Java OneToMany类代码示例

import javax.persistence.OneToMany; //导入依赖的package包/类
private String getMappedBy(MetaAttribute attr) {
	ManyToMany manyManyAnnotation = attr.getAnnotation(ManyToMany.class);
	OneToMany oneManyAnnotation = attr.getAnnotation(OneToMany.class);
	OneToOne oneOneAnnotation = attr.getAnnotation(OneToOne.class);
	String mappedBy = null;
	if (manyManyAnnotation != null) {
		mappedBy = manyManyAnnotation.mappedBy();
	}
	if (oneManyAnnotation != null) {
		mappedBy = oneManyAnnotation.mappedBy();
	}
	if (oneOneAnnotation != null) {
		mappedBy = oneOneAnnotation.mappedBy();
	}

	if (mappedBy != null && mappedBy.length() == 0) {
		mappedBy = null;
	}
	return mappedBy;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@Override
public Optional<SerializeType> getSerializeType(BeanAttributeInformation attributeDesc) {
	Optional<OneToMany> oneToMany = attributeDesc.getAnnotation(OneToMany.class);
	if (oneToMany.isPresent()) {
		return toSerializeType(oneToMany.get().fetch());
	}
	Optional<ManyToOne> manyToOne = attributeDesc.getAnnotation(ManyToOne.class);
	if (manyToOne.isPresent()) {
		return toSerializeType(manyToOne.get().fetch());
	}
	Optional<ManyToMany> manyToMany = attributeDesc.getAnnotation(ManyToMany.class);
	if (manyToMany.isPresent()) {
		return toSerializeType(manyToMany.get().fetch());
	}
	Optional<ElementCollection> elementCollection = attributeDesc.getAnnotation(ElementCollection.class);
	if (elementCollection.isPresent()) {
		return toSerializeType(elementCollection.get().fetch());
	}
	return Optional.empty();
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER, orphanRemoval = true)
@JoinColumn(name = "user_id", insertable = false, nullable = false, updatable = false)
// MOSCOW
@Fetch(FetchMode.SELECT)
// Это отсечение дублирования при джойне таблици, т.к. в QPlanService есть @OneToOne к QService, и в нем есть @OneToMany к QServiceLang - дублится по
// количеству переводов
// This is the truncation of the duplication when the table joins, since In QPlanService there is @OneToOne to QService, and there is @OneToMany to
// QServiceLang - it is duplicated by the number of translations.
public List<QPlanService> getPlanServices() {
    return planServices;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(cascade = CascadeType.ALL, mappedBy = "bundle")
@Fetch(value = FetchMode.SELECT)
@MapKey(name = "locale")
public Map<String, LanguageString> getStrings()
{
	return strings;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@Override
public boolean isMappedCollection(CtField field) {
    try {
        return (field.getAnnotation(OneToMany.class) != null ||
                field.getAnnotation(ManyToMany.class) != null ||
                field.getAnnotation(ElementCollection.class) != null);
    }
    catch (ClassNotFoundException e) {
        return false;
    }
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
private static boolean needsToCascade(Field field) {
    Class<?> fieldtype = field.getType();
    if (!DomainObject.class.isAssignableFrom(fieldtype))
        return false;
    Annotation ann;
    CascadeType[] cascades = null;
    ann = field.getAnnotation(OneToOne.class);
    if (ann != null) {
        cascades = ((OneToOne) ann).cascade();
    } else {
        ann = field.getAnnotation(OneToMany.class);
        if (ann != null) {
            cascades = ((OneToMany) ann).cascade();
        } else {
            ann = field.getAnnotation(ManyToOne.class);
            if (ann != null) {
                cascades = ((ManyToOne) ann).cascade();
            } else {
                ann = field.getAnnotation(ManyToMany.class);
                if (ann != null) {
                    cascades = ((ManyToMany) ann).cascade();
                }
            }
        }
    }
    if (cascades == null)
        return false;
    for (CascadeType cas : cascades) {
        if ((cas == CascadeType.ALL) || (cas == CascadeType.MERGE)
                || (cas == CascadeType.PERSIST)
                || (cas == CascadeType.REMOVE)) {
            return true;
        }
    }
    return false;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@Override
public Optional<String> getOppositeName(BeanAttributeInformation attributeDesc) {
	Optional<OneToMany> oneToMany = attributeDesc.getAnnotation(OneToMany.class);
	if (oneToMany.isPresent()) {
		return Optional.ofNullable(StringUtils.emptyToNull(oneToMany.get().mappedBy()));
	}
	Optional<ManyToMany> manyToMany = attributeDesc.getAnnotation(ManyToMany.class);
	if (manyToMany.isPresent()) {
		return Optional.ofNullable(StringUtils.emptyToNull(manyToMany.get().mappedBy()));
	}
	return Optional.empty();
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
private static boolean discoverTypeWithoutReflection(XProperty p) {
	if ( p.isAnnotationPresent( OneToOne.class ) && !p.getAnnotation( OneToOne.class )
			.targetEntity()
			.equals( void.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( OneToMany.class ) && !p.getAnnotation( OneToMany.class )
			.targetEntity()
			.equals( void.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( ManyToOne.class ) && !p.getAnnotation( ManyToOne.class )
			.targetEntity()
			.equals( void.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( ManyToMany.class ) && !p.getAnnotation( ManyToMany.class )
			.targetEntity()
			.equals( void.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( org.hibernate.annotations.Any.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( ManyToAny.class ) ) {
		if ( !p.isCollection() && !p.isArray() ) {
			throw new AnnotationException( "@ManyToAny used on a non collection non array property: " + p.getName() );
		}
		return true;
	}
	else if ( p.isAnnotationPresent( Type.class ) ) {
		return true;
	}
	else if ( p.isAnnotationPresent( Target.class ) ) {
		return true;
	}
	return false;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
/**
 * Get all comments for current blog entry.
 * 
 * @return List of all comments for current blog entry.
 */
@OneToMany(mappedBy = "blogEntry", fetch = FetchType.LAZY,
        cascade = CascadeType.PERSIST, orphanRemoval = true)
@OrderBy("postedOn")
public List<BlogComment> getComments() {
    return comments;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
private CascadeType[] getCascadeTypes(AccessibleObject accessibleObject) {
    CascadeType[] cascadeTypes = null;
    if(accessibleObject.isAnnotationPresent(OneToMany.class)) {
        cascadeTypes = accessibleObject.getAnnotation(OneToMany.class).cascade();
    }else if(accessibleObject.isAnnotationPresent(ManyToOne.class)) {
        cascadeTypes = accessibleObject.getAnnotation(ManyToOne.class).cascade();
    }else if(accessibleObject.isAnnotationPresent(ManyToMany.class)) {
        cascadeTypes = accessibleObject.getAnnotation(ManyToMany.class).cascade();
    }
    return cascadeTypes;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(targetEntity = Goods8JPA.class, cascade = REMOVE,
          fetch = EAGER)
@JoinColumn(name = "join_goods_brand_m2o", foreignKey =
@ForeignKey(name = "fk_goods_brand_m2o"))
@JoinTable(name = "jpa_goods_brand_set", foreignKey =
@ForeignKey(name = "fk_jpa_goods_brand_set"))
public Set<Goods8JPA> getGoods8JPASet()
{
    return goods8JPASet;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
/** @return . */
@OneToMany(fetch = FetchType.LAZY, mappedBy = "diskShare")
public Set<DiskAcl> getDiskAcls() {
    return this.diskAcls;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(cascade=CascadeType.ALL, fetch=FetchType.LAZY, mappedBy="product")
public Set<OrderDetail> getOrderDetails() {
    return this.orderDetails;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(cascade=CascadeType.ALL, fetch=FetchType.LAZY, mappedBy="office")
public Set<Employee> getEmployees() {
    return this.employees;
}
 

import javax.persistence.OneToMany; //导入依赖的package包/类
@OneToMany(cascade=CascadeType.ALL, fetch=FetchType.EAGER, mappedBy="company")
public Set<Employee> getEmployees() {
    return this.employees;
}