Example usage for org.hibernate.type Type getHashCode

Introduction

In this page you can find the example usage for org.hibernate.type Type getHashCode.

Prototype

int getHashCode(Object x, SessionFactoryImplementor factory) throws HibernateException;

Source Link

Document

Get a hash code, consistent with persistence "equality".

Usage

From source file:com.hazelcast.hibernate.region.NaturalIdCacheKey.java

License:Open Source License

@SuppressWarnings("checkstyle:magicnumber")
public NaturalIdCacheKey(final Object[] naturalIdValues, Type[] propertyTypes, int[] naturalIdPropertyIndexes,
        final String entityName, final SharedSessionContractImplementor session) {

    this.naturalIdValues = new Serializable[naturalIdValues.length];
    this.entityName = entityName;
    this.tenantId = session.getTenantIdentifier();

    SessionFactoryImplementor factory = session.getFactory();

    int result = 1;
    result = 31 * result + (entityName != null ? entityName.hashCode() : 0);
    result = 31 * result + (tenantId != null ? tenantId.hashCode() : 0);

    for (int i = 0; i < naturalIdValues.length; i++) {
        final int naturalIdPropertyIndex = naturalIdPropertyIndexes[i];
        final Type type = propertyTypes[naturalIdPropertyIndex];
        final Object value = naturalIdValues[i];

        result = 31 * result + (value != null ? type.getHashCode(value, factory) : 0);

        if (type instanceof EntityType
                && type.getSemiResolvedType(factory).getReturnedClass().isInstance(value)) {
            this.naturalIdValues[i] = (Serializable) value;
        } else {//from   w  w  w  . jav  a  2  s  . co  m
            this.naturalIdValues[i] = type.disassemble(value, session, null);
        }
    }
    this.hashCode = result;
}

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