[[["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,["# Interface ListTopicsRequestOrBuilder (1.15.13)\n\nVersion latestkeyboard_arrow_down\n\n- [1.15.13 (latest)](/java/docs/reference/google-cloud-pubsublite/latest/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.15.12](/java/docs/reference/google-cloud-pubsublite/1.15.12/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.14.8](/java/docs/reference/google-cloud-pubsublite/1.14.8/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.13.8](/java/docs/reference/google-cloud-pubsublite/1.13.8/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.12.22](/java/docs/reference/google-cloud-pubsublite/1.12.22/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.11.2](/java/docs/reference/google-cloud-pubsublite/1.11.2/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.10.0](/java/docs/reference/google-cloud-pubsublite/1.10.0/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.9.4](/java/docs/reference/google-cloud-pubsublite/1.9.4/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.8.0](/java/docs/reference/google-cloud-pubsublite/1.8.0/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.7.1](/java/docs/reference/google-cloud-pubsublite/1.7.1/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.6.3](/java/docs/reference/google-cloud-pubsublite/1.6.3/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.5.5](/java/docs/reference/google-cloud-pubsublite/1.5.5/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder)\n- [1.4.12](/java/docs/reference/google-cloud-pubsublite/1.4.12/com.google.cloud.pubsublite.proto.ListTopicsRequestOrBuilder) \n\n public interface ListTopicsRequestOrBuilder extends MessageOrBuilder\n\nImplements\n----------\n\n[MessageOrBuilder](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.MessageOrBuilder.html)\n\nMethods\n-------\n\n### getPageSize()\n\n public abstract int getPageSize()\n\nThe maximum number of topics to return. The service may return fewer than\nthis value.\nIf unset or zero, all topics for the parent will be returned.\n\n`int32 page_size = 2;`\n\n### getPageToken()\n\n public abstract String getPageToken()\n\nA page token, received from a previous `ListTopics` call.\nProvide this to retrieve the subsequent page.\n\nWhen paginating, all other parameters provided to `ListTopics` must match\nthe call that provided the page token.\n\n`string page_token = 3;`\n\n### getPageTokenBytes()\n\n public abstract ByteString getPageTokenBytes()\n\nA page token, received from a previous `ListTopics` call.\nProvide this to retrieve the subsequent page.\n\nWhen paginating, all other parameters provided to `ListTopics` must match\nthe call that provided the page token.\n\n`string page_token = 3;`\n\n### getParent()\n\n public abstract String getParent()\n\nRequired. The parent whose topics are to be listed.\nStructured like `projects/{project_number}/locations/{location}`.\n\n`\nstring parent = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }\n`\n\n### getParentBytes()\n\n public abstract ByteString getParentBytes()\n\nRequired. The parent whose topics are to be listed.\nStructured like `projects/{project_number}/locations/{location}`.\n\n`\nstring parent = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }\n`"]]