HHH-17275: Fix NPE in BooleanJavaType for converter returning NULL for relational value
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128859c3c8
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@ -807,7 +807,8 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
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/**
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* Render a SQL check condition for a column that represents an enumerated value
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* by its {@linkplain jakarta.persistence.EnumType#STRING string representation}.
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* by its {@linkplain jakarta.persistence.EnumType#STRING string representation}
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* or a given list of values (with NULL value allowed).
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*
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* @return a SQL expression that will occur in a {@code check} constraint
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*/
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@ -815,11 +816,20 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
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StringBuilder check = new StringBuilder();
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check.append( columnName ).append( " in (" );
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String separator = "";
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boolean nullIsValid = false;
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for ( String value : values ) {
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if ( value == null ) {
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nullIsValid = true;
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continue;
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}
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check.append( separator ).append('\'').append( value ).append('\'');
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separator = ",";
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}
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return check.append( ')' ).toString();
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check.append( ')' );
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if ( nullIsValid ) {
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check.append( " or " ).append( columnName ).append( " is null" );
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}
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return check.toString();
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}
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public String getCheckCondition(String columnName, Class<? extends Enum<?>> enumType) {
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@ -841,16 +851,43 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
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* by its {@linkplain jakarta.persistence.EnumType#ORDINAL ordinal representation}.
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*
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* @return a SQL expression that will occur in a {@code check} constraint
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* @deprecated use {@link #getCheckCondition(String, Long[])} instead
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*/
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@Deprecated(forRemoval = true)
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public String getCheckCondition(String columnName, long[] values) {
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Long objValues [] = new Long[ values.length ];
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int i = 0;
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for( long temp : values){
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objValues[ i++ ] = temp;
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}
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return getCheckCondition(columnName, objValues);
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}
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/**
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* Render a SQL check condition for a column that represents an enumerated value
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* by its {@linkplain jakarta.persistence.EnumType#ORDINAL ordinal representation}
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* or a given list of values.
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*
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* @return a SQL expression that will occur in a {@code check} constraint
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*/
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public String getCheckCondition(String columnName, Long[] values) {
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StringBuilder check = new StringBuilder();
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check.append( columnName ).append( " in (" );
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String separator = "";
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for ( long value : values ) {
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boolean nullIsValid = false;
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for ( Long value : values ) {
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if ( value == null ) {
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nullIsValid = true;
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continue;
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}
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check.append( separator ).append( value );
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separator = ",";
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}
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return check.append( ')' ).toString();
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check.append( ')' );
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if ( nullIsValid ) {
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check.append( " or " ).append( columnName ).append( " is null" );
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}
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return check.toString();
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}
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@Override
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@ -191,9 +191,11 @@ public class BooleanJavaType extends AbstractClassJavaType<Boolean> implements
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@SuppressWarnings("unchecked")
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BasicValueConverter<Boolean, ?> stringConverter =
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(BasicValueConverter<Boolean, ?>) converter;
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final Object falseValue = stringConverter.toRelationalValue( false );
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final Object trueValue = stringConverter.toRelationalValue( true );
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String[] values = new String[] {
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stringConverter.toRelationalValue(false).toString(),
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stringConverter.toRelationalValue(true).toString()
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falseValue != null ? falseValue.toString() : null,
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trueValue != null ? trueValue.toString() : null
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};
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return dialect.getCheckCondition( columnName, values );
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}
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@ -201,9 +203,11 @@ public class BooleanJavaType extends AbstractClassJavaType<Boolean> implements
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@SuppressWarnings("unchecked")
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BasicValueConverter<Boolean, ? extends Number> numericConverter =
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(BasicValueConverter<Boolean, ? extends Number>) converter;
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long[] values = new long[] {
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numericConverter.toRelationalValue(false).longValue(),
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numericConverter.toRelationalValue(true).longValue()
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final Number falseValue = numericConverter.toRelationalValue( false );
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final Number trueValue = numericConverter.toRelationalValue( true );
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Long[] values = new Long[] {
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falseValue != null ? Long.valueOf(falseValue.longValue()) : null,
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trueValue != null ? Long.valueOf(trueValue.longValue()) : null
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};
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return dialect.getCheckCondition( columnName, values );
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}
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@ -6,8 +6,19 @@
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*/
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package org.hibernate.orm.test.mapping.type.java;
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import jakarta.persistence.AttributeConverter;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import org.hibernate.dialect.Dialect;
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import org.hibernate.testing.orm.junit.JiraKey;
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import org.hibernate.type.NumericBooleanConverter;
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import org.hibernate.type.TrueFalseConverter;
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import org.hibernate.type.descriptor.converter.spi.BasicValueConverter;
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import org.hibernate.type.descriptor.java.BooleanJavaType;
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import org.hibernate.type.descriptor.java.IntegerJavaType;
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import org.hibernate.type.descriptor.java.JavaType;
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import org.hibernate.type.descriptor.java.StringJavaType;
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import org.hibernate.type.descriptor.jdbc.IntegerJdbcType;
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import org.hibernate.type.descriptor.jdbc.VarcharJdbcType;
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import org.junit.Test;
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import static org.junit.Assert.*;
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@ -15,6 +26,43 @@ import static org.junit.Assert.*;
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public class BooleanJavaTypeDescriptorTest {
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private BooleanJavaType underTest = new BooleanJavaType();
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@Test
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@JiraKey( "HHH-17275" )
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public void testCheckConditionShouldReturnCorrectStatementWhenNullXStringGiven() {
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// given
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// when
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String checkCondition = underTest.getCheckCondition("is_active", VarcharJdbcType.INSTANCE, new BooleanXConverter(), new AnyDialect());
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// then
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assertEquals("is_active in ('X') or is_active is null", checkCondition);
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}
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@Test
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public void testCheckConditionShouldReturnCorrectStatementWhenTFStringGiven() {
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// given
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// when
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String checkCondition = underTest.getCheckCondition("is_active", VarcharJdbcType.INSTANCE, new TrueFalseConverter(), new AnyDialect());
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// then
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assertEquals("is_active in ('F','T')", checkCondition);
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}
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@Test
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public void testCheckConditionShouldReturnCorrectStatementWhen1AndNullIntegerGiven() {
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// given
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// when
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String checkCondition = underTest.getCheckCondition("is_active", IntegerJdbcType.INSTANCE, new OneNullBooleanConverter(), new AnyDialect());
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// then
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assertEquals("is_active in (1) or is_active is null", checkCondition);
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}
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@Test
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public void testCheckConditionShouldReturnCorrectStatementWhen1And0IntegerGiven() {
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// given
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// when
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String checkCondition = underTest.getCheckCondition("is_active", IntegerJdbcType.INSTANCE, new NumericBooleanConverter(), new AnyDialect());
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// then
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assertEquals("is_active in (0,1)", checkCondition);
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}
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@Test
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public void testWrapShouldReturnTrueWhenYStringGiven() {
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// given
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@ -59,4 +107,73 @@ public class BooleanJavaTypeDescriptorTest {
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// then
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assertFalse(result);
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}
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private static class AnyDialect extends Dialect {
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}
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private static class BooleanXConverter implements AttributeConverter<Boolean, String>, BasicValueConverter<Boolean, String> {
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@Override
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public String convertToDatabaseColumn(Boolean value) {
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return value != null && value ? "X" : null;
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}
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@Override
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public Boolean convertToEntityAttribute(String value) {
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return value != null;
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}
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@Override
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public @Nullable Boolean toDomainValue(@Nullable String relationalForm) {
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return convertToEntityAttribute(relationalForm);
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}
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@Override
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public @Nullable String toRelationalValue(@Nullable Boolean domainForm) {
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return convertToDatabaseColumn(domainForm);
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}
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@Override
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public JavaType<Boolean> getDomainJavaType() {
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return BooleanJavaType.INSTANCE;
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}
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@Override
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public JavaType<String> getRelationalJavaType() {
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return StringJavaType.INSTANCE;
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}
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}
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private static class OneNullBooleanConverter implements AttributeConverter<Boolean, Integer>, BasicValueConverter<Boolean, Integer> {
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@Override
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public Integer convertToDatabaseColumn(Boolean attribute) {
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return attribute != null && attribute ? 1 : null;
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}
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@Override
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public Boolean convertToEntityAttribute(Integer dbData) {
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return dbData != null && dbData == 1;
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}
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@Override
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public @Nullable Boolean toDomainValue(@Nullable Integer relationalForm) {
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return convertToEntityAttribute(relationalForm);
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}
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@Override
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public @Nullable Integer toRelationalValue(@Nullable Boolean domainForm) {
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return convertToDatabaseColumn(domainForm);
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}
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@Override
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public JavaType<Boolean> getDomainJavaType() {
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return BooleanJavaType.INSTANCE;
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}
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@Override
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public JavaType<Integer> getRelationalJavaType() {
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return IntegerJavaType.INSTANCE;
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}
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}
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}
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