index 0000000..6c48791
--- /dev/null
+++ b/weasis-core-img/src/test/java/org/weasis/core/util/TripleTest.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2024 Weasis Team and other contributors.
+ *
+ * This program and the accompanying materials are made available under the terms of the Eclipse
+ * Public License 2.0 which is available at https://www.eclipse.org/legal/epl-2.0, or the Apache
+ * License, Version 2.0 which is available at https://www.apache.org/licenses/LICENSE-2.0.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
+ */
+package org.weasis.core.util;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+
+import org.junit.jupiter.api.Test;
+
+class TripleTest {
+
+  @Test
+  void tripleStoresFirstSecondAndThirdValues() {
+    Triple<String, Integer, Double> triple = new Triple<>("first", 1, 2.0);
+    assertEquals("first", triple.first());
+    assertEquals(1, triple.second());
+    assertEquals(2.0, triple.third());
+  }
+
+  @Test
+  void tripleHandlesMixedNullAndNonNullValues() {
+    Triple<String, Integer, Double> triple = new Triple<>("first", null, 2.0);
+    assertEquals("first", triple.first());
+    assertNull(triple.second());
+    assertEquals(2.0, triple.third());
+
+    triple = new Triple<>(null, 1, null);
+    assertNull(triple.first());
+    assertEquals(1, triple.second());
+    assertNull(triple.third());
+  }
+
+  @Test
+  void tripleWithDifferentTypes() {
+    Triple<Integer, String, Boolean> triple = new Triple<>(1, "second", true);
+    assertEquals(1, triple.first());
+    assertEquals("second", triple.second());
+    assertEquals(true, triple.third());
+  }
+
+  @Test
+  void tripleEquality() {
+    Triple<String, Integer, Double> triple1 = new Triple<>("first", 1, 2.0);
+    Triple<String, Integer, Double> triple2 = new Triple<>("first", 1, 2.0);
+    assertEquals(triple1, triple2);
+  }
+
+  @Test
+  void tripleInequality() {
+    Triple<String, Integer, Double> triple1 = new Triple<>("first", 1, 2.0);
+    Triple<String, Integer, Double> triple2 = new Triple<>("second", 1, 2.0);
+    assertNotEquals(triple1, triple2);
+
+    triple2 = new Triple<>("first", 2, 2.0);
+    assertNotEquals(triple1, triple2);
+
+    triple2 = new Triple<>("first", 1, 3.0);
+    assertNotEquals(triple1, triple2);
+  }
+}