dependency);
            }

            Dependency existing = index.get(key);

            if (existing != null) {
                String msg;
                if (equals(existing.getVersion(), dependency.getVersion())) {
                    msg = "duplicate declaration of version " + Objects.toString(dependency.getVersion(), "(?)");

import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.services.Lookup;

/**
 * Container capsule.
 */
public interface ContainerCapsule extends AutoCloseable {
    /**
     * Updates the existing capsule logging setup.
     */
    void updateLogging(LookupContext context);

    /**
     * The {@link Lookup} service backed by container in this capsule.
     */
    @Nonnull
    Lookup getLookup();

        System.err.println("Error: " + throwable.getMessage());
    });
```

## Advanced Usage

### Index from Existing Documents

```java
import org.codelibs.fess.suggest.index.contents.document.ESSourceReader;

// Index suggestions from existing Elasticsearch documents
DocumentReader reader = new ESSourceReader(
    client,
    suggester.settings(),

        super("Goal: " + goal + " already exists in the plugin descriptor for prefix: " + goalPrefix
                + System.lineSeparator() + "Existing implementation is: " + existingImplementation
                + System.lineSeparator() + "Conflicting implementation is: " + newImplementation);
    }

/**
 * Interface for authentication chain operations.
 * Provides methods for user management and authentication operations.
 */
public interface AuthenticationChain {

    /**
     * Updates an existing user in the authentication chain.
     * @param user The user to update.
     */
    void update(User user);

    /**
     * Deletes a user from the authentication chain.
     * @param user The user to delete.

    builder.addEscape(' ', "_");
    Escaper first = builder.build();
    // Modify one of the existing mappings before creating a new escaper.
    builder.addEscape(' ', "-");
    builder.addEscape('!', "$");
    Escaper second = builder.build();
    // This should have no effect on existing escapers.
    builder.addEscape(' ', "*");

    // Test both escapers after modifying the builder.

     * @param zterm whether the string should be zero terminated
     */
    public UnicodeString(final boolean zterm) {
        this.zterm = zterm;
    }

    /**
     * Constructs a UnicodeString by wrapping an existing unicode_string.
     *
     * @param rus wrapped string
     * @param zterm whether the string should be zero terminated
     */
    public UnicodeString(final rpc.unicode_string rus, final boolean zterm) {

What’s changing now:

* 🚫 We’re no longer accepting new community-submitted translation PRs.

* ⏳ Existing open PRs will be reviewed and can still be merged if completed within the next 3 weeks (since July 11 2025).

    // next map.get()
    when(backingMap.get(KEY)).thenReturn(existingZero);
    // since get returned zero, try a replace; that fails due to a simulated race
    when(backingMap.replace(eq(KEY), eq(existingZero), isA(AtomicInteger.class))).thenReturn(false);
    when(backingMap.putIfAbsent(eq(KEY), isA(AtomicInteger.class))).thenReturn(existing);

    // another map.get()

      Class<E> clazz) {
    Map<E, LockGraphNode> existing = (Map<E, LockGraphNode>) lockGraphNodesPerType.get(clazz);
    if (existing != null) {
      return existing;
    }
    Map<E, LockGraphNode> created = createNodes(clazz);
    existing = (Map<E, LockGraphNode>) lockGraphNodesPerType.putIfAbsent(clazz, created);
    return MoreObjects.firstNonNull(existing, created);
  }

  /**