chore: update samples

Author: davidricodias

samples/client/echo_api/java/apache-httpclient/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -25,7 +25,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -67,7 +66,11 @@ public String toString() {
 
   @JsonCreator
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 
   /**

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -24,7 +24,6 @@
 import com.google.gson.stream.JsonWriter;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -65,7 +64,11 @@ public String toString() {
   }
 
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 
   public static class Adapter extends TypeAdapter<StringEnumRef> {

samples/client/echo_api/java/native/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -26,7 +26,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -68,7 +67,11 @@ public String toString() {
 
   @JsonCreator
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 
   /**

samples/client/echo_api/java/okhttp-gson/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -19,7 +19,6 @@
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 import com.google.gson.TypeAdapter;
 import com.google.gson.JsonElement;
 import com.google.gson.annotations.JsonAdapter;
@@ -65,7 +64,11 @@ public String toString() {
   }
 
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 
   public static class Adapter extends TypeAdapter<StringEnumRef> {

samples/client/echo_api/java/restclient/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -64,7 +63,11 @@ public String toString() {
 
   @JsonCreator
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }
 

samples/client/echo_api/java/resteasy/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -64,7 +63,11 @@ public String toString() {
 
   @JsonCreator
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }
 

samples/client/echo_api/java/resttemplate/src/main/java/org/openapitools/client/model/StringEnumRef.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets StringEnumRef
@@ -64,7 +63,11 @@ public String toString() {
 
   @JsonCreator
   public static StringEnumRef fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    StringEnumRef result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }
 

samples/client/others/java/restclient-enum-in-multipart/src/main/java/org/openapitools/client/model/DataChannel.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * The transport-channel
@@ -66,7 +65,11 @@ public String toString() {
 
   @JsonCreator
   public static DataChannel fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    DataChannel result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }
 

samples/client/others/java/restclient-enum-in-multipart/src/main/java/org/openapitools/client/model/DataDirection.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * The direction a message travels
@@ -62,7 +61,11 @@ public String toString() {
 
   @JsonCreator
   public static DataDirection fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    DataDirection result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }
 

samples/client/others/java/webclient-sealedInterface/src/main/java/org/openapitools/client/model/FruitType.java

@@ -22,7 +22,6 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.Optional;
 
 /**
  * Gets or Sets FruitType
@@ -62,7 +61,11 @@ public String toString() {
 
   @JsonCreator
   public static FruitType fromValue(String value) {
-    return Optional.ofNullable(value).map(v -> BY_VALUE.get(v)).orElseThrow(() -> new IllegalArgumentException("Unexpected value '" + value + "'"));
+    FruitType result = BY_VALUE.get(value);
+    if (result != null) {
+      return result;
+    }
+    throw new IllegalArgumentException("Unexpected value '" + value + "'");
   }
 }