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Validators for JSON and Graphql Exporter (#1833)
* Validators for JSON and Graphql Exporter * Remove Singleton
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27 changes: 27 additions & 0 deletions
27
.../main/java/com/yahoo/elide/async/export/validator/NoRelationshipsProjectionValidator.java
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| /* | ||
| * Copyright 2021, Yahoo Inc. | ||
| * Licensed under the Apache License, Version 2.0 | ||
| * See LICENSE file in project root for terms. | ||
| */ | ||
| package com.yahoo.elide.async.export.validator; | ||
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| import com.yahoo.elide.core.exceptions.BadRequestException; | ||
| import com.yahoo.elide.core.request.EntityProjection; | ||
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| import java.util.Collection; | ||
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| /** | ||
| * Validates none of the projections have relationships. | ||
| */ | ||
| public class NoRelationshipsProjectionValidator implements Validator { | ||
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| @Override | ||
| public void validateProjection(Collection<EntityProjection> projections) { | ||
| for (EntityProjection projection : projections) { | ||
| if (!projection.getRelationships().isEmpty()) { | ||
| throw new BadRequestException( | ||
| "Export is not supported for Query that requires traversing Relationships."); | ||
| } | ||
| } | ||
| } | ||
| } |
24 changes: 24 additions & 0 deletions
24
...c/src/main/java/com/yahoo/elide/async/export/validator/SingleRootProjectionValidator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| /* | ||
| * Copyright 2021, Yahoo Inc. | ||
| * Licensed under the Apache License, Version 2.0 | ||
| * See LICENSE file in project root for terms. | ||
| */ | ||
| package com.yahoo.elide.async.export.validator; | ||
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| import com.yahoo.elide.core.exceptions.BadRequestException; | ||
| import com.yahoo.elide.core.request.EntityProjection; | ||
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| import java.util.Collection; | ||
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| /** | ||
| * Validates each projection in collection have one projection only. | ||
| */ | ||
| public class SingleRootProjectionValidator implements Validator { | ||
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| @Override | ||
| public void validateProjection(Collection<EntityProjection> projections) { | ||
| if (projections.size() != 1) { | ||
| throw new BadRequestException("Export is only supported for single Query with one root projection."); | ||
| } | ||
| } | ||
| } |
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24 changes: 24 additions & 0 deletions
24
elide-async/src/test/java/com/yahoo/elide/async/models/ArtifactGroup.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,24 @@ | ||
| /* | ||
| * Copyright 2021, Verizon Media. | ||
| * Licensed under the Apache License, Version 2.0 | ||
| * See LICENSE file in project root for terms. | ||
| */ | ||
| package com.yahoo.elide.async.models; | ||
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| import com.yahoo.elide.annotation.Include; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import javax.persistence.Entity; | ||
| import javax.persistence.Id; | ||
| import javax.persistence.OneToMany; | ||
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| @Include(rootLevel = true, type = "group") | ||
| @Entity | ||
| public class ArtifactGroup { | ||
| @Id | ||
| private String name = ""; | ||
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| @OneToMany(mappedBy = "group") | ||
| private List<ArtifactProduct> products = new ArrayList<>(); | ||
| } |
22 changes: 22 additions & 0 deletions
22
elide-async/src/test/java/com/yahoo/elide/async/models/ArtifactProduct.java
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| @@ -0,0 +1,22 @@ | ||
| /* | ||
| * Copyright 2021, Verizon Media. | ||
| * Licensed under the Apache License, Version 2.0 | ||
| * See LICENSE file in project root for terms. | ||
| */ | ||
| package com.yahoo.elide.async.models; | ||
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| import com.yahoo.elide.annotation.Include; | ||
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| import javax.persistence.Entity; | ||
| import javax.persistence.Id; | ||
| import javax.persistence.ManyToOne; | ||
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| @Include(type = "product") | ||
| @Entity | ||
| public class ArtifactProduct { | ||
| @Id | ||
| private String name = ""; | ||
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| @ManyToOne | ||
| private ArtifactGroup group = null; | ||
| } |
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