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org.hibernate.type.CompositeCustomType Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or .
*/
package org.hibernate.type;
import java.io.Serializable;
import java.lang.reflect.Method;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Map;
import org.hibernate.EntityMode;
import org.hibernate.FetchMode;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.PropertyNotFoundException;
import org.hibernate.engine.jdbc.Size;
import org.hibernate.engine.spi.CascadeStyle;
import org.hibernate.engine.spi.CascadeStyles;
import org.hibernate.engine.spi.Mapping;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.internal.util.collections.ArrayHelper;
import org.hibernate.usertype.CompositeUserType;
import org.hibernate.usertype.LoggableUserType;
/**
* Adapts {@link CompositeUserType} to the {@link Type} interface
*
* @author Gavin King
* @author Steve Ebersole
*/
public class CompositeCustomType extends AbstractType implements CompositeType, BasicType {
private final CompositeUserType userType;
private final String[] registrationKeys;
private final String name;
private final boolean customLogging;
public CompositeCustomType(CompositeUserType userType) {
this( userType, ArrayHelper.EMPTY_STRING_ARRAY );
}
public CompositeCustomType(CompositeUserType userType, String[] registrationKeys) {
this.userType = userType;
this.name = userType.getClass().getName();
this.customLogging = LoggableUserType.class.isInstance( userType );
this.registrationKeys = registrationKeys;
}
@Override
public String getName() {
return name;
}
@Override
public Class getReturnedClass() {
return userType.returnedClass();
}
@Override
public boolean isMutable() {
return userType.isMutable();
}
@Override
public String[] getRegistrationKeys() {
return registrationKeys;
}
public CompositeUserType getUserType() {
return userType;
}
@Override
public boolean isMethodOf(Method method) {
return false;
}
@Override
public Type[] getSubtypes() {
return userType.getPropertyTypes();
}
public String[] getPropertyNames() {
return userType.getPropertyNames();
}
@Override
public int getPropertyIndex(String name) {
String[] names = getPropertyNames();
for ( int i = 0, max = names.length; i < max; i++ ) {
if ( names[i].equals( name ) ) {
return i;
}
}
throw new PropertyNotFoundException(
"Unable to locate property named " + name + " on " + getReturnedClass().getName()
);
}
@Override
public Object[] getPropertyValues(Object component, SharedSessionContractImplementor session) throws HibernateException {
return getPropertyValues( component, EntityMode.POJO );
}
@Override
public Object[] getPropertyValues(Object component, EntityMode entityMode) throws HibernateException {
int len = getSubtypes().length;
Object[] result = new Object[len];
for ( int i = 0; i < len; i++ ) {
result[i] = getPropertyValue( component, i );
}
return result;
}
@Override
public void setPropertyValues(Object component, Object[] values, EntityMode entityMode) throws HibernateException {
for ( int i = 0; i < values.length; i++ ) {
userType.setPropertyValue( component, i, values[i] );
}
}
@Override
public Object getPropertyValue(Object component, int i, SharedSessionContractImplementor session) throws HibernateException {
return getPropertyValue( component, i );
}
public Object getPropertyValue(Object component, int i) throws HibernateException {
return userType.getPropertyValue( component, i );
}
@Override
public CascadeStyle getCascadeStyle(int i) {
return CascadeStyles.NONE;
}
@Override
public FetchMode getFetchMode(int i) {
return FetchMode.DEFAULT;
}
@Override
public boolean isComponentType() {
return true;
}
@Override
public Object deepCopy(Object value, SessionFactoryImplementor factory)
throws HibernateException {
return userType.deepCopy( value );
}
@Override
public Object assemble(
Serializable cached,
SharedSessionContractImplementor session,
Object owner) throws HibernateException {
return userType.assemble( cached, session, owner );
}
@Override
public Serializable disassemble(Object value, SharedSessionContractImplementor session, Object owner) throws HibernateException {
return userType.disassemble( value, session );
}
@Override
public Object replace(
Object original,
Object target,
SharedSessionContractImplementor session,
Object owner,
Map copyCache)
throws HibernateException {
return userType.replace( original, target, session, owner );
}
@Override
public boolean isEqual(Object x, Object y)
throws HibernateException {
return userType.equals( x, y );
}
@Override
public int getHashCode(Object x) {
return userType.hashCode( x );
}
@Override
public int getColumnSpan(Mapping mapping) throws MappingException {
Type[] types = userType.getPropertyTypes();
int n = 0;
for ( Type type : types ) {
n += type.getColumnSpan( mapping );
}
return n;
}
@Override
public Object nullSafeGet(
ResultSet rs,
String columnName,
SharedSessionContractImplementor session,
Object owner) throws HibernateException, SQLException {
return userType.nullSafeGet( rs, new String[] {columnName}, session, owner );
}
@Override
public Object nullSafeGet(
ResultSet rs,
String[] names,
SharedSessionContractImplementor session,
Object owner) throws HibernateException, SQLException {
return userType.nullSafeGet( rs, names, session, owner );
}
@Override
public void nullSafeSet(
PreparedStatement st,
Object value,
int index,
SharedSessionContractImplementor session) throws HibernateException, SQLException {
userType.nullSafeSet( st, value, index, session );
}
@Override
public void nullSafeSet(
PreparedStatement st,
Object value,
int index,
boolean[] settable,
SharedSessionContractImplementor session) throws HibernateException, SQLException {
userType.nullSafeSet( st, value, index, session );
}
@Override
public int[] sqlTypes(Mapping mapping) throws MappingException {
int[] result = new int[getColumnSpan( mapping )];
int n = 0;
for ( Type type : userType.getPropertyTypes() ) {
for ( int sqlType : type.sqlTypes( mapping ) ) {
result[n++] = sqlType;
}
}
return result;
}
@Override
public Size[] dictatedSizes(Mapping mapping) throws MappingException {
//Not called at runtime so doesn't matter if its slow :)
final Size[] sizes = new Size[getColumnSpan( mapping )];
int soFar = 0;
for ( Type propertyType : userType.getPropertyTypes() ) {
final Size[] propertySizes = propertyType.dictatedSizes( mapping );
System.arraycopy( propertySizes, 0, sizes, soFar, propertySizes.length );
soFar += propertySizes.length;
}
return sizes;
}
@Override
public Size[] defaultSizes(Mapping mapping) throws MappingException {
//Not called at runtime so doesn't matter if its slow :)
final Size[] sizes = new Size[getColumnSpan( mapping )];
int soFar = 0;
for ( Type propertyType : userType.getPropertyTypes() ) {
final Size[] propertySizes = propertyType.defaultSizes( mapping );
System.arraycopy( propertySizes, 0, sizes, soFar, propertySizes.length );
soFar += propertySizes.length;
}
return sizes;
}
@Override
public String toLoggableString(Object value, SessionFactoryImplementor factory) throws HibernateException {
if ( value == null ) {
return "null";
}
else if ( customLogging ) {
return ( (LoggableUserType) userType ).toLoggableString( value, factory );
}
else {
return value.toString();
}
}
@Override
public boolean[] getPropertyNullability() {
return null;
}
@Override
public boolean[] toColumnNullness(Object value, Mapping mapping) {
boolean[] result = new boolean[getColumnSpan( mapping )];
if ( value == null ) {
return result;
}
Object[] values = getPropertyValues( value, EntityMode.POJO ); //TODO!!!!!!!
int loc = 0;
Type[] propertyTypes = getSubtypes();
for ( int i = 0; i < propertyTypes.length; i++ ) {
boolean[] propertyNullness = propertyTypes[i].toColumnNullness( values[i], mapping );
System.arraycopy( propertyNullness, 0, result, loc, propertyNullness.length );
loc += propertyNullness.length;
}
return result;
}
@Override
public boolean isDirty(Object old, Object current, boolean[] checkable, SharedSessionContractImplementor session)
throws HibernateException {
return isDirty( old, current, session );
}
@Override
public boolean isEmbedded() {
return false;
}
@Override
public boolean hasNotNullProperty() {
// We just don't know. So assume nullable
return false;
}
}
