Base configuration, e.g. projects/<project_name>/instanceConfigs/nam3, based on which
this configuration is created. Only set for user managed configurations. The base config must
refer to a configuration of type GOOGLE_MANAGED.
etag, which is used for optimistic concurrency control as a way to help prevent simultaneous
updates of an instance config from overwriting each other.
[[["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 InstanceConfigInfo (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.InstanceConfigInfo)\n- [6.98.0](/java/docs/reference/google-cloud-spanner/6.98.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.97.1](/java/docs/reference/google-cloud-spanner/6.97.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.96.1](/java/docs/reference/google-cloud-spanner/6.96.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.95.1](/java/docs/reference/google-cloud-spanner/6.95.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.94.0](/java/docs/reference/google-cloud-spanner/6.94.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.93.0](/java/docs/reference/google-cloud-spanner/6.93.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.89.0](/java/docs/reference/google-cloud-spanner/6.89.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.88.0](/java/docs/reference/google-cloud-spanner/6.88.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.87.0](/java/docs/reference/google-cloud-spanner/6.87.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.86.0](/java/docs/reference/google-cloud-spanner/6.86.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.85.0](/java/docs/reference/google-cloud-spanner/6.85.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.83.0](/java/docs/reference/google-cloud-spanner/6.83.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.82.0](/java/docs/reference/google-cloud-spanner/6.82.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.80.1](/java/docs/reference/google-cloud-spanner/6.80.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.79.0](/java/docs/reference/google-cloud-spanner/6.79.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.77.0](/java/docs/reference/google-cloud-spanner/6.77.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.74.1](/java/docs/reference/google-cloud-spanner/6.74.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.72.0](/java/docs/reference/google-cloud-spanner/6.72.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.71.0](/java/docs/reference/google-cloud-spanner/6.71.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.69.0](/java/docs/reference/google-cloud-spanner/6.69.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.68.0](/java/docs/reference/google-cloud-spanner/6.68.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.66.0](/java/docs/reference/google-cloud-spanner/6.66.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.65.1](/java/docs/reference/google-cloud-spanner/6.65.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.62.0](/java/docs/reference/google-cloud-spanner/6.62.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.60.0](/java/docs/reference/google-cloud-spanner/6.60.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.58.0](/java/docs/reference/google-cloud-spanner/6.58.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.57.0](/java/docs/reference/google-cloud-spanner/6.57.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.56.0](/java/docs/reference/google-cloud-spanner/6.56.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.55.0](/java/docs/reference/google-cloud-spanner/6.55.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.54.0](/java/docs/reference/google-cloud-spanner/6.54.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.53.0](/java/docs/reference/google-cloud-spanner/6.53.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.52.1](/java/docs/reference/google-cloud-spanner/6.52.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.51.0](/java/docs/reference/google-cloud-spanner/6.51.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.50.1](/java/docs/reference/google-cloud-spanner/6.50.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.49.0](/java/docs/reference/google-cloud-spanner/6.49.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.25.1](/java/docs/reference/google-cloud-spanner/6.25.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.24.0](/java/docs/reference/google-cloud-spanner/6.24.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.23.4](/java/docs/reference/google-cloud-spanner/6.23.4/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.22.0](/java/docs/reference/google-cloud-spanner/6.22.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.21.2](/java/docs/reference/google-cloud-spanner/6.21.2/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.20.0](/java/docs/reference/google-cloud-spanner/6.20.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.19.1](/java/docs/reference/google-cloud-spanner/6.19.1/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.18.0](/java/docs/reference/google-cloud-spanner/6.18.0/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.17.4](/java/docs/reference/google-cloud-spanner/6.17.4/com.google.cloud.spanner.InstanceConfigInfo)\n- [6.14.1](/java/docs/reference/google-cloud-spanner/6.14.1/com.google.cloud.spanner.InstanceConfigInfo) \n\n public class InstanceConfigInfo\n\nRepresents a Cloud Spanner instance config resource. \n\nInheritance\n-----------\n\n[Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \\\u003e InstanceConfigInfo \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### newBuilder(InstanceConfigId id)\n\n public static InstanceConfigInfo.Builder newBuilder(InstanceConfigId id)\n\n### newBuilder(InstanceConfigId id, InstanceConfigInfo baseConfig)\n\n public static InstanceConfigInfo.Builder newBuilder(InstanceConfigId id, InstanceConfigInfo baseConfig)\n\nConstructors\n------------\n\n### InstanceConfigInfo(InstanceConfigId id, String displayName) (deprecated)\n\n public InstanceConfigInfo(InstanceConfigId id, String displayName)\n\nUse [#newBuilder](/java/docs/reference/google-cloud-spanner/latest/com.google.cloud.spanner.InstanceConfigInfo#com_google_cloud_spanner_InstanceConfigInfo_newBuilder_) instead\n\n### InstanceConfigInfo(InstanceConfigId id, String displayName, List\\\u003cReplicaInfo\\\u003e replicas, List\\\u003cString\\\u003e leaderOptions) (deprecated)\n\n public InstanceConfigInfo(InstanceConfigId id, String displayName, List\u003cReplicaInfo\u003e replicas, List\u003cString\u003e leaderOptions)\n\nUse [#newBuilder](/java/docs/reference/google-cloud-spanner/latest/com.google.cloud.spanner.InstanceConfigInfo#com_google_cloud_spanner_InstanceConfigInfo_newBuilder_) instead\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### getBaseConfig()\n\n public InstanceConfigInfo getBaseConfig()\n\nBase configuration, e.g. `projects/\u003cproject_name\u003e/instanceConfigs/nam3`, based on which\nthis configuration is created. Only set for user managed configurations. The base config must\nrefer to a configuration of type GOOGLE_MANAGED.\n\n### getConfigType()\n\n public InstanceConfigInfo.Type getConfigType()\n\nConfig type, indicates whether this instance config is a Google or User Managed Configuration.\n\n### getDisplayName()\n\n public String getDisplayName()\n\nReturns the display name of this instance config.\n\n### getEtag()\n\n public String getEtag()\n\netag, which is used for optimistic concurrency control as a way to help prevent simultaneous\nupdates of an instance config from overwriting each other.\n\n### getId()\n\n public InstanceConfigId getId()\n\nReturns the id of this instance config.\n\n### getLabels()\n\n public Map\u003cString,String\u003e getLabels()\n\nCloud Labels, which can be used to filter collections of resources. They can be used to control\nhow resource metrics are aggregated.\n\n### getLeaderOptions()\n\n public List\u003cString\u003e getLeaderOptions()\n\nAllowed values of the default leader schema option for databases in instances that use this\ninstance configuration.\n\n### getOptionalReplicas()\n\n public List\u003cReplicaInfo\u003e getOptionalReplicas()\n\nThe available optional replicas to choose from for user managed configurations. Populated for\nGoogle managed configurations.\n\n### getReconciling()\n\n public boolean getReconciling()\n\nIf true, the instance config is being created or updated. If false, there are no ongoing\noperations for the instance config.\n\n### getReplicas()\n\n public List\u003cReplicaInfo\u003e getReplicas()\n\nThe geographic placement of nodes in this instance configuration and their replication\nproperties.\n\n### getState()\n\n public InstanceConfigInfo.State getState()\n\nThe current instance config state.\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### toBuilder()\n\n public InstanceConfigInfo.Builder toBuilder()\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--)"]]