<type>String</type>
        </field>
        <field xml.transient="true">
          <name>mergeId</name>
          <version>4.0.0</version>
          <description>
            FOR INTERNAL USE ONLY. This is a unique identifier assigned to each
            resource to allow Maven to merge changes to this resource that take
            place during the execution of a plugin. This field must be managed

    /**
     * Convenience method to merge two XML nodes using default settings.
     */
    @Nullable
    public static XmlNode merge(XmlNode dominant, XmlNode recessive) {
        return merge(dominant, recessive, null);
    }

    /**
     * Merges two XML nodes.
     */
    @Nullable
    public static XmlNode merge(

        final Set<String> merged = new LinkedHashSet<>();

        if (array1 != null) {
            Collections.addAll(merged, array1);
        }

        if (array2 != null) {
            Collections.addAll(merged, array2);
        }

        return merged.toArray(new String[merged.size()]);
    }

    /**
     * Merges two Kind arrays, maintaining uniqueness.
     */

                    PluginExecution existing = merged.get(key);
                    if (existing != null) {
                        mergePluginExecution(element, existing, sourceDominant, context);
                    }
                    merged.put(key, element);
                }

                target.setExecutions(new ArrayList<>(merged.values()));
            }
        }
    }

                merged.put(key, element);
            }

            for (Repository element : recessive) {
                Object key = getRepositoryKey(element);
                if (!merged.containsKey(key)) {
                    merged.put(key, element);
                }
            }

            target.setRepositories(new ArrayList<>(merged.values()));
        }
    }

    /**
     * Merges an array of SuggestItem objects by combining items with the same ID.
     *
     * <p>This method iterates through the provided array of SuggestItem objects and merges
     * items that have the same ID. The merged items are added to a new list, which is then
     * converted back to an array and returned.</p>
     *

        Properties merged = new Properties();
        if (sourceDominant) {
            merged.putAll(target.getProperties());
            merged.putAll(source.getProperties());
        } else {
            merged.putAll(source.getProperties());
            merged.putAll(target.getProperties());
        }
        target.setProperties(merged);
        target.setLocation(

name: Close linked issues when PR merged into release

on:
  pull_request:
    types: [closed]
    branches:
      - release
      - release7x
      - release8x

permissions:
  issues: write

jobs:
  closeIssueOnPrMerge:
    runs-on: ubuntu-latest
    steps:
      - name: Closes issues related to a merged pull request.
        uses: ldez/gha-mjolnir@df0e84242364946fa3ad4e7556510e8086ad681a
        env:

        Model source = Model.newBuilder().artifactId("SOURCE").build();

        Model merged = mavenMerger.merge(target, source, true, null);
        assertEquals(
                "SOURCE",
                merged.getArtifactId(),
                "Expected merged artifactId to be SOURCE but was " + merged.getArtifactId());

        merged = mavenMerger.merge(target, source, false, null);
        assertEquals(
                "TARGET",

                    );

            UpgradeResult merged = result1.merge(result2);

            assertTrue(merged.success(), "Merged result should be successful");
            assertEquals(2, merged.processedPoms().size(), "Should merge processed POMs");
            assertEquals(2, merged.modifiedPoms().size(), "Should merge modified POMs");
            assertTrue(merged.processedPoms().contains(pom1), "Should contain overlapping POM");