@Test public void oneToOneToMany_projection_as_bean() { List<User> results = USERS_W_LATEST_POST_AND_COMMENTS.transform( groupBy(userName).list(Projections.bean(User.class, userName, Projections.bean(Post.class, postId, postName, set(qComment).as("comments")).as("latestPost")))); assertEquals(2, results.size()); User user = results.get(0); Post post = user.getLatestPost(); assertEquals(toInt(2), post.getId()); assertEquals("post 2", post.getName()); assertEquals(toSet(comment(4), comment(5)), post.getComments()); }
/** * Create an alias for the expression * * @return alias expression */ public DslExpression<R> as(Path<R> alias) { return Expressions.dslOperation(getType(), Ops.ALIAS, this, alias); }
@Test public void transform_as_bean() { List<Post> results = POST_W_COMMENTS.transform( groupBy(postId).list(Projections.bean(Post.class, postId, postName, set(qComment).as("comments")))); assertEquals(4, results.size()); Post post = results.get(1); assertNotNull(post); assertEquals(toInt(1), post.getId()); assertEquals("post 1", post.getName()); assertEquals(toSet(comment(1), comment(2), comment(3)), post.getComments()); }
@SuppressWarnings({ "rawtypes", "unchecked" }) public Mixin(GroupExpression<K, T> keyExpression, GroupExpression<V, U> valueExpression, AbstractGroupExpression<Pair<T, U>, R> mixin) { super((Class) mixin.getType(), QPair.create(keyExpression.getExpression(), valueExpression.getExpression())); this.keyExpression = keyExpression; this.valueExpression = valueExpression; this.mixin = mixin; }
@Test public void oneToOneToMany_projection_as_bean() { CloseableIterator<User> resultsIt = USERS_W_LATEST_POST_AND_COMMENTS.transform( groupBy(userName).iterate(Projections.bean(User.class, userName, Projections.bean(Post.class, postId, postName, set(qComment).as("comments")).as("latestPost")))); List<User> results = IteratorAdapter.asList(resultsIt); assertEquals(2, results.size()); User user = results.get(0); Post post = user.getLatestPost(); assertEquals(toInt(2), post.getId()); assertEquals("post 2", post.getName()); assertEquals(toSet(comment(4), comment(5)), post.getComments()); }
/** * Create an alias for the expression * * @return alias expression */ public DslExpression<R> as(Path<R> alias) { return Expressions.dslOperation(getType(), Ops.ALIAS, this, alias); }
@Test public void oneToOneToMany_projection_as_bean() { Map<String, User> results = USERS_W_LATEST_POST_AND_COMMENTS.transform( groupBy(userName).as(Projections.bean(User.class, userName, Projections.bean(Post.class, postId, postName, set(qComment).as("comments")).as("latestPost")))); assertEquals(2, results.size()); User user = results.get("Jane"); Post post = user.getLatestPost(); assertEquals(toInt(2), post.getId()); assertEquals("post 2", post.getName()); assertEquals(toSet(comment(4), comment(5)), post.getComments()); }
@SuppressWarnings({ "rawtypes", "unchecked" }) public Mixin(GroupExpression<K, T> keyExpression, GroupExpression<V, U> valueExpression, AbstractGroupExpression<Pair<T, U>, R> mixin) { super((Class) mixin.getType(), QPair.create(keyExpression.getExpression(), valueExpression.getExpression())); this.keyExpression = keyExpression; this.valueExpression = valueExpression; this.mixin = mixin; }
@Test public void transform_as_bean() { CloseableIterator<Post> resultsIt = POST_W_COMMENTS.transform( groupBy(postId).iterate(Projections.bean(Post.class, postId, postName, set(qComment).as("comments")))); List<Post> results = IteratorAdapter.asList(resultsIt); assertEquals(4, results.size()); Post post = results.get(1); assertNotNull(post); assertEquals(toInt(1), post.getId()); assertEquals("post 1", post.getName()); assertEquals(toSet(comment(1), comment(2), comment(3)), post.getComments()); }
@Test public void transform_as_bean() { Map<Integer, Post> results = POST_W_COMMENTS.transform( groupBy(postId).as(Projections.bean(Post.class, postId, postName, set(qComment).as("comments")))); Post post = results.get(1); assertNotNull(post); assertEquals(toInt(1), post.getId()); assertEquals("post 1", post.getName()); assertEquals(toSet(comment(1), comment(2), comment(3)), post.getComments()); }