本文整理了Java中graphql.language.Field.getSelectionSet()方法的一些代码示例，展示了Field.getSelectionSet()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Field.getSelectionSet()方法的具体详情如下：
包路径：graphql.language.Field
类名称：Field
方法名：getSelectionSet

Field.getSelectionSet介绍

暂无

代码示例

代码示例来源：origin: graphql-java/graphql-java

public MergedSelectionSet collectFields(FieldCollectorParameters parameters, MergedField mergedField) {
  Map<String, MergedField> subFields = new LinkedHashMap<>();
  List<String> visitedFragments = new ArrayList<>();
  for (Field field : mergedField.getFields()) {
    if (field.getSelectionSet() == null) {
      continue;
    }
    this.collectFields(parameters, field.getSelectionSet(), visitedFragments, subFields);
  }
  return newMergedSelectionSet().subFields(subFields).build();
}

代码示例来源：origin: graphql-java/graphql-java

@Override
  public void checkField(Field field) {
    GraphQLOutputType type = getValidationContext().getOutputType();
    if (type == null) return;
    if (isLeaf(type)) {
      if (field.getSelectionSet() != null) {
        String message = String.format("Sub selection not allowed on leaf type %s of field %s", type.getName(), field.getName());
        addError(ValidationErrorType.SubSelectionNotAllowed, field.getSourceLocation(), message);
      }
    } else {
      if (field.getSelectionSet() == null) {
        String message = String.format("Sub selection required for type %s of field %s", type.getName(), field.getName());
        addError(ValidationErrorType.SubSelectionRequired, field.getSourceLocation(), message);
      }
    }
  }
}

代码示例来源：origin: graphql-java/graphql-java

return new Conflict(responseName, reason, fieldA, fieldB);
SelectionSet selectionSet1 = fieldA.getSelectionSet();
SelectionSet selectionSet2 = fieldB.getSelectionSet();
if (selectionSet1 != null && selectionSet2 != null) {
  Set<String> visitedFragmentSpreads = new LinkedHashSet<>();

代码示例来源：origin: graphql-java/graphql-java

private Builder(Field existing) {
  this.sourceLocation = existing.getSourceLocation();
  this.comments = existing.getComments();
  this.name = existing.getName();
  this.alias = existing.getAlias();
  this.arguments = existing.getArguments();
  this.directives = existing.getDirectives();
  this.selectionSet = existing.getSelectionSet();
  this.ignoredChars = existing.getIgnoredChars();
}

代码示例来源：origin: graphql-java/graphql-java

@Override
public TraversalControl visitField(Field node, TraverserContext<Node> context) {
  Field changedNode = node.transform(builder -> {
    builder.arguments(sort(node.getArguments(), comparing(Argument::getName)));
    builder.directives(sort(node.getDirectives(), comparing(Directive::getName)));
    builder.selectionSet(sortSelectionSet(node.getSelectionSet()));
  });
  return changeNode(context, changedNode);
}

代码示例来源：origin: graphql-java/graphql-java

private NodePrinter<Field> field() {
  final String argSep = compactMode ? "," : ", ";
  final String aliasSuffix = compactMode ? ":" : ": ";
  return (out, node) -> {
    String alias = wrap("", node.getAlias(), aliasSuffix);
    String name = node.getName();
    String arguments = wrap("(", join(node.getArguments(), argSep), ")");
    String directives = directives(node.getDirectives());
    String selectionSet = node(node.getSelectionSet());
    out.printf("%s", spaced(
        alias + name + arguments,
        directives,
        selectionSet
    ));
  };
}

代码示例来源：origin: com.introproventures/graphql-jpa-query-schema

protected final boolean hasSelectionSet(Field field) {
  return field.getSelectionSet() != null;
}

代码示例来源：origin: com.introproventures/graphql-jpa-query-schema

protected final Stream<Field> selections(Field field) {
  SelectionSet selectionSet = field.getSelectionSet() != null
    ? field.getSelectionSet()
    : new SelectionSet(Collections.emptyList());
  return selectionSet.getSelections()
    .stream()
    .filter(it -> it instanceof Field)
    .map(it -> (Field) it);
}

代码示例来源：origin: com.introproventures/graphql-jpa-query-schema

protected final Stream<Field> flatten(Field field) {
  SelectionSet selectionSet = field.getSelectionSet() != null
    ? field.getSelectionSet()
    : new SelectionSet(Collections.emptyList());
  return Stream.concat(
    Stream.of(field),
    selectionSet.getSelections()
    .stream()
    .filter(it -> it instanceof Field)
    .flatMap(selection -> this.flatten((Field) selection))
  );
}

代码示例来源：origin: com.introproventures/graphql-jpa-query-schema

protected final Optional<Field> getSelectionField(Field field, String fieldName) {
  return field.getSelectionSet().getSelections().stream()
    .filter(it -> it instanceof Field)
    .map(it -> (Field) it)
    .filter(it -> fieldName.equals(it.getName()))
    .findFirst();
}

代码示例来源：origin: yahoo/elide

public static boolean requestContainsPageInfo(Field field) {
    return field.getSelectionSet().getSelections().stream()
        .anyMatch(f -> f instanceof Field
            && ConnectionContainer.PAGE_INFO_KEYWORD.equals(((Field) f).getName()));
  }
}

代码示例来源：origin: com.yahoo.elide/elide-graphql

public static boolean requestContainsPageInfo(Field field) {
    return field.getSelectionSet().getSelections().stream()
        .anyMatch(f -> f instanceof Field
            && ConnectionContainer.PAGE_INFO_KEYWORD.equals(((Field) f).getName()));
  }
}

代码示例来源：origin: com.yahoo.elide/elide-graphql

/**
 * log current context for debugging
 * @param operation Current operation
 * @param environment Environment encapsulating graphQL's request environment
 */
private void logContext(RelationshipOp operation, Environment environment) {
  List<Field> children = (environment.field.getSelectionSet() != null)
      ? (List) environment.field.getSelectionSet().getChildren()
      : new ArrayList<>();
  String requestedFields = environment.field.getName() + (children.size() > 0
      ? "(" + children.stream().map(Field::getName).collect(Collectors.toList()) + ")" : "");
  GraphQLType parent = environment.parentType;
  if (log.isDebugEnabled()) {
    log.debug("{} {} fields with parent {}<{}>",
        operation, requestedFields, EntityDictionary.getSimpleName(parent.getClass()), parent.getName());
  }
}

代码示例来源：origin: yahoo/elide

/**
 * log current context for debugging
 * @param operation Current operation
 * @param environment Environment encapsulating graphQL's request environment
 */
private void logContext(RelationshipOp operation, Environment environment) {
  List<Field> children = (environment.field.getSelectionSet() != null)
      ? (List) environment.field.getSelectionSet().getChildren()
      : new ArrayList<>();
  String requestedFields = environment.field.getName() + (children.size() > 0
      ? "(" + children.stream().map(Field::getName).collect(Collectors.toList()) + ")" : "");
  GraphQLType parent = environment.parentType;
  if (log.isDebugEnabled()) {
    log.debug("{} {} fields with parent {}<{}>",
        operation, requestedFields, EntityDictionary.getSimpleName(parent.getClass()), parent.getName());
  }
}

代码示例来源：origin: com.graphql-java/graphql-java

public MergedSelectionSet collectFields(FieldCollectorParameters parameters, MergedField mergedField) {
  Map<String, MergedField> subFields = new LinkedHashMap<>();
  List<String> visitedFragments = new ArrayList<>();
  for (Field field : mergedField.getFields()) {
    if (field.getSelectionSet() == null) {
      continue;
    }
    this.collectFields(parameters, field.getSelectionSet(), visitedFragments, subFields);
  }
  return newMergedSelectionSet().subFields(subFields).build();
}

代码示例来源：origin: castlemock/castlemock

private GraphQLRequestField getField(Field field){
  final GraphQLRequestField requestField = new GraphQLRequestField();
  final List<GraphQLRequestField> fields = new ArrayList<>();
  final List<GraphQLRequestArgument> arguments = new ArrayList<>();
  requestField.setName(field.getName());
  requestField.setFields(fields);
  if(field.getSelectionSet() != null && field.getSelectionSet().getSelections() != null){
    for(Selection selection : field.getSelectionSet().getSelections()){
      if(selection instanceof Field){
        Field subField = (Field) selection;
        GraphQLRequestField subRequestField = getField(subField);
        fields.add(subRequestField);
      }
    }
  }
  for(Argument argument : field.getArguments()){
    GraphQLRequestArgument requestArgument = getArgument(argument);
    arguments.add(requestArgument);
  }
  return requestField;
}

代码示例来源：origin: com.graphql-java/graphql-java

@Override
  public void checkField(Field field) {
    GraphQLOutputType type = getValidationContext().getOutputType();
    if (type == null) return;
    if (isLeaf(type)) {
      if (field.getSelectionSet() != null) {
        String message = String.format("Sub selection not allowed on leaf type %s of field %s", type.getName(), field.getName());
        addError(ValidationErrorType.SubSelectionNotAllowed, field.getSourceLocation(), message);
      }
    } else {
      if (field.getSelectionSet() == null) {
        String message = String.format("Sub selection required for type %s of field %s", type.getName(), field.getName());
        addError(ValidationErrorType.SubSelectionRequired, field.getSourceLocation(), message);
      }
    }
  }
}

代码示例来源：origin: com.graphql-java/graphql-java

@Override
public TraversalControl visitField(Field node, TraverserContext<Node> context) {
  Field changedNode = node.transform(builder -> {
    builder.arguments(sort(node.getArguments(), comparing(Argument::getName)));
    builder.directives(sort(node.getDirectives(), comparing(Directive::getName)));
    builder.selectionSet(sortSelectionSet(node.getSelectionSet()));
  });
  return changeNode(context, changedNode);
}

代码示例来源：origin: com.graphql-java/graphql-java

private Builder(Field existing) {
  this.sourceLocation = existing.getSourceLocation();
  this.comments = existing.getComments();
  this.name = existing.getName();
  this.alias = existing.getAlias();
  this.arguments = existing.getArguments();
  this.directives = existing.getDirectives();
  this.selectionSet = existing.getSelectionSet();
  this.ignoredChars = existing.getIgnoredChars();
}

代码示例来源：origin: com.graphql-java/graphql-java

private NodePrinter<Field> field() {
  final String argSep = compactMode ? "," : ", ";
  final String aliasSuffix = compactMode ? ":" : ": ";
  return (out, node) -> {
    String alias = wrap("", node.getAlias(), aliasSuffix);
    String name = node.getName();
    String arguments = wrap("(", join(node.getArguments(), argSep), ")");
    String directives = directives(node.getDirectives());
    String selectionSet = node(node.getSelectionSet());
    out.printf("%s", spaced(
        alias + name + arguments,
        directives,
        selectionSet
    ));
  };
}