diff --git a/Android.mk b/Android.mk
index 0d377c2..bc8b145 100644
--- a/Android.mk
+++ b/Android.mk
@@ -175,6 +175,7 @@
 
 LOCAL_NO_STANDARD_LIBRARIES := true
 LOCAL_JAVA_LIBRARIES := core ext
+LOCAL_STATIC_JAVA_LIBRARIES := android-common
 
 LOCAL_MODULE := framework
 LOCAL_MODULE_CLASS := JAVA_LIBRARIES
diff --git a/common/Android.mk b/common/Android.mk
new file mode 100644
index 0000000..b74eab3
--- /dev/null
+++ b/common/Android.mk
@@ -0,0 +1,23 @@
+# Copyright (C) 2009 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.
+
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android-common
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+# Include this library in the build server's output directory
+$(call dist-for-goals, droid, $(LOCAL_BUILT_MODULE):android-common.jar)
diff --git a/core/java/android/text/util/Regex.java b/common/src/com/android/common/Patterns.java
similarity index 92%
rename from core/java/android/text/util/Regex.java
rename to common/src/com/android/common/Patterns.java
index a6844a4..2eab3e1 100644
--- a/core/java/android/text/util/Regex.java
+++ b/common/src/com/android/common/Patterns.java
@@ -14,22 +14,22 @@
  * limitations under the License.
  */
 
-package android.text.util;
+package com.android.common;
 
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 /**
- * @hide
+ * Commonly used regular expression patterns.
  */
-public class Regex {
+public class Patterns {
     /**
      *  Regular expression pattern to match all IANA top-level domains.
      *  List accurate as of 2007/06/15.  List taken from:
      *  http://data.iana.org/TLD/tlds-alpha-by-domain.txt
      *  This pattern is auto-generated by //device/tools/make-iana-tld-pattern.py
      */
-    public static final Pattern TOP_LEVEL_DOMAIN_PATTERN
+    public static final Pattern TOP_LEVEL_DOMAIN
         = Pattern.compile(
                 "((aero|arpa|asia|a[cdefgilmnoqrstuwxz])"
                 + "|(biz|b[abdefghijmnorstvwyz])"
@@ -63,7 +63,7 @@
      *  http://data.iana.org/TLD/tlds-alpha-by-domain.txt
      *  This pattern is auto-generated by //device/tools/make-iana-tld-pattern.py
      */
-    public static final Pattern WEB_URL_PATTERN
+    public static final Pattern WEB_URL
         = Pattern.compile(
             "((?:(http|https|Http|Https|rtsp|Rtsp):\\/\\/(?:(?:[a-zA-Z0-9\\$\\-\\_\\.\\+\\!\\*\\'\\(\\)"
             + "\\,\\;\\?\\&\\=]|(?:\\%[a-fA-F0-9]{2})){1,64}(?:\\:(?:[a-zA-Z0-9\\$\\-\\_"
@@ -107,20 +107,20 @@
                             // input.  This is to stop foo.sure from
                             // matching as foo.su
 
-    public static final Pattern IP_ADDRESS_PATTERN
+    public static final Pattern IP_ADDRESS
         = Pattern.compile(
             "((25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9])\\.(25[0-5]|2[0-4]"
             + "[0-9]|[0-1][0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1]"
             + "[0-9]{2}|[1-9][0-9]|[1-9]|0)\\.(25[0-5]|2[0-4][0-9]|[0-1][0-9]{2}"
             + "|[1-9][0-9]|[0-9]))");
 
-    public static final Pattern DOMAIN_NAME_PATTERN
+    public static final Pattern DOMAIN_NAME
         = Pattern.compile(
             "(((([a-zA-Z0-9][a-zA-Z0-9\\-]*)*[a-zA-Z0-9]\\.)+"
-            + TOP_LEVEL_DOMAIN_PATTERN + ")|"
-            + IP_ADDRESS_PATTERN + ")");
+            + TOP_LEVEL_DOMAIN + ")|"
+            + IP_ADDRESS + ")");
 
-    public static final Pattern EMAIL_ADDRESS_PATTERN
+    public static final Pattern EMAIL_ADDRESS
         = Pattern.compile(
             "[a-zA-Z0-9\\+\\.\\_\\%\\-]{1,256}" +
             "\\@" +
@@ -145,7 +145,7 @@
      * <li>A string starting and ending with a digit, containing digits, spaces, dots, and/or dashes.
      * </ul>
      */
-    public static final Pattern PHONE_PATTERN
+    public static final Pattern PHONE
         = Pattern.compile(                                  // sdd = space, dot, or dash
                 "(\\+[0-9]+[\\- \\.]*)?"                    // +<digits><sdd>*
                 + "(\\([0-9]+\\)[\\- \\.]*)?"               // (<digits>)<sdd>*
@@ -201,4 +201,9 @@
         }
         return buffer.toString();
     }
+
+    /**
+     * Do not create this static utility class.
+     */
+    private Patterns() {}
 }
diff --git a/common/tests/Android.mk b/common/tests/Android.mk
new file mode 100644
index 0000000..0f2c3e4
--- /dev/null
+++ b/common/tests/Android.mk
@@ -0,0 +1,26 @@
+# Copyright (C) 2009 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.
+
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+LOCAL_CERTIFICATE := platform
+LOCAL_JAVA_LIBRARIES := android.test.runner
+LOCAL_MODULE_TAGS := tests
+LOCAL_PACKAGE_NAME := AndroidCommonTests
+LOCAL_SDK_VERSION := current
+LOCAL_SRC_FILES := $(call all-java-files-under, src)
+LOCAL_STATIC_JAVA_LIBRARIES := android-common
+
+include $(BUILD_PACKAGE)
diff --git a/common/tests/AndroidManifest.xml b/common/tests/AndroidManifest.xml
new file mode 100644
index 0000000..151ec20
--- /dev/null
+++ b/common/tests/AndroidManifest.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2009 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+        package="com.android.common.tests"
+        android:sharedUserId="com.android.uid.test">
+
+    <application>
+        <uses-library android:name="android.test.runner" />
+    </application>
+
+    <!-- Run tests with "runtest common" -->
+    <instrumentation android:name="android.test.InstrumentationTestRunner"
+            android:targetPackage="com.android.common.tests"
+            android:label="Android Common Library Tests" />
+
+</manifest>
diff --git a/tests/AndroidTests/src/com/android/unit_tests/RegexTest.java b/common/tests/src/com/android/common/PatternsTest.java
similarity index 71%
rename from tests/AndroidTests/src/com/android/unit_tests/RegexTest.java
rename to common/tests/src/com/android/common/PatternsTest.java
index 8f55044..a89ad62 100644
--- a/tests/AndroidTests/src/com/android/unit_tests/RegexTest.java
+++ b/common/tests/src/com/android/common/PatternsTest.java
@@ -14,25 +14,24 @@
  * limitations under the License.
  */
 
-package com.android.unit_tests;
+package com.android.common;
 
 import android.test.suitebuilder.annotation.SmallTest;
-import android.text.util.Regex;
 import junit.framework.TestCase;
 
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-public class RegexTest extends TestCase {
+public class PatternsTest extends TestCase {
 
     @SmallTest
     public void testTldPattern() throws Exception {
         boolean t;
 
-        t = Regex.TOP_LEVEL_DOMAIN_PATTERN.matcher("com").matches();
+        t = Patterns.TOP_LEVEL_DOMAIN_PATTERN.matcher("com").matches();
         assertTrue("Missed valid TLD", t);
 
-        t = Regex.TOP_LEVEL_DOMAIN_PATTERN.matcher("xer").matches();
+        t = Patterns.TOP_LEVEL_DOMAIN_PATTERN.matcher("xer").matches();
         assertFalse("Matched invalid TLD!", t);
     }
 
@@ -40,19 +39,19 @@
     public void testUrlPattern() throws Exception {
         boolean t;
 
-        t = Regex.WEB_URL_PATTERN.matcher("http://www.google.com").matches();
+        t = Patterns.WEB_URL_PATTERN.matcher("http://www.google.com").matches();
         assertTrue("Valid URL", t);
 
-        t = Regex.WEB_URL_PATTERN.matcher("ftp://www.example.com").matches();
+        t = Patterns.WEB_URL_PATTERN.matcher("ftp://www.example.com").matches();
         assertFalse("Matched invalid protocol", t);
 
-        t = Regex.WEB_URL_PATTERN.matcher("http://www.example.com:8080").matches();
+        t = Patterns.WEB_URL_PATTERN.matcher("http://www.example.com:8080").matches();
         assertTrue("Didn't match valid URL with port", t);
 
-        t = Regex.WEB_URL_PATTERN.matcher("http://www.example.com:8080/?foo=bar").matches();
+        t = Patterns.WEB_URL_PATTERN.matcher("http://www.example.com:8080/?foo=bar").matches();
         assertTrue("Didn't match valid URL with port and query args", t);
 
-        t = Regex.WEB_URL_PATTERN.matcher("http://www.example.com:8080/~user/?foo=bar").matches();
+        t = Patterns.WEB_URL_PATTERN.matcher("http://www.example.com:8080/~user/?foo=bar").matches();
         assertTrue("Didn't match valid URL with ~", t);
     }
 
@@ -60,10 +59,10 @@
     public void testIpPattern() throws Exception {
         boolean t;
 
-        t = Regex.IP_ADDRESS_PATTERN.matcher("172.29.86.3").matches();
+        t = Patterns.IP_ADDRESS_PATTERN.matcher("172.29.86.3").matches();
         assertTrue("Valid IP", t);
 
-        t = Regex.IP_ADDRESS_PATTERN.matcher("1234.4321.9.9").matches();
+        t = Patterns.IP_ADDRESS_PATTERN.matcher("1234.4321.9.9").matches();
         assertFalse("Invalid IP", t);
     }
 
@@ -71,10 +70,10 @@
     public void testDomainPattern() throws Exception {
         boolean t;
 
-        t = Regex.DOMAIN_NAME_PATTERN.matcher("mail.example.com").matches();
+        t = Patterns.DOMAIN_NAME_PATTERN.matcher("mail.example.com").matches();
         assertTrue("Valid domain", t);
 
-        t = Regex.DOMAIN_NAME_PATTERN.matcher("__+&42.xer").matches();
+        t = Patterns.DOMAIN_NAME_PATTERN.matcher("__+&42.xer").matches();
         assertFalse("Invalid domain", t);
     }
 
@@ -82,10 +81,10 @@
     public void testPhonePattern() throws Exception {
         boolean t;
 
-        t = Regex.PHONE_PATTERN.matcher("(919) 555-1212").matches();
+        t = Patterns.PHONE_PATTERN.matcher("(919) 555-1212").matches();
         assertTrue("Valid phone", t);
 
-        t = Regex.PHONE_PATTERN.matcher("2334 9323/54321").matches();
+        t = Patterns.PHONE_PATTERN.matcher("2334 9323/54321").matches();
         assertFalse("Invalid phone", t);
 
         String[] tests = {
@@ -116,7 +115,7 @@
         };
 
         for (String test : tests) {
-            Matcher m = Regex.PHONE_PATTERN.matcher(test);
+            Matcher m = Patterns.PHONE_PATTERN.matcher(test);
 
             assertTrue("Valid phone " + test, m.find());
         }
diff --git a/core/java/android/app/SearchDialog.java b/core/java/android/app/SearchDialog.java
index e5a769b..0757cb0 100644
--- a/core/java/android/app/SearchDialog.java
+++ b/core/java/android/app/SearchDialog.java
@@ -43,7 +43,6 @@
 import android.text.InputType;
 import android.text.TextUtils;
 import android.text.TextWatcher;
-import android.text.util.Regex;
 import android.util.AndroidRuntimeException;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -69,6 +68,8 @@
 import android.widget.AdapterView.OnItemClickListener;
 import android.widget.AdapterView.OnItemSelectedListener;
 
+import com.android.common.Patterns;
+
 import java.util.ArrayList;
 import java.util.WeakHashMap;
 import java.util.concurrent.atomic.AtomicLong;
@@ -823,7 +824,7 @@
                 // The user changed the query, check if it is a URL and if so change the search
                 // button in the soft keyboard to the 'Go' button.
                 int options = (mSearchAutoComplete.getImeOptions() & (~EditorInfo.IME_MASK_ACTION));
-                if (Regex.WEB_URL_PATTERN.matcher(mUserQuery).matches()) {
+                if (Patterns.WEB_URL.matcher(mUserQuery).matches()) {
                     options = options | EditorInfo.IME_ACTION_GO;
                 } else {
                     options = options | EditorInfo.IME_ACTION_SEARCH;
diff --git a/core/java/android/provider/Gmail.java b/core/java/android/provider/Gmail.java
index 073ae6c..8bb7adf 100644
--- a/core/java/android/provider/Gmail.java
+++ b/core/java/android/provider/Gmail.java
@@ -37,9 +37,10 @@
 import android.text.TextUtils;
 import android.text.TextUtils.SimpleStringSplitter;
 import android.text.style.CharacterStyle;
-import android.text.util.Regex;
 import android.util.Log;
 
+import com.android.common.Patterns;
+
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import java.util.ArrayList;
@@ -192,7 +193,7 @@
      */
     public static String getEmailFromAddressString(String addressString) {
         String result = addressString;
-        Matcher match = Regex.EMAIL_ADDRESS_PATTERN.matcher(addressString);
+        Matcher match = Patterns.EMAIL_ADDRESS.matcher(addressString);
         if (match.find()) {
             result = addressString.substring(match.start(), match.end());
         }
diff --git a/core/java/android/provider/Telephony.java b/core/java/android/provider/Telephony.java
index 9a72d93..6380a8d 100644
--- a/core/java/android/provider/Telephony.java
+++ b/core/java/android/provider/Telephony.java
@@ -28,10 +28,11 @@
 import android.net.Uri;
 import android.telephony.SmsMessage;
 import android.text.TextUtils;
-import android.text.util.Regex;
 import android.util.Config;
 import android.util.Log;
 
+import com.android.common.Patterns;
+
 import java.util.HashSet;
 import java.util.Set;
 import java.util.regex.Matcher;
@@ -1290,7 +1291,7 @@
             }
 
             String s = extractAddrSpec(address);
-            Matcher match = Regex.EMAIL_ADDRESS_PATTERN.matcher(s);
+            Matcher match = Patterns.EMAIL_ADDRESS.matcher(s);
             return match.matches();
         }
 
@@ -1305,7 +1306,7 @@
                 return false;
             }
 
-            Matcher match = Regex.PHONE_PATTERN.matcher(number);
+            Matcher match = Patterns.PHONE.matcher(number);
             return match.matches();
         }
 
diff --git a/core/java/android/text/util/Linkify.java b/core/java/android/text/util/Linkify.java
index ce25c47..7f87365 100644
--- a/core/java/android/text/util/Linkify.java
+++ b/core/java/android/text/util/Linkify.java
@@ -25,6 +25,8 @@
 import android.webkit.WebView;
 import android.widget.TextView;
 
+import com.android.common.Patterns;
+
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import java.util.ArrayList;
@@ -133,7 +135,7 @@
      */
     public static final TransformFilter sPhoneNumberTransformFilter = new TransformFilter() {
         public final String transformUrl(final Matcher match, String url) {
-            return Regex.digitsAndPlusOnly(match);
+            return Patterns.digitsAndPlusOnly(match);
         }
     };
 
@@ -207,19 +209,19 @@
         ArrayList<LinkSpec> links = new ArrayList<LinkSpec>();
 
         if ((mask & WEB_URLS) != 0) {
-            gatherLinks(links, text, Regex.WEB_URL_PATTERN,
+            gatherLinks(links, text, Patterns.WEB_URL,
                 new String[] { "http://", "https://", "rtsp://" },
                 sUrlMatchFilter, null);
         }
 
         if ((mask & EMAIL_ADDRESSES) != 0) {
-            gatherLinks(links, text, Regex.EMAIL_ADDRESS_PATTERN,
+            gatherLinks(links, text, Patterns.EMAIL_ADDRESS,
                 new String[] { "mailto:" },
                 null, null);
         }
 
         if ((mask & PHONE_NUMBERS) != 0) {
-            gatherLinks(links, text, Regex.PHONE_PATTERN,
+            gatherLinks(links, text, Patterns.PHONE,
                 new String[] { "tel:" },
                 sPhoneNumberMatchFilter, sPhoneNumberTransformFilter);
         }
diff --git a/preloaded-classes b/preloaded-classes
index 907938b..55b7733 100644
--- a/preloaded-classes
+++ b/preloaded-classes
@@ -369,7 +369,6 @@
 android.text.style.UpdateLayout
 android.text.style.WrapTogetherSpan
 android.text.util.Linkify
-android.text.util.Regex
 android.util.AndroidRuntimeException
 android.util.AttributeSet
 android.util.DisplayMetrics
diff --git a/telephony/java/com/android/internal/telephony/gsm/PdpConnection.java b/telephony/java/com/android/internal/telephony/gsm/PdpConnection.java
index cb85002..02b061c 100644
--- a/telephony/java/com/android/internal/telephony/gsm/PdpConnection.java
+++ b/telephony/java/com/android/internal/telephony/gsm/PdpConnection.java
@@ -17,10 +17,10 @@
 package com.android.internal.telephony.gsm;
 
 import android.os.*;
-import android.text.util.Regex;
 import android.util.EventLog;
 import android.util.Log;
 
+import com.android.common.Patterns;
 import com.android.internal.telephony.CommandException;
 import com.android.internal.telephony.CommandsInterface;
 import com.android.internal.telephony.DataConnection;
@@ -318,7 +318,7 @@
     private boolean isIpAddress(String address) {
         if (address == null) return false;
 
-        return Regex.IP_ADDRESS_PATTERN.matcher(apn.mmsProxy).matches();
+        return Patterns.IP_ADDRESS.matcher(apn.mmsProxy).matches();
     }
 
     public ApnSetting getApn() {
diff --git a/tests/CoreTests/android/core/RegexTest.java b/tests/CoreTests/android/core/RegexTest.java
index a7f79e8..743afc1 100644
--- a/tests/CoreTests/android/core/RegexTest.java
+++ b/tests/CoreTests/android/core/RegexTest.java
@@ -17,7 +17,6 @@
 package android.core;
 
 import android.test.suitebuilder.annotation.SmallTest;
-import android.text.util.Regex;
 
 import junit.framework.TestCase;