defer sys.RUnlock()

	return len(sys.metadataMap)
}

// Remove bucket metadata from memory.
func (sys *BucketMetadataSys) Remove(buckets ...string) {
	sys.Lock()
	for _, bucket := range buckets {
		sys.group.Forget(bucket)
		delete(sys.metadataMap, bucket)
		globalBucketMonitor.DeleteBucket(bucket)
	}
	sys.Unlock()
}

// RemoveStaleBuckets removes all stale buckets in memory that are not on disk.

* kubectl get ingress output remove rules ([#26684](https://github.com/kubernetes/kubernetes/pull/26684), [@AdoHe](https://github.com/AdoHe))
* AWS kube-up: Remove SecurityContextDeny admission controller (to mirror GCE) ([#25381](https://github.com/kubernetes/kubernetes/pull/25381), [@zquestz](https://github.com/zquestz))

- Removed general available feature-gate `AppArmor`. ([#129375](https://github.com/kubernetes/kubernetes/pull/129375), [@carlory](https://github.com/carlory)) [SIG Auth and Node]
- Removed generally available feature gate `KubeProxyDrainingTerminatingNodes`. ([#129692](https://github.com/kubernetes/kubernetes/pull/129692), [@alexanderConstantinescu](https://github.com/alexanderConstantinescu)) [SIG Network]

                            "member": "Method org.gradle.api.file.SourceDirectorySet.getOutputDir()",
                            "acceptation": "Deprecated method removed",
                            "changes": [
                                "Method has been removed"
                            ]
                        },
{
                            "type": "org.gradle.api.tasks.AbstractExecTask",

		return fi, nil, err
	}

	// Pick one from the first valid metadata.
	fi, err = pickValidFileInfo(ctx, partsMetadata, modTime, etag, quorum)
	return fi, partsMetadata, err
}

// cleanupMultipartPath removes all extraneous files and parts from the multipart folder, this is used per CompleteMultipart.
// do not use this function outside of completeMultipartUpload()

        assertEquals(1, dataMap.size());
        assertEquals("Z1", dataMap.get("z"));
    }

    /** Case 5: Overwrite processing for multiple fields, existing overwrite keys are also properly removed */
    @Test
    public void test_mergeResponseData_multipleOverwrite() {
        Map<String, Object> dataMap = new HashMap<>();
        // Case where the initial dataMap also contains overwrite keys

    }

    public boolean update(MavenProperties properties) {
        boolean modified = false;
        // Remove "removed" properties from the cfg file
        for (String key : new ArrayList<String>(this.keySet())) {
            if (!properties.containsKey(key)) {
                this.remove(key);
                modified = true;
            }
        }
        // Update existing keys

    }

    public boolean update(MavenProperties properties) {
        boolean modified = false;
        // Remove "removed" properties from the cfg file
        for (String key : new ArrayList<String>(this.keySet())) {
            if (!properties.containsKey(key)) {
                this.remove(key);
                modified = true;
            }
        }
        // Update existing keys

                            "member": "Method org.gradle.api.tasks.AbstractExecTask.getExecResult()",
                            "acceptation": "Removed for Gradle 8.0",
                            "changes": [
                                "Method has been removed"
                            ]
                        },
                        {
                            "type": "org.gradle.api.AntBuilder",

                        "changes": ["Interface has been removed"],
                        "acceptation": "@Incubating interface has been removed"
                    },
                    {
                        "type": "other.Type",
                        "member": "Method other.Type.someMethod",
                        "changes": ["Method has been removed"],
                        "acceptation": "I really want to do this"