ObjectIdResolvers for Import and Export for SciPublications part II

sci-publications/src/main/java/org/scientificcms/publications/GreyLiterature.java

@@ -1,5 +1,7 @@
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 
 import javax.persistence.Column;
@@ -15,6 +17,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "GREY_LITERATURE", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = GreyLiteratureIdResolver.class,
+    property = "uuid"
+)
 public class GreyLiterature extends UnPublished {
 
     private static final long serialVersionUID = 1L;

sci-publications/src/main/java/org/scientificcms/publications/GreyLiteratureIdResolver.java

@@ -0,0 +1,58 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class GreyLiteratureIdResolver
+    implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), GreyLiterature.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No GreyLiterature publication with UUID %s found in "
+                            + "the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(Object context) {
+        return new GreyLiteratureIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof GreyLiteratureIdResolver;
+    }
+
+}

sci-publications/src/main/java/org/scientificcms/publications/InProceedings.java

@@ -1,5 +1,8 @@
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.JsonIdentityReference;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 
 import java.util.Objects;
@@ -19,12 +22,18 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "IN_PROCEEDINGS", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = InProceedingsIdResolver.class,
+    property = "uuid"
+)
 public class InProceedings extends Publication {
 
     private static final long serialVersionUID = 1L;
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "PROCEEDINGS_ID")
+    @JsonIdentityReference(alwaysAsId = true)
     private Proceedings proceedings;
 
     private int startPage;

sci-publications/src/main/java/org/scientificcms/publications/InProceedingsIdResolver.java

@@ -0,0 +1,58 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class InProceedingsIdResolver
+    implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), InProceedings.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No InProceedings publication with UUID %s found in "
+                            + "the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new InProceedingsIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof InProceedingsIdResolver;
+    }
+
+}

sci-publications/src/main/java/org/scientificcms/publications/InternetArticle.java

@@ -1,5 +1,8 @@
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.JsonIdentityReference;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 import org.librecms.assets.Organization;
 
@@ -21,6 +24,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "INTERNET_ARTICLES", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = InternetArticleIdResolver.class,
+    property = "uuid"
+)
 public class InternetArticle extends Publication {
 
     private static final long serialVersionUID = 1L;
@@ -57,6 +65,7 @@ public class InternetArticle extends Publication {
 
     @OneToOne
     @JoinColumn(name = "ORGANIZATION_ID")
+    @JsonIdentityReference(alwaysAsId = true)
     private Organization organization;
 
     public String getPlace() {

sci-publications/src/main/java/org/scientificcms/publications/InternetArticleIdResolver.java

@@ -0,0 +1,57 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class InternetArticleIdResolver
+    implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), InternetArticle.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No InternetArticle with UUID %s found in the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new InternetArticleIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof InternetArticleIdResolver;
+    }
+
+}

sci-publications/src/main/java/org/scientificcms/publications/Monograph.java

@@ -1,10 +1,7 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 
 import java.util.Objects;
@@ -22,6 +19,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "MONOGRAPHS", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = MonographIdResolver.class,
+    property = "uuid"
+)
 public class Monograph extends PublicationWithPublisher {
 
     private static final long serialVersionUID = 1L;

sci-publications/src/main/java/org/scientificcms/publications/MonographIdResolver.java

@@ -0,0 +1,56 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class MonographIdResolver implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), Monograph.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No Monograph with UUID %s found in the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new MonographIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof MonographIdResolver;
+    }
+
+}

sci-publications/src/main/java/org/scientificcms/publications/Proceedings.java

@@ -1,5 +1,8 @@
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 import org.librecms.assets.Organization;
 
@@ -26,6 +29,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "PROCEEDINGS", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = ProceedingsIdResolver.class,
+    property = "uuid"
+)
 public class Proceedings extends PublicationWithPublisher {
 
     private static final long serialVersionUID = 1L;
@@ -47,6 +55,7 @@ public class Proceedings extends PublicationWithPublisher {
     private Organization organizer;
 
     @OneToMany(fetch = FetchType.LAZY, mappedBy = "proceedings")
+    @JsonIgnore
     private List<InProceedings> papers;
 
     public Proceedings() {

sci-publications/src/main/java/org/scientificcms/publications/ProceedingsIdResolver.java

@@ -0,0 +1,56 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class ProceedingsIdResolver implements Serializable, ObjectIdResolver {
+    
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), Proceedings.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No Proceedings with UUID %s found in the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new ProceedingsIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof ProceedingsIdResolver;
+    }
+    
+}

sci-publications/src/main/java/org/scientificcms/publications/Talk.java

@@ -1,10 +1,7 @@
-/*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 
 import java.time.LocalDate;
@@ -23,6 +20,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "TALKS", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = TalkIdResolver.class,
+    property = "uuid"
+)
 public class Talk extends Publication {
 
     private static final long serialVersionUID = 1L;

sci-publications/src/main/java/org/scientificcms/publications/TalkIdResolver.java

@@ -0,0 +1,58 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+import org.libreccm.workflow.TaskIdResolver;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class TalkIdResolver implements Serializable, ObjectIdResolver {
+    
+    private static final long serialVersionUID = 1L;
+    
+      @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), Talk.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No Talk with UUID %s found in the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new TalkIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof TaskIdResolver;
+    }
+    
+    
+}

sci-publications/src/main/java/org/scientificcms/publications/UnPublished.java

@@ -5,6 +5,8 @@
  */
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 import org.librecms.assets.Organization;
 
@@ -25,6 +27,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "UNPUBLISHED", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = UnPublishedIdResolver.class,
+    property = "uuid"
+)
 public class UnPublished extends Publication {
 
     private static final long serialVersionUID = 1L;

sci-publications/src/main/java/org/scientificcms/publications/UnPublishedIdResolver.java

@@ -0,0 +1,57 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class UnPublishedIdResolver implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), UnPublished.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No UnPublished publication with UUID %s found in the "
+                            + "database",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new UnPublishedIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof UnPublishedIdResolver;
+    }
+
+}

sci-publications/src/main/java/org/scientificcms/publications/WorkingPaper.java

@@ -5,6 +5,8 @@
  */
 package org.scientificcms.publications;
 
+import com.fasterxml.jackson.annotation.JsonIdentityInfo;
+import com.fasterxml.jackson.annotation.ObjectIdGenerators;
 import org.hibernate.envers.Audited;
 
 import javax.persistence.Entity;
@@ -19,6 +21,11 @@ import static org.scientificcms.publications.SciPublicationsConstants.*;
 @Entity
 @Table(name = "WORKING_PAPERS", schema = DB_SCHEMA)
 @Audited
+@JsonIdentityInfo(
+    generator = ObjectIdGenerators.PropertyGenerator.class,
+    resolver = WorkingPaperIdResolver.class,
+    property = "uuid"
+)
 public class WorkingPaper extends UnPublished {
 
     private static final long serialVersionUID = 1L;

sci-publications/src/main/java/org/scientificcms/publications/WorkingPaperIdResolver.java

@@ -0,0 +1,56 @@
+package org.scientificcms.publications;
+
+import com.fasterxml.jackson.annotation.ObjectIdGenerator;
+import com.fasterxml.jackson.annotation.ObjectIdResolver;
+import org.libreccm.cdi.utils.CdiUtil;
+
+import java.io.Serializable;
+
+import javax.enterprise.context.RequestScoped;
+
+/**
+ *
+ * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
+ */
+@RequestScoped
+public class WorkingPaperIdResolver implements Serializable, ObjectIdResolver {
+
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public void bindItem(
+        final ObjectIdGenerator.IdKey idKey,
+        final Object object
+    ) {
+        // According to the Jackson JavaDoc, this method can be used to keep
+        // track of objects directly in a resolver implementation. We don't need
+        // this here therefore this method is empty.
+    }
+
+    @Override
+    public Object resolveId(final ObjectIdGenerator.IdKey id) {
+        return CdiUtil
+            .createCdiUtil()
+            .findBean(PublicationRepository.class)
+            .findByUuidAndType(id.key.toString(), WorkingPaper.class)
+            .orElseThrow(
+                () -> new IllegalArgumentException(
+                    String.format(
+                        "No WorkingPaper with UUID %s found in the database.",
+                        id.key.toString()
+                    )
+                )
+            );
+    }
+
+    @Override
+    public ObjectIdResolver newForDeserialization(final Object context) {
+        return new WorkingPaperIdResolver();
+    }
+
+    @Override
+    public boolean canUseFor(final ObjectIdResolver resolverType) {
+        return resolverType instanceof WorkingPaperIdResolver;
+    }
+
+}