Creates a BackupId given the instance identity and backup id. The backup id must
conform to the regular expression a-z*[a-z0-9] and be between 2 and 60 characters
in length.
Creates a BackupId given project, instance and backup IDs. The backup id must conform
to the regular expression a-z*[a-z0-9] and be between 2 and 60 characters in
length.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[],[],null,["# Class BackupId (6.98.1)\n\nVersion latestkeyboard_arrow_down\n\n- [6.98.1 (latest)](/java/docs/reference/google-cloud-spanner/latest/com.google.cloud.spanner.BackupId)\n- [6.98.0](/java/docs/reference/google-cloud-spanner/6.98.0/com.google.cloud.spanner.BackupId)\n- [6.97.1](/java/docs/reference/google-cloud-spanner/6.97.1/com.google.cloud.spanner.BackupId)\n- [6.96.1](/java/docs/reference/google-cloud-spanner/6.96.1/com.google.cloud.spanner.BackupId)\n- [6.95.1](/java/docs/reference/google-cloud-spanner/6.95.1/com.google.cloud.spanner.BackupId)\n- [6.94.0](/java/docs/reference/google-cloud-spanner/6.94.0/com.google.cloud.spanner.BackupId)\n- [6.93.0](/java/docs/reference/google-cloud-spanner/6.93.0/com.google.cloud.spanner.BackupId)\n- [6.89.0](/java/docs/reference/google-cloud-spanner/6.89.0/com.google.cloud.spanner.BackupId)\n- [6.88.0](/java/docs/reference/google-cloud-spanner/6.88.0/com.google.cloud.spanner.BackupId)\n- [6.87.0](/java/docs/reference/google-cloud-spanner/6.87.0/com.google.cloud.spanner.BackupId)\n- [6.86.0](/java/docs/reference/google-cloud-spanner/6.86.0/com.google.cloud.spanner.BackupId)\n- [6.85.0](/java/docs/reference/google-cloud-spanner/6.85.0/com.google.cloud.spanner.BackupId)\n- [6.83.0](/java/docs/reference/google-cloud-spanner/6.83.0/com.google.cloud.spanner.BackupId)\n- [6.82.0](/java/docs/reference/google-cloud-spanner/6.82.0/com.google.cloud.spanner.BackupId)\n- [6.80.1](/java/docs/reference/google-cloud-spanner/6.80.1/com.google.cloud.spanner.BackupId)\n- [6.79.0](/java/docs/reference/google-cloud-spanner/6.79.0/com.google.cloud.spanner.BackupId)\n- [6.77.0](/java/docs/reference/google-cloud-spanner/6.77.0/com.google.cloud.spanner.BackupId)\n- [6.74.1](/java/docs/reference/google-cloud-spanner/6.74.1/com.google.cloud.spanner.BackupId)\n- [6.72.0](/java/docs/reference/google-cloud-spanner/6.72.0/com.google.cloud.spanner.BackupId)\n- [6.71.0](/java/docs/reference/google-cloud-spanner/6.71.0/com.google.cloud.spanner.BackupId)\n- [6.69.0](/java/docs/reference/google-cloud-spanner/6.69.0/com.google.cloud.spanner.BackupId)\n- [6.68.0](/java/docs/reference/google-cloud-spanner/6.68.0/com.google.cloud.spanner.BackupId)\n- [6.66.0](/java/docs/reference/google-cloud-spanner/6.66.0/com.google.cloud.spanner.BackupId)\n- [6.65.1](/java/docs/reference/google-cloud-spanner/6.65.1/com.google.cloud.spanner.BackupId)\n- [6.62.0](/java/docs/reference/google-cloud-spanner/6.62.0/com.google.cloud.spanner.BackupId)\n- [6.60.0](/java/docs/reference/google-cloud-spanner/6.60.0/com.google.cloud.spanner.BackupId)\n- [6.58.0](/java/docs/reference/google-cloud-spanner/6.58.0/com.google.cloud.spanner.BackupId)\n- [6.57.0](/java/docs/reference/google-cloud-spanner/6.57.0/com.google.cloud.spanner.BackupId)\n- [6.56.0](/java/docs/reference/google-cloud-spanner/6.56.0/com.google.cloud.spanner.BackupId)\n- [6.55.0](/java/docs/reference/google-cloud-spanner/6.55.0/com.google.cloud.spanner.BackupId)\n- [6.54.0](/java/docs/reference/google-cloud-spanner/6.54.0/com.google.cloud.spanner.BackupId)\n- [6.53.0](/java/docs/reference/google-cloud-spanner/6.53.0/com.google.cloud.spanner.BackupId)\n- [6.52.1](/java/docs/reference/google-cloud-spanner/6.52.1/com.google.cloud.spanner.BackupId)\n- [6.51.0](/java/docs/reference/google-cloud-spanner/6.51.0/com.google.cloud.spanner.BackupId)\n- [6.50.1](/java/docs/reference/google-cloud-spanner/6.50.1/com.google.cloud.spanner.BackupId)\n- [6.49.0](/java/docs/reference/google-cloud-spanner/6.49.0/com.google.cloud.spanner.BackupId)\n- [6.25.1](/java/docs/reference/google-cloud-spanner/6.25.1/com.google.cloud.spanner.BackupId)\n- [6.24.0](/java/docs/reference/google-cloud-spanner/6.24.0/com.google.cloud.spanner.BackupId)\n- [6.23.4](/java/docs/reference/google-cloud-spanner/6.23.4/com.google.cloud.spanner.BackupId)\n- [6.22.0](/java/docs/reference/google-cloud-spanner/6.22.0/com.google.cloud.spanner.BackupId)\n- [6.21.2](/java/docs/reference/google-cloud-spanner/6.21.2/com.google.cloud.spanner.BackupId)\n- [6.20.0](/java/docs/reference/google-cloud-spanner/6.20.0/com.google.cloud.spanner.BackupId)\n- [6.19.1](/java/docs/reference/google-cloud-spanner/6.19.1/com.google.cloud.spanner.BackupId)\n- [6.18.0](/java/docs/reference/google-cloud-spanner/6.18.0/com.google.cloud.spanner.BackupId)\n- [6.17.4](/java/docs/reference/google-cloud-spanner/6.17.4/com.google.cloud.spanner.BackupId)\n- [6.14.1](/java/docs/reference/google-cloud-spanner/6.14.1/com.google.cloud.spanner.BackupId) \n\n public final class BackupId\n\nRepresents an id of a Cloud Spanner backup resource. \n\nInheritance\n-----------\n\n[Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \\\u003e BackupId \n\nInherited Members\n-----------------\n\n[Object.clone()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--) \n[Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-) \n[Object.finalize()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--) \n[Object.getClass()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--) \n[Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--) \n[Object.notify()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--) \n[Object.notifyAll()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--) \n[Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--) \n[Object.wait()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--) \n[Object.wait(long)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-) \n[Object.wait(long,int)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-)\n\nStatic Methods\n--------------\n\n### of(InstanceId instanceId, String backup)\n\n public static BackupId of(InstanceId instanceId, String backup)\n\nCreates a `BackupId` given the instance identity and backup id. The backup id must\nconform to the regular expression a-z\\*\\[a-z0-9\\] and be between 2 and 60 characters\nin length.\n\n### of(String project, String instance, String backup)\n\n public static BackupId of(String project, String instance, String backup)\n\nCreates a `BackupId` given project, instance and backup IDs. The backup id must conform\nto the regular expression a-z\\*\\[a-z0-9\\] and be between 2 and 60 characters in\nlength.\n\nMethods\n-------\n\n### equals(Object o)\n\n public boolean equals(Object o)\n\n**Overrides** \n[Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-)\n\n### getBackup()\n\n public String getBackup()\n\nReturns the backup id.\n\n### getInstanceId()\n\n public InstanceId getInstanceId()\n\nReturns the instance id for this backup.\n\n### getName()\n\n public String getName()\n\nReturns the name of this backup.\n\n### hashCode()\n\n public int hashCode()\n\n**Overrides** \n[Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--)\n\n### toString()\n\n public String toString()\n\n**Overrides** \n[Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--)"]]