[wip] minor additions

src/de/pzzz/vertx/oauth/OAuthToken.java

@@ -0,0 +1,59 @@
+package de.pzzz.vertx.oauth;
+
+import java.io.Serializable;
+import java.util.Date;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+/**
+ * Represents an OAuth2 Token as received from IAM via client credentials flow.
+ */
+public class OAuthToken implements Serializable {
+	private static final long serialVersionUID = -1712414758315937247L;
+
+	private static final Integer EXPIRATION_OFFSET = 30;
+
+	@JsonProperty("access_token")
+	private String token;
+	@JsonProperty("token_type")
+	private String type;
+	@JsonProperty("expires_in")
+	private Integer expiresIn;
+
+	@JsonIgnore
+	private final Date issued;
+
+	public OAuthToken() {
+		issued = new Date();
+	}
+
+	public boolean isValid() {
+		int diffSeconds = (int) Math.ceil((new Date().getTime() - issued.getTime())/1000f);
+		return diffSeconds < (expiresIn - EXPIRATION_OFFSET);
+	}
+
+	public String getToken() {
+		return token;
+	}
+
+	public void setToken(final String token) {
+		this.token = token;
+	}
+
+	public String getType() {
+		return type;
+	}
+
+	public void setType(final String type) {
+		this.type = type;
+	}
+
+	public Integer getExpiresIn() {
+		return expiresIn;
+	}
+
+	public void setExpiresIn(final Integer expiresIn) {
+		this.expiresIn = expiresIn;
+	}
+}