final Object attributesObj = attributesField.get(tokenizer);
                attributesField.set(this, attributesObj);

                final Field attributeImplsField = getAccessibleField(AttributeSource.class, "attributeImpls");
                final Object attributeImplsObj = attributeImplsField.get(tokenizer);

        IoActions.writeTextFile(outputFile.asFile.get(), object : ErroringAction<BufferedWriter>() {
            @Throws(Exception::class)
            public
            override fun doExecute(bufferedWriter: BufferedWriter) {
                val packages = Implementation(excludes.get(), includes.get()).collectPackages(classpath.files.map(File::toPath))
                packages.dump(false, object : ErroringAction<String>() {

  private Set<Feature<?>> conflicts;
  private Object source;

  public ConflictingRequirementsException(
      String message, Set<Feature<?>> conflicts, Object source) {
    super(message);
    this.conflicts = conflicts;
    this.source = source;
  }

  public Set<Feature<?>> getConflicts() {
    return conflicts;
  }

  public Object getSource() {
    return source;
  }

  @Override

/**
 * Stringがキーで、存在しないキーにアクセスする(get)と例外を投げるマップです。
 *
 * @author higa
 */
public class BeanMap extends LinkedHashMap<String, Object> {

    private static final long serialVersionUID = 1;

    @Override
    public Object get(final Object key) {
        if (!containsKey(key)) {
            throw new IllegalKeyOfBeanMapException(key, this);
        }
        return super.get(key);
    }

        },
        "components": {
            "schemas": {
                "Body_post_form_form__post": {
                    "properties": {"username": {"type": "string", "title": "Username"}},
                    "type": "object",
                    "required": ["username"],
                    "title": "Body_post_form_form__post",
                },
                "HTTPValidationError": {
                    "properties": {

 * under the License.
 */
package org.apache.maven.plugin;

/**
 * Base exception.
 *
 */
public abstract class AbstractMojoExecutionException extends Exception {
    protected Object source;

    protected String longMessage;

    public AbstractMojoExecutionException(String message) {
        super(message);
    }

    public AbstractMojoExecutionException(String message, Throwable cause) {

        "components": {
            "schemas": {
                "ValidationError": {
                    "title": "ValidationError",
                    "required": ["loc", "msg", "type"],
                    "type": "object",
                    "properties": {
                        "loc": {
                            "title": "Location",
                            "type": "array",
                            "items": {

        "components": {
            "schemas": {
                "ValidationError": {
                    "title": "ValidationError",
                    "required": ["loc", "msg", "type"],
                    "type": "object",
                    "properties": {
                        "loc": {
                            "title": "Location",
                            "type": "array",
                            "items": {

```Python hl_lines="2  14"
{!../../docs_src/custom_response/tutorial007.py!}
```

#### Using `StreamingResponse` with file-like objects

If you have a file-like object (e.g. the object returned by `open()`), you can create a generator function to iterate over that file-like object.

That way, you don't have to read it all first in memory, and you can pass that generator function to the `StreamingResponse`, and return it.

                                "type": "array",
                                "title": "Detail",
                            }
                        },
                        "type": "object",
                        "title": "HTTPValidationError",
                    },
                    "ValidationError": {
                        "properties": {
                            "loc": {