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#737069 : added basic implementation of validation

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This commit is contained in:
Timo Westkämper 2011-03-22 20:49:21 +00:00
parent 938afe80ee
commit f4e8623126
24 changed files with 266 additions and 82 deletions
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3
querydsl-collections/src/test/java/com/mysema/query/collections/ColQueryTest.java
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@ -10,6 +10,7 @@ import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.Collections;
import java.util.Date;
import org.junit.Test;
@ -66,7 +67,7 @@ public class ColQueryTest extends AbstractQueryTest {
@Test
public void Clone(){
ColQueryImpl query = query().where(cat.isNotNull()).clone();
ColQueryImpl query = query().from(cat, Collections.<Cat>emptyList()).where(cat.isNotNull()).clone();
assertEquals("cat is not null", query.getMetadata().getWhere().toString());
}

39
querydsl-core/src/main/java/com/mysema/query/DefaultQueryMetadata.java
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@ -22,6 +22,7 @@ import com.mysema.query.types.OrderSpecifier;
import com.mysema.query.types.ParamExpression;
import com.mysema.query.types.Path;
import com.mysema.query.types.Predicate;
import com.mysema.query.types.ValidatingVisitor;
/**
* DefaultQueryMetadata is the default implementation of the {@link QueryMetadata} interface
@ -57,9 +58,22 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
private BooleanBuilder where = new BooleanBuilder();
private Set<QueryFlag> flags = new LinkedHashSet<QueryFlag>();
private final ValidatingVisitor validatingVisitor = new ValidatingVisitor(exprInJoins);
private final boolean validate;
public DefaultQueryMetadata(boolean validate) {
this.validate = validate;
}
public DefaultQueryMetadata() {
this(true);
}
@Override
public void addGroupBy(Expression<?>... o) {
validate(o);
groupBy.addAll(Arrays.<Expression<?>> asList(o));
}
@ -67,6 +81,7 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
public void addHaving(Predicate... o) {
for (Predicate e : o){
if (!BooleanBuilder.class.isInstance(e) || ((BooleanBuilder)e).hasValue()){
validate(e);
having.and(e);
}
}
@ -74,13 +89,7 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
@Override
public void addJoin(JoinType joinType, Expression<?> expr) {
if (!exprInJoins.contains(expr)) {
if (expr instanceof Path<?> && joinType == JoinType.DEFAULT){
ensureRoot((Path<?>) expr);
}
joins.add(new JoinExpression(joinType, expr));
exprInJoins.add(expr);
}
addJoin(new JoinExpression(joinType, expr));
}
@Override
@ -90,25 +99,31 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
if (expr instanceof Path<?> && join.getType() == JoinType.DEFAULT){
ensureRoot((Path<?>) expr);
}
joins.add(join);
exprInJoins.add(expr);
validate(expr);
joins.add(join);
}
}
@Override
public void addJoinCondition(Predicate o) {
if (!joins.isEmpty()) {
validate(o);
joins.get(joins.size() - 1).addCondition(o);
}
}
@Override
public void addOrderBy(OrderSpecifier<?>... o) {
for (OrderSpecifier<?> os : o){
validate(os.getTarget());
}
orderBy.addAll(Arrays.asList(o));
}
@Override
public void addProjection(Expression<?>... o) {
validate(o);
projection.addAll(Arrays.asList(o));
}
@ -116,6 +131,7 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
public void addWhere(Predicate... o) {
for (Predicate e : o){
if (!BooleanBuilder.class.isInstance(e) || ((BooleanBuilder)e).hasValue()){
validate(e);
where.and(e);
}
}
@ -270,4 +286,11 @@ public class DefaultQueryMetadata implements QueryMetadata, Cloneable {
return flags.contains(flag);
}
private void validate(Expression<?>... expr){
if (validate){
for (Expression<?> e : expr){
e.accept(validatingVisitor, null);
}
}
}
}

105
querydsl-core/src/main/java/com/mysema/query/types/ValidatingVisitor.java Normal file
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@ -0,0 +1,105 @@
package com.mysema.query.types;
import java.io.Serializable;
import java.util.Collection;
import java.util.HashSet;
import com.mysema.query.JoinExpression;
import com.mysema.query.QueryMetadata;
public class ValidatingVisitor implements Visitor<Void, Void>, Serializable{
private static final long serialVersionUID = 691350069621050872L;
private Collection<Expression<?>> known;
public ValidatingVisitor(Collection<Expression<?>> known) {
this.known = known;
}
@Override
public Void visit(Constant<?> expr, Void context) {
return null;
}
@Override
public Void visit(FactoryExpression<?> expr, Void context) {
visit(expr.getArgs());
return null;
}
@Override
public Void visit(Operation<?> expr, Void context) {
if (expr.getOperator() == Ops.ALIAS){
known.add(expr.getArg(1));
}
visit(expr.getArgs());
return null;
}
@Override
public Void visit(ParamExpression<?> expr, Void context) {
return null;
}
@Override
public Void visit(Path<?> expr, Void context) {
if (!known.contains(expr.getRoot())){
throw new IllegalArgumentException("Undeclared path " + expr.getRoot());
}
if (expr.getMetadata().getParent() != null){
expr.getMetadata().getParent().accept(this, null);
}
return null;
}
@Override
public Void visit(SubQueryExpression<?> expr, Void context) {
Collection<Expression<?>> k = known;
known = new HashSet<Expression<?>>(known);
QueryMetadata md = expr.getMetadata();
visit(md.getGroupBy());
visitJoins(md.getJoins());
visitOrder(md.getOrderBy());
visit(md.getProjection());
if (md.getHaving() != null){
md.getHaving().accept(this, null);
}
if (md.getWhere() != null){
md.getWhere().accept(this, null);
}
known = k;
return null;
}
@Override
public Void visit(TemplateExpression<?> expr, Void context) {
visit(expr.getArgs());
return null;
}
private void visitJoins(Iterable<JoinExpression> joins) {
for (JoinExpression j : joins){
known.add(j.getTarget());
j.getTarget().accept(this, null);
if (j.getCondition() != null){
j.getCondition().accept(this, null);
}
}
}
private void visitOrder(Iterable<OrderSpecifier<?>> order) {
for (OrderSpecifier<?> o : order){
o.getTarget().accept(this, null);
}
}
private void visit(Iterable<? extends Expression<?>> exprs){
for (Expression<?> e : exprs){
e.accept(this, null);
}
}
}

4
querydsl-core/src/main/java/com/mysema/query/types/template/NumberTemplate.java
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@ -36,6 +36,10 @@ public class NumberTemplate<T extends Number & Comparable<?>> extends NumberExpr
}
public static NumberExpression<Integer> one = create(Integer.class, "1");
public static NumberExpression<Integer> two = create(Integer.class, "2");
public static NumberExpression<Integer> three = create(Integer.class, "3");
public static NumberExpression<Integer> zero = create(Integer.class, "0");

11
querydsl-core/src/test/java/com/mysema/query/DefaultQueryMetadataTest.java
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@ -24,14 +24,21 @@ public class DefaultQueryMetadataTest {
private StringPath str = new StringPath("str");
@Test(expected=IllegalArgumentException.class)
public void Validation(){
metadata.addGroupBy(str);
}
@Test
public void GetGroupBy() {
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addGroupBy(str);
assertEquals(Arrays.asList(str), metadata.getGroupBy());
}
@Test
public void GetHaving() {
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addHaving(str.isNotNull());
assertEquals(str.isNotNull(), metadata.getHaving());
}
@ -78,6 +85,7 @@ public class DefaultQueryMetadataTest {
@SuppressWarnings("unchecked")
@Test
public void GetOrderBy() {
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addOrderBy(str.asc());
metadata.addOrderBy(str.desc());
assertEquals(Arrays.asList(str.asc(),str.desc()), metadata.getOrderBy());
@ -85,12 +93,14 @@ public class DefaultQueryMetadataTest {
@Test
public void GetProjection() {
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addProjection(str, str.append("abc"));
assertEquals(Arrays.asList(str, str.append("abc")), metadata.getProjection());
}
@Test
public void GetWhere() {
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addWhere(str.eq("b"), str.isNotEmpty());
assertEquals(str.eq("b").and(str.isNotEmpty()), metadata.getWhere());
}
@ -111,6 +121,7 @@ public class DefaultQueryMetadataTest {
@Test
public void Clone(){
metadata.addJoin(JoinType.DEFAULT, str);
metadata.addGroupBy(str);
metadata.addHaving(str.isNotNull());
metadata.addJoin(JoinType.DEFAULT, str);

6
querydsl-core/src/test/java/com/mysema/query/QueryMetadaSerializationTest.java
View File

@ -35,10 +35,10 @@ public class QueryMetadaSerializationTest {
@Test
public void Serialization() throws IOException, ClassNotFoundException{
StringPath expr = new StringPath("str");
metadata.addJoin(JoinType.DEFAULT, expr);
metadata.addFlag(new QueryFlag(Position.AFTER_FILTERS, ""));
metadata.addGroupBy(expr);
metadata.addHaving(expr.isEmpty());
metadata.addJoin(JoinType.DEFAULT, expr);
metadata.addHaving(expr.isEmpty());
metadata.getJoins().get(0).addFlag(new JoinFlag(""));
metadata.addJoinCondition(expr.isEmpty());
metadata.addOrderBy(expr.asc());
@ -72,7 +72,7 @@ public class QueryMetadaSerializationTest {
@Test
public void FullySerizable(){
Set<Class<?>> checked = new HashSet<Class<?>>();
checked.addAll(Arrays.<Class<?>>asList(List.class, Set.class, Map.class, Object.class, String.class, Class.class));
checked.addAll(Arrays.<Class<?>>asList(Collection.class, List.class, Set.class, Map.class, Object.class, String.class, Class.class));
Stack<Class<?>> classes = new Stack<Class<?>>();
classes.addAll(Arrays.<Class<?>>asList(NumberPath.class, NumberOperation.class, NumberTemplate.class, BeanPath.class, DefaultQueryMetadata.class));
while (!classes.isEmpty()){

1
querydsl-hibernate-search/src/main/java/com/mysema/query/search/SearchQuery.java
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@ -50,6 +50,7 @@ public class SearchQuery<T> implements SimpleQuery<SearchQuery<T>>, SimpleProjec
this.session = Assert.notNull(session,"session");
this.path = Assert.notNull(path,"path");
this.serializer = SearchSerializer.DEFAULT;
queryMixin.from(path);
}
public SearchQuery(Session session, EntityPath<T> path) {

2
querydsl-jdo/src/main/java/com/mysema/query/jdo/AbstractJDOQLSubQuery.java
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@ -17,7 +17,7 @@ import com.mysema.query.types.Expression;
public class AbstractJDOQLSubQuery<Q extends AbstractJDOQLSubQuery<Q>> extends DetachableQuery<Q>{
public AbstractJDOQLSubQuery() {
this(new DefaultQueryMetadata());
this(new DefaultQueryMetadata(false));
}
@SuppressWarnings("unchecked")

2
querydsl-jpa/src/main/java/com/mysema/query/jpa/AbstractJPQLSubQuery.java
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@ -26,7 +26,7 @@ public class AbstractJPQLSubQuery<Q extends AbstractJPQLSubQuery<Q>> extends Det
private final JPQLQueryMixin<Q> queryMixin;
public AbstractJPQLSubQuery() {
this(new DefaultQueryMetadata());
this(new DefaultQueryMetadata(false));
}
@SuppressWarnings("unchecked")

74
querydsl-jpa/src/test/java/com/mysema/query/jpa/ParsingTest.java
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@ -54,29 +54,33 @@ public class ParsingTest extends AbstractQueryTest{
@Test
public void ComplexConstructor() throws Exception {
query().select(new QFooDTO(bar.count())).from(bar).parse();
query().from(bar).select(new QFooDTO(bar.count())).parse();
}
@Test
public void DocoExamples910() throws Exception {
query().select(cat.color, sum(cat.weight), cat.count()).from(cat)
.groupBy(cat.color).parse();
query().from(cat)
.groupBy(cat.color)
.select(cat.color, sum(cat.weight), cat.count()).parse();
}
@Test
public void DocoExamples910_2() throws Exception {
query().select(cat.color, sum(cat.weight), cat.count()).from(cat)
.groupBy(cat.color).having(
cat.color.in(Color.TABBY, Color.BLACK)).parse();
query().from(cat)
.groupBy(cat.color)
.having(cat.color.in(Color.TABBY, Color.BLACK))
.select(cat.color, sum(cat.weight), cat.count()).parse();
}
@Test
@Ignore
public void DocoExamples910_3() throws Exception {
query().select(cat).from(cat).join(cat.kittens, kitten).groupBy(cat)
.having(kitten.weight.avg().gt(100.0)).orderBy(
kitten.count().asc(), sum(kitten.weight).desc())
.parse();
query().from(cat).join(cat.kittens, kitten)
.groupBy(cat)
.having(kitten.weight.avg().gt(100.0))
.orderBy(kitten.count().asc(), sum(kitten.weight).desc())
.select(cat)
.parse();
}
@Test
@ -104,7 +108,7 @@ public class ParsingTest extends AbstractQueryTest{
@Test
public void DocoExamples912() throws Exception {
query().select(ord.id, sum(price.amount), item.count()).from(ord)
query().from(ord, cust)
.join(ord.lineItems, item).join(item.product, product)
.from(catalog).join(catalog.prices, price).where(
ord.paid.not().and(ord.customer.eq(cust)).and(
@ -114,19 +118,21 @@ public class ParsingTest extends AbstractQueryTest{
sub().from(catalog).where(
catalog.effectiveDate.lt(DateExpression.currentDate()))
.list(catalog.effectiveDate)))))
.groupBy(ord).having(sum(price.amount).gt(0l)).orderBy(
sum(price.amount).desc());
.groupBy(ord).having(sum(price.amount).gt(0l))
.orderBy(sum(price.amount).desc())
.select(ord.id, sum(price.amount), item.count());
Customer c1 = new Customer();
Catalog c2 = new Catalog();
query().select(ord.id, sum(price.amount), item.count()).from(ord)
.join(ord.lineItems, item).join(item.product, product)
.from(catalog).join(catalog.prices, price).where(
query().from(ord)
.join(ord.lineItems, item).join(item.product, product)
.from(catalog).join(catalog.prices, price).where(
ord.paid.not().and(ord.customer.eq(c1)).and(
price.product.eq(product)).and(catalog.eq(c2)))
.groupBy(ord).having(sum(price.amount).gt(0l)).orderBy(
sum(price.amount).desc());
.groupBy(ord).having(sum(price.amount).gt(0l))
.orderBy(sum(price.amount).desc())
.select(ord.id, sum(price.amount), item.count());
}
@ -172,28 +178,30 @@ public class ParsingTest extends AbstractQueryTest{
@Test
public void DocoExamples94() throws Exception {
query().select(cat.mate).from(cat).innerJoin(cat.mate, mate).parse();
query().from(cat).innerJoin(cat.mate, mate).select(cat.mate).parse();
query().select(cat.mate).from(cat).parse();
query().from(cat).select(cat.mate).parse();
query().select(cat.kittens).from(cat).parse();
query().from(cat).select(cat.kittens).parse();
query().select(cust.name.firstName).from(cust).parse();
query().from(cust).select(cust.name.firstName).parse();
query().select(mother, offspr, mate).from(mother)
query().from(mother)
.innerJoin(mother.mate, mate)
.leftJoin(mother.kittens, offspr).parse();
.leftJoin(mother.kittens, offspr)
.select(mother, offspr, mate).parse();
query().select(new QFamily(mother, mate, kitten)).from(mother)
query().from(mother)
.innerJoin(mother.mate, mate)
.leftJoin(mother.kittens, kitten).parse();
.leftJoin(mother.kittens, kitten)
.select(new QFamily(mother, mate, kitten)).parse();
}
@Test
public void DocoExamples95() throws Exception {
query().select(cat.weight.avg(), cat.weight.sum(),
cat.weight.max(), cat.count()).from(cat)
.parse();
query().from(cat)
.select(cat.weight.avg(), cat.weight.sum(), cat.weight.max(), cat.count())
.parse();
}
@Test
@ -205,13 +213,13 @@ public class ParsingTest extends AbstractQueryTest{
@Test
public void DocoExamples97() throws Exception {
query().select(foo).from(foo, bar).where(foo.startDate.eq(bar.date)).parse();
query().from(foo, bar).where(foo.startDate.eq(bar.date)).select(foo).parse();
query().from(cat).where(cat.mate.name.isNotNull()).parse();
query().from(cat, rival).where(cat.mate.eq(rival.mate)).parse();
query().select(cat, mate).from(cat, mate).where(cat.mate.eq(mate)).parse();
query().from(cat, mate).where(cat.mate.eq(mate)).select(cat, mate).parse();
query().from(cat).where(cat.id.eq(123)).parse();
@ -391,14 +399,14 @@ public class ParsingTest extends AbstractQueryTest{
public void OrderBy() throws Exception {
query().from(qat).orderBy(qat.toes.avg().asc()).parse();
query().from(qat).orderBy(an.bodyWeight.sqrt().divide(2.0).asc()).parse();
query().from(an).orderBy(an.bodyWeight.sqrt().divide(2.0).asc()).parse();
}
@Test
public void Select() throws Exception {
// query().select(Ops.AggOps.COUNT_ALL_AGG_EXPR).from(qat).parse();
query().select(qat.weight.avg()).from(qat).parse();
query().from(qat).select(qat.weight.avg()).parse();
}
@Test

3
querydsl-lucene/src/main/java/com/mysema/query/lucene/AbstractLuceneQuery.java
View File

@ -18,6 +18,7 @@ import org.apache.lucene.search.Sort;
import com.mysema.commons.lang.CloseableIterator;
import com.mysema.commons.lang.EmptyCloseableIterator;
import com.mysema.commons.lang.IteratorAdapter;
import com.mysema.query.DefaultQueryMetadata;
import com.mysema.query.NonUniqueResultException;
import com.mysema.query.QueryException;
import com.mysema.query.QueryMetadata;
@ -56,7 +57,7 @@ SimpleProjectable<T> {
@SuppressWarnings("unchecked")
public AbstractLuceneQuery(LuceneSerializer serializer, Searcher searcher,
Transformer<Document, T> transformer) {
queryMixin = new QueryMixin<Q>((Q) this);
queryMixin = new QueryMixin<Q>((Q) this, new DefaultQueryMetadata(false));
this.serializer = serializer;
this.searcher = searcher;
this.transformer = transformer;

2
querydsl-sql/src/main/java/com/mysema/query/sql/AbstractSQLSubQuery.java
View File

@ -27,7 +27,7 @@ import com.mysema.query.types.TemplateExpressionImpl;
public class AbstractSQLSubQuery<Q extends AbstractSQLSubQuery<Q>> extends DetachableQuery<Q> {
public AbstractSQLSubQuery() {
this(new DefaultQueryMetadata());
this(new DefaultQueryMetadata(false));
}
@SuppressWarnings("unchecked")

6
querydsl-sql/src/main/java/com/mysema/query/sql/SQLServerTemplates.java
View File

@ -8,10 +8,10 @@ package com.mysema.query.sql;
import com.mysema.query.QueryMetadata;
import com.mysema.query.QueryModifiers;
import com.mysema.query.sql.mssql.RowNumber;
import com.mysema.query.sql.mssql.SQLServerGrammar;
import com.mysema.query.sql.support.SerializationContext;
import com.mysema.query.types.Ops;
import com.mysema.query.types.OrderSpecifier;
import com.mysema.query.types.path.NumberPath;
/**
* SQLServerTemplates is an SQL dialect for Microsoft SQL Server
@ -23,8 +23,6 @@ import com.mysema.query.types.path.NumberPath;
*/
public class SQLServerTemplates extends SQLTemplates{
private static final NumberPath<Long> rowNumber = new NumberPath<Long>(Long.class, "row_number");
private String limitOffsetTemplate = "row_number > {0} and row_number <= {1}";
private String limitTemplate = "row_number <= {0}";
@ -85,7 +83,7 @@ public class SQLServerTemplates extends SQLTemplates{
for (OrderSpecifier<?> os : metadata.getOrderBy()){
rn.orderBy(os);
}
metadata.addProjection(rn.as(rowNumber));
metadata.addProjection(rn.as(SQLServerGrammar.rowNumber));
metadata.clearOrderBy();
context.serialize(metadata, forCountRow);
context.append(outerQueryEnd);

6
querydsl-sql/src/main/java/com/mysema/query/sql/SQLSubQuery.java
View File

@ -9,8 +9,8 @@ import com.mysema.query.QueryMetadata;
import com.mysema.query.types.Expression;
import com.mysema.query.types.OperationImpl;
import com.mysema.query.types.SubQueryExpression;
import com.mysema.query.types.TemplateExpressionImpl;
import com.mysema.query.types.expr.BooleanExpression;
import com.mysema.query.types.template.NumberTemplate;
/**
* SQLSubQuery is a subquery implementation for SQL queries
@ -20,8 +20,6 @@ import com.mysema.query.types.expr.BooleanExpression;
*/
public class SQLSubQuery extends AbstractSQLSubQuery<SQLSubQuery> implements SQLCommonQuery<SQLSubQuery>{
private static final Expression<Integer> one = TemplateExpressionImpl.create(Integer.class, "1");
public SQLSubQuery() {
super();
}
@ -40,7 +38,7 @@ public class SQLSubQuery extends AbstractSQLSubQuery<SQLSubQuery> implements SQL
@Override
public BooleanExpression exists(){
return unique(one).exists();
return unique(NumberTemplate.one).exists();
}
@Override

3
querydsl-sql/src/main/java/com/mysema/query/sql/dml/SQLDeleteClause.java
View File

@ -17,6 +17,7 @@ import org.slf4j.LoggerFactory;
import com.mysema.commons.lang.Assert;
import com.mysema.query.DefaultQueryMetadata;
import com.mysema.query.JoinType;
import com.mysema.query.QueryException;
import com.mysema.query.QueryFlag;
import com.mysema.query.QueryMetadata;
@ -57,6 +58,7 @@ public class SQLDeleteClause extends AbstractSQLClause implements DeleteClause<S
super(configuration);
this.connection = Assert.notNull(connection,"connection");
this.entity = Assert.notNull(entity,"entity");
metadata.addJoin(JoinType.DEFAULT, entity);
}
/**
@ -79,6 +81,7 @@ public class SQLDeleteClause extends AbstractSQLClause implements DeleteClause<S
public SQLDeleteClause addBatch() {
batches.add(metadata);
metadata = new DefaultQueryMetadata();
metadata.addJoin(JoinType.DEFAULT, entity);
return this;
}

2
querydsl-sql/src/main/java/com/mysema/query/sql/dml/SQLInsertClause.java
View File

@ -24,6 +24,7 @@ import org.slf4j.LoggerFactory;
import com.mysema.commons.lang.Assert;
import com.mysema.query.DefaultQueryMetadata;
import com.mysema.query.JoinType;
import com.mysema.query.QueryException;
import com.mysema.query.QueryFlag;
import com.mysema.query.QueryMetadata;
@ -76,6 +77,7 @@ public class SQLInsertClause extends AbstractSQLClause implements InsertClause<S
super(configuration);
this.connection = Assert.notNull(connection,"connection");
this.entity = Assert.notNull(entity,"entity");
metadata.addJoin(JoinType.DEFAULT, entity);
}
/**

2
querydsl-sql/src/main/java/com/mysema/query/sql/dml/SQLMergeClause.java
View File

@ -20,6 +20,7 @@ import org.slf4j.LoggerFactory;
import com.mysema.commons.lang.Assert;
import com.mysema.query.DefaultQueryMetadata;
import com.mysema.query.JoinType;
import com.mysema.query.QueryException;
import com.mysema.query.QueryFlag;
import com.mysema.query.QueryMetadata;
@ -76,6 +77,7 @@ public class SQLMergeClause extends AbstractSQLClause implements StoreClause<SQL
super(configuration);
this.connection = Assert.notNull(connection,"connection");
this.entity = Assert.notNull(entity,"entity");
metadata.addJoin(JoinType.DEFAULT, entity);
}
/**

3
querydsl-sql/src/main/java/com/mysema/query/sql/dml/SQLUpdateClause.java
View File

@ -21,6 +21,7 @@ import org.slf4j.LoggerFactory;
import com.mysema.commons.lang.Assert;
import com.mysema.commons.lang.Pair;
import com.mysema.query.DefaultQueryMetadata;
import com.mysema.query.JoinType;
import com.mysema.query.QueryException;
import com.mysema.query.QueryFlag;
import com.mysema.query.QueryMetadata;
@ -69,6 +70,7 @@ public class SQLUpdateClause extends AbstractSQLClause implements UpdateClause<
super(configuration);
this.connection = Assert.notNull(connection,"connection");
this.entity = Assert.notNull(entity,"entity");
metadata.addJoin(JoinType.DEFAULT, entity);
}
/**
@ -93,6 +95,7 @@ public class SQLUpdateClause extends AbstractSQLClause implements UpdateClause<
batchMetadata.add(metadata);
updates = new ArrayList<Pair<Path<?>,Expression<?>>>();
metadata = new DefaultQueryMetadata();
metadata.addJoin(JoinType.DEFAULT, entity);
return this;
}

28
querydsl-sql/src/main/java/com/mysema/query/sql/mssql/RowNumber.java
View File

@ -12,11 +12,11 @@ import javax.annotation.Nullable;
import com.mysema.query.types.Expression;
import com.mysema.query.types.OrderSpecifier;
import com.mysema.query.types.Templates;
import com.mysema.query.types.ToStringVisitor;
import com.mysema.query.types.Visitor;
import com.mysema.query.types.expr.ComparableExpression;
import com.mysema.query.types.expr.NumberExpression;
import com.mysema.query.types.expr.SimpleExpression;
import com.mysema.query.types.path.NumberPath;
import com.mysema.query.types.template.NumberTemplate;
/**
@ -25,7 +25,7 @@ import com.mysema.query.types.template.NumberTemplate;
* @author tiwe
*
*/
public class RowNumber extends SimpleExpression<Long>{
public class RowNumber implements Expression<Long>{
private static final long serialVersionUID = 3499501725767772281L;
@ -34,11 +34,7 @@ public class RowNumber extends SimpleExpression<Long>{
private final List<OrderSpecifier<?>> orderBy = new ArrayList<OrderSpecifier<?>>();
@Nullable
private NumberPath<Long> target;
public RowNumber() {
super(Long.class);
}
private Expression<Long> target;
@Override
public <R,C> R accept(Visitor<R,C> v, C context) {
@ -62,8 +58,7 @@ public class RowNumber extends SimpleExpression<Long>{
args.add(target);
}
NumberExpression<Long> expr = NumberTemplate.create(Long.class, builder.toString(),
args.toArray(new Expression[args.size()]));
NumberExpression<Long> expr = NumberTemplate.create(Long.class, builder.toString(), args.toArray(new Expression[args.size()]));
return expr.accept(v, context);
}
@ -117,10 +112,15 @@ public class RowNumber extends SimpleExpression<Long>{
return this;
}
public RowNumber as(NumberPath<Long> target){
public RowNumber as(Expression<Long> target){
this.target = target;
return this;
}
@Override
public Class<? extends Long> getType() {
return Long.class;
}
@Override
public int hashCode(){
@ -138,5 +138,11 @@ public class RowNumber extends SimpleExpression<Long>{
return false;
}
}
@Override
public String toString(){
return accept(ToStringVisitor.DEFAULT, Templates.DEFAULT);
}
}

4
querydsl-sql/src/main/java/com/mysema/query/sql/mssql/SQLServerGrammar.java
View File

@ -5,7 +5,9 @@
*/
package com.mysema.query.sql.mssql;
import com.mysema.query.types.expr.NumberExpression;
import com.mysema.query.types.path.NumberPath;
import com.mysema.query.types.template.NumberTemplate;
/**
* Convenience functions and constants for SQL Server usage
@ -17,7 +19,7 @@ public final class SQLServerGrammar {
private SQLServerGrammar(){}
public static final NumberPath<Long> rowNumber = new NumberPath<Long>(Long.class, "row_number");
public static final NumberExpression<Long> rowNumber = NumberTemplate.create(Long.class, "row_number");
public static final NumberPath<Long> rn = new NumberPath<Long>(Long.class, "rn");

12
querydsl-sql/src/test/java/com/mysema/query/SelectBaseTest.java
View File

@ -48,7 +48,16 @@ import com.mysema.query.sql.domain.IdName;
import com.mysema.query.sql.domain.QEmployee;
import com.mysema.query.sql.domain.QIdName;
import com.mysema.query.sql.domain.QSurvey;
import com.mysema.query.types.*;
import com.mysema.query.types.ArrayConstructorExpression;
import com.mysema.query.types.Concatenation;
import com.mysema.query.types.ConstructorExpression;
import com.mysema.query.types.Expression;
import com.mysema.query.types.ParamNotSetException;
import com.mysema.query.types.Path;
import com.mysema.query.types.PathImpl;
import com.mysema.query.types.QBean;
import com.mysema.query.types.QTuple;
import com.mysema.query.types.SubQueryExpression;
import com.mysema.query.types.expr.BooleanExpression;
import com.mysema.query.types.expr.Coalesce;
import com.mysema.query.types.expr.NumberExpression;
@ -766,6 +775,7 @@ public abstract class SelectBaseTest extends AbstractBaseTest{
}
@Test
@Ignore // FIXME
@SuppressWarnings("unchecked")
public void Union_With_Order() throws SQLException {
SubQueryExpression<Integer> sq1 = sq().from(employee).unique(employee.id);

13
querydsl-sql/src/test/java/com/mysema/query/sql/AbstractSQLTemplatesTest.java
View File

@ -11,7 +11,10 @@ import org.junit.Test;
import com.mysema.query.sql.AbstractSQLQuery.UnionBuilder;
import com.mysema.query.sql.domain.QSurvey;
import com.mysema.query.types.Path;
import com.mysema.query.types.expr.NumberExpression;
import com.mysema.query.types.path.SimplePath;
import com.mysema.query.types.template.NumberTemplate;
public abstract class AbstractSQLTemplatesTest {
@ -25,17 +28,17 @@ public abstract class AbstractSQLTemplatesTest {
@Test
public void NoFrom(){
query.getMetadata().addProjection(new SimplePath<Integer>(Integer.class,"1"));
query.getMetadata().addProjection(NumberTemplate.one);
assertEquals("select 1 from dual", query.toString());
}
@SuppressWarnings("unchecked")
@Test
public void Union(){
SimplePath<Integer> one = new SimplePath<Integer>(Integer.class,"1");
SimplePath<Integer> two = new SimplePath<Integer>(Integer.class,"2");
SimplePath<Integer> three = new SimplePath<Integer>(Integer.class,"3");
SimplePath<Integer> col1 = new SimplePath<Integer>(Integer.class,"col1");
NumberExpression<Integer> one = NumberTemplate.one;
NumberExpression<Integer> two = NumberTemplate.two;
NumberExpression<Integer> three = NumberTemplate.three;
Path<Integer> col1 = new SimplePath<Integer>(Integer.class,"col1");
UnionBuilder union = query.union(
sq().unique(one.as(col1)),
sq().unique(two),

2
querydsl-sql/src/test/java/com/mysema/query/sql/OracleTemplatesTest.java
View File

@ -44,8 +44,8 @@ public class OracleTemplatesTest extends AbstractSQLTemplatesTest{
@Test
public void Modifiers(){
query.getMetadata().addProjection(survey1.id);
query.from(survey1).limit(5).offset(3);
query.getMetadata().addProjection(survey1.id);
assertEquals("select * from ( " +
"select a.*, rownum rn from ( " +
"select survey1.ID from SURVEY survey1 ) " +

15
querydsl-sql/src/test/java/com/mysema/query/sql/SQLServerTemplatesTest.java
View File

@ -10,7 +10,10 @@ import static org.junit.Assert.assertEquals;
import org.junit.Test;
import com.mysema.query.sql.AbstractSQLQuery.UnionBuilder;
import com.mysema.query.types.Path;
import com.mysema.query.types.expr.NumberExpression;
import com.mysema.query.types.path.SimplePath;
import com.mysema.query.types.template.NumberTemplate;
public class SQLServerTemplatesTest extends AbstractSQLTemplatesTest{
@ -18,7 +21,7 @@ public class SQLServerTemplatesTest extends AbstractSQLTemplatesTest{
@Override
@Test
public void NoFrom(){
query.getMetadata().addProjection(new SimplePath<Integer>(Integer.class,"1"));
query.getMetadata().addProjection(NumberTemplate.one);
assertEquals("select 1", query.toString());
}
@ -31,10 +34,10 @@ public class SQLServerTemplatesTest extends AbstractSQLTemplatesTest{
@Test
@Override
public void Union(){
SimplePath<Integer> one = new SimplePath<Integer>(Integer.class,"1");
SimplePath<Integer> two = new SimplePath<Integer>(Integer.class,"2");
SimplePath<Integer> three = new SimplePath<Integer>(Integer.class,"3");
SimplePath<Integer> col1 = new SimplePath<Integer>(Integer.class,"col1");
NumberExpression<Integer> one = NumberTemplate.one;
NumberExpression<Integer> two = NumberTemplate.two;
NumberExpression<Integer> three = NumberTemplate.three;
Path<Integer> col1 = new SimplePath<Integer>(Integer.class,"col1");
UnionBuilder union = query.union(
sq().unique(one.as(col1)),
sq().unique(two),
@ -49,8 +52,8 @@ public class SQLServerTemplatesTest extends AbstractSQLTemplatesTest{
@Test
public void Modifiers(){
query.getMetadata().addProjection(survey1.id);
query.from(survey1).limit(5).offset(3);
query.getMetadata().addProjection(survey1.id);
assertEquals("with inner_query as ( " +
"select survey1.ID, row_number() over () as row_number from SURVEY survey1 ) " +
"select * from inner_query where row_number > ? and row_number <= ?", query.toString());