return 0;
    } // -- short getShortValue( String, String, XmlPullParser, boolean )

    /**
     * Method getTrimmedValue.
     *
     * @param s a s object.
     * @return String
     */
    private String getTrimmedValue(String s) {
        if (s != null) {
            s = s.trim();
        }
        return s;
    } // -- String getTrimmedValue( String )

    /**

		name     string
		metadata map[string]string
		keys     []string
		want     map[string]string
	}{
		{
			name:     "1",
			metadata: map[string]string{"content-type": "application/octet-stream", "etag": "de75a98baf2c6aef435b57dd0fc33c86", "x-amz-storage-class": "STANDARD", "md5": "abcde"},
			keys:     []string{"etag", "md5"},
			want:     map[string]string{"content-type": "application/octet-stream", "x-amz-storage-class": "STANDARD"},

func (z *Int) SetString(s string, base int) error {
	z.doinit()
	if base < 2 || base > 36 {
		return os.ErrInvalid
	}
	p := C.CString(s)
	defer C.free(unsafe.Pointer(p))
	if C.mpz_set_str(&z.i[0], p, C.int(base)) < 0 {
		return os.ErrInvalid
	}
	return nil
}

// String returns the decimal representation of z.
func (z *Int) String() string {
	if z == nil {
		return "nil"
	}

/**
 */
public class DefaultArtifactHandler implements ArtifactHandler {
    private final String type;

    private String extension;

    private String classifier;

    private String directory;

    private String packaging;

    private boolean includesDependencies;

    private String language;

    @Deprecated
    private boolean addedToClasspath;

    /**

     * defined as plugins).
     *
     * @return String
     */
    public String getClassLoadingStrategy() {
        return this.classLoadingStrategy;
    } // -- String getClassLoadingStrategy()

    /**
     * Get the group ID of the extension's artifact.
     *
     * @return String
     */
    public String getGroupId() {
        return this.groupId;
    } // -- String getGroupId()

    /**

/**
 * Proxy
 */
public class Proxy {
    public static final String PROXY_SOCKS5 = "SOCKS_5";

    public static final String PROXY_SOCKS4 = "SOCKS4";

    public static final String PROXY_HTTP = "HTTP";

    /**
     * Proxy server host
     */
    private String host;

    /**
     * Username used to access the proxy server
     */
    private String userName;

    /**

public class MavenPropertiesTest {

    private static final String LINE_SEPARATOR = System.getProperty("line.separator");
    private static final String COMMENT = "# comment";
    private static final String KEY1 = "mvn:foo/bar";
    private static final String KEY1A = "mvn\\:foo/bar";
    private static final String KEY2 = "foo:bar:version:type:classifier";
    private static final String KEY2A = "foo\\:bar\\:version\\:type\\:classifier";

We are going to start from where we left in the previous chapter and increment it.

## About JWT { #about-jwt }

JWT means "JSON Web Tokens".

It's a standard to codify a JSON object in a long dense string without spaces. It looks like this:

```
eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c
```

    private static final String LIFECYCLE_DESCRIPTOR = "META-INF/maven/lifecycle.xml";

    private static final Pattern PATTERN_FILTER_1 = Pattern.compile("-?(maven|plugin)-?");

    private String groupId;

    private String artifactId;

    private String version;

    private String goalPrefix;

    private String source;

    private boolean inheritedByDefault = true;

type ReqInfo struct {
	RemoteHost   string           // Client Host/IP
	Host         string           // Node Host/IP
	UserAgent    string           // User Agent
	DeploymentID string           // x-minio-deployment-id
	RequestID    string           // x-amz-request-id
	API          string           // API name - GetObject PutObject NewMultipartUpload etc.
	BucketName   string           `json:",omitempty"` // Bucket name