Added support to the Main launcher to use a default embedded resource for
setting the framework configuration properties if the actual config.properties
file cannot be loaded. (FELIX-380)


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@581477 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/main/src/main/java/org/apache/felix/main/Main.java b/main/src/main/java/org/apache/felix/main/Main.java
index c69f74a..7d4444c 100644
--- a/main/src/main/java/org/apache/felix/main/Main.java
+++ b/main/src/main/java/org/apache/felix/main/Main.java
@@ -58,6 +58,10 @@
      * The default name used for the configuration properties file.
     **/
     public static final String CONFIG_PROPERTIES_FILE_VALUE = "config.properties";
+    /**
+     * The default name used for the default configuration properties file.
+    **/
+    public static final String DEFAULT_PROPERTIES_FILE_VALUE = "default.properties";
 
     private static Felix m_felix = null;
 
@@ -95,7 +99,10 @@
      *       to use a different location for the property file by specifying
      *       the desired URL using the <tt>felix.config.properties</tt>
      *       system property; this should be set using the <tt>-D</tt> syntax
-     *       when executing the JVM. Refer to the
+     *       when executing the JVM. If the <tt>config.properties</tt> file
+     *       cannot be found, then the bare-bones <tt>default.properties</tt>
+     *       configuration file will be used to set the configuration properties;
+     *       this file is embedded in the launcher JAR file. Refer to the
      *       <a href="Felix.html#Felix(java.util.Map, java.util.List)">
      *       <tt>Felix</tt></a> constructor documentation for more
      *       information on the framework configuration options.
@@ -125,12 +132,13 @@
      * <p>
      * It should be noted that simply starting an instance of the framework is not enough
      * to create an interactive session with it. It is necessary to install
-     * and start bundles that provide an interactive impl; this is generally
-     * done by specifying an "auto-start" property in the framework configuration
-     * property file. If no interactive impl bundles are installed or if
-     * the configuration property file cannot be found, the framework will appear to
-     * be hung or deadlocked. This is not the case, it is executing correctly,
-     * there is just no way to interact with it. Refer to the
+     * and start bundles that provide a some means to interact with the framework;
+     * this is generally done by specifying an "auto-start" property in the
+     * framework configuration property file. If no bundles providing a means to
+     * interact with the framework are installed or if the configuration property
+     * file cannot be found, the framework will appear to be hung or deadlocked.
+     * This is not the case, it is executing correctly, there is just no way to
+     * interact with it. Refer to the
      * <a href="Felix.html#Felix(java.util.Map, java.util.List)">
      * <tt>Felix</tt></a> constructor documentation for more information on
      * framework configuration options.
@@ -388,19 +396,14 @@
         InputStream is = null;
         try
         {
+            // Try to load config.properties.
             is = propURL.openConnection().getInputStream();
             props.load(is);
             is.close();
         }
-        catch (FileNotFoundException ex)
-        {
-            // Ignore file not found.
-        }
         catch (Exception ex)
         {
-            System.err.println(
-                "Error loading config properties from " + propURL);
-            System.err.println("Main: " + ex);
+            // Try to close input stream if we have one.
             try
             {
                 if (is != null) is.close();
@@ -409,7 +412,31 @@
             {
                 // Nothing we can do.
             }
-            return null;
+
+            // If we cannot the configuration properties for any reason, then just
+            // attempt to load resource default.properties instead.
+            propURL = Main.class.getClassLoader().getResource(DEFAULT_PROPERTIES_FILE_VALUE);
+            try
+            {
+                is = propURL.openConnection().getInputStream();
+                props.load(is);
+                is.close();
+                System.err.println("\nUsing default configuration properties.");
+            }
+            catch (Exception ex2)
+            {
+                // Try to close input stream if we have one.
+                try
+                {
+                    if (is != null) is.close();
+                }
+                catch (IOException ex3)
+                {
+                    // Nothing we can do.
+                }
+                System.err.println("\nUnable to load any configuration properties.");
+                return null;
+            }
         }
 
         // Perform variable substitution for system properties.
diff --git a/main/src/main/resources/default.properties b/main/src/main/resources/default.properties
new file mode 100644
index 0000000..3704d20
--- /dev/null
+++ b/main/src/main/resources/default.properties
@@ -0,0 +1,464 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+#
+# Framework config properties.
+#
+org.osgi.framework.system.packages=org.osgi.framework; version=1.3.0, \
+ org.osgi.service.packageadmin; version=1.2.0, \
+ org.osgi.service.startlevel; version=1.0.0, \
+ org.osgi.service.url; version=1.0.0, \
+ org.osgi.util.tracker; version=1.3.2 \
+ ${jre-${java.specification.version}}
+
+#org.osgi.framework.bootdelegation=sun.*,com.sun.*
+#felix.cache.profile=foo
+felix.log.level=4
+felix.startlevel.framework=1
+felix.startlevel.bundle=1
+#framework.service.urlhandlers=false
+
+#
+# Java platform package export properties.
+#
+jre-1.3=, \
+ javax.accessibility; \
+ javax.naming; \
+ javax.naming.directory; \
+ javax.naming.event; \
+ javax.naming.ldap; \
+ javax.naming.spi; \
+ javax.rmi; \
+ javax.rmi.CORBA; \
+ javax.sound.midi; \
+ javax.sound.midi.spi; \
+ javax.sound.sampled; \
+ javax.sound.sampled.spi; \
+ javax.swing; \
+ javax.swing.border; \
+ javax.swing.colorchooser; \
+ javax.swing.event; \
+ javax.swing.filechooser; \
+ javax.swing.plaf; \
+ javax.swing.plaf.basic; \
+ javax.swing.plaf.metal; \
+ javax.swing.plaf.multi; \
+ javax.swing.table; \
+ javax.swing.text; \
+ javax.swing.text.html; \
+ javax.swing.text.html.parser; \
+ javax.swing.text.rtf; \
+ javax.swing.tree; \
+ javax.swing.undo; \
+ javax.transaction; \
+ org.omg.CORBA; \
+ org.omg.CORBA_2_3; \
+ org.omg.CORBA_2_3.portable; \
+ org.omg.CORBA.DynAnyPackage; \
+ org.omg.CORBA.ORBPackage; \
+ org.omg.CORBA.portable; \
+ org.omg.CORBA.TypeCodePackage; \
+ org.omg.CosNaming; \
+ org.omg.CosNaming.NamingContextPackage; \
+ org.omg.SendingContext; \
+ org.omg.stub.java.rmi; \
+ version="1.3.0"
+
+jre-1.4=, \
+ javax.accessibility; \
+ javax.crypto; \
+ javax.crypto.interfaces; \
+ javax.crypto.spec; \
+ javax.imageio; \
+ javax.imageio.event; \
+ javax.imageio.metadata; \
+ javax.imageio.plugins.jpeg; \
+ javax.imageio.spi; \
+ javax.imageio.stream; \
+ javax.naming; \
+ javax.naming.directory; \
+ javax.naming.event; \
+ javax.naming.ldap; \
+ javax.naming.spi; \
+ javax.net; \
+ javax.net.ssl; \
+ javax.print; \
+ javax.print.attribute; \
+ javax.print.attribute.standard; \
+ javax.print.event; \
+ javax.rmi; \
+ javax.rmi.CORBA; \
+ javax.security.auth; \
+ javax.security.auth.callback; \
+ javax.security.auth.kerberos; \
+ javax.security.auth.login; \
+ javax.security.auth.spi; \
+ javax.security.auth.x500; \
+ javax.sound.midi; \
+ javax.sound.midi.spi; \
+ javax.sound.sampled; \
+ javax.sound.sampled.spi; \
+ javax.sql; \
+ javax.swing; \
+ javax.swing.border; \
+ javax.swing.colorchooser; \
+ javax.swing.event; \
+ javax.swing.filechooser; \
+ javax.swing.plaf; \
+ javax.swing.plaf.basic; \
+ javax.swing.plaf.metal; \
+ javax.swing.plaf.multi; \
+ javax.swing.table; \
+ javax.swing.text; \
+ javax.swing.text.html; \
+ javax.swing.text.html.parser; \
+ javax.swing.text.rtf; \
+ javax.swing.tree; \
+ javax.swing.undo; \
+ javax.transaction; \
+ javax.transaction.xa; \
+ javax.xml.parsers; \
+ javax.xml.transform; \
+ javax.xml.transform.dom; \
+ javax.xml.transform.sax; \
+ javax.xml.transform.stream; \
+ org.ietf.jgss; \
+ org.omg.CORBA; \
+ org.omg.CORBA_2_3; \
+ org.omg.CORBA_2_3.portable; \
+ org.omg.CORBA.DynAnyPackage; \
+ org.omg.CORBA.ORBPackage; \
+ org.omg.CORBA.portable; \
+ org.omg.CORBA.TypeCodePackage; \
+ org.omg.CosNaming; \
+ org.omg.CosNaming.NamingContextExtPackage; \
+ org.omg.CosNaming.NamingContextPackage; \
+ org.omg.Dynamic; \
+ org.omg.DynamicAny; \
+ org.omg.DynamicAny.DynAnyFactoryPackage; \
+ org.omg.DynamicAny.DynAnyPackage; \
+ org.omg.IOP; \
+ org.omg.IOP.CodecFactoryPackage; \
+ org.omg.IOP.CodecPackage; \
+ org.omg.Messaging; \
+ org.omg.PortableInterceptor; \
+ org.omg.PortableInterceptor.ORBInitInfoPackage; \
+ org.omg.PortableServer; \
+ org.omg.PortableServer.CurrentPackage; \
+ org.omg.PortableServer.POAManagerPackage; \
+ org.omg.PortableServer.POAPackage; \
+ org.omg.PortableServer.portable; \
+ org.omg.PortableServer.ServantLocatorPackage; \
+ org.omg.SendingContext; \
+ org.omg.stub.java.rmi; \
+ org.w3c.dom; \
+ org.w3c.dom.css; \
+ org.w3c.dom.events; \
+ org.w3c.dom.html; \
+ org.w3c.dom.stylesheets; \
+ org.w3c.dom.traversal; \
+ org.w3c.dom.views; \
+ org.xml.sax; \
+ org.xml.sax.ext; \
+ org.xml.sax.helpers; \
+ version="1.4.0"
+
+jre-1.5=, \
+ javax.accessibility; \
+ javax.activity; \
+ javax.crypto; \
+ javax.crypto.interfaces; \
+ javax.crypto.spec; \
+ javax.imageio; \
+ javax.imageio.event; \
+ javax.imageio.metadata; \
+ javax.imageio.plugins.bmp; \
+ javax.imageio.plugins.jpeg; \
+ javax.imageio.spi; \
+ javax.imageio.stream; \
+ javax.management; \
+ javax.management.loading; \
+ javax.management.modelmbean; \
+ javax.management.monitor; \
+ javax.management.openmbean; \
+ javax.management.relation; \
+ javax.management.remote; \
+ javax.management.remote.rmi; \
+ javax.management.timer; \
+ javax.naming; \
+ javax.naming.directory; \
+ javax.naming.event; \
+ javax.naming.ldap; \
+ javax.naming.spi; \
+ javax.net; \
+ javax.net.ssl; \
+ javax.print; \
+ javax.print.attribute; \
+ javax.print.attribute.standard; \
+ javax.print.event; \
+ javax.rmi; \
+ javax.rmi.CORBA; \
+ javax.rmi.ssl; \
+ javax.security.auth; \
+ javax.security.auth.callback; \
+ javax.security.auth.kerberos; \
+ javax.security.auth.login; \
+ javax.security.auth.spi; \
+ javax.security.auth.x500; \
+ javax.security.sasl; \
+ javax.sound.midi; \
+ javax.sound.midi.spi; \
+ javax.sound.sampled; \
+ javax.sound.sampled.spi; \
+ javax.sql; \
+ javax.sql.rowset; \
+ javax.sql.rowset.serial; \
+ javax.sql.rowset.spi; \
+ javax.swing; \
+ javax.swing.border; \
+ javax.swing.colorchooser; \
+ javax.swing.event; \
+ javax.swing.filechooser; \
+ javax.swing.plaf; \
+ javax.swing.plaf.basic; \
+ javax.swing.plaf.metal; \
+ javax.swing.plaf.multi; \
+ javax.swing.plaf.synth; \
+ javax.swing.table; \
+ javax.swing.text; \
+ javax.swing.text.html; \
+ javax.swing.text.html.parser; \
+ javax.swing.text.rtf; \
+ javax.swing.tree; \
+ javax.swing.undo; \
+ javax.transaction; \
+ javax.transaction.xa; \
+ javax.xml; \
+ javax.xml.datatype; \
+ javax.xml.namespace; \
+ javax.xml.parsers; \
+ javax.xml.transform; \
+ javax.xml.transform.dom; \
+ javax.xml.transform.sax; \
+ javax.xml.transform.stream; \
+ javax.xml.validation; \
+ javax.xml.xpath; \
+ org.ietf.jgss; \
+ org.omg.CORBA; \
+ org.omg.CORBA_2_3; \
+ org.omg.CORBA_2_3.portable; \
+ org.omg.CORBA.DynAnyPackage; \
+ org.omg.CORBA.ORBPackage; \
+ org.omg.CORBA.portable; \
+ org.omg.CORBA.TypeCodePackage; \
+ org.omg.CosNaming; \
+ org.omg.CosNaming.NamingContextExtPackage; \
+ org.omg.CosNaming.NamingContextPackage; \
+ org.omg.Dynamic; \
+ org.omg.DynamicAny; \
+ org.omg.DynamicAny.DynAnyFactoryPackage; \
+ org.omg.DynamicAny.DynAnyPackage; \
+ org.omg.IOP; \
+ org.omg.IOP.CodecFactoryPackage; \
+ org.omg.IOP.CodecPackage; \
+ org.omg.Messaging; \
+ org.omg.PortableInterceptor; \
+ org.omg.PortableInterceptor.ORBInitInfoPackage; \
+ org.omg.PortableServer; \
+ org.omg.PortableServer.CurrentPackage; \
+ org.omg.PortableServer.POAManagerPackage; \
+ org.omg.PortableServer.POAPackage; \
+ org.omg.PortableServer.portable; \
+ org.omg.PortableServer.ServantLocatorPackage; \
+ org.omg.SendingContext; \
+ org.omg.stub.java.rmi; \
+ org.omg.stub.javax.management.remote.rmi; \
+ org.w3c.dom; \
+ org.w3c.dom.bootstrap; \
+ org.w3c.dom.css; \
+ org.w3c.dom.events; \
+ org.w3c.dom.html; \
+ org.w3c.dom.ls; \
+ org.w3c.dom.ranges; \
+ org.w3c.dom.stylesheets; \
+ org.w3c.dom.traversal; \
+ org.w3c.dom.views; \
+ org.xml.sax; \
+ org.xml.sax.ext; \
+ org.xml.sax.helpers; \
+ version="1.5.0"
+
+jre-1.6=, \
+ javax.accessibility; \
+ javax.activation; \
+ javax.activity; \
+ javax.annotation; \
+ javax.annotation.processing; \
+ javax.crypto; \
+ javax.crypto.interfaces; \
+ javax.crypto.spec; \
+ javax.imageio; \
+ javax.imageio.event; \
+ javax.imageio.metadata; \
+ javax.imageio.plugins.bmp; \
+ javax.imageio.plugins.jpeg; \
+ javax.imageio.spi; \
+ javax.imageio.stream; \
+ javax.jws; \
+ javax.jws.soap; \
+ javax.lang.model; \
+ javax.lang.model.element; \
+ javax.lang.model.type; \
+ javax.lang.model.util; \
+ javax.management; \
+ javax.management.loading; \
+ javax.management.modelmbean; \
+ javax.management.monitor; \
+ javax.management.openmbean; \
+ javax.management.relation; \
+ javax.management.remote; \
+ javax.management.remote.rmi; \
+ javax.management.timer; \
+ javax.naming; \
+ javax.naming.directory; \
+ javax.naming.event; \
+ javax.naming.ldap; \
+ javax.naming.spi; \
+ javax.net; \
+ javax.net.ssl; \
+ javax.print; \
+ javax.print.attribute; \
+ javax.print.attribute.standard; \
+ javax.print.event; \
+ javax.rmi; \
+ javax.rmi.CORBA; \
+ javax.rmi.ssl; \
+ javax.script; \
+ javax.security.auth; \
+ javax.security.auth.callback; \
+ javax.security.auth.kerberos; \
+ javax.security.auth.login; \
+ javax.security.auth.spi; \
+ javax.security.auth.x500; \
+ javax.security.cert; \
+ javax.security.sasl; \
+ javax.sound.midi; \
+ javax.sound.midi.spi; \
+ javax.sound.sampled; \
+ javax.sound.sampled.spi; \
+ javax.sql; \
+ javax.sql.rowset; \
+ javax.sql.rowset.serial; \
+ javax.sql.rowset.spi; \
+ javax.swing; \
+ javax.swing.border; \
+ javax.swing.colorchooser; \
+ javax.swing.event; \
+ javax.swing.filechooser; \
+ javax.swing.plaf; \
+ javax.swing.plaf.basic; \
+ javax.swing.plaf.metal; \
+ javax.swing.plaf.multi; \
+ javax.swing.plaf.synth; \
+ javax.swing.table; \
+ javax.swing.text; \
+ javax.swing.text.html; \
+ javax.swing.text.html.parser; \
+ javax.swing.text.rtf; \
+ javax.swing.tree; \
+ javax.swing.undo; \
+ javax.tools; \
+ javax.transaction; \
+ javax.transaction.xa; \
+ javax.xml; \
+ javax.xml.bind; \
+ javax.xml.bind.annotation; \
+ javax.xml.bind.annotation.adapters; \
+ javax.xml.bind.attachment; \
+ javax.xml.bind.helpers; \
+ javax.xml.bind.util; \
+ javax.xml.crypto; \
+ javax.xml.crypto.dom; \
+ javax.xml.crypto.dsig; \
+ javax.xml.crypto.dsig.dom; \
+ javax.xml.crypto.dsig.keyinfo; \
+ javax.xml.crypto.dsig.spec; \
+ javax.xml.datatype; \
+ javax.xml.namespace; \
+ javax.xml.parsers; \
+ javax.xml.soap; \
+ javax.xml.stream; \
+ javax.xml.stream.events; \
+ javax.xml.stream.util; \
+ javax.xml.transform; \
+ javax.xml.transform.dom; \
+ javax.xml.transform.sax; \
+ javax.xml.transform.stax; \
+ javax.xml.transform.stream; \
+ javax.xml.validation; \
+ javax.xml.ws; \
+ javax.xml.ws.handler; \
+ javax.xml.ws.handler.soap; \
+ javax.xml.ws.http; \
+ javax.xml.ws.soap; \
+ javax.xml.ws.spi; \
+ javax.xml.xpath; \
+ org.ietf.jgss; \
+ org.omg.CORBA; \
+ org.omg.CORBA_2_3; \
+ org.omg.CORBA_2_3.portable; \
+ org.omg.CORBA.DynAnyPackage; \
+ org.omg.CORBA.ORBPackage; \
+ org.omg.CORBA.portable; \
+ org.omg.CORBA.TypeCodePackage; \
+ org.omg.CosNaming; \
+ org.omg.CosNaming.NamingContextExtPackage; \
+ org.omg.CosNaming.NamingContextPackage; \
+ org.omg.Dynamic; \
+ org.omg.DynamicAny; \
+ org.omg.DynamicAny.DynAnyFactoryPackage; \
+ org.omg.DynamicAny.DynAnyPackage; \
+ org.omg.IOP; \
+ org.omg.IOP.CodecFactoryPackage; \
+ org.omg.IOP.CodecPackage; \
+ org.omg.Messaging; \
+ org.omg.PortableInterceptor; \
+ org.omg.PortableInterceptor.ORBInitInfoPackage; \
+ org.omg.PortableServer; \
+ org.omg.PortableServer.CurrentPackage; \
+ org.omg.PortableServer.POAManagerPackage; \
+ org.omg.PortableServer.POAPackage; \
+ org.omg.PortableServer.portable; \
+ org.omg.PortableServer.ServantLocatorPackage; \
+ org.omg.SendingContext; \
+ org.omg.stub.java.rmi; \
+ org.omg.stub.javax.management.remote.rmi; \
+ org.w3c.dom; \
+ org.w3c.dom.bootstrap; \
+ org.w3c.dom.css; \
+ org.w3c.dom.events; \
+ org.w3c.dom.html; \
+ org.w3c.dom.ls; \
+ org.w3c.dom.ranges; \
+ org.w3c.dom.stylesheets; \
+ org.w3c.dom.traversal; \
+ org.w3c.dom.views; \
+ org.w3c.dom.xpath; \
+ org.xml.sax; \
+ org.xml.sax.ext; \
+ org.xml.sax.helpers; \
+ version=\"1.6.0\"