1 files changed, 62 insertions, 0 deletions
diff --git a/caliper/src/main/java/com/google/caliper/DalvikVm.java b/caliper/src/main/java/com/google/caliper/DalvikVm.java
new file mode 100644
index 0000000..f89cc28
--- /dev/null
+++ b/caliper/src/main/java/com/google/caliper/DalvikVm.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2010 Google Inc.
+ *
+ * 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 com.google.caliper;
+
+import com.google.common.collect.ImmutableList;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * The dalvikvm run on Android devices via the app_process executable.
+ */
+final class DalvikVm extends Vm {
+
+  public static boolean isDalvikVm() {
+    return "Dalvik".equals(System.getProperty("java.vm.name"));
+  }
+
+  public static String vmName() {
+    return "app_process";
+  }
+
+  @Override public List<String> getVmSpecificOptions(MeasurementType type, Arguments arguments) {
+    if (!arguments.getCaptureVmLog()) {
+      return ImmutableList.of();
+    }
+
+    List<String> result = new ArrayList<String>();
+    if (arguments.getCaptureVmLog()) {
+      // TODO: currently GC goes to logcat.
+      // result.add("-verbose:gc");
+    }
+    return result;
+  }
+
+  @Override public ProcessBuilder newProcessBuilder(File workingDirectory, String classPath,
+      ImmutableList<String> vmArgs, String className, ImmutableList<String> applicationArgs) {
+    ProcessBuilder result = new ProcessBuilder();
+    result.directory(workingDirectory);
+    result.command().addAll(vmArgs);
+    result.command().add("-Djava.class.path=" + classPath);
+    result.command().add(workingDirectory.getPath());
+    result.command().add(className);
+    result.command().addAll(applicationArgs);
+    return result;
+  }
+}