private Map getJPAProps()

in tx-control-providers/jpa/tx-control-provider-jpa-common/src/main/java/org/apache/aries/tx/control/jpa/common/impl/AbstractJPAManagedServiceFactory.java [129:152]

• 20 lines of code
• 4 McCabe index (conditional complexity)

	private Map<String, Object> getJPAProps(String pid, Map<String, Object> properties) throws ConfigurationException {
		
		Object object = properties.getOrDefault(JPA_PROP_NAMES, new AllCollection());
		Collection<String> propnames;
		if (object instanceof String) {
			propnames = Arrays.asList(((String) object).split(","));
		} else if (object instanceof String[]) {
			propnames = Arrays.asList((String[]) object);
		} else if (object instanceof Collection) {
			propnames = (Collection<String>) object;
		} else {
			LOG.error("The configuration {} contained an invalid list of JPA property names", pid, object);
			throw new ConfigurationException(JDBC_PROP_NAMES,
					"The jpa property names must be empty, a String+, or a comma-separated String list");
		}
		
		Map<String, Object> result = properties.keySet().stream()
			.filter(propnames::contains)
			.collect(toMap(identity(), properties::get));
		
		result.putIfAbsent("javax.persistence.transactionType", getTransactionType().name());
		
		return result;
	}