Activate Class — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigDataProperties.java lines 100–146

	static class Activate {

		private final @Nullable CloudPlatform onCloudPlatform;

		private final String @Nullable [] onProfile;

		/**
		 * Create a new {@link Activate} instance.
		 * @param onCloudPlatform the cloud platform required for activation
		 * @param onProfile the profile expression required for activation
		 */
		Activate(@Nullable CloudPlatform onCloudPlatform, String @Nullable [] onProfile) {
			this.onProfile = onProfile;
			this.onCloudPlatform = onCloudPlatform;
		}

		/**
		 * Return {@code true} if the properties indicate that the config data property
		 * source is active for the given activation context.
		 * @param activationContext the activation context
		 * @return {@code true} if the config data property source is active
		 */
		boolean isActive(@Nullable ConfigDataActivationContext activationContext) {
			if (activationContext == null) {
				return false;
			}
			CloudPlatform cloudPlatform = activationContext.getCloudPlatform();
			boolean activate = isActive((cloudPlatform != null) ? cloudPlatform : CloudPlatform.NONE);
			activate = activate && isActive(activationContext.getProfiles());
			return activate;
		}

		private boolean isActive(CloudPlatform cloudPlatform) {
			return this.onCloudPlatform == null || this.onCloudPlatform == cloudPlatform;
		}

		private boolean isActive(@Nullable Profiles profiles) {
			return ObjectUtils.isEmpty(this.onProfile)
					|| (profiles != null && matchesActiveProfiles(profiles::isAccepted));
		}

		private boolean matchesActiveProfiles(Predicate<String> activeProfiles) {
			Assert.state(this.onProfile != null, "'this.onProfile' must not be null");
			return org.springframework.core.env.Profiles.of(this.onProfile).matches(activeProfiles);
		}

	}