Examples with SelectionSet graphql.language.SelectionSet used on opensource projects

Example 1 with SelectionSet

use of graphql.language.SelectionSet in project graphql-java by graphql-java.

the class OverlappingFieldsCanBeMerged method findConflict.

@SuppressWarnings("ConstantConditions")
private Conflict findConflict(String responseName, FieldAndType fieldAndType1, FieldAndType fieldAndType2) {
    Field field1 = fieldAndType1.field;
    Field field2 = fieldAndType2.field;
    GraphQLType type1 = fieldAndType1.graphQLType;
    GraphQLType type2 = fieldAndType2.graphQLType;
    String fieldName1 = field1.getName();
    String fieldName2 = field2.getName();
    if (isAlreadyChecked(field1, field2)) {
        return null;
    }
    alreadyChecked.add(new FieldPair(field1, field2));
    // thus may not safely diverge.
    if (!sameType(fieldAndType1.parentType, fieldAndType1.parentType) && fieldAndType1.parentType instanceof GraphQLObjectType && fieldAndType2.parentType instanceof GraphQLObjectType) {
        return null;
    }
    if (!fieldName1.equals(fieldName2)) {
        String reason = String.format("%s: %s and %s are different fields", responseName, fieldName1, fieldName2);
        return new Conflict(responseName, reason, field1, field2);
    }
    if (!sameType(type1, type2)) {
        String name1 = type1 != null ? type1.getName() : "null";
        String name2 = type2 != null ? type2.getName() : "null";
        String reason = String.format("%s: they return differing types %s and %s", responseName, name1, name2);
        return new Conflict(responseName, reason, field1, field2);
    }
    if (!sameArguments(field1.getArguments(), field2.getArguments())) {
        String reason = String.format("%s: they have differing arguments", responseName);
        return new Conflict(responseName, reason, field1, field2);
    }
    SelectionSet selectionSet1 = field1.getSelectionSet();
    SelectionSet selectionSet2 = field2.getSelectionSet();
    if (selectionSet1 != null && selectionSet2 != null) {
        Set<String> visitedFragmentSpreads = new LinkedHashSet<>();
        Map<String, List<FieldAndType>> subFieldMap = new LinkedHashMap<>();
        collectFields(subFieldMap, selectionSet1, type1, visitedFragmentSpreads);
        collectFields(subFieldMap, selectionSet2, type2, visitedFragmentSpreads);
        List<Conflict> subConflicts = findConflicts(subFieldMap);
        if (subConflicts.size() > 0) {
            String reason = String.format("%s: %s", responseName, joinReasons(subConflicts));
            List<Field> fields = new ArrayList<>();
            fields.add(field1);
            fields.add(field2);
            fields.addAll(collectFields(subConflicts));
            return new Conflict(responseName, reason, fields);
        }
    }
    return null;
}

Example 2 with SelectionSet

use of graphql.language.SelectionSet in project graphql-java by graphql-java.

the class QueryTraversal method visitImpl.

private void visitImpl(FieldVisitor visitFieldCallback, SelectionSet selectionSet, GraphQLCompositeType type, boolean preOrder) {
    Map<Class<?>, Object> rootVars = new LinkedHashMap<>();
    rootVars.put(QueryTraversalContext.class, new QueryTraversalContext(type, null));
    FieldVisitor noOp = notUsed -> {
    };
    FieldVisitor preOrderCallback = preOrder ? visitFieldCallback : noOp;
    FieldVisitor postOrderCallback = !preOrder ? visitFieldCallback : noOp;
    NodeTraverser nodeTraverser = new NodeTraverser(rootVars, this::childrenOf);
    nodeTraverser.depthFirst(new NodeVisitorImpl(preOrderCallback, postOrderCallback), selectionSet.getSelections());
}

Example 3 with SelectionSet

use of graphql.language.SelectionSet in project structr by structr.

the class GraphQLQuery method init.

// ----- private methods -----
private void init(final SecurityContext securityContext, final Class type, final Field field, final String path) throws FrameworkException {
    final QueryConfig config = getConfig(path);
    config.handleTypeArguments(securityContext, type, field.getArguments());
    final SelectionSet selectionSet = field.getSelectionSet();
    if (selectionSet != null) {
        for (final Selection selection : selectionSet.getSelections()) {
            if (selection instanceof Field) {
                final Field childField = (Field) selection;
                final SelectionSet childSet = childField.getSelectionSet();
                final PropertyKey key = StructrApp.getConfiguration().getPropertyKeyForJSONName(type, childField.getName());
                final Class relatedType = key.relatedType() != null ? key.relatedType() : type;
                // add field to property set
                config.addPropertyKey(key);
                config.handleFieldArguments(securityContext, relatedType, field, childField);
                // recurse
                if (childSet != null) {
                    init(securityContext, relatedType, childField, path + "/" + childField.getName());
                }
            }
        }
    }
}

Example 4 with SelectionSet

use of graphql.language.SelectionSet in project graphql-java by graphql-java.

the class GraphqlAntlrToLanguage method visitSelectionSet.

@Override
public Void visitSelectionSet(GraphqlParser.SelectionSetContext ctx) {
    SelectionSet newSelectionSet = new SelectionSet();
    newNode(newSelectionSet, ctx);
    newSelectionSet(newSelectionSet);
    addContextProperty(ContextProperty.SelectionSet, newSelectionSet);
    super.visitSelectionSet(ctx);
    popContext();
    return null;
}

Example 5 with SelectionSet

use of graphql.language.SelectionSet in project structr by structr.

the class GraphQLRequest method initialize.

// ----- private methods -----
private void initialize(final SecurityContext securityContext, Document document) throws FrameworkException {
    for (final Node child : document.getChildren()) {
        if (child instanceof OperationDefinition) {
            final OperationDefinition operationDefinition = (OperationDefinition) child;
            final SelectionSet selectionSet = operationDefinition.getSelectionSet();
            for (final Selection selection : selectionSet.getSelections()) {
                if (selection instanceof Field) {
                    queries.add(new GraphQLQuery(securityContext, (Field) selection));
                } else {
                    logger.warn("Unknown selection set element {} in GraphQL query, ignoring.", selection.getClass());
                }
            }
        } else {
            logger.warn("Unknown document element {} in GraphQL query, ignoring.", child.getClass());
        }
    }
}