Java 类javax.persistence.EmbeddedId 实例源码

项目：crnk-framework 文件：JpaResourceFieldInformationProvider.java

@Override
public Optional<ResourceFieldType> getFieldType(BeanAttributeInformation attributeDesc) {
    Optional<OneToOne> oneToOne = attributeDesc.getAnnotation(OneToOne.class);
    Optional<OneToMany> oneToMany = attributeDesc.getAnnotation(OneToMany.class);
    Optional<ManyToOne> manyToOne = attributeDesc.getAnnotation(ManyToOne.class);
    Optional<ManyToMany> manyToMany = attributeDesc.getAnnotation(ManyToMany.class);
    if (oneToOne.isPresent() || oneToMany.isPresent() || manyToOne.isPresent() || manyToMany.isPresent()) {
        return Optional.of(ResourceFieldType.RELATIONSHIP);
    }

    Optional<Id> id = attributeDesc.getAnnotation(Id.class);
    Optional<EmbeddedId> embeddedId = attributeDesc.getAnnotation(EmbeddedId.class);
    if (id.isPresent() || embeddedId.isPresent()) {
        return Optional.of(ResourceFieldType.ID);
    }
    return Optional.empty();
}

项目：lams 文件：InheritanceState.java

public Boolean hasIdClassOrEmbeddedId() {
    if ( hasIdClassOrEmbeddedId == null ) {
        hasIdClassOrEmbeddedId = false;
        if ( getClassWithIdClass( true ) != null ) {
            hasIdClassOrEmbeddedId = true;
        }
        else {
            final ElementsToProcess process = getElementsToProcess();
            for ( PropertyData property : process.getElements() ) {
                if ( property.getProperty().isAnnotationPresent( EmbeddedId.class ) ) {
                    hasIdClassOrEmbeddedId = true;
                    break;
                }
            }
        }
    }
    return hasIdClassOrEmbeddedId;
}

项目：lams 文件：ComponentPropertyHolder.java

public ComponentPropertyHolder(
        Component component,
        String path,
        PropertyData inferredData,
        PropertyHolder parent,
        Mappings mappings) {
    super( path, parent, inferredData.getPropertyClass(), mappings );
    final XProperty embeddedXProperty = inferredData.getProperty();
    setCurrentProperty( embeddedXProperty );
    this.component = component;
    this.isOrWithinEmbeddedId =
            parent.isOrWithinEmbeddedId()
                    || ( embeddedXProperty != null &&
                    ( embeddedXProperty.isAnnotationPresent( Id.class )
                            || embeddedXProperty.isAnnotationPresent( EmbeddedId.class ) ) );

    this.virtual = embeddedXProperty == null;
    if ( !virtual ) {
        this.embeddedAttributeName = embeddedXProperty.getName();
        this.attributeConversionInfoMap = processAttributeConversions( embeddedXProperty );
    }
    else {
        embeddedAttributeName = "";
        this.attributeConversionInfoMap = Collections.emptyMap();
    }
}

项目：lams 文件：JPAOverriddenAnnotationReader.java

private boolean isProcessingId(XMLContext.Default defaults) {
    boolean isExplicit = defaults.getAccess() != null;
    boolean correctAccess =
            ( PropertyType.PROPERTY.equals( propertyType ) && AccessType.PROPERTY.equals( defaults.getAccess() ) )
                    || ( PropertyType.FIELD.equals( propertyType ) && AccessType.FIELD
                    .equals( defaults.getAccess() ) );
    boolean hasId = defaults.canUseJavaAnnotations()
            && ( isPhysicalAnnotationPresent( Id.class ) || isPhysicalAnnotationPresent( EmbeddedId.class ) );
    //if ( properAccessOnMetadataComplete || properOverridingOnMetadataNonComplete ) {
    boolean mirrorAttributeIsId = defaults.canUseJavaAnnotations() &&
            ( mirroredAttribute != null &&
                    ( mirroredAttribute.isAnnotationPresent( Id.class )
                            || mirroredAttribute.isAnnotationPresent( EmbeddedId.class ) ) );
    boolean propertyIsDefault = PropertyType.PROPERTY.equals( propertyType )
            && !mirrorAttributeIsId;
    return correctAccess || ( !isExplicit && hasId ) || ( !isExplicit && propertyIsDefault );
}

项目：cosmic 文件：GenericDaoBase.java

@DB()
protected String buildSelectByIdSql(final StringBuilder sql) {
    if (_idField == null) {
        return null;
    }

    if (_idField.getAnnotation(EmbeddedId.class) == null) {
        sql.append(_table).append(".").append(DbUtil.getColumnName(_idField, null)).append(" = ? ");
    } else {
        final Class<?> clazz = _idField.getClass();
        final AttributeOverride[] overrides = DbUtil.getAttributeOverrides(_idField);
        for (final Field field : clazz.getDeclaredFields()) {
            sql.append(_table).append(".").append(DbUtil.getColumnName(field, overrides)).append(" = ? AND ");
        }
        sql.delete(sql.length() - 4, sql.length());
    }

    return sql.toString();
}

项目：cosmic 文件：GenericDaoBase.java

protected T findById(final ID id, final boolean removed, final Boolean lock) {
    final StringBuilder sql = new StringBuilder(_selectByIdSql);
    if (!removed && _removed != null) {
        sql.append(" AND ").append(_removed.first());
    }
    if (lock != null) {
        sql.append(lock ? FOR_UPDATE_CLAUSE : SHARE_MODE_CLAUSE);
    }
    final TransactionLegacy txn = TransactionLegacy.currentTxn();
    PreparedStatement pstmt = null;
    try {
        pstmt = txn.prepareAutoCloseStatement(sql.toString());

        if (_idField.getAnnotation(EmbeddedId.class) == null) {
            prepareAttribute(1, pstmt, _idAttributes.get(_table)[0], id);
        }

        final ResultSet rs = pstmt.executeQuery();
        return rs.next() ? toEntityBean(rs, true) : null;
    } catch (final SQLException e) {
        throw new CloudRuntimeException("DB Exception on: " + pstmt, e);
    }
}

项目：xap-openspaces 文件：StoreManager.java

/**
 * Validates the provided class' annotations.
 * Currently the only validation performed is for @Id & @SpaceId annotations
 * that must be declared on the same getter.  
 */
private void validateClassAnnotations(Class<?> type) {
    // Validation is only relevant for Entities
    if (type.getAnnotation(Entity.class) == null)
        return;

    for (Method getter : type.getMethods()) {

        if (!getter.getName().startsWith("get"))
            continue;

        SpaceId spaceId = getter.getAnnotation(SpaceId.class);
        boolean hasJpaId = getter.getAnnotation(Id.class) != null || getter.getAnnotation(EmbeddedId.class) != null; 
        if (spaceId != null || hasJpaId) {                
            if (!hasJpaId || spaceId == null)
                throw new IllegalArgumentException("SpaceId and Id annotations must both be declared on the same property in JPA entities in type: " + type.getName());
            if (spaceId.autoGenerate()) {
                GeneratedValue generatedValue = getter.getAnnotation(GeneratedValue.class);
                if (generatedValue == null || generatedValue.strategy() != GenerationType.IDENTITY)
                    throw new IllegalArgumentException(
                            "SpaceId with autoGenerate=true annotated property should also have a JPA GeneratedValue annotation with strategy = GenerationType.IDENTITY.");
            }
            break;
        }
    }        
}

项目：IGSN 文件：RasterColumns.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "RTableCatalog", column = @Column(name = "r_table_catalog")),
        @AttributeOverride(name = "RTableSchema", column = @Column(name = "r_table_schema")),
        @AttributeOverride(name = "RTableName", column = @Column(name = "r_table_name")),
        @AttributeOverride(name = "RRasterColumn", column = @Column(name = "r_raster_column")),
        @AttributeOverride(name = "srid", column = @Column(name = "srid")),
        @AttributeOverride(name = "scaleX", column = @Column(name = "scale_x", precision = 17, scale = 17)),
        @AttributeOverride(name = "scaleY", column = @Column(name = "scale_y", precision = 17, scale = 17)),
        @AttributeOverride(name = "blocksizeX", column = @Column(name = "blocksize_x")),
        @AttributeOverride(name = "blocksizeY", column = @Column(name = "blocksize_y")),
        @AttributeOverride(name = "sameAlignment", column = @Column(name = "same_alignment")),
        @AttributeOverride(name = "regularBlocking", column = @Column(name = "regular_blocking")),
        @AttributeOverride(name = "numBands", column = @Column(name = "num_bands")),
        @AttributeOverride(name = "pixelTypes", column = @Column(name = "pixel_types")),
        @AttributeOverride(name = "nodataValues", column = @Column(name = "nodata_values")),
        @AttributeOverride(name = "outDb", column = @Column(name = "out_db")),
        @AttributeOverride(name = "extent", column = @Column(name = "extent")) })
public RasterColumnsId getId() {
    return this.id;
}

项目：comparison 文件：BeanUtils.java

public static String getIdProp(Class c){
    for(Method m : c.getMethods()){
        boolean isGetter = m.getName().startsWith("get");
        boolean noParameters = (m.getParameterTypes().length == 0);
        boolean notGetClass = !m.getName().equals("getClass");
        if (isGetter && noParameters && notGetClass) {
            boolean hasIdMethod = m.isAnnotationPresent(Id.class) || m.isAnnotationPresent(EmbeddedId.class);
            String fieldName = acessorToProperty(m.getName());
            boolean hasIdField = isIdField(c, fieldName);
            if(hasIdMethod || hasIdField){
                return fieldName;
            }
        }
    }
    return null;
}

项目：SyncRunner-Pub 文件：SkuShoeView.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "skuItem", column = @Column(name = "SKU_Item", length = 13)),
        @AttributeOverride(name = "upc", column = @Column(name = "UPC", length = 12)),
        @AttributeOverride(name = "sku", column = @Column(name = "SKU", length = 6)),
        @AttributeOverride(name = "itemNumber", column = @Column(name = "Item_Number", length = 6)),
        @AttributeOverride(name = "brand", column = @Column(name = "Brand", nullable = false, length = 45)),
        @AttributeOverride(name = "style", column = @Column(name = "Style", nullable = false, length = 45)),
        @AttributeOverride(name = "colorMap", column = @Column(name = "Color_Map", length = 45)),
        @AttributeOverride(name = "color", column = @Column(name = "Color", length = 45)),
        @AttributeOverride(name = "sizeMap", column = @Column(name = "Size_Map", length = 45)),
        @AttributeOverride(name = "size", column = @Column(name = "Size", length = 45)),
        @AttributeOverride(name = "sortSize", column = @Column(name = "Sort_Size", nullable = false)),
        @AttributeOverride(name = "inStock", column = @Column(name = "In_Stock", precision = 23, scale = 0)),
        @AttributeOverride(name = "material", column = @Column(name = "Material", nullable = false, length = 45)),
        @AttributeOverride(name = "shoeType", column = @Column(name = "Shoe_Type", nullable = false, length = 4)),
        @AttributeOverride(name = "description", column = @Column(name = "Description", nullable = false, length = 11)) })
public SkuShoeViewId getId() {
    return this.id;
}

项目：org.fastnate 文件：EntityClass.java

/**
 * Fills the {@link #properties}.
 *
 * @param c
 *            the currently inspected class
 * @param stopClass
 *            the class in the hierarchy to stop inspecting
 */
private void buildProperties(final Class<? super E> c, final Class<? super E> stopClass) {
    // Fill properties of super classes (at least until we find the joined parent class)
    if (c.getSuperclass() != null && c.getSuperclass() != stopClass) {
        buildProperties(c.getSuperclass(), stopClass);
    }

    // And now fill the properties of this class
    if (c.isAnnotationPresent(MappedSuperclass.class) || c.isAnnotationPresent(Entity.class)) {
        for (final AttributeAccessor field : this.accessStyle.getDeclaredAttributes(c, this.entityClass)) {
            if (!field.isAnnotationPresent(EmbeddedId.class) && !field.isAnnotationPresent(Id.class)) {
                final Property<E, ?> property = buildProperty(field, getColumnAnnotation(field),
                        this.associationOverrides.get(field.getName()));
                if (property != null) {
                    this.properties.put(field.getName(), property);
                    this.allProperties.add(property);
                    if (property instanceof SingularProperty) {
                        buildUniqueProperty((SingularProperty<E, ?>) property);
                    }
                }
            }
        }
    }

}

项目：org.fastnate 文件：EntityClass.java

private boolean findIdProperty(final Iterable<AttributeAccessor> declaredAttributes) {
    for (final AttributeAccessor attribute : declaredAttributes) {
        if (attribute.isAnnotationPresent(EmbeddedId.class)) {
            this.idProperty = new EmbeddedProperty<>(this, attribute);
            return true;
        } else if (attribute.isAnnotationPresent(Id.class)) {
            if (attribute.isAnnotationPresent(GeneratedValue.class)) {
                this.context.registerGenerators(attribute, this.table);
                this.idProperty = new GeneratedIdProperty<>(this, attribute, getColumnAnnotation(attribute));
            } else {
                this.idProperty = buildProperty(attribute, getColumnAnnotation(attribute),
                        this.associationOverrides.get(attribute.getName()));
            }
            return true;
        }
    }
    return false;
}

项目：cloudstack 文件：GenericDaoBase.java

@DB()
protected String buildSelectByIdSql(final StringBuilder sql) {
    if (_idField == null) {
        return null;
    }

    if (_idField.getAnnotation(EmbeddedId.class) == null) {
        sql.append(_table).append(".").append(DbUtil.getColumnName(_idField, null)).append(" = ? ");
    } else {
        final Class<?> clazz = _idField.getClass();
        final AttributeOverride[] overrides = DbUtil.getAttributeOverrides(_idField);
        for (final Field field : clazz.getDeclaredFields()) {
            sql.append(_table).append(".").append(DbUtil.getColumnName(field, overrides)).append(" = ? AND ");
        }
        sql.delete(sql.length() - 4, sql.length());
    }

    return sql.toString();
}

项目：cloudstack 文件：GenericDaoBase.java

protected T findById(ID id, boolean removed, Boolean lock) {
    StringBuilder sql = new StringBuilder(_selectByIdSql);
    if (!removed && _removed != null) {
        sql.append(" AND ").append(_removed.first());
    }
    if (lock != null) {
        sql.append(lock ? FOR_UPDATE_CLAUSE : SHARE_MODE_CLAUSE);
    }
    TransactionLegacy txn = TransactionLegacy.currentTxn();
    PreparedStatement pstmt = null;
    try {
        pstmt = txn.prepareAutoCloseStatement(sql.toString());

        if (_idField.getAnnotation(EmbeddedId.class) == null) {
            prepareAttribute(1, pstmt, _idAttributes.get(_table)[0], id);
        }

        ResultSet rs = pstmt.executeQuery();
        return rs.next() ? toEntityBean(rs, true) : null;
    } catch (SQLException e) {
        throw new CloudRuntimeException("DB Exception on: " + pstmt, e);
    }
}

项目：howsun-javaee-framework 文件：HibernateGenericDao.java

private <T> Field getIdField(Class<T> entityClass){
    Field idField = ID_FIELD.get(entityClass);
    if(idField != null){
        return idField;
    }

    List<Field> fields = new ArrayList<Field>();
    Beans.getDeclaredFields(fields, entityClass);
    for(Field f : fields){
        if(f.getAnnotation(Id.class) != null || f.getAnnotation(EmbeddedId.class) != null){
            idField = f;
        }
    }

    ID_FIELD.put(entityClass, idField);
    Asserts.notNull(idField, String.format("%s实体中没有ID字段", entityClass));

    return idField;
}

项目：GitHub 文件：Payment.java

@EmbeddedId
@AttributeOverrides({
                @AttributeOverride(name = "customerNumber", column = @Column(name = "customerNumber", nullable = false)),
                @AttributeOverride(name = "checkNumber", column = @Column(name = "checkNumber", nullable = false, length = 50)) })
public PaymentId getId() {
        return this.id;
}

项目：spring-data-generator 文件：RepositoryStructure.java

@SuppressWarnings("unchecked")
private Tuple<String, Boolean> getEntityId(String entityClass){
    try {
        Class<?> entity = null;
        if (loader == null) {
            entity = Class.forName(entityClass);
        } else {
            entity = loader.getUrlClassLoader().loadClass(entityClass);
        }

        while (entity != null){
            for (Field field : entity.getDeclaredFields()) {
                if (field.isAnnotationPresent(Id.class) || field.isAnnotationPresent(EmbeddedId.class)) {
                    this.implementsSerializable(field.getType());
                    return new Tuple<>(field.getType().getName(), this.isCustomType(field.getType()));
                }
            }

            for (Method method : entity.getDeclaredMethods()) {
                if (!method.getReturnType().equals(Void.TYPE) && (method.isAnnotationPresent(Id.class) || method.isAnnotationPresent(EmbeddedId.class))) {
                    this.implementsSerializable(method.getReturnType());
                    return new Tuple<>(method.getReturnType().getName(), this.isCustomType(method.getReturnType()));
                }
            }
            entity = entity.getSuperclass();
        }

        error = SDLogger.addError("Repository Error: Primary key not found in " + GeneratorUtils.getSimpleClassName(entityClass) + ".java");
        return null;
    } catch (GeneratorException ex) {
        error = SDLogger.addError(ex.getMessage());
        return null;
    } catch (Exception e) {
        error = SDLogger.addError("Repository Error: Failed to access entity " + GeneratorUtils.getSimpleClassName(entityClass) + ".java");
        return null;
    }
}

项目：lams 文件：AnnotationBinder.java

private static void processId(
        PropertyHolder propertyHolder,
        PropertyData inferredData,
        SimpleValue idValue,
        HashMap<String, IdGenerator> classGenerators,
        boolean isIdentifierMapper,
        Mappings mappings) {
    if ( isIdentifierMapper ) {
        throw new AnnotationException(
                "@IdClass class should not have @Id nor @EmbeddedId properties: "
                        + BinderHelper.getPath( propertyHolder, inferredData )
        );
    }
    XClass returnedClass = inferredData.getClassOrElement();
    XProperty property = inferredData.getProperty();
    //clone classGenerator and override with local values
    HashMap<String, IdGenerator> localGenerators = ( HashMap<String, IdGenerator> ) classGenerators.clone();
    localGenerators.putAll( buildLocalGenerators( property, mappings ) );

    //manage composite related metadata
    //guess if its a component and find id data access (property, field etc)
    final boolean isComponent = returnedClass.isAnnotationPresent( Embeddable.class )
            || property.isAnnotationPresent( EmbeddedId.class );

    GeneratedValue generatedValue = property.getAnnotation( GeneratedValue.class );
    String generatorType = generatedValue != null ?
            generatorType( generatedValue.strategy(), mappings ) :
            "assigned";
    String generatorName = generatedValue != null ?
            generatedValue.generator() :
            BinderHelper.ANNOTATION_STRING_DEFAULT;
    if ( isComponent ) {
        generatorType = "assigned";
    } //a component must not have any generator
    BinderHelper.makeIdGenerator( idValue, generatorType, generatorName, mappings, localGenerators );

    if ( LOG.isTraceEnabled() ) {
        LOG.tracev( "Bind {0} on {1}", ( isComponent ? "@EmbeddedId" : "@Id" ), inferredData.getPropertyName() );
    }
}

项目：rpb 文件：JpaUtil.java

private static boolean isManuallyAssigned(Method method) {
    if (method.getAnnotation(Id.class) != null) {
        return method.getAnnotation(GeneratedValue.class) == null;
    } else if (method.getAnnotation(EmbeddedId.class) != null) {
        return true;
    } else {
        return true;
    }
}

项目：rpb 文件：JpaUtil.java

public static <T extends Identifiable<?>> String compositePkPropertyName(T entity) {
    for (Method m : entity.getClass().getMethods()) {
        if (m.getAnnotation(EmbeddedId.class) != null) {
            return BeanUtils.findPropertyForMethod(m).getName();
        }
    }
    for (Field f : entity.getClass().getFields()) {
        if (f.getAnnotation(EmbeddedId.class) != null) {
            return f.getName();
        }
    }
    return null;
}

项目：cosmic 文件：DbUtil.java

public static Field findField(final Class<?> clazz, final String columnName) {
    for (final Field field : clazz.getDeclaredFields()) {
        if (field.getAnnotation(Embedded.class) != null || field.getAnnotation(EmbeddedId.class) != null) {
            findField(field.getClass(), columnName);
        } else {
            if (columnName.equals(DbUtil.getColumnName(field))) {
                return field;
            }
        }
    }
    return null;
}

项目：katharsis-framework 文件：AbstractEntityMetaProvider.java

private void setKey(T meta) {
    if (meta.getPrimaryKey() == null) {
        boolean generated = false;
        ArrayList<MetaAttribute> pkElements = new ArrayList<>();
        for (MetaAttribute attr : meta.getAttributes()) {
            if (attr.getAnnotation(Id.class) != null || attr.getAnnotation(EmbeddedId.class) != null) {
                pkElements.add(attr);

                boolean attrGenerated = attr.getAnnotation(GeneratedValue.class) != null;
                if (pkElements.size() == 1) {
                    generated = attrGenerated;
                } else if (generated != attrGenerated) {
                    throw new IllegalStateException(
                            "cannot mix generated and not-generated primary key elements for " + meta.getId());
                }
            }
        }
        if (!pkElements.isEmpty()) {
            MetaPrimaryKey primaryKey = new MetaPrimaryKey();
            primaryKey.setName(meta.getName() + "$primaryKey");
            primaryKey.setElements(pkElements);
            primaryKey.setUnique(true);
            primaryKey.setParent(meta, true);
            primaryKey.setGenerated(generated);
            meta.setPrimaryKey(primaryKey);
        }
    }
}

项目：katharsis-framework 文件：AbstractEntityMetaProvider.java

private boolean hasJpaAnnotations(MetaAttribute attribute) {
    List<Class<? extends Annotation>> annotationClasses = Arrays.asList(Id.class, EmbeddedId.class, Column.class,
            ManyToMany.class, ManyToOne.class, OneToMany.class, OneToOne.class, Version.class,
            ElementCollection.class);
    for (Class<? extends Annotation> annotationClass : annotationClasses) {
        if (attribute.getAnnotation(annotationClass) != null) {
            return true;
        }
    }
    return false;
}

项目：jpa-unit 文件：EntityUtils.java

private static void collectIdNamesFromFields(final List<String> idList, final Class<?> clazz) {
    for (final Field field : clazz.getDeclaredFields()) {
        if (field.getAnnotation(Id.class) != null) {
            idList.add(getPropertyName(field));
        } else if (field.getAnnotation(EmbeddedId.class) != null) {
            final Class<?> fieldType = field.getType();
            // all fields have to be used as a composite ID
            for (final Field idField : fieldType.getDeclaredFields()) {
                idList.add(field.getName() + "." + getPropertyName(idField));
            }
        }
    }
}

项目：jpa-unit 文件：EntityUtilsTest.java

@Test
public void testGetNamesOfIdPropertiesFromASingleClassHavingAFieldAnnotatedWithEmbeddedId() throws Exception {
    // GIVEN
    final String simpleClassName = "EntityClass";
    final String compositeIdPropertyName = "compositeKey";
    final String id1PropertyName = "key1";
    final String id2PropertyName = "key2";

    final JPackage jp = jCodeModel.rootPackage();
    final JDefinedClass jIdTypeClass = jp._class(JMod.PUBLIC, "IdType");
    jIdTypeClass.annotate(Embeddable.class);
    jIdTypeClass.field(JMod.PRIVATE, Integer.class, id1PropertyName);
    jIdTypeClass.field(JMod.PRIVATE, String.class, id2PropertyName);

    final JDefinedClass jClass = jp._class(JMod.PUBLIC, simpleClassName);
    jClass.annotate(Entity.class);
    jClass.field(JMod.PRIVATE, jIdTypeClass, compositeIdPropertyName).annotate(EmbeddedId.class);

    buildModel(testFolder.getRoot(), jCodeModel);

    compileModel(testFolder.getRoot());

    final Class<?> entityClass = loadClass(testFolder.getRoot(), jClass.name());

    // WHEN
    final List<String> namesOfIdProperties = EntityUtils.getNamesOfIdProperties(entityClass);

    // THEN
    assertThat(namesOfIdProperties.size(), equalTo(2));
    assertThat(namesOfIdProperties,
            hasItems(compositeIdPropertyName + "." + id1PropertyName, compositeIdPropertyName + "." + id2PropertyName));
}

项目：jpa-unit 文件：EntityUtilsTest.java

@Test
public void testGetNamesOfIdPropertiesFromASingleClassHavingAMethodAnnotatedWithEmbeddedId() throws Exception {
    // GIVEN
    final String simpleClassName = "EntityClass";
    final String compositeIdPropertyName = "compositeKey";
    final String id1PropertyName = "key1";
    final String id2PropertyName = "key2";

    final JPackage jp = jCodeModel.rootPackage();
    final JDefinedClass jIdTypeClass = jp._class(JMod.PUBLIC, "IdType");
    jIdTypeClass.annotate(Embeddable.class);
    jIdTypeClass.field(JMod.PRIVATE, Integer.class, id1PropertyName);
    jIdTypeClass.field(JMod.PRIVATE, String.class, id2PropertyName);

    final JDefinedClass jClass = jp._class(JMod.PUBLIC, simpleClassName);
    jClass.annotate(Entity.class);
    final JMethod method = jClass.method(JMod.PUBLIC, jIdTypeClass, "getCompositeKey");
    method.annotate(EmbeddedId.class);
    method.body()._return(JExpr._null());

    buildModel(testFolder.getRoot(), jCodeModel);

    compileModel(testFolder.getRoot());

    final Class<?> entityClass = loadClass(testFolder.getRoot(), jClass.name());

    // WHEN
    final List<String> namesOfIdProperties = EntityUtils.getNamesOfIdProperties(entityClass);

    // THEN
    assertThat(namesOfIdProperties.size(), equalTo(2));
    assertThat(namesOfIdProperties,
            hasItems(compositeIdPropertyName + "." + id1PropertyName, compositeIdPropertyName + "." + id2PropertyName));
}

项目：jpa-unit 文件：EntityUtilsTest.java

@Test
public void testGetNamesOfIdPropertiesFromAClassHierarchyHavingAFieldAnnotatedWithEmbeddedId() throws Exception {
    // GIVEN
    final String simpleClassNameBase = "EntityClass";
    final String simpleClassNameB = "SubEntityClass";
    final String compositeIdPropertyName = "compositeKey";
    final String id1PropertyName = "key1";
    final String id2PropertyName = "key2";

    final JPackage jp = jCodeModel.rootPackage();

    final JDefinedClass jIdTypeClass = jp._class(JMod.PUBLIC, "IdType");
    jIdTypeClass.annotate(Embeddable.class);
    jIdTypeClass.field(JMod.PRIVATE, Integer.class, id1PropertyName);
    jIdTypeClass.field(JMod.PRIVATE, String.class, id2PropertyName);

    final JDefinedClass jBaseClass = jp._class(JMod.PUBLIC, simpleClassNameBase);
    jBaseClass.annotate(Entity.class);
    jBaseClass.annotate(Inheritance.class).param("strategy", InheritanceType.TABLE_PER_CLASS);
    jBaseClass.field(JMod.PRIVATE, jIdTypeClass, compositeIdPropertyName).annotate(EmbeddedId.class);

    final JDefinedClass jSubclass = jp._class(JMod.PUBLIC, simpleClassNameB)._extends(jBaseClass);
    jSubclass.annotate(Entity.class);

    buildModel(testFolder.getRoot(), jCodeModel);

    compileModel(testFolder.getRoot());

    final Class<?> entityClass = loadClass(testFolder.getRoot(), jSubclass.name());

    // WHEN
    final List<String> namesOfIdProperties = EntityUtils.getNamesOfIdProperties(entityClass);

    // THEN
    assertThat(namesOfIdProperties.size(), equalTo(2));
    assertThat(namesOfIdProperties,
            hasItems(compositeIdPropertyName + "." + id1PropertyName, compositeIdPropertyName + "." + id2PropertyName));
}

项目：jpa-unit 文件：EntityUtilsTest.java

@Test
public void testGetNamesOfIdPropertiesFromAClassHierarchyHavingAMethodAnnotatedWithEmbeddedId() throws Exception {
    // GIVEN
    final String simpleClassNameBase = "EntityClass";
    final String simpleClassNameB = "SubEntityClass";
    final String compositeIdPropertyName = "compositeKey";
    final String id1PropertyName = "key1";
    final String id2PropertyName = "key2";

    final JPackage jp = jCodeModel.rootPackage();

    final JDefinedClass jIdTypeClass = jp._class(JMod.PUBLIC, "IdType");
    jIdTypeClass.annotate(Embeddable.class);
    jIdTypeClass.field(JMod.PRIVATE, Integer.class, id1PropertyName);
    jIdTypeClass.field(JMod.PRIVATE, String.class, id2PropertyName);

    final JDefinedClass jBaseClass = jp._class(JMod.PUBLIC, simpleClassNameBase);
    jBaseClass.annotate(Entity.class);
    jBaseClass.annotate(Inheritance.class).param("strategy", InheritanceType.TABLE_PER_CLASS);
    final JMethod method = jBaseClass.method(JMod.PUBLIC, jIdTypeClass, "getCompositeKey");
    method.annotate(EmbeddedId.class);
    method.body()._return(JExpr._null());

    final JDefinedClass jSubclass = jp._class(JMod.PUBLIC, simpleClassNameB)._extends(jBaseClass);
    jSubclass.annotate(Entity.class);

    buildModel(testFolder.getRoot(), jCodeModel);

    compileModel(testFolder.getRoot());

    final Class<?> entityClass = loadClass(testFolder.getRoot(), jSubclass.name());

    // WHEN
    final List<String> namesOfIdProperties = EntityUtils.getNamesOfIdProperties(entityClass);

    // THEN
    assertThat(namesOfIdProperties.size(), equalTo(2));
    assertThat(namesOfIdProperties,
            hasItems(compositeIdPropertyName + "." + id1PropertyName, compositeIdPropertyName + "." + id2PropertyName));
}

项目：bygle-ldp 文件：Relations.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "refIdRecord1", column = @Column(name = "ref_id_record_1", nullable = false)),
        @AttributeOverride(name = "refIdRecord2", column = @Column(name = "ref_id_record_2", nullable = false)),
        @AttributeOverride(name = "refIdRelationType", column = @Column(name = "ref_id_relation_type", nullable = false)) })
public RelationsId getId() {
    return this.id;
}

项目：submerge 文件：UserAuthorities.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "fkIdAccount", column = @Column(name = "fk_id_account", nullable = false)),
        @AttributeOverride(name = "fkIdAuthorities", column = @Column(name = "fk_id_authorities", nullable = false)) })
public UserAuthoritiesId getId() {
    return this.id;
}

项目：karaf4-eclipselink-jpa 文件：JpaUtil.java

private static boolean isManuallyAssigned(final Method method) {
    if (method.getAnnotation(Id.class) != null) {
        return method.getAnnotation(GeneratedValue.class) == null;
    } else if (method.getAnnotation(EmbeddedId.class) != null) {
        return true;
    } else {
        return true;
    }
}

项目：rpb 文件：JpaUtil.java

private static boolean isManuallyAssigned(Method method) {
    if (method.getAnnotation(Id.class) != null) {
        return method.getAnnotation(GeneratedValue.class) == null;
    } else if (method.getAnnotation(EmbeddedId.class) != null) {
        return true;
    } else {
        return true;
    }
}

项目：rpb 文件：JpaUtil.java

public static <T extends Identifiable<?>> String compositePkPropertyName(T entity) {
    for (Method m : entity.getClass().getMethods()) {
        if (m.getAnnotation(EmbeddedId.class) != null) {
            return BeanUtils.findPropertyForMethod(m).getName();
        }
    }
    for (Field f : entity.getClass().getFields()) {
        if (f.getAnnotation(EmbeddedId.class) != null) {
            return f.getName();
        }
    }
    return null;
}

项目：sample-java-spring-genericdao 文件：StudentClasses.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "studentId", column = @Column(name = "STUDENT_ID", nullable = false, precision = 5, scale = 0)),
        @AttributeOverride(name = "classesId", column = @Column(name = "CLASSES_ID", nullable = false, precision = 4, scale = 0)),
        @AttributeOverride(name = "status", column = @Column(name = "STU_CLASSES_STATUS", nullable = false, length = 1)) })

public StudentClassesId getId() {
    return this.id;
}

项目：nics-common 文件：Assignment.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "unitId", column = @Column(name = "unit_id", nullable = false)),
        @AttributeOverride(name = "operationalPeriodId", column = @Column(name = "operational_period_id", nullable = false)) })
public AssignmentId getId() {
    return this.id;
}

项目：pedal-dialect 文件：EmbeddedIdColumnEvaluator.java

@Override
public void evaluate(Method method, EvaluatorChain chain) {
    if (method.isAnnotationPresent(EmbeddedId.class)) {
        Map<String, AttributeOverride> overrides = getAttributeOverrides(method);

        Class<?> embeddedClz = method.getReturnType();
        BeanInfo info = null;
        try {
            info = Introspector.getBeanInfo(embeddedClz);
        } catch (IntrospectionException e) {
            throw new RuntimeException(e);
        }
        for (String propertyName : overrides.keySet()) {
            for (PropertyDescriptor propDesc : info.getPropertyDescriptors()) {
                if (propDesc.getName().equals(propertyName)) {
                    CopyAttribute attribute = new CopyAttribute();
                    attribute.getMethods().add(method);
                    attribute.getMethods().add(propDesc.getReadMethod());
                    attribute.setColumnName(overrides.get(propertyName).column().name());
                    chain.add(attribute);
                    break;
                }
            }
        }
    } else {
        chain.doNext();
    }
}

项目：pedal-dialect 文件：Planet.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "name", column = @Column(name = "name", nullable = false)),
        @AttributeOverride(name = "position", column = @Column(name = "position", nullable = false)) })
public PlanetId getId() {
    return id;
}

项目：watchout 文件：PlayersHasInsurances.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "playersIdplayers", column = @Column(name = "players_idplayers", nullable = false)),
        @AttributeOverride(name = "insurancesIdinsurances", column = @Column(name = "insurances_idinsurances", nullable = false)) })
public PlayersHasInsurancesId getId() {
    return this.id;
}

项目：watchout 文件：TurnsHistory.java

@EmbeddedId
@AttributeOverrides({
        @AttributeOverride(name = "playersHasQuestsPlayersIdplayers", column = @Column(name = "players_has_quests_players_idplayers", nullable = false)),
        @AttributeOverride(name = "playersHasQuestsQuestsIdquests", column = @Column(name = "players_has_quests_quests_idquests", nullable = false)),
        @AttributeOverride(name = "placesHasTransportsPlacesOrigin", column = @Column(name = "places_has_transports_places_origin", nullable = false)),
        @AttributeOverride(name = "placesHasTransportsTransportation", column = @Column(name = "places_has_transports_transportation", nullable = false)),
        @AttributeOverride(name = "placesHasTransportsPlacesDestination", column = @Column(name = "places_has_transports_places_destination", nullable = false)) })
public TurnsHistoryId getId() {
    return this.id;
}