diff --git a/java/Android.bp b/java/Android.bp
index a17140c..623a6c5 100644
--- a/java/Android.bp
+++ b/java/Android.bp
@@ -65,6 +65,7 @@
         "sdk_library_external.go",
         "support_libraries.go",
         "system_modules.go",
+        "systemserver_classpath_fragment.go",
         "testing.go",
         "tradefed.go",
     ],
@@ -91,6 +92,7 @@
         "rro_test.go",
         "sdk_test.go",
         "system_modules_test.go",
+        "systemserver_classpath_fragment_test.go",
     ],
     pluginFor: ["soong_build"],
 }
diff --git a/java/classpath_fragment.go b/java/classpath_fragment.go
index 460cc3e..00e9591 100644
--- a/java/classpath_fragment.go
+++ b/java/classpath_fragment.go
@@ -58,6 +58,8 @@
 type ClasspathFragmentBase struct {
 	properties classpathFragmentProperties
 
+	classpathType classpathType
+
 	outputFilepath android.OutputPath
 	installDirPath android.InstallPath
 }
@@ -67,8 +69,9 @@
 }
 
 // Initializes ClasspathFragmentBase struct. Must be called by all modules that include ClasspathFragmentBase.
-func initClasspathFragment(c classpathFragment) {
+func initClasspathFragment(c classpathFragment, classpathType classpathType) {
 	base := c.classpathFragmentBase()
+	base.classpathType = classpathType
 	c.AddProperties(&base.properties)
 }
 
@@ -87,9 +90,17 @@
 	c.installDirPath = android.PathForModuleInstall(ctx, "etc", "classpaths")
 
 	var jars []classpathJar
-	jars = appendClasspathJar(jars, BOOTCLASSPATH, defaultBootclasspath(ctx)...)
-	jars = appendClasspathJar(jars, DEX2OATBOOTCLASSPATH, defaultBootImageConfig(ctx).getAnyAndroidVariant().dexLocationsDeps...)
-	jars = appendClasspathJar(jars, SYSTEMSERVERCLASSPATH, systemServerClasspath(ctx)...)
+	switch c.classpathType {
+	case BOOTCLASSPATH:
+		jars = appendClasspathJar(jars, BOOTCLASSPATH, defaultBootclasspath(ctx)...)
+		jars = appendClasspathJar(jars, DEX2OATBOOTCLASSPATH, defaultBootImageConfig(ctx).getAnyAndroidVariant().dexLocationsDeps...)
+	case SYSTEMSERVERCLASSPATH:
+		jars = appendClasspathJar(jars, SYSTEMSERVERCLASSPATH, systemServerClasspath(ctx)...)
+	default:
+		// Only supported classpath fragments are BOOTCLASSPATH and SYSTEMSERVERCLASSPATH.
+		// DEX2OATBOOTCLASSPATH is a special case of BOOTCLASSPATH and is auto-generated.
+		panic(fmt.Errorf("found %v, expected either BOOTCLASSPATH or SYSTEMSERVERCLASSPATH", c.classpathType))
+	}
 
 	generatedJson := android.PathForModuleOut(ctx, outputFilename+".json")
 	writeClasspathsJson(ctx, generatedJson, jars)
diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index 1acb9f4..1f24942 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -72,8 +72,8 @@
 func platformBootclasspathFactory() android.SingletonModule {
 	m := &platformBootclasspathModule{}
 	m.AddProperties(&m.properties)
-	// TODO(satayev): split systemserver and apex jars into separate configs.
-	initClasspathFragment(m)
+	// TODO(satayev): split apex jars into separate configs.
+	initClasspathFragment(m, BOOTCLASSPATH)
 	android.InitAndroidArchModule(m, android.DeviceSupported, android.MultilibCommon)
 	return m
 }
diff --git a/java/systemserver_classpath_fragment.go b/java/systemserver_classpath_fragment.go
new file mode 100644
index 0000000..3f8a083
--- /dev/null
+++ b/java/systemserver_classpath_fragment.go
@@ -0,0 +1,50 @@
+// Copyright 2021 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package java
+
+import (
+	"android/soong/android"
+)
+
+func init() {
+	registerSystemserverClasspathBuildComponents(android.InitRegistrationContext)
+}
+
+func registerSystemserverClasspathBuildComponents(ctx android.RegistrationContext) {
+	// TODO(satayev): add systemserver_classpath_fragment module
+	ctx.RegisterModuleType("platform_systemserverclasspath", platformSystemServerClasspathFactory)
+}
+
+type platformSystemServerClasspathModule struct {
+	android.ModuleBase
+
+	ClasspathFragmentBase
+}
+
+func platformSystemServerClasspathFactory() android.Module {
+	m := &platformSystemServerClasspathModule{}
+	initClasspathFragment(m, SYSTEMSERVERCLASSPATH)
+	android.InitAndroidArchModule(m, android.DeviceSupported, android.MultilibCommon)
+	return m
+}
+
+func (b *platformSystemServerClasspathModule) AndroidMkEntries() (entries []android.AndroidMkEntries) {
+	return b.classpathFragmentBase().androidMkEntries()
+}
+
+func (b *platformSystemServerClasspathModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	// TODO(satayev): split apex jars into separate configs.
+	b.classpathFragmentBase().generateClasspathProtoBuildActions(ctx)
+}
diff --git a/java/systemserver_classpath_fragment_test.go b/java/systemserver_classpath_fragment_test.go
new file mode 100644
index 0000000..6126d5e
--- /dev/null
+++ b/java/systemserver_classpath_fragment_test.go
@@ -0,0 +1,97 @@
+// Copyright (C) 2021 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package java
+
+import (
+	"testing"
+
+	"android/soong/android"
+)
+
+var prepareForTestWithSystemserverClasspath = android.GroupFixturePreparers(
+	PrepareForTestWithJavaDefaultModules,
+)
+
+func TestSystemserverClasspathVariant(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		prepareForTestWithSystemserverClasspath,
+		android.FixtureWithRootAndroidBp(`
+			platform_systemserverclasspath {
+				name: "platform-systemserverclasspath",
+			}
+		`),
+	).RunTest(t)
+
+	variants := result.ModuleVariantsForTests("platform-systemserverclasspath")
+	android.AssertIntEquals(t, "expect 1 variant", 1, len(variants))
+}
+
+func TestSystemserverClasspath_ClasspathFragmentPaths(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		prepareForTestWithSystemserverClasspath,
+		android.FixtureWithRootAndroidBp(`
+			platform_systemserverclasspath {
+				name: "platform-systemserverclasspath",
+			}
+		`),
+	).RunTest(t)
+
+	p := result.Module("platform-systemserverclasspath", "android_common").(*platformSystemServerClasspathModule)
+	android.AssertStringEquals(t, "output filepath", p.Name()+".pb", p.ClasspathFragmentBase.outputFilepath.Base())
+	android.AssertPathRelativeToTopEquals(t, "install filepath", "out/soong/target/product/test_device/system/etc/classpaths", p.ClasspathFragmentBase.installDirPath)
+}
+
+func TestSystemserverClasspathModule_AndroidMkEntries(t *testing.T) {
+	preparer := android.GroupFixturePreparers(
+		prepareForTestWithSystemserverClasspath,
+		android.FixtureWithRootAndroidBp(`
+			platform_systemserverclasspath {
+				name: "platform-systemserverclasspath",
+			}
+		`),
+	)
+
+	t.Run("AndroidMkEntries", func(t *testing.T) {
+		result := preparer.RunTest(t)
+
+		p := result.Module("platform-systemserverclasspath", "android_common").(*platformSystemServerClasspathModule)
+
+		entries := android.AndroidMkEntriesForTest(t, result.TestContext, p)
+		android.AssertIntEquals(t, "AndroidMkEntries count", 1, len(entries))
+	})
+
+	t.Run("classpath-fragment-entry", func(t *testing.T) {
+		result := preparer.RunTest(t)
+
+		want := map[string][]string{
+			"LOCAL_MODULE":                {"platform-systemserverclasspath"},
+			"LOCAL_MODULE_CLASS":          {"ETC"},
+			"LOCAL_INSTALLED_MODULE_STEM": {"platform-systemserverclasspath.pb"},
+			// Output and Install paths are tested separately in TestSystemserverClasspath_ClasspathFragmentPaths
+		}
+
+		p := result.Module("platform-systemserverclasspath", "android_common").(*platformSystemServerClasspathModule)
+
+		entries := android.AndroidMkEntriesForTest(t, result.TestContext, p)
+		got := entries[0]
+		for k, expectedValue := range want {
+			if value, ok := got.EntryMap[k]; ok {
+				android.AssertDeepEquals(t, k, expectedValue, value)
+			} else {
+				t.Errorf("No %s defined, saw %q", k, got.EntryMap)
+			}
+		}
+	})
+}
diff --git a/java/testing.go b/java/testing.go
index 649d27b..37e63f5 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -244,6 +244,7 @@
 	RegisterSdkLibraryBuildComponents(ctx)
 	RegisterStubsBuildComponents(ctx)
 	RegisterSystemModulesBuildComponents(ctx)
+	registerSystemserverClasspathBuildComponents(ctx)
 }
 
 // gatherRequiredDepsForTest gathers the module definitions used by