NamedParameterJdbcTemplate only treats Iterables like Collections

Closes gh-22981
This commit is contained in:
Juergen Hoeller 2019-06-12 13:29:07 +02:00
parent bee4fb0615
commit 98a49b46b7
3 changed files with 7 additions and 19 deletions

View File

@ -31,7 +31,6 @@ import java.util.Set;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
/**
* Helper class that efficiently creates multiple {@link PreparedStatementCreator}
@ -268,19 +267,13 @@ public class PreparedStatementCreatorFactory {
}
declaredParameter = declaredParameters.get(i);
}
if (in != null && in.getClass().isArray()) {
in = Arrays.asList(ObjectUtils.toObjectArray(in));
}
if (in instanceof Iterable && declaredParameter.getSqlType() != Types.ARRAY) {
Iterable<?> entries = (Iterable<?>) in;
for (Object entry : entries) {
if (entry != null && entry.getClass().isArray()) {
entry = Arrays.asList(ObjectUtils.toObjectArray(entry));
}
if (entry instanceof Iterable) {
Iterable<?> values = (Iterable<?>) entry;
for (Object value : values) {
StatementCreatorUtils.setParameterValue(ps, sqlColIndx++, declaredParameter, value);
if (entry instanceof Object[]) {
Object[] valueArray = (Object[]) entry;
for (Object argValue : valueArray) {
StatementCreatorUtils.setParameterValue(ps, sqlColIndx++, declaredParameter, argValue);
}
}
else {

View File

@ -17,7 +17,6 @@
package org.springframework.jdbc.core.namedparam;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
@ -29,7 +28,6 @@ import org.springframework.jdbc.core.SqlParameter;
import org.springframework.jdbc.core.SqlParameterValue;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
/**
* Helper methods for named parameter parsing.
@ -285,9 +283,6 @@ public abstract class NamedParameterUtils {
if (value instanceof SqlParameterValue) {
value = ((SqlParameterValue) value).getValue();
}
if (value != null && value.getClass().isArray()) {
value = Arrays.asList(ObjectUtils.toObjectArray(value));
}
if (value instanceof Iterable) {
Iterator<?> entryIter = ((Iterable<?>) value).iterator();
int k = 0;

View File

@ -477,7 +477,7 @@ public class NamedParameterJdbcTemplateTests {
@SuppressWarnings("unchecked")
Map<String, Object>[] parameters = new Map[3];
parameters[0] = Collections.singletonMap("ids", Arrays.asList(1, 2));
parameters[1] = Collections.singletonMap("ids", new Integer[] {3, 4});
parameters[1] = Collections.singletonMap("ids", Arrays.asList("3", "4"));
parameters[2] = Collections.singletonMap("ids", (Iterable<Integer>) () -> Arrays.asList(5, 6).iterator());
final int[] rowsAffected = new int[] {1, 2, 3};
@ -500,8 +500,8 @@ public class NamedParameterJdbcTemplateTests {
inOrder.verify(preparedStatement).setObject(2, 2);
inOrder.verify(preparedStatement).addBatch();
inOrder.verify(preparedStatement).setObject(1, 3);
inOrder.verify(preparedStatement).setObject(2, 4);
inOrder.verify(preparedStatement).setString(1, "3");
inOrder.verify(preparedStatement).setString(2, "4");
inOrder.verify(preparedStatement).addBatch();
inOrder.verify(preparedStatement).setObject(1, 5);