diff --git a/src/main/java/com/google/api/generator/gapic/composer/ServiceClientClassComposer.java b/src/main/java/com/google/api/generator/gapic/composer/ServiceClientClassComposer.java
index 97982a32c4..35dff2c4d7 100644
--- a/src/main/java/com/google/api/generator/gapic/composer/ServiceClientClassComposer.java
+++ b/src/main/java/com/google/api/generator/gapic/composer/ServiceClientClassComposer.java
@@ -566,13 +566,13 @@ private static List<MethodDefinition> createMethodVariants(
               .build();
 
       Optional<String> methodSampleCode = Optional.empty();
-      if (!method.isPaged() && !method.hasLro()) {
-        // TODO(summerji): Remove the condition check once finished the implementation on paged
-        // sample code and lro sample code.
+      if (!method.hasLro()) {
+        // TODO(summerji): Remove the condition check once finished the implementation on lro sample
+        // code.
         methodSampleCode =
             Optional.of(
                 ServiceClientSampleCodeComposer.composeRpcMethodHeaderSampleCode(
-                    method, types.get(clientName), signature, resourceNames));
+                    method, types.get(clientName), signature, resourceNames, messageTypes));
       }
       MethodDefinition.Builder methodVariantBuilder =
           MethodDefinition.builder()
diff --git a/src/main/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposer.java b/src/main/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposer.java
index b009d079c4..7211ae8ce6 100644
--- a/src/main/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposer.java
+++ b/src/main/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposer.java
@@ -16,26 +16,32 @@
 
 import com.google.api.gax.core.FixedCredentialsProvider;
 import com.google.api.generator.engine.ast.AssignmentExpr;
+import com.google.api.generator.engine.ast.CommentStatement;
 import com.google.api.generator.engine.ast.ConcreteReference;
 import com.google.api.generator.engine.ast.Expr;
 import com.google.api.generator.engine.ast.ExprStatement;
+import com.google.api.generator.engine.ast.ForStatement;
+import com.google.api.generator.engine.ast.LineComment;
 import com.google.api.generator.engine.ast.MethodInvocationExpr;
+import com.google.api.generator.engine.ast.Statement;
 import com.google.api.generator.engine.ast.TryCatchStatement;
 import com.google.api.generator.engine.ast.TypeNode;
 import com.google.api.generator.engine.ast.VaporReference;
 import com.google.api.generator.engine.ast.Variable;
 import com.google.api.generator.engine.ast.VariableExpr;
 import com.google.api.generator.gapic.composer.samplecode.SampleCodeWriter;
+import com.google.api.generator.gapic.model.Field;
+import com.google.api.generator.gapic.model.Message;
 import com.google.api.generator.gapic.model.Method;
 import com.google.api.generator.gapic.model.MethodArgument;
 import com.google.api.generator.gapic.model.ResourceName;
 import com.google.api.generator.gapic.utils.JavaStyle;
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
+import java.util.function.Function;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
@@ -186,8 +192,24 @@ public static String composeRpcMethodHeaderSampleCode(
       Method method,
       TypeNode clientType,
       List<MethodArgument> arguments,
-      Map<String, ResourceName> resourceNames) {
+      Map<String, ResourceName> resourceNames,
+      Map<String, Message> messageTypes) {
     // TODO(summerji): Add other types RPC methods' sample code.
+    if (method.isPaged()) {
+      // Find the repeated field.
+      Message methodOutputMessage = messageTypes.get(method.outputType().reference().simpleName());
+      Field repeatedPagedResultsField = methodOutputMessage.findAndUnwrapFirstRepeatedField();
+      Preconditions.checkNotNull(
+          repeatedPagedResultsField,
+          String.format(
+              "No repeated field found on message %s for method %s",
+              methodOutputMessage.name(), method.name()));
+
+      TypeNode repeatedResponseType = repeatedPagedResultsField.type();
+      return SampleCodeWriter.write(
+          composeUnaryPagedRpcMethodSampleCode(
+              method, clientType, repeatedResponseType, arguments, resourceNames));
+    }
     return SampleCodeWriter.write(
         composeUnaryRpcMethodSampleCode(method, clientType, arguments, resourceNames));
   }
@@ -204,52 +226,12 @@ static TryCatchStatement composeUnaryRpcMethodSampleCode(
                 .setName(JavaStyle.toLowerCamelCase(clientType.reference().name()))
                 .setType(clientType)
                 .build());
-    // List of rpc method arguments' variable expressions.
-    List<VariableExpr> rpcMethodArgVarExprs =
-        arguments.stream()
-            .map(
-                arg ->
-                    VariableExpr.withVariable(
-                        Variable.builder()
-                            .setName(JavaStyle.toLowerCamelCase(arg.name()))
-                            .setType(arg.type())
-                            .build()))
-            .collect(Collectors.toList());
-    // List of rpc method arguments' default value expression.
-    List<ResourceName> resourceNameList =
-        resourceNames.values().stream().collect(Collectors.toList());
+    List<VariableExpr> rpcMethodArgVarExprs = createRpcMethodArgumentVariableExprs(arguments);
     List<Expr> rpcMethodArgDefaultValueExprs =
-        arguments.stream()
-            .map(
-                arg ->
-                    !isStringTypedResourceName(arg, resourceNames)
-                        ? DefaultValueComposer.createDefaultValue(arg, resourceNames)
-                        : MethodInvocationExpr.builder()
-                            .setExprReferenceExpr(
-                                DefaultValueComposer.createDefaultValue(
-                                    resourceNames.get(
-                                        arg.field().resourceReference().resourceTypeString()),
-                                    resourceNameList,
-                                    arg.field().name()))
-                            .setMethodName("toString")
-                            .setReturnType(TypeNode.STRING)
-                            .build())
-            .collect(Collectors.toList());
-
-    List<Expr> bodyExprs = new ArrayList<>();
-    Preconditions.checkState(
-        rpcMethodArgVarExprs.size() == rpcMethodArgDefaultValueExprs.size(),
-        "Expected the number of method arguments to match the number of default values.");
-    bodyExprs.addAll(
-        IntStream.range(0, rpcMethodArgVarExprs.size())
-            .mapToObj(
-                i ->
-                    AssignmentExpr.builder()
-                        .setVariableExpr(
-                            (rpcMethodArgVarExprs.get(i)).toBuilder().setIsDecl(true).build())
-                        .setValueExpr(rpcMethodArgDefaultValueExprs.get(i))
-                        .build())
-            .collect(Collectors.toList()));
+        createRpcMethodArgumentDefaultValueExprs(arguments, resourceNames);
+    List<Expr> bodyExprs =
+        createAssignmentsForVarExprsWithValueExprs(
+            rpcMethodArgVarExprs, rpcMethodArgDefaultValueExprs);
     // Invoke current method based on return type.
     // e.g. if return void, echoClient.echo(..); or,
     // e.g. if return other type, EchoResponse response = echoClient.echo(...);
@@ -290,8 +272,125 @@ static TryCatchStatement composeUnaryRpcMethodSampleCode(
         .build();
   }
 
+  @VisibleForTesting
+  static TryCatchStatement composeUnaryPagedRpcMethodSampleCode(
+      Method method,
+      TypeNode clientType,
+      TypeNode repeatedResponseType,
+      List<MethodArgument> arguments,
+      Map<String, ResourceName> resourceNames) {
+    VariableExpr clientVarExpr =
+        VariableExpr.withVariable(
+            Variable.builder()
+                .setName(JavaStyle.toLowerCamelCase(clientType.reference().name()))
+                .setType(clientType)
+                .build());
+    List<VariableExpr> rpcMethodArgVarExprs = createRpcMethodArgumentVariableExprs(arguments);
+    List<Expr> rpcMethodArgDefaultValueExprs =
+        createRpcMethodArgumentDefaultValueExprs(arguments, resourceNames);
+    List<Expr> bodyExprs =
+        createAssignmentsForVarExprsWithValueExprs(
+            rpcMethodArgVarExprs, rpcMethodArgDefaultValueExprs);
+    // For loop paged response item on iterateAll method.
+    // e.g. for (LogEntry element : loggingServiceV2Client.ListLogs(parent).iterateAll()) {
+    //          //doThingsWith(element);
+    //      }
+    MethodInvocationExpr clientMethodExpr =
+        MethodInvocationExpr.builder()
+            .setExprReferenceExpr(clientVarExpr)
+            .setMethodName(JavaStyle.toLowerCamelCase(method.name()))
+            .setArguments(
+                rpcMethodArgVarExprs.stream().map(e -> (Expr) e).collect(Collectors.toList()))
+            .build();
+    Expr clientMethodIteratorAllExpr =
+        MethodInvocationExpr.builder()
+            .setExprReferenceExpr(clientMethodExpr)
+            .setMethodName("iterateAll")
+            .setReturnType(repeatedResponseType)
+            .build();
+    ForStatement loopIteratorStatement =
+        ForStatement.builder()
+            .setLocalVariableExpr(
+                VariableExpr.builder()
+                    .setVariable(
+                        Variable.builder().setName("element").setType(repeatedResponseType).build())
+                    .setIsDecl(true)
+                    .build())
+            .setCollectionExpr(clientMethodIteratorAllExpr)
+            .setBody(
+                Arrays.asList(
+                    CommentStatement.withComment(
+                        LineComment.withComment("doThingsWith(element);"))))
+            .build();
+
+    List<Statement> bodyStatements =
+        bodyExprs.stream().map(e -> ExprStatement.withExpr(e)).collect(Collectors.toList());
+    bodyStatements.add(loopIteratorStatement);
+
+    return TryCatchStatement.builder()
+        .setTryResourceExpr(assignClientVariableWithCreateMethodExpr(clientVarExpr))
+        .setTryBody(bodyStatements)
+        .setIsSampleCode(true)
+        .build();
+  }
+
   // ==================================Helpers===================================================//
 
+  // Create a list of RPC method arguments' variable expressions.
+  private static List<VariableExpr> createRpcMethodArgumentVariableExprs(
+      List<MethodArgument> arguments) {
+    return arguments.stream()
+        .map(
+            arg ->
+                VariableExpr.withVariable(
+                    Variable.builder()
+                        .setName(JavaStyle.toLowerCamelCase(arg.name()))
+                        .setType(arg.type())
+                        .build()))
+        .collect(Collectors.toList());
+  }
+
+  // Create a list of RPC method arguments' default value expression.
+  private static List<Expr> createRpcMethodArgumentDefaultValueExprs(
+      List<MethodArgument> arguments, Map<String, ResourceName> resourceNames) {
+    List<ResourceName> resourceNameList =
+        resourceNames.values().stream().collect(Collectors.toList());
+    Function<MethodArgument, MethodInvocationExpr> stringResourceNameDefaultValueExpr =
+        arg ->
+            MethodInvocationExpr.builder()
+                .setExprReferenceExpr(
+                    DefaultValueComposer.createDefaultValue(
+                        resourceNames.get(arg.field().resourceReference().resourceTypeString()),
+                        resourceNameList,
+                        arg.field().name()))
+                .setMethodName("toString")
+                .setReturnType(TypeNode.STRING)
+                .build();
+    return arguments.stream()
+        .map(
+            arg ->
+                !isStringTypedResourceName(arg, resourceNames)
+                    ? DefaultValueComposer.createDefaultValue(arg, resourceNames)
+                    : stringResourceNameDefaultValueExpr.apply(arg))
+        .collect(Collectors.toList());
+  }
+
+  // Create a list of assignment expressions for variable expr with value expr.
+  private static List<Expr> createAssignmentsForVarExprsWithValueExprs(
+      List<VariableExpr> variableExprs, List<Expr> valueExprs) {
+    Preconditions.checkState(
+        variableExprs.size() == valueExprs.size(),
+        "Expected the number of method arguments to match the number of default values.");
+    return IntStream.range(0, variableExprs.size())
+        .mapToObj(
+            i ->
+                AssignmentExpr.builder()
+                    .setVariableExpr(variableExprs.get(i).toBuilder().setIsDecl(true).build())
+                    .setValueExpr(valueExprs.get(i))
+                    .build())
+        .collect(Collectors.toList());
+  }
+
   // Assign client variable expr with create client.
   // e.g EchoClient echoClient = EchoClient.create()
   private static AssignmentExpr assignClientVariableWithCreateMethodExpr(
diff --git a/src/test/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposerTest.java b/src/test/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposerTest.java
index 384f2d97c1..e902ef0177 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposerTest.java
+++ b/src/test/java/com/google/api/generator/gapic/composer/ServiceClientSampleCodeComposerTest.java
@@ -15,6 +15,7 @@
 package com.google.api.generator.gapic.composer;
 
 import static junit.framework.Assert.assertEquals;
+import static org.junit.Assert.assertThrows;
 
 import com.google.api.generator.engine.ast.ConcreteReference;
 import com.google.api.generator.engine.ast.Reference;
@@ -22,6 +23,7 @@
 import com.google.api.generator.engine.ast.VaporReference;
 import com.google.api.generator.gapic.composer.samplecode.SampleCodeWriter;
 import com.google.api.generator.gapic.model.Field;
+import com.google.api.generator.gapic.model.Message;
 import com.google.api.generator.gapic.model.Method;
 import com.google.api.generator.gapic.model.MethodArgument;
 import com.google.api.generator.gapic.model.ResourceName;
@@ -34,16 +36,17 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
-import org.junit.Assert;
 import org.junit.Test;
 
 public class ServiceClientSampleCodeComposerTest {
   private static final String SHOWCASE_PACKAGE_NAME = "com.google.showcase.v1beta1";
 
+  // =======================================RPC Method Header Sample Code=======================//
   @Test
   public void validComposeRpcMethodHeaderSampleCode_pureUnaryRpc() {
     FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
     Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    Map<String, Message> messageTypes = Parser.parseMessages(echoFileDescriptor);
     TypeNode clientType =
         TypeNode.withReference(
             VaporReference.builder()
@@ -72,7 +75,7 @@ public void validComposeRpcMethodHeaderSampleCode_pureUnaryRpc() {
             .build();
     String results =
         ServiceClientSampleCodeComposer.composeRpcMethodHeaderSampleCode(
-            method, clientType, methodArguments, resourceNames);
+            method, clientType, methodArguments, resourceNames, messageTypes);
     String expected =
         LineFormatter.lines(
             "try (EchoClient echoClient = EchoClient.create()) {\n",
@@ -81,6 +84,150 @@ public void validComposeRpcMethodHeaderSampleCode_pureUnaryRpc() {
     assertEquals(expected, results);
   }
 
+  @Test
+  public void validComposeRpcMethodHeaderSampleCode_pagedUnaryRpc() {
+    FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
+    Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    Map<String, Message> messageTypes = Parser.parseMessages(echoFileDescriptor);
+    TypeNode clientType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoClient")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode inputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("PagedExpandRequest")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode outputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("PagedExpandResponse")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    Method method =
+        Method.builder()
+            .setName("SimplePagedExpand")
+            .setMethodSignatures(Collections.emptyList())
+            .setInputType(inputType)
+            .setOutputType(outputType)
+            .setIsPaged(true)
+            .build();
+    String results =
+        ServiceClientSampleCodeComposer.composeRpcMethodHeaderSampleCode(
+            method, clientType, Collections.emptyList(), resourceNames, messageTypes);
+    String expected =
+        LineFormatter.lines(
+            "try (EchoClient echoClient = EchoClient.create()) {\n",
+            "  for (EchoResponse element : echoClient.simplePagedExpand().iterateAll()) {\n",
+            "    // doThingsWith(element);\n",
+            "  }\n",
+            "}");
+    assertEquals(expected, results);
+  }
+
+  @Test
+  public void invalidComposeRpcMethodHeaderSampleCode_noMatchedRepeatedResponseTypeInPagedMethod() {
+    FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
+    Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    Map<String, Message> messageTypes = Parser.parseMessages(echoFileDescriptor);
+    TypeNode clientType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoClient")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode inputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoRequest")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode outputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("PagedResponse")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    List<MethodArgument> methodArguments = Collections.emptyList();
+    Method method =
+        Method.builder()
+            .setName("simplePagedMethod")
+            .setMethodSignatures(Arrays.asList(methodArguments))
+            .setInputType(inputType)
+            .setOutputType(outputType)
+            .setIsPaged(true)
+            .build();
+    assertThrows(
+        NullPointerException.class,
+        () ->
+            ServiceClientSampleCodeComposer.composeRpcMethodHeaderSampleCode(
+                method, clientType, methodArguments, resourceNames, messageTypes));
+  }
+
+  @Test
+  public void invalidComposeRpcMethodHeaderSampleCode_noRepeatedResponseTypeInPagedMethod() {
+    FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
+    Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    Map<String, Message> messageTypes = Parser.parseMessages(echoFileDescriptor);
+    TypeNode clientType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoClient")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode inputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoRequest")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode outputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("PagedResponse")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    List<MethodArgument> methodArguments = Collections.emptyList();
+    Method method =
+        Method.builder()
+            .setName("simplePagedMethod")
+            .setMethodSignatures(Arrays.asList(methodArguments))
+            .setInputType(inputType)
+            .setOutputType(outputType)
+            .setIsPaged(true)
+            .build();
+    Field responseField =
+        Field.builder()
+            .setName("response")
+            .setType(
+                TypeNode.withReference(
+                    ConcreteReference.builder()
+                        .setClazz(List.class)
+                        .setGenerics(ConcreteReference.withClazz(String.class))
+                        .build()))
+            .setIsMessage(true)
+            .setIsRepeated(false)
+            .build();
+    Field nextPageToken =
+        Field.builder().setName("next_page_token").setType(TypeNode.STRING).build();
+    Message noRepeatedFieldMessage =
+        Message.builder()
+            .setName("PagedResponse")
+            .setType(outputType)
+            .setFields(Arrays.asList(responseField, nextPageToken))
+            .build();
+    messageTypes.put("PagedResponse", noRepeatedFieldMessage);
+    assertThrows(
+        NullPointerException.class,
+        () ->
+            ServiceClientSampleCodeComposer.composeRpcMethodHeaderSampleCode(
+                method, clientType, methodArguments, resourceNames, messageTypes));
+  }
+
+  // =======================================Unary RPC Method Sample Code=======================//
   @Test
   public void composeUnaryRpcMethodSampleCode_resourceNameMethodArgument() {
     FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
@@ -649,6 +796,129 @@ public void composeUnaryRpcMethodSampleCode_methodReturnVoid() {
             "  String name = \"name3373707\";\n",
             "  echoClient.delete(name);\n",
             "}");
-    Assert.assertEquals(results, expected);
+    assertEquals(results, expected);
+  }
+
+  // ===================================Unary Paged RPC Method Sample Code ======================//
+  @Test
+  public void composeUnaryPagedRpcMethodSampleCode_multipleMethodArguments() {
+    FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
+    Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    TypeNode clientType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoClient")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode inputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("ListContentRequest")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode outputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("ListContentResponse")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode resourceNameType =
+        TypeNode.withReference(
+            ConcreteReference.builder()
+                .setClazz(List.class)
+                .setGenerics(ConcreteReference.withClazz(String.class))
+                .build());
+    List<MethodArgument> arguments =
+        Arrays.asList(
+            MethodArgument.builder()
+                .setName("resourceName")
+                .setType(resourceNameType)
+                .setField(
+                    Field.builder()
+                        .setName("resourceName")
+                        .setType(resourceNameType)
+                        .setIsRepeated(true)
+                        .build())
+                .build(),
+            MethodArgument.builder()
+                .setName("filter")
+                .setType(TypeNode.STRING)
+                .setField(Field.builder().setName("filter").setType(TypeNode.STRING).build())
+                .build());
+    Method method =
+        Method.builder()
+            .setName("ListContent")
+            .setMethodSignatures(Arrays.asList(arguments))
+            .setInputType(inputType)
+            .setOutputType(outputType)
+            .setIsPaged(true)
+            .build();
+    TypeNode repeatedResponseType =
+        TypeNode.withReference(
+            VaporReference.builder().setName("Content").setPakkage(SHOWCASE_PACKAGE_NAME).build());
+
+    String results =
+        SampleCodeWriter.write(
+            ServiceClientSampleCodeComposer.composeUnaryPagedRpcMethodSampleCode(
+                method, clientType, repeatedResponseType, arguments, resourceNames));
+    String expected =
+        LineFormatter.lines(
+            "try (EchoClient echoClient = EchoClient.create()) {\n",
+            "  List<String> resourceName = new ArrayList<>();\n",
+            "  String filter = \"filter-1274492040\";\n",
+            "  for (Content element : echoClient.listContent(resourceName, filter).iterateAll()) {\n",
+            "    // doThingsWith(element);\n",
+            "  }\n",
+            "}");
+    assertEquals(results, expected);
+  }
+
+  @Test
+  public void composeUnaryPagedRpcMethodSampleCode_noMethodArguments() {
+    FileDescriptor echoFileDescriptor = EchoOuterClass.getDescriptor();
+    Map<String, ResourceName> resourceNames = Parser.parseResourceNames(echoFileDescriptor);
+    TypeNode clientType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("EchoClient")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode inputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("ListContentRequest")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    TypeNode outputType =
+        TypeNode.withReference(
+            VaporReference.builder()
+                .setName("ListContentResponse")
+                .setPakkage(SHOWCASE_PACKAGE_NAME)
+                .build());
+    List<MethodArgument> arguments = Collections.emptyList();
+    Method method =
+        Method.builder()
+            .setName("ListContent")
+            .setMethodSignatures(Arrays.asList(arguments))
+            .setInputType(inputType)
+            .setOutputType(outputType)
+            .setIsPaged(true)
+            .build();
+    TypeNode repeatedResponseType =
+        TypeNode.withReference(
+            VaporReference.builder().setName("Content").setPakkage(SHOWCASE_PACKAGE_NAME).build());
+
+    String results =
+        SampleCodeWriter.write(
+            ServiceClientSampleCodeComposer.composeUnaryPagedRpcMethodSampleCode(
+                method, clientType, repeatedResponseType, arguments, resourceNames));
+    String expected =
+        LineFormatter.lines(
+            "try (EchoClient echoClient = EchoClient.create()) {\n",
+            "  for (Content element : echoClient.listContent().iterateAll()) {\n",
+            "    // doThingsWith(element);\n",
+            "  }\n",
+            "}");
+    assertEquals(results, expected);
   }
 }
diff --git a/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoClient.golden b/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoClient.golden
index d0557f887a..69a21d3a3d 100644
--- a/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoClient.golden
+++ b/src/test/java/com/google/api/generator/gapic/composer/goldens/EchoClient.golden
@@ -361,6 +361,16 @@ public class EchoClient implements BackgroundResource {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD.
   /**
+   * Sample code:
+   *
+   * <pre>{@code
+   * try (EchoClient echoClient = EchoClient.create()) {
+   *   for (EchoResponse element : echoClient.simplePagedExpand().iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param request The request object containing all of the parameters for the API call.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
diff --git a/test/integration/goldens/asset/AssetServiceClient.java b/test/integration/goldens/asset/AssetServiceClient.java
index bbe91cd308..ce97a13c41 100644
--- a/test/integration/goldens/asset/AssetServiceClient.java
+++ b/test/integration/goldens/asset/AssetServiceClient.java
@@ -516,6 +516,20 @@ public final UnaryCallable<DeleteFeedRequest, Empty> deleteFeedCallable() {
    * organization. The caller must be granted the `cloudasset.assets.searchAllResources` permission
    * on the desired scope, otherwise the request will be rejected.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
+   *   String scope = "scope109264468";
+   *   String query = "query107944136";
+   *   List<String> assetTypes = new ArrayList<>();
+   *   for (ResourceSearchResult element :
+   *       assetServiceClient.searchAllResources(scope, query, assetTypes).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param scope Required. A scope can be a project, a folder, or an organization. The search is
    *     limited to the resources within the `scope`. The caller must be granted the
    *     [`cloudasset.assets.searchAllResources`](http://cloud.google.com/asset-inventory/docs/access-control#required_permissions)
@@ -622,6 +636,19 @@ public final SearchAllResourcesPagedResponse searchAllResources(
    * organization. The caller must be granted the `cloudasset.assets.searchAllIamPolicies`
    * permission on the desired scope, otherwise the request will be rejected.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (AssetServiceClient assetServiceClient = AssetServiceClient.create()) {
+   *   String scope = "scope109264468";
+   *   String query = "query107944136";
+   *   for (IamPolicySearchResult element :
+   *       assetServiceClient.searchAllIamPolicies(scope, query).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param scope Required. A scope can be a project, a folder, or an organization. The search is
    *     limited to the IAM policies within the `scope`. The caller must be granted the
    *     [`cloudasset.assets.searchAllIamPolicies`](http://cloud.google.com/asset-inventory/docs/access-control#required_permissions)
diff --git a/test/integration/goldens/library/LibraryServiceClient.java b/test/integration/goldens/library/LibraryServiceClient.java
index 786c7324a7..ea2d0df8b3 100644
--- a/test/integration/goldens/library/LibraryServiceClient.java
+++ b/test/integration/goldens/library/LibraryServiceClient.java
@@ -668,6 +668,17 @@ public final UnaryCallable<GetBookRequest, Book> getBookCallable() {
    * not necessarily be added to the end of this list. Returns NOT_FOUND if the shelf does not
    * exist.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
+   *   ShelfName name = ShelfName.of("[SHELF_ID]");
+   *   for (Book element : libraryServiceClient.listBooks(name).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param name The name of the shelf whose books we'd like to list.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
@@ -683,6 +694,17 @@ public final ListBooksPagedResponse listBooks(ShelfName name) {
    * not necessarily be added to the end of this list. Returns NOT_FOUND if the shelf does not
    * exist.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LibraryServiceClient libraryServiceClient = LibraryServiceClient.create()) {
+   *   String name = "name3373707";
+   *   for (Book element : libraryServiceClient.listBooks(name).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param name The name of the shelf whose books we'd like to list.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
diff --git a/test/integration/goldens/logging/ConfigClient.java b/test/integration/goldens/logging/ConfigClient.java
index f213970602..75930c33de 100644
--- a/test/integration/goldens/logging/ConfigClient.java
+++ b/test/integration/goldens/logging/ConfigClient.java
@@ -176,6 +176,18 @@ public ConfigServiceV2Stub getStub() {
   /**
    * Lists buckets (Beta).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   BillingAccountLocationName parent =
+   *       BillingAccountLocationName.of("[BILLING_ACCOUNT]", "[LOCATION]");
+   *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose buckets are to be listed:
    *     <p>"projects/[PROJECT_ID]/locations/[LOCATION_ID]"
    *     "organizations/[ORGANIZATION_ID]/locations/[LOCATION_ID]"
@@ -197,6 +209,17 @@ public final ListBucketsPagedResponse listBuckets(BillingAccountLocationName par
   /**
    * Lists buckets (Beta).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   FolderLocationName parent = FolderLocationName.of("[FOLDER]", "[LOCATION]");
+   *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose buckets are to be listed:
    *     <p>"projects/[PROJECT_ID]/locations/[LOCATION_ID]"
    *     "organizations/[ORGANIZATION_ID]/locations/[LOCATION_ID]"
@@ -218,6 +241,17 @@ public final ListBucketsPagedResponse listBuckets(FolderLocationName parent) {
   /**
    * Lists buckets (Beta).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+   *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose buckets are to be listed:
    *     <p>"projects/[PROJECT_ID]/locations/[LOCATION_ID]"
    *     "organizations/[ORGANIZATION_ID]/locations/[LOCATION_ID]"
@@ -239,6 +273,17 @@ public final ListBucketsPagedResponse listBuckets(LocationName parent) {
   /**
    * Lists buckets (Beta).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   OrganizationLocationName parent = OrganizationLocationName.of("[ORGANIZATION]", "[LOCATION]");
+   *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose buckets are to be listed:
    *     <p>"projects/[PROJECT_ID]/locations/[LOCATION_ID]"
    *     "organizations/[ORGANIZATION_ID]/locations/[LOCATION_ID]"
@@ -260,6 +305,19 @@ public final ListBucketsPagedResponse listBuckets(OrganizationLocationName paren
   /**
    * Lists buckets (Beta).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   String parent =
+   *       LogBucketName.ofProjectLocationBucketName("[PROJECT]", "[LOCATION]", "[BUCKET]")
+   *           .toString();
+   *   for (LogBucket element : configClient.listBuckets(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose buckets are to be listed:
    *     <p>"projects/[PROJECT_ID]/locations/[LOCATION_ID]"
    *     "organizations/[ORGANIZATION_ID]/locations/[LOCATION_ID]"
@@ -370,6 +428,17 @@ public final UnaryCallable<UpdateBucketRequest, LogBucket> updateBucketCallable(
   /**
    * Lists sinks.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
+   *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose sinks are to be listed:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -385,6 +454,17 @@ public final ListSinksPagedResponse listSinks(BillingAccountName parent) {
   /**
    * Lists sinks.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   FolderName parent = FolderName.of("[FOLDER]");
+   *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose sinks are to be listed:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -400,6 +480,17 @@ public final ListSinksPagedResponse listSinks(FolderName parent) {
   /**
    * Lists sinks.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
+   *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose sinks are to be listed:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -415,6 +506,17 @@ public final ListSinksPagedResponse listSinks(OrganizationName parent) {
   /**
    * Lists sinks.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   ProjectName parent = ProjectName.of("[PROJECT]");
+   *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose sinks are to be listed:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -430,6 +532,17 @@ public final ListSinksPagedResponse listSinks(ProjectName parent) {
   /**
    * Lists sinks.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   String parent = LogSinkName.ofProjectSinkName("[PROJECT]", "[SINK]").toString();
+   *   for (LogSink element : configClient.listSinks(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose sinks are to be listed:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -1027,6 +1140,17 @@ public final UnaryCallable<DeleteSinkRequest, Empty> deleteSinkCallable() {
   /**
    * Lists all the exclusions in a parent resource.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
+   *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose exclusions are to be listed.
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -1044,6 +1168,17 @@ public final ListExclusionsPagedResponse listExclusions(BillingAccountName paren
   /**
    * Lists all the exclusions in a parent resource.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   FolderName parent = FolderName.of("[FOLDER]");
+   *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose exclusions are to be listed.
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -1061,6 +1196,17 @@ public final ListExclusionsPagedResponse listExclusions(FolderName parent) {
   /**
    * Lists all the exclusions in a parent resource.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
+   *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose exclusions are to be listed.
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -1078,6 +1224,17 @@ public final ListExclusionsPagedResponse listExclusions(OrganizationName parent)
   /**
    * Lists all the exclusions in a parent resource.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   ProjectName parent = ProjectName.of("[PROJECT]");
+   *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose exclusions are to be listed.
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -1095,6 +1252,18 @@ public final ListExclusionsPagedResponse listExclusions(ProjectName parent) {
   /**
    * Lists all the exclusions in a parent resource.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (ConfigClient configClient = ConfigClient.create()) {
+   *   String parent =
+   *       LogExclusionName.ofProjectExclusionName("[PROJECT]", "[EXCLUSION]").toString();
+   *   for (LogExclusion element : configClient.listExclusions(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The parent resource whose exclusions are to be listed.
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
diff --git a/test/integration/goldens/logging/LoggingClient.java b/test/integration/goldens/logging/LoggingClient.java
index ba60b27852..c893af954a 100644
--- a/test/integration/goldens/logging/LoggingClient.java
+++ b/test/integration/goldens/logging/LoggingClient.java
@@ -425,6 +425,20 @@ public final WriteLogEntriesResponse writeLogEntries(WriteLogEntriesRequest requ
    * project/folder/organization/billing account. For ways to export log entries, see [Exporting
    * Logs](https://cloud.google.com/logging/docs/export).
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   List<String> resourceNames = new ArrayList<>();
+   *   String filter = "filter-1274492040";
+   *   String orderBy = "orderBy-1207110587";
+   *   for (LogEntry element :
+   *       loggingClient.listLogEntries(resourceNames, filter, orderBy).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param resourceNames Required. Names of one or more parent resources from which to retrieve log
    *     entries:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
@@ -534,6 +548,17 @@ public final ListMonitoredResourceDescriptorsPagedResponse listMonitoredResource
    * Lists the logs in projects, organizations, folders, or billing accounts. Only logs that have
    * entries are listed.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   BillingAccountName parent = BillingAccountName.of("[BILLING_ACCOUNT]");
+   *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name that owns the logs:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -550,6 +575,17 @@ public final ListLogsPagedResponse listLogs(BillingAccountName parent) {
    * Lists the logs in projects, organizations, folders, or billing accounts. Only logs that have
    * entries are listed.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   FolderName parent = FolderName.of("[FOLDER]");
+   *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name that owns the logs:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -566,6 +602,17 @@ public final ListLogsPagedResponse listLogs(FolderName parent) {
    * Lists the logs in projects, organizations, folders, or billing accounts. Only logs that have
    * entries are listed.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   OrganizationName parent = OrganizationName.of("[ORGANIZATION]");
+   *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name that owns the logs:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -582,6 +629,17 @@ public final ListLogsPagedResponse listLogs(OrganizationName parent) {
    * Lists the logs in projects, organizations, folders, or billing accounts. Only logs that have
    * entries are listed.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   ProjectName parent = ProjectName.of("[PROJECT]");
+   *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name that owns the logs:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
@@ -598,6 +656,17 @@ public final ListLogsPagedResponse listLogs(ProjectName parent) {
    * Lists the logs in projects, organizations, folders, or billing accounts. Only logs that have
    * entries are listed.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (LoggingClient loggingClient = LoggingClient.create()) {
+   *   String parent = LogName.ofProjectLogName("[PROJECT]", "[LOG]").toString();
+   *   for (String element : loggingClient.listLogs(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name that owns the logs:
    *     <p>"projects/[PROJECT_ID]" "organizations/[ORGANIZATION_ID]"
    *     "billingAccounts/[BILLING_ACCOUNT_ID]" "folders/[FOLDER_ID]"
diff --git a/test/integration/goldens/logging/MetricsClient.java b/test/integration/goldens/logging/MetricsClient.java
index 283f4d1d5b..e63a29ac2e 100644
--- a/test/integration/goldens/logging/MetricsClient.java
+++ b/test/integration/goldens/logging/MetricsClient.java
@@ -152,6 +152,17 @@ public MetricsServiceV2Stub getStub() {
   /**
    * Lists logs-based metrics.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (MetricsClient metricsClient = MetricsClient.create()) {
+   *   ProjectName parent = ProjectName.of("[PROJECT]");
+   *   for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The name of the project containing the metrics:
    *     <p>"projects/[PROJECT_ID]"
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
@@ -168,6 +179,17 @@ public final ListLogMetricsPagedResponse listLogMetrics(ProjectName parent) {
   /**
    * Lists logs-based metrics.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (MetricsClient metricsClient = MetricsClient.create()) {
+   *   String parent = ProjectName.of("[PROJECT]").toString();
+   *   for (LogMetric element : metricsClient.listLogMetrics(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The name of the project containing the metrics:
    *     <p>"projects/[PROJECT_ID]"
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
diff --git a/test/integration/goldens/redis/CloudRedisClient.java b/test/integration/goldens/redis/CloudRedisClient.java
index 2acd1c94f5..b128a022e0 100644
--- a/test/integration/goldens/redis/CloudRedisClient.java
+++ b/test/integration/goldens/redis/CloudRedisClient.java
@@ -189,6 +189,17 @@ public final OperationsClient getOperationsClient() {
    * <p>If `location_id` is specified as `-` (wildcard), then all regions available to the project
    * are queried, and the results are aggregated.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+   *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name of the instance location using the form:
    *     `projects/{project_id}/locations/{location_id}` where `location_id` refers to a GCP region.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
@@ -215,6 +226,17 @@ public final ListInstancesPagedResponse listInstances(LocationName parent) {
    * <p>If `location_id` is specified as `-` (wildcard), then all regions available to the project
    * are queried, and the results are aggregated.
    *
+   * <p>Sample code:
+   *
+   * <pre>{@code
+   * try (CloudRedisClient cloudRedisClient = CloudRedisClient.create()) {
+   *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+   *   for (Instance element : cloudRedisClient.listInstances(parent).iterateAll()) {
+   *     // doThingsWith(element);
+   *   }
+   * }
+   * }</pre>
+   *
    * @param parent Required. The resource name of the instance location using the form:
    *     `projects/{project_id}/locations/{location_id}` where `location_id` refers to a GCP region.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails