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HHH-17275: Fix NPE in BooleanJavaType for converter returning NULL for relational value

This commit is contained in:
datazuul 2024-02-23 13:43:38 +01:00 committed by Christian Beikov
parent 62e6732206
commit b139d449c8
3 changed files with 168 additions and 10 deletions
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45
hibernate-core/src/main/java/org/hibernate/dialect/Dialect.java
View File

@ -808,7 +808,8 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
/**
* Render a SQL check condition for a column that represents an enumerated value
* by its {@linkplain jakarta.persistence.EnumType#STRING string representation}.
* by its {@linkplain jakarta.persistence.EnumType#STRING string representation}
* or a given list of values (with NULL value allowed).
*
* @return a SQL expression that will occur in a {@code check} constraint
*/
@ -816,11 +817,20 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
StringBuilder check = new StringBuilder();
check.append( columnName ).append( " in (" );
String separator = "";
boolean nullIsValid = false;
for ( String value : values ) {
if ( value == null ) {
nullIsValid = true;
continue;
}
check.append( separator ).append('\'').append( value ).append('\'');
separator = ",";
}
return check.append( ')' ).toString();
check.append( ')' );
if ( nullIsValid ) {
check.append( " or " ).append( columnName ).append( " is null" );
}
return check.toString();
}
public String getCheckCondition(String columnName, Class<? extends Enum<?>> enumType) {
@ -842,16 +852,43 @@ public abstract class Dialect implements ConversionContext, TypeContributor, Fun
* by its {@linkplain jakarta.persistence.EnumType#ORDINAL ordinal representation}.
*
* @return a SQL expression that will occur in a {@code check} constraint
* @deprecated use {@link #getCheckCondition(String, Long[])} instead
*/
@Deprecated(forRemoval = true)
public String getCheckCondition(String columnName, long[] values) {
Long objValues [] = new Long[ values.length ];
int i = 0;
for( long temp : values){
objValues[ i++ ] = temp;
}
return getCheckCondition(columnName, objValues);
}
/**
* Render a SQL check condition for a column that represents an enumerated value
* by its {@linkplain jakarta.persistence.EnumType#ORDINAL ordinal representation}
* or a given list of values.
*
* @return a SQL expression that will occur in a {@code check} constraint
*/
public String getCheckCondition(String columnName, Long[] values) {
StringBuilder check = new StringBuilder();
check.append( columnName ).append( " in (" );
String separator = "";
for ( long value : values ) {
boolean nullIsValid = false;
for ( Long value : values ) {
if ( value == null ) {
nullIsValid = true;
continue;
}
check.append( separator ).append( value );
separator = ",";
}
return check.append( ')' ).toString();
check.append( ')' );
if ( nullIsValid ) {
check.append( " or " ).append( columnName ).append( " is null" );
}
return check.toString();
}
@Override

14
hibernate-core/src/main/java/org/hibernate/type/descriptor/java/BooleanJavaType.java
View File

@ -191,9 +191,11 @@ public class BooleanJavaType extends AbstractClassJavaType<Boolean> implements
@SuppressWarnings("unchecked")
BasicValueConverter<Boolean, ?> stringConverter =
(BasicValueConverter<Boolean, ?>) converter;
final Object falseValue = stringConverter.toRelationalValue( false );
final Object trueValue = stringConverter.toRelationalValue( true );
String[] values = new String[] {
stringConverter.toRelationalValue(false).toString(),
stringConverter.toRelationalValue(true).toString()
falseValue != null ? falseValue.toString() : null,
trueValue != null ? trueValue.toString() : null
};
return dialect.getCheckCondition( columnName, values );
}
@ -201,9 +203,11 @@ public class BooleanJavaType extends AbstractClassJavaType<Boolean> implements
@SuppressWarnings("unchecked")
BasicValueConverter<Boolean, ? extends Number> numericConverter =
(BasicValueConverter<Boolean, ? extends Number>) converter;
long[] values = new long[] {
numericConverter.toRelationalValue(false).longValue(),
numericConverter.toRelationalValue(true).longValue()
final Number falseValue = numericConverter.toRelationalValue( false );
final Number trueValue = numericConverter.toRelationalValue( true );
Long[] values = new Long[] {
falseValue != null ? Long.valueOf(falseValue.longValue()) : null,
trueValue != null ? Long.valueOf(trueValue.longValue()) : null
};
return dialect.getCheckCondition( columnName, values );
}

119
hibernate-core/src/test/java/org/hibernate/orm/test/mapping/type/java/BooleanJavaTypeDescriptorTest.java
View File

@ -6,8 +6,19 @@
*/
package org.hibernate.orm.test.mapping.type.java;
import jakarta.persistence.AttributeConverter;
import org.checkerframework.checker.nullness.qual.Nullable;
import org.hibernate.dialect.Dialect;
import org.hibernate.testing.orm.junit.JiraKey;
import org.hibernate.type.NumericBooleanConverter;
import org.hibernate.type.TrueFalseConverter;
import org.hibernate.type.descriptor.converter.spi.BasicValueConverter;
import org.hibernate.type.descriptor.java.BooleanJavaType;
import org.hibernate.type.descriptor.java.IntegerJavaType;
import org.hibernate.type.descriptor.java.JavaType;
import org.hibernate.type.descriptor.java.StringJavaType;
import org.hibernate.type.descriptor.jdbc.IntegerJdbcType;
import org.hibernate.type.descriptor.jdbc.VarcharJdbcType;
import org.junit.Test;
import static org.junit.Assert.*;
@ -15,6 +26,43 @@ import static org.junit.Assert.*;
public class BooleanJavaTypeDescriptorTest {
private BooleanJavaType underTest = new BooleanJavaType();
@Test
@JiraKey( "HHH-17275" )
public void testCheckConditionShouldReturnCorrectStatementWhenNullXStringGiven() {
// given
// when
String checkCondition = underTest.getCheckCondition("is_active", VarcharJdbcType.INSTANCE, new BooleanXConverter(), new AnyDialect());
// then
assertEquals("is_active in ('X') or is_active is null", checkCondition);
}
@Test
public void testCheckConditionShouldReturnCorrectStatementWhenTFStringGiven() {
// given
// when
String checkCondition = underTest.getCheckCondition("is_active", VarcharJdbcType.INSTANCE, new TrueFalseConverter(), new AnyDialect());
// then
assertEquals("is_active in ('F','T')", checkCondition);
}
@Test
public void testCheckConditionShouldReturnCorrectStatementWhen1AndNullIntegerGiven() {
// given
// when
String checkCondition = underTest.getCheckCondition("is_active", IntegerJdbcType.INSTANCE, new OneNullBooleanConverter(), new AnyDialect());
// then
assertEquals("is_active in (1) or is_active is null", checkCondition);
}
@Test
public void testCheckConditionShouldReturnCorrectStatementWhen1And0IntegerGiven() {
// given
// when
String checkCondition = underTest.getCheckCondition("is_active", IntegerJdbcType.INSTANCE, new NumericBooleanConverter(), new AnyDialect());
// then
assertEquals("is_active in (0,1)", checkCondition);
}
@Test
public void testWrapShouldReturnTrueWhenYStringGiven() {
// given
@ -59,4 +107,73 @@ public class BooleanJavaTypeDescriptorTest {
// then
assertFalse(result);
}
private static class AnyDialect extends Dialect {
}
private static class BooleanXConverter implements AttributeConverter<Boolean, String>, BasicValueConverter<Boolean, String> {
@Override
public String convertToDatabaseColumn(Boolean value) {
return value != null && value ? "X" : null;
}
@Override
public Boolean convertToEntityAttribute(String value) {
return value != null;
}
@Override
public @Nullable Boolean toDomainValue(@Nullable String relationalForm) {
return convertToEntityAttribute(relationalForm);
}
@Override
public @Nullable String toRelationalValue(@Nullable Boolean domainForm) {
return convertToDatabaseColumn(domainForm);
}
@Override
public JavaType<Boolean> getDomainJavaType() {
return BooleanJavaType.INSTANCE;
}
@Override
public JavaType<String> getRelationalJavaType() {
return StringJavaType.INSTANCE;
}
}
private static class OneNullBooleanConverter implements AttributeConverter<Boolean, Integer>, BasicValueConverter<Boolean, Integer> {
@Override
public Integer convertToDatabaseColumn(Boolean attribute) {
return attribute != null && attribute ? 1 : null;
}
@Override
public Boolean convertToEntityAttribute(Integer dbData) {
return dbData != null && dbData == 1;
}
@Override
public @Nullable Boolean toDomainValue(@Nullable Integer relationalForm) {
return convertToEntityAttribute(relationalForm);
}
@Override
public @Nullable Integer toRelationalValue(@Nullable Boolean domainForm) {
return convertToDatabaseColumn(domainForm);
}
@Override
public JavaType<Boolean> getDomainJavaType() {
return BooleanJavaType.INSTANCE;
}
@Override
public JavaType<Integer> getRelationalJavaType() {
return IntegerJavaType.INSTANCE;
}
}
}