# Body - Multiple Parameters

Now that we have seen how to use `Path` and `Query`, let's see more advanced uses of request body declarations.

## Mix `Path`, `Query` and body parameters

First, of course, you can mix `Path`, `Query` and request body parameter declarations freely and **FastAPI** will know what to do.

And you can also declare body parameters as optional, by setting the default to `None`:

//// tab | Python 3.10+

    }

    public static Path getOrigPath(final String... names) {
        return getPath("WEB-INF/", "orig", names);
    }

    public static Path getMailTemplatePath(final String... names) {
        return getPath("WEB-INF/", "mail", names);
    }

    public static Path getViewTemplatePath(final String... names) {
        return getPath("WEB-INF/", "view", names);
    }

    List<ProtwordsItem> protwordsItemList;

    public ProtwordsFile(final String id, final String path, final Date timestamp) {
        super(id, path, timestamp);
    }

    @Override
    public String getType() {
        return PROTWORDS;
    }

    @Override
    public String getPath() {
        return path;
    }

    @Override
    public synchronized OptionalEntity<ProtwordsItem> get(final long id) {

    List<StopwordsItem> stopwordsItemList;

    public StopwordsFile(final String id, final String path, final Date timestamp) {
        super(id, path, timestamp);
    }

    @Override
    public String getType() {
        return STOPWORDS;
    }

    @Override
    public String getPath() {
        return path;
    }

    @Override
    public synchronized OptionalEntity<StopwordsItem> get(final long id) {

package pluginlistener

import (
	"fmt"
	"net"
	"os"
	"path/filepath"

	"istio.io/istio/pkg/log"
)

func NewListener(path string) (net.Listener, error) {
	// Remove unix socket before use.
	if err := os.Remove(path); err != nil && !os.IsNotExist(err) {
		// Anything other than "file not found" is an error.
		return nil, fmt.Errorf("failed to remove unix://%s: %v", path, err)
	}

        this.password = password;
    }

    boolean matches(final String path) {
        if (StringUtil.isBlank(path)) {
            return false;
        }

        try {
            final int pos = path.indexOf('/', 6);
            final URL uri = new URL(pos == -1 ? path : path.substring(0, pos));

			err:              nil,
			excludedPrefixes: []string{"path/to/my/workload/_staging/", "path/to/my/workload/_temporary/"},
		},
		{
			input: `<VersioningConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
                                  <Status>Suspended</Status>
                                  <ExcludedPrefixes>
                                    <Prefix>path/to/my/workload/_staging</Prefix>

	lockMap       map[string]*nsLock
	lockMapMutex  sync.Mutex
}

// Lock the namespace resource.
func (n *nsLockMap) lock(ctx context.Context, volume string, path string, lockSource, opsID string, readLock bool, timeout time.Duration) (locked bool) {
	resource := pathJoin(volume, path)

	n.lockMapMutex.Lock()
	nsLk, found := n.lockMap[resource]
	if !found {
		nsLk = &nsLock{
			LRWMutex: lsync.NewLRWMutex(),
		}

  <name>Model urls inheritance test child</name>

  <scm child.scm.connection.inherit.append.path="true"
       child.scm.developerConnection.inherit.append.path="true"
       child.scm.url.inherit.append.path="true" />
  <distributionManagement>
    <site child.site.url.inherit.append.path="true" />
  </distributionManagement>

 * under the License.
 */
package org.apache.maven.model.building;

import java.nio.file.Path;

import org.apache.maven.model.Model;

/**
 * The ModelSourceTransformer is a way to transform the local pom while streaming the input.
 *
 * The {@link #transform(Path, TransformerContext, Model)} method uses a Path on purpose, to ensure the
 * local pom is the original source.
 *
 * @since 4.0.0