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Merge pull request #172 from aguibert/demon-config-api
Demo config api
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28 changes: 28 additions & 0 deletions
28
...e/src/main/java/io/microprofile/showcase/vote/persistence/couch/CredentialsConverter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| package io.microprofile.showcase.vote.persistence.couch; | ||
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| import javax.json.JsonObject; | ||
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| import org.eclipse.microprofile.config.spi.Converter; | ||
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| public class CredentialsConverter implements Converter<Credentials> { | ||
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| @Override | ||
| public Credentials convert(String vcapServices) throws IllegalArgumentException { | ||
| Credentials creds; | ||
| try { | ||
| if ( (vcapServices.isEmpty() || vcapServices == null) ) | ||
| return null; | ||
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| JsonObject obj = VCAPServices.getCredentials(vcapServices, "cloudantNoSQLDB", "test-cloudantNoSQLDB-000"); | ||
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| String username = obj.getJsonString("username").getString(); | ||
| String password = obj.getJsonString("password").getString(); | ||
| String url = obj.getJsonString("url").getString(); | ||
| creds = new Credentials(username, password, url); | ||
| } catch (InvalidCredentialsException e) { | ||
| throw new IllegalArgumentException(e); | ||
| } | ||
| return creds; | ||
| } | ||
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| } |
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27 changes: 27 additions & 0 deletions
27
...ain/java/io/microprofile/showcase/vote/persistence/couch/InvalidCredentialsException.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package io.microprofile.showcase.vote.persistence.couch; | ||
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| public class InvalidCredentialsException extends Exception { | ||
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| private static final long serialVersionUID = 1L; | ||
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| public InvalidCredentialsException() { | ||
| } | ||
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| public InvalidCredentialsException(String message) { | ||
| super(message); | ||
| } | ||
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| public InvalidCredentialsException(Throwable cause) { | ||
| super(cause); | ||
| } | ||
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| public InvalidCredentialsException(String message, Throwable cause) { | ||
| super(message, cause); | ||
| } | ||
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| public InvalidCredentialsException(String message, Throwable cause, boolean enableSuppression, | ||
| boolean writableStackTrace) { | ||
| super(message, cause, enableSuppression, writableStackTrace); | ||
| } | ||
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| } |
49 changes: 49 additions & 0 deletions
49
...vice-vote/src/main/java/io/microprofile/showcase/vote/persistence/couch/VCAPServices.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| package io.microprofile.showcase.vote.persistence.couch; | ||
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| import java.io.StringReader; | ||
| import java.util.Iterator; | ||
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| import javax.json.Json; | ||
| import javax.json.JsonArray; | ||
| import javax.json.JsonObject; | ||
| import javax.json.JsonValue; | ||
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| public class VCAPServices { | ||
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| public static JsonObject getCredentials(String vcapServicesEnv, String serviceType, String serviceName) throws InvalidCredentialsException { | ||
| JsonObject credentials = null; | ||
| JsonArray vcapServiceArray = Json.createReader(new StringReader(vcapServicesEnv)).readArray(); | ||
| Iterator<JsonValue> vsItr = vcapServiceArray.iterator(); | ||
| while (vsItr.hasNext()) { | ||
| JsonObject vcapServices = (JsonObject) vsItr.next(); | ||
| JsonArray serviceObjectArray = vcapServices.getJsonArray(serviceType); | ||
| if (serviceObjectArray == null) | ||
| continue; | ||
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| JsonObject serviceObject = null; | ||
| if (serviceName == null || serviceName.isEmpty()) { | ||
| serviceObject = serviceObjectArray.getJsonObject(0); | ||
| } else { | ||
| Iterator<JsonValue> itr = serviceObjectArray.iterator(); | ||
| while (itr.hasNext()) { | ||
| JsonObject object = (JsonObject) itr.next(); | ||
| if (serviceName.equals(object.getJsonString("name").getString())) { | ||
| serviceObject = object; | ||
| } | ||
| } | ||
| } | ||
| checkNotNull(serviceObject); | ||
| credentials = serviceObject.getJsonObject("credentials"); | ||
| checkNotNull(credentials); | ||
| if (serviceObject != null) | ||
| break; | ||
| } | ||
| return credentials; | ||
| } | ||
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| private static void checkNotNull(Object object) throws InvalidCredentialsException { | ||
| if (object == null) { | ||
| throw new InvalidCredentialsException("Unable to parse VCAP_SERVICES"); | ||
| } | ||
| } | ||
| } |
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1 change: 1 addition & 0 deletions
1
...vice-vote/src/main/webapp/META-INF/services/org.eclipse.microprofile.config.spi.Converter
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| io.microprofile.showcase.vote.persistence.couch.CredentialsConverter |
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