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19 changes: 19 additions & 0 deletions
19
...2/tier/shibboleth/admin/ui/configuration/JsonSchemaValidationComponentsConfiguration.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,19 @@ | ||
| package edu.internet2.tier.shibboleth.admin.ui.configuration; | ||
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| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import edu.internet2.tier.shibboleth.admin.ui.jsonschema.MetadataSourcesJsonSchemaResourceLocation; | ||
| import org.springframework.context.annotation.Bean; | ||
| import org.springframework.context.annotation.Configuration; | ||
| import org.springframework.core.io.ResourceLoader; | ||
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| /** | ||
| * @author Dmitriy Kopylenko | ||
| */ | ||
| @Configuration | ||
| public class JsonSchemaValidationComponentsConfiguration { | ||
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| @Bean | ||
| public MetadataSourcesJsonSchemaResourceLocation metadataSourcesJsonSchemaResourceLocation(ResourceLoader resourceLoader, ObjectMapper jacksonMapper) { | ||
| return new MetadataSourcesJsonSchemaResourceLocation(resourceLoader, jacksonMapper); | ||
| } | ||
| } |
76 changes: 76 additions & 0 deletions
76
...ernet2/tier/shibboleth/admin/ui/jsonschema/MetadataSourcesJsonSchemaResourceLocation.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| package edu.internet2.tier.shibboleth.admin.ui.jsonschema; | ||
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| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import org.springframework.beans.factory.BeanCreationException; | ||
| import org.springframework.beans.factory.BeanInitializationException; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.boot.context.properties.ConfigurationProperties; | ||
| import org.springframework.boot.context.properties.EnableConfigurationProperties; | ||
| import org.springframework.core.io.ResourceLoader; | ||
| import org.springframework.stereotype.Component; | ||
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| import javax.annotation.PostConstruct; | ||
| import java.io.IOException; | ||
| import java.net.URI; | ||
| import java.net.URISyntaxException; | ||
| import java.net.URL; | ||
| import java.util.Map; | ||
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| /** | ||
| * Encapsulates metadata sources JSON schema location. | ||
| * | ||
| * @author Dmitriy Kopylenko | ||
| */ | ||
| @ConfigurationProperties("shibui") | ||
| public class MetadataSourcesJsonSchemaResourceLocation { | ||
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| //Configured via @ConfigurationProperties with 'shibui.metadata-sources-ui-schema-location' property and default | ||
| //value set here if that property is not explicitly set in application.properties | ||
| private String metadataSourcesUiSchemaLocation = "classpath:metadata-sources-ui-schema.json"; | ||
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| private URL jsonSchemaUrl; | ||
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| private ResourceLoader resourceLoader; | ||
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| private ObjectMapper jacksonMapper; | ||
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| public MetadataSourcesJsonSchemaResourceLocation(ResourceLoader resourceLoader, ObjectMapper jacksonMapper) { | ||
| this.resourceLoader = resourceLoader; | ||
| this.jacksonMapper = jacksonMapper; | ||
| } | ||
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| public void setMetadataSourcesUiSchemaLocation(String metadataSourcesUiSchemaLocation) { | ||
| this.metadataSourcesUiSchemaLocation = metadataSourcesUiSchemaLocation; | ||
| } | ||
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| public URL getUrl() { | ||
| return this.jsonSchemaUrl; | ||
| } | ||
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| public URI getUri() { | ||
| try { | ||
| return this.jsonSchemaUrl.toURI(); | ||
| } | ||
| catch (URISyntaxException ex) { | ||
| throw new RuntimeException(ex); | ||
| } | ||
| } | ||
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| @PostConstruct | ||
| public void init() { | ||
| try { | ||
| this.jsonSchemaUrl = this.resourceLoader.getResource(this.metadataSourcesUiSchemaLocation).getURL(); | ||
| //Detect malformed JSON schema early, during application start up and fail fast with useful exception message | ||
| this.jacksonMapper.readValue(this.jsonSchemaUrl, Map.class); | ||
| } | ||
| catch (Exception ex) { | ||
| StringBuilder msg = | ||
| new StringBuilder(String.format("An error is detected during JSON parsing => [%s]", ex.getMessage())); | ||
| msg.append(String.format("Offending resource => [%s]", this.metadataSourcesUiSchemaLocation)); | ||
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| throw new BeanInitializationException(msg.toString(), ex); | ||
| } | ||
| } | ||
| } |
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