add exception for example/sdk related issues

Author: Benjosh95

core/src/main/java/cloud/stackit/sdk/core/exception/SdkException.java

@@ -0,0 +1,37 @@
+package cloud.stackit.sdk.core.exception;
+
+/**
+ * Exception thrown when SDK operations fail.
+ * This includes API calls, network issues, and other SDK-related failures.
+ */
+public class SdkException extends RuntimeException {
+	private static final long serialVersionUID = 1L;
+
+	/**
+	 * Constructs a new SdkException with the specified detail message.
+	 *
+	 * @param message the detail message
+	 */
+	public SdkException(String message) {
+		super(message);
+	}
+
+	/**
+	 * Constructs a new SdkException with the specified detail message and cause.
+	 *
+	 * @param message the detail message
+	 * @param cause the cause of this exception
+	 */
+	public SdkException(String message, Throwable cause) {
+		super(message, cause);
+	}
+
+	/**
+	 * Constructs a new SdkException with the specified cause.
+	 *
+	 * @param cause the cause of this exception
+	 */
+	public SdkException(Throwable cause) {
+		super(cause);
+	}
+}

examples/authentication/src/main/java/cloud/stackit/sdk/authentication/examples/AuthenticationExample.java

@@ -2,6 +2,7 @@
 
 import cloud.stackit.sdk.core.config.CoreConfiguration;
 import cloud.stackit.sdk.core.exception.ApiException;
+import cloud.stackit.sdk.core.exception.SdkException;
 import cloud.stackit.sdk.resourcemanager.api.ResourceManagerApi;
 import cloud.stackit.sdk.resourcemanager.model.ListOrganizationsResponse;
 import java.io.File;
@@ -34,7 +35,7 @@ public static void main(String[] args) throws IOException {
 
 			System.out.println(response.toString());
 		} catch (ApiException | IOException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 
 		/*
@@ -88,7 +89,7 @@ public static void main(String[] args) throws IOException {
 
 			System.out.println(response.toString());
 		} catch (ApiException | IOException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 
 		/*
@@ -125,7 +126,7 @@ public static void main(String[] args) throws IOException {
 
 			System.out.println(response.toString());
 		} catch (ApiException | IOException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 	}
 }

examples/custom-http-client/src/main/java/cloud/stackit/sdk/customhttpclient/examples/CustomHttpClientExample.java

@@ -3,6 +3,7 @@
 import cloud.stackit.sdk.core.KeyFlowAuthenticator;
 import cloud.stackit.sdk.core.config.CoreConfiguration;
 import cloud.stackit.sdk.core.exception.ApiException;
+import cloud.stackit.sdk.core.exception.SdkException;
 import cloud.stackit.sdk.iaas.api.IaasApi;
 import cloud.stackit.sdk.iaas.model.*;
 import java.io.IOException;
@@ -54,7 +55,7 @@ public static void main(String[] args) throws IOException {
 				System.out.println("* " + server.getId() + " | " + server.getName());
 			}
 		} catch (ApiException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 	}
 }

examples/iaas/src/main/java/cloud/stackit/sdk/iaas/examples/IaaSExample.java

@@ -1,6 +1,7 @@
 package cloud.stackit.sdk.iaas.examples;
 
 import cloud.stackit.sdk.core.exception.ApiException;
+import cloud.stackit.sdk.core.exception.SdkException;
 import cloud.stackit.sdk.iaas.api.IaasApi;
 import cloud.stackit.sdk.iaas.model.*;
 import java.io.IOException;
@@ -290,7 +291,7 @@ public static void main(String[] args) throws IOException {
 			System.out.println("Deleted network: " + newNetwork.getNetworkId());
 
 		} catch (ApiException | InterruptedException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 	}
 }

examples/resourcemanager/src/main/java/cloud/stackit/sdk/resourcemanager/examples/ResourcemanagerExample.java

@@ -1,6 +1,7 @@
 package cloud.stackit.sdk.resourcemanager.examples;
 
 import cloud.stackit.sdk.core.exception.ApiException;
+import cloud.stackit.sdk.core.exception.SdkException;
 import cloud.stackit.sdk.resourcemanager.api.ResourceManagerApi;
 import cloud.stackit.sdk.resourcemanager.model.CreateFolderPayload;
 import cloud.stackit.sdk.resourcemanager.model.CreateProjectPayload;
@@ -112,7 +113,7 @@ public static void main(String[] args) throws IOException {
 			/* delete folder */
 			resourceManagerApi.deleteFolder(folder.getContainerId(), true);
 		} catch (ApiException e) {
-			throw new IllegalStateException(e);
+			throw new SdkException(e);
 		}
 	}
 }