org.springframework.boot.configurationmetadata.ConfigurationMetadataRepositoryJsonBuilder#withJsonResource ( )源码实例Demo

/**
 * Resolve all configuration metadata properties prefixed with {@code spring.cloud.deployer.}
 *
 * @return the list
 */
public List<ConfigurationMetadataProperty> resolve() {
	List<ConfigurationMetadataProperty> metadataProperties = new ArrayList<>();
	ConfigurationMetadataRepositoryJsonBuilder builder = ConfigurationMetadataRepositoryJsonBuilder.create();
	try {
		Resource[] resources = applicationContext.getResources(CONFIGURATION_METADATA_PATTERN);
		for (Resource resource : resources) {
			builder.withJsonResource(resource.getInputStream());
		}
	}
	catch (IOException e) {
		throw new SkipperException("Unable to read configuration metadata", e);
	}
	ConfigurationMetadataRepository metadataRepository = builder.build();
	Map<String, ConfigurationMetadataGroup> groups = metadataRepository.getAllGroups();
	// 1. go through all groups and their properties
	// 2. filter 'spring.cloud.deployer.' properties
	// 3. pass in only group includes, empty passes through all
	// 4. pass in group excludes
	// 5. same logic for properties for includes and excludes
	// 6. what's left is white/black listed props
	groups.values().stream()
		.filter(g -> g.getId().startsWith(KEY_PREFIX))
		.filter(groupEmptyOrAnyMatch(deployerProperties.getGroupIncludes()))
		.filter(groupNoneMatch(deployerProperties.getGroupExcludes()))
		.forEach(g -> {
			g.getProperties().values().stream()
				.filter(propertyEmptyOrAnyMatch(deployerProperties.getPropertyIncludes()))
				.filter(propertyNoneMatch(deployerProperties.getPropertyExcludes()))
				.forEach(p -> {
					metadataProperties.add(p);
				});
		});
	return metadataProperties;
}
 

/**
 * Resolve all configuration metadata properties prefixed with {@code spring.cloud.deployer.}
 *
 * @return the list
 */
public List<ConfigurationMetadataProperty> resolve() {
	List<ConfigurationMetadataProperty> metadataProperties = new ArrayList<>();
	ConfigurationMetadataRepositoryJsonBuilder builder = ConfigurationMetadataRepositoryJsonBuilder.create();
	try {
		Resource[] resources = applicationContext.getResources(CONFIGURATION_METADATA_PATTERN);
		for (Resource resource : resources) {
			builder.withJsonResource(resource.getInputStream());
		}
	}
	catch (IOException e) {
		throw new SkipperException("Unable to read configuration metadata", e);
	}
	ConfigurationMetadataRepository metadataRepository = builder.build();
	Map<String, ConfigurationMetadataGroup> groups = metadataRepository.getAllGroups();
	// 1. go through all groups and their properties
	// 2. filter 'spring.cloud.deployer.' properties
	// 3. pass in only group includes, empty passes through all
	// 4. pass in group excludes
	// 5. same logic for properties for includes and excludes
	// 6. what's left is white/black listed props
	groups.values().stream()
		.filter(g -> g.getId().startsWith(KEY_PREFIX))
		.filter(groupEmptyOrAnyMatch(deployerProperties.getGroupIncludes()))
		.filter(groupNoneMatch(deployerProperties.getGroupExcludes()))
		.forEach(g -> {
			g.getProperties().values().stream()
				.filter(propertyEmptyOrAnyMatch(deployerProperties.getPropertyIncludes()))
				.filter(propertyNoneMatch(deployerProperties.getPropertyExcludes()))
				.forEach(p -> {
					metadataProperties.add(p);
				});
		});
	return metadataProperties;
}