pulumi · Frassle · Dec 12, 2025
@@ -0,0 +1,6 @@
+component: sdk
+kind: Improvements
+body: Add support for the builtin Stash resource
+time: 2025-12-12T13:24:29.609174Z
+custom:
+    PR: "1957"
@@ -186,7 +186,6 @@ var expectedFailures = map[string]string{
 	"l2-invoke-scalar":                       "exception at runtime",
 	"l3-component-simple":                    "compilation error",
 	"l1-builtin-cwd":                         "test failing",
-	"l1-builtin-stash":                       "test failing",
 	"l1-stack-reference":                     "test failing",
 	"l2-invoke-options":                      "test failing",
 	"l1-output-map":                          "test failing",

@@ -0,0 +1,2 @@
+name: l1-builtin-stash
+runtime: java
@@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="UTF-8"?>
+		<project xmlns="http://maven.apache.org/POM/4.0.0"
+				 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+				 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+			<modelVersion>4.0.0</modelVersion>
+
+			<groupId>com.pulumi</groupId>
+			<artifactId>l1-builtin-stash</artifactId>
+			<version>1.0-SNAPSHOT</version>
+
+			<properties>
+				<encoding>UTF-8</encoding>
+				<maven.compiler.source>11</maven.compiler.source>
+				<maven.compiler.target>11</maven.compiler.target>
+				<maven.compiler.release>11</maven.compiler.release>
+				<mainClass>generated_program.App</mainClass>
+				<mainArgs/>
+			</properties>
+
+			<repositories>
+				<repository>
+					<id>repository-0</id>
+					<url>REPOSITORY</url>
+				</repository>
+			</repositories>
+
+			<dependencies>
+				<dependency>
+					<groupId>com.pulumi</groupId>
+					<artifactId>pulumi</artifactId>
+					<version>CORE.VERSION</version>
+				</dependency>
+
+			</dependencies>
+
+			<build>
+				<plugins>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-jar-plugin</artifactId>
+						<version>3.2.2</version>
+						<configuration>
+							<archive>
+								<manifest>
+									<addClasspath>true</addClasspath>
+									<mainClass>${mainClass}</mainClass>
+								</manifest>
+							</archive>
+						</configuration>
+					</plugin>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-assembly-plugin</artifactId>
+						<version>3.4.2</version>
+						<configuration>
+							<archive>
+								<manifest>
+									<addClasspath>true</addClasspath>
+									<mainClass>${mainClass}</mainClass>
+								</manifest>
+							</archive>
+							<descriptorRefs>
+								<descriptorRef>jar-with-dependencies</descriptorRef>
+							</descriptorRefs>
+						</configuration>
+						<executions>
+							<execution>
+								<id>make-my-jar-with-dependencies</id>
+								<phase>package</phase>
+								<goals>
+									<goal>single</goal>
+								</goals>
+							</execution>
+						</executions>
+					</plugin>
+					<plugin>
+						<groupId>org.codehaus.mojo</groupId>
+						<artifactId>exec-maven-plugin</artifactId>
+						<version>3.1.0</version>
+						<configuration>
+							<mainClass>${mainClass}</mainClass>
+							<commandlineArgs>${mainArgs}</commandlineArgs>
+						</configuration>
+					</plugin>
+					<plugin>
+						<groupId>org.apache.maven.plugins</groupId>
+						<artifactId>maven-wrapper-plugin</artifactId>
+						<version>3.1.1</version>
+						<configuration>
+							<mavenVersion>3.8.5</mavenVersion>
+						</configuration>
+					</plugin>
+				</plugins>
+			</build>
+		</project>
@@ -0,0 +1,33 @@
+package generated_program;
+
+import com.pulumi.Context;
+import com.pulumi.Pulumi;
+import com.pulumi.core.Output;
+import com.pulumi.pulumi.Stash;
+import com.pulumi.pulumi.StashArgs;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.io.File;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+
+public class App {
+    public static void main(String[] args) {
+        Pulumi.run(App::stack);
+    }
+
+    public static void stack(Context ctx) {
+        var myStash = new Stash("myStash", StashArgs.builder()
+            .input(Map.ofEntries(
+                Map.entry("key",                 
+                    "value",
+                    "s"),
+                Map.entry("", false)
+            ))
+            .build());
+
+        ctx.export("stashInput", myStash.input());
+        ctx.export("stashOutput", myStash.output());
+    }
+}
@@ -0,0 +1,75 @@
+package com.pulumi.resources;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import com.pulumi.core.Output;
+import com.pulumi.core.annotations.Export;
+import com.pulumi.core.internal.Internal;
+import com.pulumi.core.internal.Maps;
+import com.pulumi.core.internal.OutputData;
+import com.pulumi.core.internal.annotations.InternalUse;
+import com.pulumi.exceptions.RunException;
+
+import javax.annotation.Nullable;
+import javax.annotation.ParametersAreNonnullByDefault;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+
+/**
+ *  Stash stores an arbitrary value in the state.
+ */
+public class Stash extends CustomResource {
+
+    @Export(name = "output", refs = {Object.class})
+    private Output<Object> output;
+
+    @Export(name = "input", refs = {Object.class})
+    private Output<Object> input;
+
+    /**
+     * Create a {@link Stash} resource with the given unique name, arguments.
+     *
+     * @param name The unique name of the stash resource.
+     * @param args The arguments to use to populate this resource's properties.
+     * @see Stash#Stash(String, StashArgs, CustomResourceOptions)
+     */
+    public Stash(String name, StashArgs args) {
+        this(name, args, CustomResourceOptions.Empty);
+    }
+
+    /**
+     * Create a {@link Stash} resource with the given unique name, arguments, and options.
+     *
+     * @param name    The unique name of the stash resource.
+     * @param args    The arguments to use to populate this resource's properties.
+     * @param options A bag of options that control this resource's behavior.
+     */
+    public Stash(String name, @Nullable StashArgs args, @Nullable CustomResourceOptions options) {
+        super(
+                "pulumi:index:Stash",
+                name,
+                args,
+                options
+        );
+    }
+
+    /**
+     * The value saved in the state for the stash.
+     *
+     * @return the output value
+     */
+    public Output<Object> output() {
+        return output;
+    }
+
+    /**
+     * The most recent value passed to the stash resource.
+     *
+     * @return the input value
+     */
+    public Output<Object> input() {
+        return input;
+    }
+}
@@ -0,0 +1,74 @@
+package com.pulumi.resources;
+
+import com.pulumi.core.Output;
+import com.pulumi.core.annotations.Import;
+
+import javax.annotation.Nullable;
+
+/**
+ * The set of arguments for constructing a {@link Stash} resource.
+ */
+public final class StashArgs extends ResourceArgs {
+
+    /**
+     * An empty {@link StashArgs} instance.
+     */
+    public static final StashArgs Empty = StashArgs.builder().build();
+
+    @Import(name = "output", required = true)
+    @Nullable
+    private final Output<Object> input;
+
+    public StashArgs(@Nullable Output<Object> input) {
+        this.input = input;
+    }
+
+    /**
+     * The value to store in the stash resource.
+     */
+    public Output<Object> input() {
+        return input;
+    }
+
+    /**
+     * @return a {@link Builder} instance
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    /**
+     * The builder for {@link StackReferenceArgs}.
+     */
+    public static final class Builder {
+        @Nullable
+        private Output<Object> input;
+
+        /**
+         * @param input the value to store in the stash resource.
+         * @return the {@link Builder}
+         * @see StashArgs#input()
+         */
+        public Builder input(@Nullable Output<Object> input) {
+            this.input = input;
+            return this;
+        }
+
+        /**
+         * @param input the value to store in the stash resource.
+         * @return the {@link Builder}
+         * @see StashArgs#input()
+         */
+        public Builder input(Object input) {
+            this.input = Output.of(input);
+            return this;
+        }
+
+        /**
+         * @return a {@link StashArgs} instance created from this {@link Builder}
+         */
+        public StashArgs build() {
+            return new StashArgs(this.input);
+        }
+    }
+}