//$Id: DoubleStringType.java 4599 2004-09-26 05:18:27Z oneovthafew $
package org.hibernate.test.legacy;
import java.io.Serializable;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import org.hibernate.HibernateException;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.type.StringType;
import org.hibernate.type.Type;
import org.hibernate.usertype.CompositeUserType;
public class DoubleStringType implements CompositeUserType {
private static final int[] TYPES = { Types.VARCHAR, Types.VARCHAR };
public int[] sqlTypes() {
return TYPES;
}
public Class returnedClass() {
return String[].class;
}
public boolean equals(Object x, Object y) {
if (x==y) return true;
if (x==null || y==null) return false;
return ( (String[]) x )[0].equals( ( (String[]) y )[0] ) && ( (String[]) x )[1].equals( ( (String[]) y )[1] );
}
public int hashCode(Object x) throws HibernateException {
String[] a = (String[]) x;
return a[0].hashCode() + 31 * a[1].hashCode();
}
public Object deepCopy(Object x) {
if (x==null) return null;
String[] result = new String[2];
String[] input = (String[]) x;
result[0] = input[0];
result[1] = input[1];
return result;
}
public boolean isMutable() { return true; }
public Object nullSafeGet(ResultSet rs, String[] names, SessionImplementor session, Object owner)
throws HibernateException, SQLException {
String first = StringType.INSTANCE.nullSafeGet( rs, names[0], session );
String second = StringType.INSTANCE.nullSafeGet( rs, names[1], session );
return ( first==null && second==null ) ? null : new String[] { first, second };
}
public void nullSafeSet(PreparedStatement st, Object value, int index, SessionImplementor session)
throws HibernateException, SQLException {
String[] strings = (value==null) ? new String[2] : (String[]) value;
StringType.INSTANCE.nullSafeSet( st, strings[0], index, session );
StringType.INSTANCE.nullSafeSet( st, strings[1], index+1, session );
}
public String[] getPropertyNames() {
return new String[] { "s1", "s2" };
}
public Type[] getPropertyTypes() {
return new Type[] { StringType.INSTANCE, StringType.INSTANCE };
}
public Object getPropertyValue(Object component, int property) {
return ( (String[]) component )[property];
}
public void setPropertyValue(
Object component,
int property,
Object value) {
( (String[]) component )[property] = (String) value;
}
public Object assemble(
Serializable cached,
SessionImplementor session,
Object owner) {
return deepCopy(cached);
}
public Serializable disassemble(Object value, SessionImplementor session) {
return (Serializable) deepCopy(value);
}
public Object replace(Object original, Object target, SessionImplementor session, Object owner)
throws HibernateException {
return original;
}
}