adding code changes to TransientTokenUtility

src/main/java/utilities/flex/models/transientToken/Ctx.java

@@ -0,0 +1,34 @@
+
+package utilities.flex.models.transientToken;
+
+import javax.annotation.Generated;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+@Generated("jsonschema2pojo")
+public class Ctx {
+
+    @SerializedName("data")
+    @Expose
+    private Data data;
+    @SerializedName("type")
+    @Expose
+    private String type;
+
+    public Data getData() {
+        return data;
+    }
+
+    public void setData(Data data) {
+        this.data = data;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+}

src/main/java/utilities/flex/models/transientToken/Data.java

@@ -0,0 +1,35 @@
+
+package utilities.flex.models.transientToken;
+
+import java.util.List;
+import javax.annotation.Generated;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+@Generated("jsonschema2pojo")
+public class Data {
+
+    @SerializedName("targetOrigins")
+    @Expose
+    private List<String> targetOrigins = null;
+    @SerializedName("mfOrigin")
+    @Expose
+    private String mfOrigin;
+
+    public List<String> getTargetOrigins() {
+        return targetOrigins;
+    }
+
+    public void setTargetOrigins(List<String> targetOrigins) {
+        this.targetOrigins = targetOrigins;
+    }
+
+    public String getMfOrigin() {
+        return mfOrigin;
+    }
+
+    public void setMfOrigin(String mfOrigin) {
+        this.mfOrigin = mfOrigin;
+    }
+
+}

src/main/java/utilities/flex/models/transientToken/Flx.java

@@ -0,0 +1,56 @@
+
+package utilities.flex.models.transientToken;
+
+import javax.annotation.Generated;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+@Generated("jsonschema2pojo")
+public class Flx {
+
+    @SerializedName("path")
+    @Expose
+    private String path;
+    @SerializedName("data")
+    @Expose
+    private String data;
+    @SerializedName("origin")
+    @Expose
+    private String origin;
+    @SerializedName("jwk")
+    @Expose
+    private Jwk jwk;
+
+    public String getPath() {
+        return path;
+    }
+
+    public void setPath(String path) {
+        this.path = path;
+    }
+
+    public String getData() {
+        return data;
+    }
+
+    public void setData(String data) {
+        this.data = data;
+    }
+
+    public String getOrigin() {
+        return origin;
+    }
+
+    public void setOrigin(String origin) {
+        this.origin = origin;
+    }
+
+    public Jwk getJwk() {
+        return jwk;
+    }
+
+    public void setJwk(Jwk jwk) {
+        this.jwk = jwk;
+    }
+
+}

src/main/java/utilities/flex/models/transientToken/Jwk.java

@@ -0,0 +1,67 @@
+
+package utilities.flex.models.transientToken;
+
+import javax.annotation.Generated;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+@Generated("jsonschema2pojo")
+public class Jwk {
+
+    @SerializedName("kty")
+    @Expose
+    private String kty;
+    @SerializedName("e")
+    @Expose
+    private String e;
+    @SerializedName("use")
+    @Expose
+    private String use;
+    @SerializedName("n")
+    @Expose
+    private String n;
+    @SerializedName("kid")
+    @Expose
+    private String kid;
+
+    public String getKty() {
+        return kty;
+    }
+
+    public void setKty(String kty) {
+        this.kty = kty;
+    }
+
+    public String getE() {
+        return e;
+    }
+
+    public void setE(String e) {
+        this.e = e;
+    }
+
+    public String getUse() {
+        return use;
+    }
+
+    public void setUse(String use) {
+        this.use = use;
+    }
+
+    public String getN() {
+        return n;
+    }
+
+    public void setN(String n) {
+        this.n = n;
+    }
+
+    public String getKid() {
+        return kid;
+    }
+
+    public void setKid(String kid) {
+        this.kid = kid;
+    }
+
+}

src/main/java/utilities/flex/models/transientToken/JwtResponseModel.java

@@ -0,0 +1,79 @@
+
+package utilities.flex.models.transientToken;
+
+import java.util.List;
+import javax.annotation.Generated;
+import com.google.gson.annotations.Expose;
+import com.google.gson.annotations.SerializedName;
+
+@Generated("jsonschema2pojo")
+public class JwtResponseModel {
+
+    @SerializedName("flx")
+    @Expose
+    private Flx flx;
+    @SerializedName("ctx")
+    @Expose
+    private List<Ctx> ctx = null;
+    @SerializedName("iss")
+    @Expose
+    private String iss;
+    @SerializedName("exp")
+    @Expose
+    private Integer exp;
+    @SerializedName("iat")
+    @Expose
+    private Integer iat;
+    @SerializedName("jti")
+    @Expose
+    private String jti;
+
+    public Flx getFlx() {
+        return flx;
+    }
+
+    public void setFlx(Flx flx) {
+        this.flx = flx;
+    }
+
+    public List<Ctx> getCtx() {
+        return ctx;
+    }
+
+    public void setCtx(List<Ctx> ctx) {
+        this.ctx = ctx;
+    }
+
+    public String getIss() {
+        return iss;
+    }
+
+    public void setIss(String iss) {
+        this.iss = iss;
+    }
+
+    public Integer getExp() {
+        return exp;
+    }
+
+    public void setExp(Integer exp) {
+        this.exp = exp;
+    }
+
+    public Integer getIat() {
+        return iat;
+    }
+
+    public void setIat(Integer iat) {
+        this.iat = iat;
+    }
+
+    public String getJti() {
+        return jti;
+    }
+
+    public void setJti(String jti) {
+        this.jti = jti;
+    }
+
+}

src/main/java/utilities/flex/models/transientToken/TransientTokenUtility.java

@@ -0,0 +1,34 @@
+package utilities.flex.models.transientToken;
+
+import java.util.Base64;
+
+import com.google.gson.Gson;
+
+public class TransientTokenUtility {
+
+    /**
+     * This is the method to extract transient token from given jwt token 
+     * @param jwt
+     * @return
+     */
+    public JwtResponseModel extractTransientToken(String jwt)
+    {
+        // split the jwt token into two parts 
+        // bearer and token part
+        String splitContents[] = jwt.split(" ");
+        if(splitContents.length > 1)
+        {
+            // decode the base 64 encoded string
+            String encodedString  = splitContents[1];
+            byte[] decodedBytes = Base64.getDecoder().decode(encodedString);
+            String decodedString = new String(decodedBytes);
+            Gson gson=new Gson();
+            // Map decoded string to response model
+            JwtResponseModel jwtResponseModel = gson.fromJson(decodedString,JwtResponseModel.class);
+            // return JTI string 
+            return jwtResponseModel;
+        }
+
+        return null;
+    }
+}