}
    }

    @Override
    public Map<String, String> getProperties() {
        return Collections.emptyMap();
    }

    @Override
    public org.eclipse.aether.metadata.Metadata setProperties(Map<String, String> properties) {
        return this;
    }

java.lang.Runtime#exit(int)
java.lang.Runtime#halt(int)

@defaultMessage Treat system properties as immutable
java.lang.System#setProperties(java.util.Properties)
java.lang.System#setProperty(java.lang.String,java.lang.String)
java.lang.System#clearProperty(java.lang.String)
java.lang.System#getProperties() @ Use BootstrapInfo.getSystemProperties for a read-only view

    }

    @Override
    public Artifact setProperties(Map<String, String> properties) {
        Map<String, String> current = getProperties();
        if (current.equals(properties) || (properties == null && current.isEmpty())) {
            return this;
        }
        return new RelocatedArtifact(
                artifact.setProperties(properties), groupId, artifactId, classifier, extension, version, message);

            };
        } else {
            return Nature.RELEASE;
        }
    }

    @Override
    public Map<String, String> getProperties() {
        return Collections.emptyMap();
    }

    @Override
    public Metadata setProperties(Map<String, String> properties) {
        return this;
    }

    @SuppressWarnings("deprecation")

                        Map<String, String> props = new HashMap<>(artifact.getProperties());
                        ArtifactType derived = derive(parentType, currentType);
                        props.putAll(derived.getProperties());
                        node.setArtifact(artifact.setProperties(props));
                    }
                }
            }
            stack.push(currentType);

            Artifact artifact = result.getArtifact();
            Map<String, String> props = new HashMap<>(artifact.getProperties());
            props.put(ArtifactProperties.DOWNLOAD_URL, downloadUrl);
            result.setArtifact(artifact.setProperties(props));
        }
    }

                file.setMissing(profileFile.getMissing());

                activation.setFile(file);
            }

            profile.setActivation(activation);
        }

        profile.setProperties(profileXmlProfile.getProperties());

        List repos = profileXmlProfile.getRepositories();
        if (repos != null) {
            for (Object repo : repos) {

              props.load(bndVal, File(projectDir, "build.gradle.kts"), builder)
              props.replaceHere(projectDir).store(writer, null)
            }
          }
        }
        builder.setProperties(temporaryBndFile, projectDir)

        builder.setProperty("project.output", temporaryDir.canonicalPath)

        if (builder.`is`(Constants.NOBUNDLES)) return

        Activation defaultActivation = new Activation();

        defaultActivation.setActiveByDefault(true);

        defaultActivated.setActivation(defaultActivation);

        Properties props = System.getProperties();

        ProfileManager profileManager = new DefaultProfileManager(getContainer(), props);

        profileManager.addProfile(notActivated);
        profileManager.addProfile(defaultActivated);

        model.addProperty("key1", "value1");
        model.addProperty("key2", "value2");
        assertEquals(2, model.getProperties().size());

        // This should not throw NullPointerException
        model.getProperties().clear();
        assertEquals(0, model.getProperties().size());
    }