HprofClickListenerExample.java

findViewById(R.id.btn_dump_heap).setOnClickListener(
        new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                File destination = new File(getApplicationInfo().dataDir, "MyApp.dalvik-hprof");
                try {
                    Debug.dumpHprofData(destination.getAbsolutePath());
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        });