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Posted to cvs@avalon.apache.org by mc...@apache.org on 2002/11/26 18:12:14 UTC
cvs commit: avalon-sandbox/meta/src/java/org/apache/avalon/meta/model Profile.java
mcconnell 2002/11/26 09:12:14
Modified: assembly/src/test/org/apache/avalon/assembly/profile
ProfileManagerTestCase.java
meta/src/java/org/apache/avalon/meta type.dtd
meta/src/java/org/apache/avalon/meta/info Type.java
meta/src/java/org/apache/avalon/meta/info/builder
SerializedTypeCreator.java TypeBuilder.java
TypeCreator.java XMLTypeCreator.java
meta/src/java/org/apache/avalon/meta/model Profile.java
Added: meta/src/java/org/apache/avalon/meta/info/builder
TypeFactory.java
Log:
Updating the assembly and meta content to bring it closer to the excalibur/info
model in preparation for some sort of convergence.
Revision Changes Path
1.3 +1 -1 avalon-sandbox/assembly/src/test/org/apache/avalon/assembly/profile/ProfileManagerTestCase.java
Index: ProfileManagerTestCase.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/assembly/src/test/org/apache/avalon/assembly/profile/ProfileManagerTestCase.java,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- ProfileManagerTestCase.java 25 Nov 2002 11:36:22 -0000 1.2
+++ ProfileManagerTestCase.java 26 Nov 2002 17:12:14 -0000 1.3
@@ -121,7 +121,7 @@
}
catch( Throwable e )
{
- System.out.println("failure to resolve extension handler profile for : " + ref );
+ System.out.println("failure to resolve extension handler profile for : " + reference );
e.printStackTrace();
assertTrue( false );
}
1.2 +8 -9 avalon-sandbox/meta/src/java/org/apache/avalon/meta/type.dtd
Index: type.dtd
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/type.dtd,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- type.dtd 24 Nov 2002 12:58:26 -0000 1.1
+++ type.dtd 26 Nov 2002 17:12:14 -0000 1.2
@@ -23,18 +23,17 @@
<!--
A type element is the document root, it defines:
-info the specific details about this component type
-loggers the loggers used by this component type
-context the context required by this component type
-services the services offered by this component type
-dependencies the services that this component type require to operate
-stages the lifecycle stage extensions that this component type is depenent on
-extensions the lifecycle extensions that this component type provides
-controls the set of management control points
+info the specific details about this component type
+loggers the loggers used by this component type
+context the context required by this component type
+services the services offered by this component type
+dependencies the services that this component type require to operate
+stages the lifecycle stage extensions that this component type is depenent on
+extensions the lifecycle extensions that this component type provides
-->
-<!ELEMENT type ( (component|info), loggers?, context?, services?, dependencies?, stages?, extensions?)>
+<!ELEMENT type ( info, loggers?, context?, services?, dependencies?, stages?, extensions?)>
<!--
The info element describes the component, it defines:
1.2 +40 -2 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/Type.java
Index: Type.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/Type.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- Type.java 24 Nov 2002 12:58:26 -0000 1.1
+++ Type.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -120,6 +120,40 @@
final ExtensionDescriptor[] extensions )
throws NullPointerException
{
+ this( descriptor, loggers, context, services, dependencies, stages, extensions, null );
+ }
+
+ /**
+ * Creation of a new Type instance using a supplied component descriptor,
+ * logging, cotext, services, depedencies, stages and extension descriptors.
+ * @param descriptor a component descriprot that contains information about
+ * the component type
+ * @param loggers a set of logger descriptors the declare the logging channels
+ * required by the type
+ * @param context a component context descriptor that declares the context type
+ * and context entry key and value classnames
+ * @param services a set of service descriprors that detail the service that
+ * this component type is capable of supplying
+ * @param dependencies a set of depedency descriprors that detail the service
+ * that this component type is depedent on
+ * @param stages a set of stage descriprors that detail the extensiuon stage
+ * interfaces that this component requires a handler for
+ * @param extensions a set of lifecycle extension capabilities that this
+ * componet can provide to its container during the process of stage
+ * suppier resolution
+ * @exception NullPointerException if the descriptor, loggers, context, services,
+ * dependencies, stages, or extensions argument is null
+ */
+ public Type( final InfoDescriptor descriptor,
+ final LoggerDescriptor[] loggers,
+ final ContextDescriptor context,
+ final ServiceDescriptor[] services,
+ final DependencyDescriptor[] dependencies,
+ final StageDescriptor[] stages,
+ final ExtensionDescriptor[] extensions,
+ final Configuration defaults )
+ throws NullPointerException
+ {
if( null == descriptor )
{
throw new NullPointerException( "descriptor" );
@@ -156,6 +190,7 @@
m_dependencies = dependencies;
m_stages = stages;
m_extensions = extensions;
+ m_configuration = defaults;
}
/**
@@ -293,8 +328,10 @@
* @exception Exception if an error occurs while marchalling the default
* confiugration for the type
*/
- public Configuration getConfiguration( ClassLoader loader ) throws Exception
+ //public Configuration getConfiguration( ClassLoader loader ) throws Exception
+ public Configuration getConfiguration()
{
+ /*
if( m_loaded )
{
return m_configuration;
@@ -314,6 +351,7 @@
m_configuration = ConfigurationBuilder.build( source );
m_loaded = true;
}
+ */
return m_configuration;
}
1.2 +2 -1 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/SerializedTypeCreator.java
Index: SerializedTypeCreator.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/SerializedTypeCreator.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- SerializedTypeCreator.java 24 Nov 2002 12:58:27 -0000 1.1
+++ SerializedTypeCreator.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -80,4 +80,5 @@
final ObjectInputStream ois = new ObjectInputStream( inputStream );
return (Type)ois.readObject();
}
+
}
1.2 +88 -15 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/TypeBuilder.java
Index: TypeBuilder.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/TypeBuilder.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- TypeBuilder.java 24 Nov 2002 12:58:27 -0000 1.1
+++ TypeBuilder.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -54,6 +54,11 @@
import org.apache.avalon.excalibur.i18n.ResourceManager;
import org.apache.avalon.excalibur.i18n.Resources;
import org.apache.avalon.meta.info.Type;
+import org.apache.avalon.framework.configuration.Configuration;
+import org.apache.avalon.framework.configuration.DefaultConfiguration;
+import org.apache.avalon.framework.configuration.ConfigurationException;
+import org.apache.avalon.meta.ConfigurationBuilder;
+import org.xml.sax.InputSource;
/**
* A TypeBuilder is responsible for building {@link Type}
@@ -71,7 +76,7 @@
private static final Resources REZ =
ResourceManager.getPackageResources( TypeBuilder.class );
- private final TypeCreator m_xmlTypeCreator = createXMLTypeCreator();
+ private final TypeFactory m_xmlTypeFactory = createxmlTypeFactory();
private final TypeCreator m_serialTypeCreator = new SerializedTypeCreator();
/**
@@ -147,14 +152,17 @@
final ClassLoader classLoader )
throws Exception
{
+
+ final TypeFactory xmlTypeFactory = getXMLTypeFactory( classname );
+
//
// get the input stream for the .xinfo resource
//
- final String xinfo =
+ final String path =
classname.replace( '.', '/' ) + ".xinfo";
final InputStream inputStream =
- classLoader.getResourceAsStream( xinfo );
+ classLoader.getResourceAsStream( path );
if( null == inputStream )
{
@@ -164,12 +172,77 @@
throw new Exception( message );
}
+ final InputSource inputSource = new InputSource( inputStream );
+ final Configuration xinfo = ConfigurationBuilder.build( inputSource );
+
+ final String xdefaults =
+ classname.replace( '.', '/' ) + ".xconfig";
+ final InputStream defaultsStream =
+ classLoader.getResourceAsStream( xdefaults );
+
+ Configuration defaults;
+ if( defaultsStream != null )
+ {
+ final InputSource defaultsSource = new InputSource( defaultsStream );
+ defaults = resolveConfiguration( classLoader, ConfigurationBuilder.build( defaultsSource ) );
+ }
+ else
+ {
+ defaults = new DefaultConfiguration( "configuration", (String) null );
+ }
+
//
// build the type
//
- final TypeCreator xmlTypeCreator = getXMLTypeCreator( classname );
- return xmlTypeCreator.createType( classname, inputStream );
+ return xmlTypeFactory.createType( classname, xinfo, defaults );
+ }
+
+ private Configuration resolveConfiguration( ClassLoader classloader, Configuration config )
+ throws Exception
+ {
+ if( config == null )
+ {
+ throw new NullPointerException("config");
+ }
+ String src = config.getAttribute( "src", null );
+ if( src == null )
+ {
+ return config;
+ }
+ else
+ {
+ if( src.startsWith( "resource://" ) )
+ {
+ final String url = src.substring( 11 );
+ final InputStream stream =
+ classloader.getResourceAsStream( url );
+ if( null == stream )
+ {
+ final String error =
+ "Requested configuration source does not exist: " + src;
+ throw new ConfigurationException( error );
+ }
+ final InputSource source = new InputSource( stream );
+ return resolveConfiguration(
+ classloader, ConfigurationBuilder.build( source ) );
+ }
+ else
+ {
+ try
+ {
+ return resolveConfiguration(
+ classloader, ConfigurationBuilder.build( src ) );
+ }
+ catch( Throwable e )
+ {
+ final String error =
+ "Unexpected exception while attempting to resolve configuration from src : "
+ + src;
+ throw new ConfigurationException( error, e );
+ }
+ }
+ }
}
/**
@@ -178,12 +251,12 @@
*
* @return the TypeCreator
*/
- private TypeCreator getXMLTypeCreator( final String classname )
+ private TypeFactory getXMLTypeFactory( final String classname )
throws Exception
{
- if( null != m_xmlTypeCreator )
+ if( null != m_xmlTypeFactory )
{
- return m_xmlTypeCreator;
+ return m_xmlTypeFactory;
}
else
{
@@ -195,23 +268,23 @@
}
/**
- * Utility to get XMLTypeCreator if XML files are on
+ * Utility to get xmlTypeFactory if XML files are on
* ClassPath.
*
- * @return the XML {@link TypeCreator}
+ * @return the XML {@link TypeFactory}
*/
- private static TypeCreator createXMLTypeCreator()
+ private static TypeFactory createxmlTypeFactory()
{
- TypeCreator xmlTypeCreator = null;
+ TypeFactory xmlTypeFactory = null;
try
{
- xmlTypeCreator = new XMLTypeCreator();
+ xmlTypeFactory = new XMLTypeCreator();
}
catch( final Exception e )
{
//Ignore it if ClassNot found due to no
//XML Classes on classpath
}
- return xmlTypeCreator;
+ return xmlTypeFactory;
}
}
1.2 +2 -1 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/TypeCreator.java
Index: TypeCreator.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/TypeCreator.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- TypeCreator.java 24 Nov 2002 12:58:27 -0000 1.1
+++ TypeCreator.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -74,4 +74,5 @@
*/
Type createType( String key, InputStream input )
throws Exception;
+
}
1.2 +7 -8 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/XMLTypeCreator.java
Index: XMLTypeCreator.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/XMLTypeCreator.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- XMLTypeCreator.java 24 Nov 2002 12:58:27 -0000 1.1
+++ XMLTypeCreator.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -82,7 +82,7 @@
*/
public class XMLTypeCreator
extends XMLServiceCreator
- implements TypeCreator
+ implements TypeFactory
{
private static final Resources REZ =
ResourceManager.getPackageResources( XMLTypeCreator.class );
@@ -91,12 +91,12 @@
* Create a {@link Type} object for specified
* classname, loaded from specified {@link InputStream}.
*
- * @param implementationKey The classname of Component
+ * @param classname The classname of Component
* @param inputStream the InputStream to load Type from
* @return the created Type
* @throws Exception if an error occurs
*/
- public Type createType( String implementationKey,
+ public Type createType( String classname,
InputStream inputStream )
throws Exception
{
@@ -106,9 +106,8 @@
}
final InputSource input = new InputSource( inputStream );
- final String classname = implementationKey;
final Configuration xinfo = ConfigurationBuilder.build( input );
- return build( classname, xinfo );
+ return createType( classname, xinfo, (Configuration) null );
}
/**
@@ -120,7 +119,7 @@
* @return the created Type
* @throws Exception if an error occurs
*/
- private Type build( final String classname, final Configuration info )
+ public Type createType( final String classname, final Configuration info, final Configuration defaults )
throws Exception
{
final String topLevelName = info.getName();
@@ -169,7 +168,7 @@
final ExtensionDescriptor[] extensions = buildExtensions( configuration );
return new Type(
- descriptor, loggers, context, services, dependencies, phases, extensions );
+ descriptor, loggers, context, services, dependencies, phases, extensions, defaults );
}
/**
1.1 avalon-sandbox/meta/src/java/org/apache/avalon/meta/info/builder/TypeFactory.java
Index: TypeFactory.java
===================================================================
/*
============================================================================
The Apache Software License, Version 1.1
============================================================================
Copyright (C) 1999-2002 The Apache Software Foundation. All rights reserved.
Redistribution and use in source and binary forms, with or without modifica-
tion, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. The end-user documentation included with the redistribution, if any, must
include the following acknowledgment: "This product includes software
developed by the Apache Software Foundation (http://www.apache.org/)."
Alternately, this acknowledgment may appear in the software itself, if
and wherever such third-party acknowledgments normally appear.
4. The names "Jakarta", "Apache Avalon", "Avalon Framework" and
"Apache Software Foundation" must not be used to endorse or promote
products derived from this software without prior written
permission. For written permission, please contact apache@apache.org.
5. Products derived from this software may not be called "Apache", nor may
"Apache" appear in their name, without prior written permission of the
Apache Software Foundation.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
This software consists of voluntary contributions made by many individuals
on behalf of the Apache Software Foundation. For more information on the
Apache Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.avalon.meta.info.builder;
import java.io.InputStream;
import org.apache.avalon.meta.info.Type;
import org.apache.avalon.framework.configuration.Configuration;
/**
* Simple interface used to create {@link Type}
* from stream. This abstraction was primarily created so
* that the Type could be built from non-XML
* sources and no XML classes need be in the classpath.
*
* @author <a href="mailto:avalon-dev@jakarta.apache.org">Avalon Development Team</a>
* @version $Revision: 1.1 $ $Date: 2002/11/26 17:12:14 $
*/
public interface TypeFactory extends TypeCreator
{
/**
* Create a {@link Type} using a supplied type configuration and default configuration
*
* @param path the class resource name of component type that we are looking up
* @param xinfo the configuration fragment for the type
* @param xinfo the configuration fragment for the default configuration
* @return the newly created {@link Type}
* @exception Exception if an error occurs
*/
Type createType( String path, Configuration xinfo, Configuration defaults )
throws Exception;
}
1.2 +26 -77 avalon-sandbox/meta/src/java/org/apache/avalon/meta/model/Profile.java
Index: Profile.java
===================================================================
RCS file: /home/cvs/avalon-sandbox/meta/src/java/org/apache/avalon/meta/model/Profile.java,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -r1.1 -r1.2
--- Profile.java 24 Nov 2002 12:58:28 -0000 1.1
+++ Profile.java 26 Nov 2002 17:12:14 -0000 1.2
@@ -54,6 +54,7 @@
import java.io.Serializable;
import org.apache.avalon.framework.configuration.Configurable;
import org.apache.avalon.framework.configuration.Configuration;
+import org.apache.avalon.framework.configuration.DefaultConfiguration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.parameters.Parameters;
import org.apache.excalibur.configuration.CascadingConfiguration;
@@ -286,11 +287,34 @@
}
m_parameters = parameters;
- m_configuration = configuration;
m_categories = categories;
m_type = type;
m_context = context;
m_mode = mode;
+
+ Configuration parent = m_type.getConfiguration();
+ if( parent != null )
+ {
+ if( configuration != null )
+ {
+ m_configuration = new CascadingConfiguration( parent, configuration );
+ }
+ else
+ {
+ m_configuration = parent;
+ }
+ }
+ else
+ {
+ if( configuration != null )
+ {
+ m_configuration = configuration;
+ }
+ else
+ {
+ m_configuration = new DefaultConfiguration( "configuration", null );
+ }
+ }
}
/**
@@ -351,81 +375,6 @@
public Configuration getConfiguration()
{
return m_configuration;
- }
-
- /**
- * Return the derived Configuration for the profile as a
- * {@link CascadingConfiguration}. The primary configuration
- * is either the base configuration of a configuration referenced
- * by the attribute <code>src</code> and the default configuration
- * is resolved from the <classname>.xconfig resourse.
- *
- * @param classloader the classloader to use
- * @return the Configuration for profile.
- * @exception Exception if an error occurs while resolving the configuration
- */
- public Configuration getConfiguration( ClassLoader classloader ) throws Exception
- {
- if( m_config != null )
- {
- return m_config;
- }
-
- final Class type = classloader.loadClass(
- getType().getInfo().getClassname() );
- if( !Configurable.class.isAssignableFrom( type ) )
- {
- return null;
- }
-
- final Configuration defaults = getType().getConfiguration( classloader );
- Configuration base = null;
- if( getConfiguration().getAttribute( "src", null ) != null )
- {
- String src = getConfiguration().getAttribute( "src" );
- if( src.startsWith( "resource://" ) )
- {
- final String url = src.substring( 11 );
- final InputStream stream =
- classloader.getResourceAsStream( url );
- if( null == stream )
- {
- final String error =
- "Requested configuration source does not exist: " + src;
- throw new ConfigurationException( error );
- }
- final InputSource source = new InputSource( stream );
- base = ConfigurationBuilder.build( source );
- }
- else
- {
- try
- {
- base = ConfigurationBuilder.build( src );
- }
- catch( Throwable e )
- {
- final String error =
- "Unexpected exception while attempting to resolve configuration from src : "
- + src;
- throw new ConfigurationException( error );
- }
- }
- }
- else
- {
- base = getConfiguration();
- }
-
- if( null == defaults )
- {
- m_config = base;
- }
- else
- {
- m_config = new CascadingConfiguration( base, defaults );
- }
- return m_config;
}
/**
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Re: cvs commit: avalon-sandbox/meta/src/java/org/apache/avalon/meta/model
Profile.java
Posted by Nicola Ken Barozzi <ni...@apache.org>.
mcconnell@apache.org wrote:
> mcconnell 2002/11/26 09:12:14
>
> Modified: assembly/src/test/org/apache/avalon/assembly/profile
> ProfileManagerTestCase.java
> meta/src/java/org/apache/avalon/meta type.dtd
> meta/src/java/org/apache/avalon/meta/info Type.java
> meta/src/java/org/apache/avalon/meta/info/builder
> SerializedTypeCreator.java TypeBuilder.java
> TypeCreator.java XMLTypeCreator.java
> meta/src/java/org/apache/avalon/meta/model Profile.java
> Added: meta/src/java/org/apache/avalon/meta/info/builder
> TypeFactory.java
> Log:
> Updating the assembly and meta content to bring it closer to the excalibur/info
> model in preparation for some sort of convergence.
Excellent! :-)
The more similar thing are, the easier later.
--
Nicola Ken Barozzi nicolaken@apache.org
- verba volant, scripta manent -
(discussions get forgotten, just code remains)
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