Examples with JoinColumns javax.persistence.JoinColumns used on opensource projects

Example 11 with JoinColumns

use of javax.persistence.JoinColumns in project hibernate-orm by hibernate.

the class AnnotationBinder method bindManyToOne.

private static void bindManyToOne(String cascadeStrategy, Ejb3JoinColumn[] columns, boolean optional, boolean ignoreNotFound, boolean cascadeOnDelete, XClass targetEntity, PropertyHolder propertyHolder, PropertyData inferredData, boolean unique, boolean isIdentifierMapper, boolean inSecondPass, PropertyBinder propertyBinder, MetadataBuildingContext context) {
    // All FK columns should be in the same table
    org.hibernate.mapping.ManyToOne value = new org.hibernate.mapping.ManyToOne(context, columns[0].getTable());
    // This is a @OneToOne mapped to a physical o.h.mapping.ManyToOne
    if (unique) {
        value.markAsLogicalOneToOne();
    }
    value.setReferencedEntityName(ToOneBinder.getReferenceEntityName(inferredData, targetEntity, context));
    final XProperty property = inferredData.getProperty();
    defineFetchingStrategy(value, property);
    // value.setFetchMode( fetchMode );
    value.setIgnoreNotFound(ignoreNotFound);
    value.setCascadeDeleteEnabled(cascadeOnDelete);
    // value.setLazy( fetchMode != FetchMode.JOIN );
    if (!optional) {
        for (Ejb3JoinColumn column : columns) {
            column.setNullable(false);
        }
    }
    if (property.isAnnotationPresent(MapsId.class)) {
        // read only
        for (Ejb3JoinColumn column : columns) {
            column.setInsertable(false);
            column.setUpdatable(false);
        }
    }
    final JoinColumn joinColumn = property.getAnnotation(JoinColumn.class);
    final JoinColumns joinColumns = property.getAnnotation(JoinColumns.class);
    // Make sure that JPA1 key-many-to-one columns are read only tooj
    boolean hasSpecjManyToOne = false;
    if (context.getBuildingOptions().isSpecjProprietarySyntaxEnabled()) {
        String columnName = "";
        for (XProperty prop : inferredData.getDeclaringClass().getDeclaredProperties(AccessType.FIELD.getType())) {
            if (prop.isAnnotationPresent(Id.class) && prop.isAnnotationPresent(Column.class)) {
                columnName = prop.getAnnotation(Column.class).name();
            }
            if (property.isAnnotationPresent(ManyToOne.class) && joinColumn != null && !BinderHelper.isEmptyAnnotationValue(joinColumn.name()) && joinColumn.name().equals(columnName) && !property.isAnnotationPresent(MapsId.class)) {
                hasSpecjManyToOne = true;
                for (Ejb3JoinColumn column : columns) {
                    column.setInsertable(false);
                    column.setUpdatable(false);
                }
            }
        }
    }
    value.setTypeName(inferredData.getClassOrElementName());
    final String propertyName = inferredData.getPropertyName();
    value.setTypeUsingReflection(propertyHolder.getClassName(), propertyName);
    if ((joinColumn != null && joinColumn.foreignKey().value() == ConstraintMode.NO_CONSTRAINT) || (joinColumns != null && joinColumns.foreignKey().value() == ConstraintMode.NO_CONSTRAINT)) {
        // not ideal...
        value.setForeignKeyName("none");
    } else {
        final ForeignKey fk = property.getAnnotation(ForeignKey.class);
        if (fk != null && StringHelper.isNotEmpty(fk.name())) {
            value.setForeignKeyName(fk.name());
        } else {
            final javax.persistence.ForeignKey fkOverride = propertyHolder.getOverriddenForeignKey(StringHelper.qualify(propertyHolder.getPath(), propertyName));
            if (fkOverride != null && fkOverride.value() == ConstraintMode.NO_CONSTRAINT) {
                value.setForeignKeyName("none");
            } else if (fkOverride != null) {
                value.setForeignKeyName(StringHelper.nullIfEmpty(fkOverride.name()));
                value.setForeignKeyDefinition(StringHelper.nullIfEmpty(fkOverride.foreignKeyDefinition()));
            } else if (joinColumns != null) {
                value.setForeignKeyName(StringHelper.nullIfEmpty(joinColumns.foreignKey().name()));
                value.setForeignKeyDefinition(StringHelper.nullIfEmpty(joinColumns.foreignKey().foreignKeyDefinition()));
            } else if (joinColumn != null) {
                value.setForeignKeyName(StringHelper.nullIfEmpty(joinColumn.foreignKey().name()));
                value.setForeignKeyDefinition(StringHelper.nullIfEmpty(joinColumn.foreignKey().foreignKeyDefinition()));
            }
        }
    }
    String path = propertyHolder.getPath() + "." + propertyName;
    FkSecondPass secondPass = new ToOneFkSecondPass(value, columns, // cannot have nullable and unique on certain DBs like Derby
    !optional && unique, propertyHolder.getEntityOwnerClassName(), path, context);
    if (inSecondPass) {
        secondPass.doSecondPass(context.getMetadataCollector().getEntityBindingMap());
    } else {
        context.getMetadataCollector().addSecondPass(secondPass);
    }
    Ejb3Column.checkPropertyConsistency(columns, propertyHolder.getEntityName() + "." + propertyName);
    // PropertyBinder binder = new PropertyBinder();
    propertyBinder.setName(propertyName);
    propertyBinder.setValue(value);
    // binder.setCascade(cascadeStrategy);
    if (isIdentifierMapper) {
        propertyBinder.setInsertable(false);
        propertyBinder.setUpdatable(false);
    } else if (hasSpecjManyToOne) {
        propertyBinder.setInsertable(false);
        propertyBinder.setUpdatable(false);
    } else {
        propertyBinder.setInsertable(columns[0].isInsertable());
        propertyBinder.setUpdatable(columns[0].isUpdatable());
    }
    propertyBinder.setColumns(columns);
    propertyBinder.setAccessType(inferredData.getDefaultAccess());
    propertyBinder.setCascade(cascadeStrategy);
    propertyBinder.setProperty(property);
    propertyBinder.setXToMany(true);
    propertyBinder.makePropertyAndBind();
}

Example 12 with JoinColumns

use of javax.persistence.JoinColumns in project hibernate-orm by hibernate.

the class ColumnsBuilder method extractMetadata.

public ColumnsBuilder extractMetadata() {
    columns = null;
    joinColumns = buildExplicitJoinColumns(property, inferredData);
    if (property.isAnnotationPresent(Column.class) || property.isAnnotationPresent(Formula.class)) {
        Column ann = property.getAnnotation(Column.class);
        Formula formulaAnn = property.getAnnotation(Formula.class);
        columns = Ejb3Column.buildColumnFromAnnotation(new Column[] { ann }, formulaAnn, nullability, propertyHolder, inferredData, entityBinder.getSecondaryTables(), buildingContext);
    } else if (property.isAnnotationPresent(Columns.class)) {
        Columns anns = property.getAnnotation(Columns.class);
        columns = Ejb3Column.buildColumnFromAnnotation(anns.columns(), null, nullability, propertyHolder, inferredData, entityBinder.getSecondaryTables(), buildingContext);
    }
    // set default values if needed
    if (joinColumns == null && (property.isAnnotationPresent(ManyToOne.class) || property.isAnnotationPresent(OneToOne.class))) {
        joinColumns = buildDefaultJoinColumnsForXToOne(property, inferredData);
    } else if (joinColumns == null && (property.isAnnotationPresent(OneToMany.class) || property.isAnnotationPresent(ElementCollection.class))) {
        OneToMany oneToMany = property.getAnnotation(OneToMany.class);
        String mappedBy = oneToMany != null ? oneToMany.mappedBy() : "";
        joinColumns = Ejb3JoinColumn.buildJoinColumns(null, mappedBy, entityBinder.getSecondaryTables(), propertyHolder, inferredData.getPropertyName(), buildingContext);
    } else if (joinColumns == null && property.isAnnotationPresent(org.hibernate.annotations.Any.class)) {
        throw new AnnotationException("@Any requires an explicit @JoinColumn(s): " + BinderHelper.getPath(propertyHolder, inferredData));
    }
    if (columns == null && !property.isAnnotationPresent(ManyToMany.class)) {
        // useful for collection of embedded elements
        columns = Ejb3Column.buildColumnFromAnnotation(null, null, nullability, propertyHolder, inferredData, entityBinder.getSecondaryTables(), buildingContext);
    }
    if (nullability == Nullability.FORCED_NOT_NULL) {
        // force columns to not null
        for (Ejb3Column col : columns) {
            col.forceNotNull();
        }
    }
    return this;
}