/
ArraySqlTypeDescriptor.java
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/
ArraySqlTypeDescriptor.java
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package com.vladmihalcea.hibernate.type.array.internal;
import org.hibernate.type.descriptor.ValueBinder;
import org.hibernate.type.descriptor.ValueExtractor;
import org.hibernate.type.descriptor.WrapperOptions;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;
import org.hibernate.type.descriptor.sql.BasicBinder;
import org.hibernate.type.descriptor.sql.BasicExtractor;
import org.hibernate.type.descriptor.sql.SqlTypeDescriptor;
import java.sql.*;
/**
* @author Vlad Mihalcea
*/
public class ArraySqlTypeDescriptor implements SqlTypeDescriptor {
public static final ArraySqlTypeDescriptor INSTANCE = new ArraySqlTypeDescriptor();
@Override
public int getSqlType() {
return Types.ARRAY;
}
@Override
public boolean canBeRemapped() {
return true;
}
@Override
public <X> ValueBinder<X> getBinder(final JavaTypeDescriptor<X> javaTypeDescriptor) {
return new BasicBinder<X>(javaTypeDescriptor, this) {
@Override
protected void doBind(PreparedStatement st, X value, int index, WrapperOptions options) throws SQLException {
AbstractArrayTypeDescriptor<Object> abstractArrayTypeDescriptor = (AbstractArrayTypeDescriptor<Object>) javaTypeDescriptor;
st.setArray(index, st.getConnection().createArrayOf(
abstractArrayTypeDescriptor.getSqlArrayType(),
abstractArrayTypeDescriptor.unwrap(value, Object[].class, options)
));
}
@Override
protected void doBind(CallableStatement st, X value, String name, WrapperOptions options)
throws SQLException {
throw new UnsupportedOperationException("Binding by name is not supported!");
}
};
}
@Override
public <X> ValueExtractor<X> getExtractor(final JavaTypeDescriptor<X> javaTypeDescriptor) {
return new BasicExtractor<X>(javaTypeDescriptor, this) {
@Override
protected X doExtract(ResultSet rs, int paramIndex, WrapperOptions options) throws SQLException {
return javaTypeDescriptor.wrap(rs.getArray(name), options);
}
@Override
protected X doExtract(CallableStatement statement, int index, WrapperOptions options) throws SQLException {
return javaTypeDescriptor.wrap(statement.getArray(index), options);
}
@Override
protected X doExtract(CallableStatement statement, String name, WrapperOptions options) throws SQLException {
return javaTypeDescriptor.wrap(statement.getArray(name), options);
}
};
}
}