[개발 Tip] 마켓에서 패키지명에 해당하는 어플 찾도록 StartActivity 시키기

public boolean shouldOverrideUrlLoading(WebView view, String url) {
            if (url.startsWith(SCHEME_WTAI)) {
                // wtai://wp/mc;number
                // number=string(phone-number)
                if (url.startsWith(SCHEME_WTAI_MC)) {
                    Intent intent = new Intent(Intent.ACTION_VIEW,
                            Uri.parse(WebView.SCHEME_TEL +
                            url.substring(SCHEME_WTAI_MC.length())));
                    startActivity(intent);
                    return true;
                }
                // wtai://wp/sd;dtmf
                // dtmf=string(dialstring)
                if (url.startsWith(SCHEME_WTAI_SD)) {
                    // TODO
                    // only send when there is active voice connection
                    return false;
                }
                // wtai://wp/ap;number;name
                // number=string(phone-number)
                // name=string
                if (url.startsWith(SCHEME_WTAI_AP)) {
                    // TODO
                    return false;
                }
            }

            // The "about:" schemes are internal to the browser; don't
            // want these to be dispatched to other apps.
            if (url.startsWith("about:")) {
                return false;
            }

            Intent intent;

            // perform generic parsing of the URI to turn it into an Intent.
            try {
                intent = Intent.parseUri(url, Intent.URI_INTENT_SCHEME);
            } catch (URISyntaxException ex) {
                Log.w("Browser", "Bad URI " + url + ": " + ex.getMessage());
                return false;
            }

            // check whether the intent can be resolved. If not, we will see
            // whether we can download it from the Market.
            if (getPackageManager().resolveActivity(intent, 0) == null) {
                String packagename = intent.getPackage();
                if (packagename != null) {
                    intent = new Intent(Intent.ACTION_VIEW, Uri
                            .parse("market://search?q=pname:" + packagename));
                    intent.addCategory(Intent.CATEGORY_BROWSABLE);
                    startActivity(intent);
                    return true;
                } else {
                    return false;
                }
            }

            // sanitize the Intent, ensuring web pages can not bypass browser
            // security (only access to BROWSABLE activities).
            intent.addCategory(Intent.CATEGORY_BROWSABLE);
            intent.setComponent(null);
            try {
                if (startActivityIfNeeded(intent, -1)) {
                    return true;
                }
            } catch (ActivityNotFoundException ex) {
                // ignore the error. If no application can handle the URL,
                // eg about:blank, assume the browser can handle it.
            }

            if (mMenuIsDown) {
                openTab(url);
                closeOptionsMenu();
                return true;
            }

            return false;
        } 

[출처] [개발 Tip] 마켓에서 패키지명에 해당하는 어플 찾도록 StartActivity 시키기 (안드로이드 개발자모임 [구글폰,HTC,삼성])