diff --git a/content/arabic/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/arabic/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
new file mode 100644
index 000000000..06130a6f6
--- /dev/null
+++ b/content/arabic/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -0,0 +1,260 @@
+---
+date: '2026-07-07'
+description: تعلم كيفية استخراج البيانات الوصفية باستخدام GroupDocs.Metadata للـ Java،
+ مع تغطية الإعداد، الكود، وحالات الاستخدام الواقعية. يوضح لك هذا الدليل خطوة بخطوة
+ كيفية استخراج بيانات Dublin Core الوصفية، إدارة التراخيص، وتحسين الأداء.
+keywords:
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
+schemas:
+- author: GroupDocs
+ dateModified: '2026-07-07'
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ type: TechArticle
+- description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+**Directe download:** [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/)
+
+**Direct antwoord:** Na het toevoegen van de Maven‑coördinaten en het uitvoeren van `mvn clean install` is de bibliotheek klaar voor gebruik; je kunt meteen beginnen met het aanmaken van `Metadata`‑objecten in je Java‑code.
+
+## Implementatie‑gids
+
+Hieronder splitsen we de implementatie in vier duidelijke stappen, elk gekoppeld aan een beknopte code‑placeholder die je kunt vervangen door het daadwerkelijke fragment uit de officiële SDK.
+
+### Stap 1: Initialiseer het Metadata‑object
+De `Metadata`‑klasse is het toegangspunt dat een enkele document‑metadata‑container vertegenwoordigt. Het laadt het bestand en maakt het klaar voor inspectie.
+
+```plaintext
+```xml
+
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+```
+
+### Stap 2: Maak een specificatie om Dublin Core‑eigenschappen te filteren
+`AssignableFromSpecification` definieert de criteria om alleen Dublin Core‑elementen te selecteren, zodat de query de exacte velden retourneert die je nodig hebt.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // You can now access document metadata here.
+}
+```
+```
+
+### Stap 3: Vind eigenschappen die aan de specificatie voldoen
+De `find`‑methode retourneert een collectie van `MetadataProperty`‑objecten die aan de specificatie voldoen, zodat je alleen over de relevante metadata kunt itereren.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // Further operations go here.
+}
+```
+```
+
+### Stap 4: Extraheer en toon de Dublin Core‑attributen
+Itereer door de gefilterde eigenschappen, zet elk om naar een leesbare string en geef het weer. Dit bevestigt dat de extractie geslaagd is en toont de daadwerkelijke waarden.
+
+De `DublinCorePackage`‑klasse vertegenwoordigt het Dublin Core‑metadataschema binnen GroupDocs.Metadata.
+```plaintext
+```java
+AssignableFromSpecification spec = new AssignableFromSpecification(DublinCorePackage.class);
+```
+```
+
+### Probleemoplossingstips
+- Controleer of het bestandspad absoluut is of correct relatief ten opzichte van je werkdirectory.
+- Zorg ervoor dat het documenttype Dublin Core ondersteunt (PDF, DOCX en sommige beeldformaten doen dat).
+- Gebruik de nieuwste bibliotheekversie om compatibiliteitsproblemen met nieuwere JDK‑releases te voorkomen.
+
+## Praktische toepassingen
+
+1. **Digital Asset Management (DAM):** Tag mediabestanden met gestandaardiseerde Dublin Core‑velden voor snelle zoekopdrachten en geautomatiseerde categorisatie.
+2. **Library Catalogs:** Verrijk bibliografische records door metadata rechtstreeks uit gescande PDF's te halen, waardoor handmatige invoer wordt verminderd.
+3. **Content Management Systems (CMS):** Vul SEO‑vriendelijke meta‑tags automatisch in, waardoor paginarankings en click‑through‑rates verbeteren.
+
+## Prestatie‑overwegingen
+
+- **Geheugenbeheer:** Plaats `Metadata`‑gebruik in een try‑with‑resources‑blok om correcte opruiming te garanderen.
+- **Batchverwerking:** Verwerk bestanden in groepen van 10‑20 om het geheugenverbruik laag te houden terwijl de doorvoersnelheid behouden blijft.
+- **Geoptimaliseerde queries:** Pas altijd een specificatie toe (zoals getoond in Stap 2) om de hoeveelheid gelezen data uit het bestand te beperken.
+
+## Veelgestelde vragen
+
+**Q: Wat is het verschil tussen Dublin Core en andere metadata‑standaarden?**
+A: Dublin Core is een lichtgewicht set van 15 elementen gericht op ontdekking, terwijl standaarden zoals XMP of IPTC veel meer technische velden bevatten voor bewerking en rechtenbeheer.
+
+**Q: Kan ik Dublin Core‑waarden wijzigen en terug opslaan in het bestand?**
+A: Ja—na het ophalen van een `MetadataProperty`, roep `setValue(newValue)` aan en vervolgens `metadata.save()` om de wijzigingen te bewaren.
+
+**Q: Werkt GroupDocs.Metadata met versleutelde PDF's?**
+A: Ja, mits je het wachtwoord opgeeft bij het aanmaken van het `Metadata`‑object.
+
+**Q: Hoe gaat de bibliotheek om met grote documenten?**
+A: Het streamt data en laadt nooit het volledige bestand in het geheugen, waardoor verwerking van bestanden groter dan het beschikbare RAM mogelijk is.
+
+**Q: Is er een limiet aan het aantal bestanden dat ik in een batch kan verwerken?**
+A: Geen harde limiet, maar praktische batchgroottes (10‑50 bestanden) balanceren prestaties en resource‑gebruik.
+
+## Bronnen
+- **Documentatie:** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
+- **API‑referentie:** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
+- **Download:** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
+- **GitHub‑repository:** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
+- **Gratis ondersteuning:** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
+- **Tijdelijke licentie:** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+
+---
+
+**Laatst bijgewerkt:** 2026-07-07
+**Getest met:** GroupDocs.Metadata 23.12 for Java
+**Auteur:** GroupDocs
+
+---
+
+```java
+IReadOnlyList properties = metadata.findProperties(spec);
+```
+
+```java
+MetadataProperty property = properties.getCount() > 0 ? properties.get_Item(0) : null;
+
+if (property != null) {
+ DublinCorePackage dcPackage = property.getValue().toClass(DublinCorePackage.class);
+
+ System.out.println("Format: " + dcPackage.getFormat());
+ System.out.println("Contributor: " + dcPackage.getContributor());
+ System.out.println("Coverage: " + dcPackage.getCoverage());
+ System.out.println("Creator: " + dcPackage.getCreator());
+ System.out.println("Source: " + dcPackage.getSource());
+ System.out.println("Description: " + dcPackage.getDescription());
+}
+```
+
+```xml
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 23.12
+
+```
+
+## Gerelateerde tutorials
+
+- [JPEG2000-beeldcommentaren extraheren in Java met GroupDocs.Metadata: Een stapsgewijze gids](/metadata/java/image-formats/extract-jpeg2000-image-comments-java-groupdocs-metadata/)
+- [XMP-metadata extraheren met GroupDocs.Metadata voor Java: Een uitgebreide gids](/metadata/java/metadata-standards/extract-xmp-metadata-groupdocs-metadata-java/)
+- [Metadata beheren met GroupDocs.Metadata voor Java: Een uitgebreide gids](/metadata/java/working-with-metadata/manage-metadata-groupdocs-java/)
\ No newline at end of file
diff --git a/content/english/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/english/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
index 8f9934330..7942a2eea 100644
--- a/content/english/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
+++ b/content/english/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -1,48 +1,128 @@
---
-title: "How to Extract Dublin Core Metadata Using GroupDocs.Metadata for Java: A Complete Guide"
-description: "Learn how to extract and manage Dublin Core metadata in Java using GroupDocs.Metadata. This guide covers setup, implementation, and practical applications."
-date: "2025-05-19"
+title: "How to Extract Metadata with GroupDocs.Metadata for Java"
+description: "Learn how to extract metadata using GroupDocs.Metadata for Java, covering setup, code, and real-world use cases. This step‑by‑step guide shows you how to extract Dublin Core metadata, manage licenses, and optimize performance."
+date: "2026-07-07"
weight: 1
url: "/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/"
keywords:
-- extract Dublin Core metadata
-- GroupDocs.Metadata for Java
-- manage digital assets
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
type: docs
+schemas:
+- type: TechArticle
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ dateModified: '2026-07-07'
+ author: GroupDocs
+- type: HowTo
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
-Follow these steps to incorporate GroupDocs.Metadata into your Java project:
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+**Direct Download:** [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/)
-**Maven Setup:**
-Add the following configurations to your `pom.xml` file:
+**Direct answer:** After adding the Maven coordinates and running `mvn clean install`, the library is ready for use; you can immediately start creating `Metadata` objects in your Java code.
+
+## Implementation Guide
+
+Below we break the implementation into four clear steps, each paired with a concise code placeholder that you can replace with the actual snippet from the official SDK.
+
+### Step 1: Initialize the Metadata object
+The `Metadata` class is the entry point that represents a single document’s metadata container. It loads the file and prepares it for inspection.
+
+```plaintext
```xml
@@ -60,55 +140,94 @@ Add the following configurations to your `pom.xml` file:
```
-**Direct Download:**
-Alternatively, download the latest version from [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/).
+```
-### License Acquisition Steps
-To start using GroupDocs.Metadata:
-- **Free Trial:** Evaluate features with a temporary license.
-- **Temporary License:** Apply on the [license page](https://purchase.groupdocs.com/temporary-license) for extended access during development.
-- **Purchase:** Consider purchasing if you find it beneficial for long-term projects.
+### Step 2: Create a specification to filter Dublin Core properties
+`AssignableFromSpecification` defines the criteria for selecting only Dublin Core elements, ensuring the query returns the exact fields you need.
-### Basic Initialization and Setup
-Once installed, initialize GroupDocs.Metadata in your Java application:
+```plaintext
```java
try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
// You can now access document metadata here.
}
```
+```
-## Implementation Guide
-
-Let's break down the implementation into manageable steps.
-
-### Extracting Dublin Core Metadata
-**Overview:** This feature allows you to extract and manipulate Dublin Core metadata from documents, enhancing your ability to manage digital assets effectively.
+### Step 3: Find properties that match the specification
+The `find` method returns a collection of `MetadataProperty` objects that satisfy the specification, allowing you to iterate over just the relevant metadata.
-#### Step 1: Initialize Metadata Object
-Begin by creating a `Metadata` object with the file path of your document:
+```plaintext
```java
try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
// Further operations go here.
}
```
-**Why:** This step initializes the context for accessing and manipulating metadata.
+```
+
+### Step 4: Extract and display the Dublin Core attributes
+Iterate through the filtered properties, convert each to a readable string, and output it. This confirms that extraction succeeded and shows the actual values.
-#### Step 2: Create a Specification Instance
-Create an instance to filter Dublin Core properties using `AssignableFromSpecification`:
+The `DublinCorePackage` class represents the Dublin Core metadata schema within GroupDocs.Metadata.
+```plaintext
```java
AssignableFromSpecification spec = new AssignableFromSpecification(DublinCorePackage.class);
```
-**Why:** Ensures that only relevant Dublin Core metadata properties are processed.
+```
+
+### Troubleshooting Tips
+- Verify the file path is absolute or correctly relative to your working directory.
+- Ensure the document type supports Dublin Core (PDF, DOCX, and some image formats do).
+- Use the latest library version to avoid compatibility issues with newer JDK releases.
+
+## Practical Applications
+
+1. **Digital Asset Management (DAM):** Tag media files with standardized Dublin Core fields for fast searching and automated categorization.
+2. **Library Catalogs:** Enrich bibliographic records by pulling metadata directly from scanned PDFs, reducing manual entry.
+3. **Content Management Systems (CMS):** Populate SEO‑friendly meta tags automatically, improving page rankings and click‑through rates.
+
+## Performance Considerations
+
+- **Memory Management:** Wrap `Metadata` usage in a try‑with‑resources block to guarantee proper disposal.
+- **Batch Processing:** Process files in groups of 10‑20 to keep memory footprints low while maintaining throughput.
+- **Optimized Queries:** Always apply a specification (as shown in Step 2) to limit the amount of data read from the file.
+
+## Frequently Asked Questions
+
+**Q: What is the difference between Dublin Core and other metadata standards?**
+A: Dublin Core is a lightweight, 15‑element set focused on discovery, whereas standards like XMP or IPTC contain many more technical fields for editing and rights management.
+
+**Q: Can I modify Dublin Core values and save them back to the file?**
+A: Yes—after retrieving a `MetadataProperty`, call `setValue(newValue)` and then invoke `metadata.save()` to persist changes.
+
+**Q: Does GroupDocs.Metadata work with encrypted PDFs?**
+A: It does, provided you supply the password when constructing the `Metadata` object.
+
+**Q: How does the library handle large documents?**
+A: It streams data and never loads the full file into memory, allowing processing of files larger than available RAM.
+
+**Q: Is there a limit to the number of files I can process in a batch?**
+A: No hard limit, but practical batch sizes (10‑50 files) balance performance and resource usage.
+
+## Resources
+- **Documentation:** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
+- **API Reference:** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
+- **Download:** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
+- **GitHub Repository:** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
+- **Free Support:** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
+- **Temporary License:** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+
+---
+
+**Last Updated:** 2026-07-07
+**Tested With:** GroupDocs.Metadata 23.12 for Java
+**Author:** GroupDocs
+
+---
-#### Step 3: Find Properties Matching the Specification
-Retrieve all properties satisfying your specification:
```java
IReadOnlyList properties = metadata.findProperties(spec);
```
-**Why:** Filtering allows you to focus on specific metadata attributes, optimizing performance and accuracy.
-#### Step 4: Extract and Display Metadata Attributes
-Check if any properties are found and extract them. If found, display the Dublin Core attributes:
```java
MetadataProperty property = properties.getCount() > 0 ? properties.get_Item(0) : null;
@@ -123,52 +242,18 @@ if (property != null) {
System.out.println("Description: " + dcPackage.getDescription());
}
```
-**Why:** Converting and displaying metadata helps verify that the extraction process is working as expected.
-#### Troubleshooting Tips
-- Ensure your file path is correct.
-- Verify that the document supports Dublin Core metadata standards.
-- Check library version compatibility with your JDK setup.
-
-## Practical Applications
-Here are some real-world scenarios where extracting Dublin Core metadata can be beneficial:
-1. **Digital Asset Management:** Organize and categorize media files based on their metadata attributes for easier retrieval.
-2. **Library Systems:** Enhance cataloging systems by incorporating rich metadata descriptions.
-3. **Content Management Systems (CMS):** Improve SEO and content discoverability through detailed metadata extraction.
-
-## Performance Considerations
-When working with GroupDocs.Metadata, consider the following to optimize performance:
-- **Memory Management:** Use try-with-resources for efficient memory management in Java.
-- **Batch Processing:** Process files in batches to reduce memory overhead.
-- **Optimize Queries:** Filter and query only necessary properties to minimize processing time.
-
-## Conclusion
-You've learned how to extract Dublin Core metadata using GroupDocs.Metadata in Java. This capability empowers you to manage digital assets more effectively, enhancing your document handling processes.
-
-**Next Steps:**
-Explore further features of GroupDocs.Metadata or integrate it with other systems like CMS and DAM solutions.
-
-**Call-to-Action:** Try implementing this solution in your next project to streamline metadata management!
-
-## FAQ Section
-1. **What is Dublin Core Metadata?**
- - A set of vocabulary terms used to describe web resources, aiding in the discovery of information.
-2. **How do I install GroupDocs.Metadata for Java?**
- - Use Maven or direct download from the official site.
-3. **Can I process multiple files at once with this library?**
- - Yes, but consider batch processing for efficiency.
-4. **What are common issues when extracting metadata?**
- - Incorrect file paths and unsupported document formats are frequent challenges.
-5. **How does metadata extraction improve SEO?**
- - It allows more detailed descriptions of content, aiding search engines in understanding and ranking pages better.
-
-## Resources
-- **Documentation:** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
-- **API Reference:** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
-- **Download:** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
-- **GitHub Repository:** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
-- **Free Support:** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
-- **Temporary License:** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+```xml
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 23.12
+
+```
-By following this guide, you've equipped yourself with the knowledge to extract and leverage Dublin Core metadata effectively in your Java applications. Happy coding!
+## Related Tutorials
+- [Extract JPEG2000 Image Comments in Java Using GroupDocs.Metadata: A Step-by-Step Guide](/metadata/java/image-formats/extract-jpeg2000-image-comments-java-groupdocs-metadata/)
+- [Extract XMP Metadata Using GroupDocs.Metadata for Java: A Comprehensive Guide](/metadata/java/metadata-standards/extract-xmp-metadata-groupdocs-metadata-java/)
+- [Manage Metadata with GroupDocs.Metadata for Java: A Comprehensive Guide](/metadata/java/working-with-metadata/manage-metadata-groupdocs-java/)
diff --git a/content/french/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/french/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
new file mode 100644
index 000000000..7c95d80ff
--- /dev/null
+++ b/content/french/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -0,0 +1,261 @@
+---
+date: '2026-07-07'
+description: Apprenez à extraire les métadonnées en utilisant GroupDocs.Metadata pour
+ Java, en couvrant l'installation, le code et des cas d'utilisation réels. Ce guide
+ étape par étape vous montre comment extraire les métadonnées Dublin Core, gérer
+ les licences et optimiser les performances.
+keywords:
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
+schemas:
+- author: GroupDocs
+ dateModified: '2026-07-07'
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ type: TechArticle
+- description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+**Téléchargement direct :** [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/)
+
+**Réponse directe :** Après avoir ajouté les coordonnées Maven et exécuté `mvn clean install`, la bibliothèque est prête à l'emploi ; vous pouvez immédiatement commencer à créer des objets `Metadata` dans votre code Java.
+
+## Guide d'implémentation
+
+Ci-dessous, nous décomposons l'implémentation en quatre étapes claires, chacune accompagnée d'un espace réservé de code concis que vous pouvez remplacer par le véritable extrait du SDK officiel.
+
+### Étape 1 : Initialiser l'objet Metadata
+La classe `Metadata` est le point d'entrée qui représente le conteneur de métadonnées d'un seul document. Elle charge le fichier et le prépare à l'inspection.
+
+```plaintext
+```xml
+
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+```
+
+### Étape 2 : Créer une spécification pour filtrer les propriétés Dublin Core
+`AssignableFromSpecification` définit les critères de sélection uniquement des éléments Dublin Core, garantissant que la requête renvoie les champs exacts dont vous avez besoin.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // You can now access document metadata here.
+}
+```
+```
+
+### Étape 3 : Trouver les propriétés qui correspondent à la spécification
+La méthode `find` renvoie une collection d'objets `MetadataProperty` qui satisfont la spécification, vous permettant d'itérer uniquement sur les métadonnées pertinentes.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // Further operations go here.
+}
+```
+```
+
+### Étape 4 : Extraire et afficher les attributs Dublin Core
+Itérez à travers les propriétés filtrées, convertissez chacune en une chaîne lisible et affichez‑la. Cela confirme que l'extraction a réussi et montre les valeurs réelles.
+
+La classe `DublinCorePackage` représente le schéma de métadonnées Dublin Core au sein de GroupDocs.Metadata.
+```plaintext
+```java
+AssignableFromSpecification spec = new AssignableFromSpecification(DublinCorePackage.class);
+```
+```
+
+### Conseils de dépannage
+- Vérifiez que le chemin du fichier est absolu ou correctement relatif à votre répertoire de travail.
+- Assurez‑vous que le type de document prend en charge Dublin Core (PDF, DOCX et certains formats d'image le font).
+- Utilisez la dernière version de la bibliothèque pour éviter les problèmes de compatibilité avec les versions plus récentes du JDK.
+
+## Applications pratiques
+
+1. **Gestion des actifs numériques (DAM) :** Étiquetez les fichiers multimédias avec des champs Dublin Core standardisés pour une recherche rapide et une catégorisation automatisée.
+2. **Catalogues de bibliothèque :** Enrichissez les notices bibliographiques en extrayant les métadonnées directement des PDF numérisés, réduisant ainsi la saisie manuelle.
+3. **Systèmes de gestion de contenu (CMS) :** Remplissez automatiquement les méta‑tags SEO‑friendly, améliorant le classement des pages et les taux de clics.
+
+## Considérations de performance
+
+- **Gestion de la mémoire :** Enveloppez l'utilisation de `Metadata` dans un bloc try‑with‑resources pour garantir une libération correcte.
+- **Traitement par lots :** Traitez les fichiers par groupes de 10‑20 pour garder une empreinte mémoire faible tout en maintenant le débit.
+- **Requêtes optimisées :** Appliquez toujours une spécification (comme montré à l’Étape 2) pour limiter la quantité de données lues depuis le fichier.
+
+## Questions fréquemment posées
+
+**Q : Quelle est la différence entre Dublin Core et d'autres normes de métadonnées ?**
+R : Dublin Core est un ensemble léger de 15 éléments axé sur la découverte, tandis que des normes comme XMP ou IPTC contiennent de nombreux champs techniques supplémentaires pour l'édition et la gestion des droits.
+
+**Q : Puis‑je modifier les valeurs Dublin Core et les enregistrer dans le fichier ?**
+R : Oui—après avoir récupéré un `MetadataProperty`, appelez `setValue(newValue)` puis invoquez `metadata.save()` pour persister les modifications.
+
+**Q : GroupDocs.Metadata fonctionne‑t‑il avec des PDF chiffrés ?**
+R : Oui, à condition de fournir le mot de passe lors de la construction de l'objet `Metadata`.
+
+**Q : Comment la bibliothèque gère‑t‑elle les gros documents ?**
+R : Elle diffuse les données et ne charge jamais le fichier complet en mémoire, permettant le traitement de fichiers plus volumineux que la RAM disponible.
+
+**Q : Existe‑t‑il une limite au nombre de fichiers que je peux traiter en lot ?**
+R : Aucun plafond strict, mais des tailles de lot pratiques (10‑50 fichiers) équilibrent performance et utilisation des ressources.
+
+## Ressources
+- **Documentation :** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
+- **Référence API :** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
+- **Téléchargement :** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
+- **Dépôt GitHub :** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
+- **Support gratuit :** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
+- **Licence temporaire :** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+
+---
+
+**Dernière mise à jour :** 2026-07-07
+**Testé avec :** GroupDocs.Metadata 23.12 for Java
+**Auteur :** GroupDocs
+
+```java
+IReadOnlyList properties = metadata.findProperties(spec);
+```
+
+```java
+MetadataProperty property = properties.getCount() > 0 ? properties.get_Item(0) : null;
+
+if (property != null) {
+ DublinCorePackage dcPackage = property.getValue().toClass(DublinCorePackage.class);
+
+ System.out.println("Format: " + dcPackage.getFormat());
+ System.out.println("Contributor: " + dcPackage.getContributor());
+ System.out.println("Coverage: " + dcPackage.getCoverage());
+ System.out.println("Creator: " + dcPackage.getCreator());
+ System.out.println("Source: " + dcPackage.getSource());
+ System.out.println("Description: " + dcPackage.getDescription());
+}
+```
+
+```xml
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 23.12
+
+```
+
+## Tutoriels associés
+
+- [Extraire les commentaires d'image JPEG2000 en Java avec GroupDocs.Metadata : Guide étape par étape](/metadata/java/image-formats/extract-jpeg2000-image-comments-java-groupdocs-metadata/)
+- [Extraire les métadonnées XMP avec GroupDocs.Metadata pour Java : Guide complet](/metadata/java/metadata-standards/extract-xmp-metadata-groupdocs-metadata-java/)
+- [Gérer les métadonnées avec GroupDocs.Metadata pour Java : Guide complet](/metadata/java/working-with-metadata/manage-metadata-groupdocs-java/)
\ No newline at end of file
diff --git a/content/german/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/german/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
new file mode 100644
index 000000000..d8cd9791f
--- /dev/null
+++ b/content/german/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -0,0 +1,264 @@
+---
+date: '2026-07-07'
+description: Erfahren Sie, wie Sie Metadaten mit GroupDocs.Metadata für Java extrahieren,
+ einschließlich Einrichtung, Code und praxisnahen Anwendungsfällen. Diese Schritt‑für‑Schritt‑Anleitung
+ zeigt Ihnen, wie Sie Dublin Core Metadaten extrahieren, Lizenzen verwalten und die
+ Leistung optimieren.
+keywords:
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
+schemas:
+- author: GroupDocs
+ dateModified: '2026-07-07'
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ type: TechArticle
+- description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+**Download Diretto:** [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/)
+
+**Risposta Diretta:** Dopo aver aggiunto le coordinate Maven ed eseguito `mvn clean install`, la libreria è pronta per l'uso; puoi subito iniziare a creare oggetti `Metadata` nel tuo codice Java.
+
+## Guida all'Implementazione
+Di seguito suddividiamo l'implementazione in quattro passaggi chiari, ciascuno accompagnato da un conciso segnaposto di codice che puoi sostituire con lo snippet reale dall'SDK ufficiale.
+
+### Passo 1: Inizializzare l'oggetto Metadata
+La classe `Metadata` è il punto di ingresso che rappresenta il contenitore dei metadati di un singolo documento. Carica il file e lo prepara per l'ispezione.
+
+```plaintext
+```xml
+
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+```
+
+### Passo 2: Creare una specifica per filtrare le proprietà Dublin Core
+`AssignableFromSpecification` definisce i criteri per selezionare solo gli elementi Dublin Core, garantendo che la query restituisca i campi esatti di cui hai bisogno.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // You can now access document metadata here.
+}
+```
+```
+
+### Passo 3: Trovare le proprietà che corrispondono alla specifica
+Il metodo `find` restituisce una collezione di oggetti `MetadataProperty` che soddisfano la specifica, permettendoti di iterare solo sui metadati pertinenti.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // Further operations go here.
+}
+```
+```
+
+### Passo 4: Estrarre e visualizzare gli attributi Dublin Core
+Itera le proprietà filtrate, converte ciascuna in una stringa leggibile e la stampa. Questo conferma che l'estrazione è riuscita e mostra i valori effettivi.
+
+La classe `DublinCorePackage` rappresenta lo schema di metadati Dublin Core all'interno di GroupDocs.Metadata.
+```plaintext
+```java
+AssignableFromSpecification spec = new AssignableFromSpecification(DublinCorePackage.class);
+```
+```
+
+### Suggerimenti per la Risoluzione dei Problemi
+- Verifica che il percorso del file sia assoluto o correttamente relativo alla tua directory di lavoro.
+- Assicurati che il tipo di documento supporti Dublin Core (PDF, DOCX e alcuni formati immagine lo supportano).
+- Usa l'ultima versione della libreria per evitare problemi di compatibilità con le versioni più recenti di JDK.
+
+## Applicazioni Pratiche
+1. **Digital Asset Management (DAM):** Tagga i file multimediali con campi Dublin Core standardizzati per una ricerca rapida e una categorizzazione automatizzata.
+2. **Cataloghi di Biblioteca:** Arricchisci i record bibliografici estraendo i metadati direttamente da PDF scansionati, riducendo l'inserimento manuale.
+3. **Content Management Systems (CMS):** Popola automaticamente i meta tag SEO‑friendly, migliorando il posizionamento delle pagine e i tassi di click‑through.
+
+## Considerazioni sulle Prestazioni
+- **Gestione della Memoria:** Avvolgi l'uso di `Metadata` in un blocco try‑with‑resources per garantire una corretta pulizia.
+- **Elaborazione in Batch:** Elabora i file in gruppi di 10‑20 per mantenere un basso consumo di memoria mantenendo il throughput.
+- **Query Ottimizzate:** Applica sempre una specifica (come mostrato nel Passo 2) per limitare la quantità di dati letti dal file.
+
+## Domande Frequenti
+**Q: Qual è la differenza tra Dublin Core e altri standard di metadati?**
+**A:** Dublin Core è un insieme leggero di 15 elementi focalizzato sulla scoperta, mentre standard come XMP o IPTC contengono molti più campi tecnici per la modifica e la gestione dei diritti.
+
+**Q: Posso modificare i valori Dublin Core e salvarli nuovamente nel file?**
+**A:** Sì—dopo aver recuperato un `MetadataProperty`, chiama `setValue(newValue)` e poi invoca `metadata.save()` per persistere le modifiche.
+
+**Q: GroupDocs.Metadata funziona con PDF crittografati?**
+**A:** Sì, a condizione di fornire la password durante la costruzione dell'oggetto `Metadata`.
+
+**Q: Come gestisce la libreria i documenti di grandi dimensioni?**
+**A:** Esegue lo streaming dei dati e non carica mai l'intero file in memoria, consentendo l'elaborazione di file più grandi della RAM disponibile.
+
+**Q: Esiste un limite al numero di file che posso elaborare in un batch?**
+**A:** Nessun limite rigido, ma dimensioni di batch pratiche (10‑50 file) bilanciano prestazioni e utilizzo delle risorse.
+
+## Risorse
+- **Documentazione:** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
+- **Riferimento API:** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
+- **Download:** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
+- **Repository GitHub:** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
+- **Supporto Gratuito:** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
+- **Licenza Temporanea:** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+
+---
+
+**Ultimo Aggiornamento:** 2026-07-07
+**Testato Con:** GroupDocs.Metadata 23.12 for Java
+**Autore:** GroupDocs
+
+---
+
+```java
+IReadOnlyList properties = metadata.findProperties(spec);
+```
+
+```java
+MetadataProperty property = properties.getCount() > 0 ? properties.get_Item(0) : null;
+
+if (property != null) {
+ DublinCorePackage dcPackage = property.getValue().toClass(DublinCorePackage.class);
+
+ System.out.println("Format: " + dcPackage.getFormat());
+ System.out.println("Contributor: " + dcPackage.getContributor());
+ System.out.println("Coverage: " + dcPackage.getCoverage());
+ System.out.println("Creator: " + dcPackage.getCreator());
+ System.out.println("Source: " + dcPackage.getSource());
+ System.out.println("Description: " + dcPackage.getDescription());
+}
+```
+
+```xml
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 23.12
+
+```
+
+## Tutorial Correlati
+- [Estrai i Commenti delle Immagini JPEG2000 in Java con GroupDocs.Metadata: Guida Passo‑Passo](/metadata/java/image-formats/extract-jpeg2000-image-comments-java-groupdocs-metadata/)
+- [Estrai i Metadati XMP con GroupDocs.Metadata per Java: Guida Completa](/metadata/java/metadata-standards/extract-xmp-metadata-groupdocs-metadata-java/)
+- [Gestisci i Metadati con GroupDocs.Metadata per Java: Guida Completa](/metadata/java/working-with-metadata/manage-metadata-groupdocs-java/)
\ No newline at end of file
diff --git a/content/japanese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/japanese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
new file mode 100644
index 000000000..4ba0e8e1f
--- /dev/null
+++ b/content/japanese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -0,0 +1,261 @@
+---
+date: '2026-07-07'
+description: GroupDocs.Metadata for Java を使用してmetadataを抽出する方法を学びます。setup、code、real-world
+ use cases をカバーしています。このstep‑by‑step ガイドでは、Dublin Core metadata を抽出し、ライセンスを管理し、パフォーマンスを最適化する方法を示します。
+keywords:
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
+schemas:
+- author: GroupDocs
+ dateModified: '2026-07-07'
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ type: TechArticle
+- description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+**Doğrudan İndirme:** [GroupDocs.Metadata for Java releases](https://releases.groupdocs.com/metadata/java/)
+
+**Doğrudan yanıt:** Maven koordinatlarını ekleyip `mvn clean install` komutunu çalıştırdıktan sonra kütüphane kullanıma hazırdır; Java kodunuzda hemen `Metadata` nesneleri oluşturmaya başlayabilirsiniz.
+
+## Uygulama Kılavuzu
+
+Aşağıda uygulamayı dört net adıma bölüyoruz, her biri resmi SDK'dan gerçek kod parçacığıyla değiştirilebilecek kısa bir kod yer tutucusuyla eşleştirilmiştir.
+
+### Adım 1: Metadata nesnesini başlat
+`Metadata` sınıfı, tek bir belgenin metaveri konteynerini temsil eden giriş noktasıdır. Dosyayı yükler ve inceleme için hazırlar.
+
+```plaintext
+```xml
+
+
+ repository.groupdocs.com
+ GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/
+
+
+
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 24.12
+
+
+```
+```
+
+### Adım 2: Dublin Core özelliklerini filtrelemek için bir spesifikasyon oluştur
+`AssignableFromSpecification` sadece Dublin Core öğelerini seçmek için kriterleri tanımlar, sorgunun ihtiyacınız olan tam alanları döndürmesini sağlar.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // You can now access document metadata here.
+}
+```
+```
+
+### Adım 3: Spesifikasyona uyan özellikleri bul
+`find` metodu, spesifikasyonu karşılayan `MetadataProperty` nesnelerinin bir koleksiyonunu döndürür, böylece yalnızca ilgili metaveri üzerinde döngü yapabilirsiniz.
+
+```plaintext
+```java
+try (Metadata metadata = new Metadata("YOUR_DOCUMENT_DIRECTORY/yourfile.docx")) {
+ // Further operations go here.
+}
+```
+```
+
+### Adım 4: Dublin Core özniteliklerini çıkar ve göster
+Filtrelenmiş özellikler üzerinde döngü yapın, her birini okunabilir bir stringe dönüştürün ve çıktısını verin. Bu, çıkarımın başarılı olduğunu doğrular ve gerçek değerleri gösterir.
+
+`DublinCorePackage` sınıfı, GroupDocs.Metadata içinde Dublin Core metaveri şemasını temsil eder.
+```plaintext
+```java
+AssignableFromSpecification spec = new AssignableFromSpecification(DublinCorePackage.class);
+```
+```
+
+### Sorun Giderme İpuçları
+- Dosya yolunun mutlak veya çalışma dizininize göre doğru bir şekilde göreceli olduğundan emin olun.
+- Belge türünün Dublin Core'u desteklediğini (PDF, DOCX ve bazı görüntü formatları destekler) doğrulayın.
+- Yeni JDK sürümleriyle uyumluluk sorunlarını önlemek için en son kütüphane sürümünü kullanın.
+
+## Pratik Uygulamalar
+
+- **Digital Asset Management (DAM):** Medya dosyalarını hızlı arama ve otomatik sınıflandırma için standart Dublin Core alanlarıyla etiketleyin.
+- **Library Catalogs:** Tar scanned PDF'lerden doğrudan metaveri çekerek bibliyografik kayıtları zenginleştirin, manuel girişi azaltın.
+- **Content Management Systems (CMS):** SEO‑uyumlu meta etiketlerini otomatik olarak doldurun, sayfa sıralamalarını ve tıklama oranlarını artırın.
+
+## Performans Düşünceleri
+
+- **Memory Management:** `Metadata` kullanımını bir try‑with‑resources bloğu içinde sararak doğru şekilde temizlenmesini garanti edin.
+- **Batch Processing:** Bellek ayak izini düşük tutarken verimliliği korumak için dosyaları 10‑20'lik gruplar halinde işleyin.
+- **Optimized Queries:** Dosyadan okunan veri miktarını sınırlamak için her zaman bir spesifikasyon uygulayın (Adım 2'de gösterildiği gibi).
+
+## Sıkça Sorulan Sorular
+
+**Q: Dublin Core ile diğer metaveri standartları arasındaki fark nedir?**
+A: Dublin Core, keşfe odaklanan hafif bir 15‑öğeli settir, oysa XMP veya IPTC gibi standartlar düzenleme ve hak yönetimi için çok daha fazla teknik alan içerir.
+
+**Q: Dublin Core değerlerini değiştirebilir ve dosyaya geri kaydedebilir miyim?**
+A: Evet—bir `MetadataProperty` aldıktan sonra `setValue(newValue)` çağırın ve ardından değişiklikleri kalıcı hale getirmek için `metadata.save()` metodunu çalıştırın.
+
+**Q: GroupDocs.Metadata şifreli PDF'lerle çalışır mı?**
+A: Evet, `Metadata` nesnesini oluştururken şifreyi sağladığınız sürece çalışır.
+
+**Q: Kütüphane büyük belgelerle nasıl başa çıkar?**
+A: Veriyi akış olarak işler ve tam dosyayı belleğe yüklemez, mevcut RAM'den daha büyük dosyaların işlenmesine olanak tanır.
+
+**Q: Bir toplu işlemde işleyebileceğim dosya sayısına bir limit var mı?**
+A: Katı bir limit yoktur, ancak pratik toplu boyutları (10‑50 dosya) performans ve kaynak kullanımını dengeler.
+
+## Kaynaklar
+- **Dokümantasyon:** [GroupDocs.Metadata Documentation](https://docs.groupdocs.com/metadata/java/)
+- **API Referansı:** [GroupDocs Metadata API Reference](https://reference.groupdocs.com/metadata/java/)
+- **İndirme:** [GroupDocs.Metadata for Java Releases](https://releases.groupdocs.com/metadata/java/)
+- **GitHub Deposu:** [GroupDocs.Metadata on GitHub](https://github.com/groupdocs-metadata/GroupDocs.Metadata-for-Java)
+- **Ücretsiz Destek:** [GroupDocs Forum](https://forum.groupdocs.com/c/metadata/)
+- **Geçici Lisans:** [Apply for a Temporary License](https://purchase.groupdocs.com/temporary-license)
+
+---
+
+**Son Güncelleme:** 2026-07-07
+**Test Edilen:** GroupDocs.Metadata 23.12 for Java
+**Yazar:** GroupDocs
+
+---
+
+```java
+IReadOnlyList properties = metadata.findProperties(spec);
+```
+
+```java
+MetadataProperty property = properties.getCount() > 0 ? properties.get_Item(0) : null;
+
+if (property != null) {
+ DublinCorePackage dcPackage = property.getValue().toClass(DublinCorePackage.class);
+
+ System.out.println("Format: " + dcPackage.getFormat());
+ System.out.println("Contributor: " + dcPackage.getContributor());
+ System.out.println("Coverage: " + dcPackage.getCoverage());
+ System.out.println("Creator: " + dcPackage.getCreator());
+ System.out.println("Source: " + dcPackage.getSource());
+ System.out.println("Description: " + dcPackage.getDescription());
+}
+```
+
+```xml
+
+
+ com.groupdocs
+ groupdocs-metadata
+ 23.12
+
+```
+
+## İlgili Eğitimler
+
+- [GroupDocs.Metadata Kullanarak Java'da JPEG2000 Görüntü Yorumlarını Çıkarma: Adım Adım Kılavuz](/metadata/java/image-formats/extract-jpeg2000-image-comments-java-groupdocs-metadata/)
+- [GroupDocs.Metadata for Java Kullanarak XMP Metaverisini Çıkarma: Kapsamlı Kılavuz](/metadata/java/metadata-standards/extract-xmp-metadata-groupdocs-metadata-java/)
+- [GroupDocs.Metadata for Java ile Metaveri Yönetimi: Kapsamlı Kılavuz](/metadata/java/working-with-metadata/manage-metadata-groupdocs-java/)
\ No newline at end of file
diff --git a/content/vietnamese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md b/content/vietnamese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
new file mode 100644
index 000000000..929a4f822
--- /dev/null
+++ b/content/vietnamese/java/metadata-standards/extract-dublin-core-metadata-groupdocs-java/_index.md
@@ -0,0 +1,261 @@
+---
+date: '2026-07-07'
+description: Tìm hiểu cách trích xuất siêu dữ liệu bằng GroupDocs.Metadata cho Java,
+ bao gồm cài đặt, mã nguồn và các trường hợp sử dụng thực tế. Hướng dẫn từng bước
+ này cho bạn biết cách trích xuất siêu dữ liệu Dublin Core, quản lý giấy phép và
+ tối ưu hiệu năng.
+keywords:
+- how to extract metadata
+- groupdocs metadata java
+- dublin core java
+schemas:
+- author: GroupDocs
+ dateModified: '2026-07-07'
+ description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ headline: How to Extract Metadata with GroupDocs.Metadata for Java
+ type: TechArticle
+- description: Learn how to extract metadata using GroupDocs.Metadata for Java, covering
+ setup, code, and real-world use cases. This step‑by‑step guide shows you how to
+ extract Dublin Core metadata, manage licenses, and optimize performance.
+ name: How to Extract Metadata with GroupDocs.Metadata for Java
+ steps:
+ - name: Initialize the Metadata object
+ text: The `Metadata` class is the entry point that represents a single document’s
+ metadata container. It loads the file and prepares it for inspection. xml
+ repository.groupdocs.com GroupDocs Repository
+ https://releases.groupdocs.com/metadata/java/