[seam-commits] Seam SVN: r9595 - in trunk/src/main/org/jboss/seam: init and 1 other directory.

Author: pete.muir(a)jboss.org Date: 2008-11-18 08:02:38 -0500 (Tue, 18 Nov 2008) New Revision: 9595 Added: trunk/src/main/org/jboss/seam/deployment/ForwardingAbstractScanner.java trunk/src/main/org/jboss/seam/deployment/ForwardingDeploymentStrategy.java trunk/src/main/org/jboss/seam/deployment/TimestampCheckForwardingDeploymentStrategy.java trunk/src/main/org/jboss/seam/deployment/TimestampScanner.java Removed: trunk/src/main/org/jboss/seam/deployment/HotDeploymentTimestampCheckStrategy.java trunk/src/main/org/jboss/seam/deployment/TimestampCheckStrategy.java trunk/src/main/org/jboss/seam/deployment/TimestampURLScanner.java trunk/src/main/org/jboss/seam/deployment/WarRootTimestampCheckStrategy.java Modified: trunk/src/main/org/jboss/seam/deployment/AbstractScanner.java trunk/src/main/org/jboss/seam/deployment/DeploymentStrategy.java trunk/src/main/org/jboss/seam/deployment/Scanner.java trunk/src/main/org/jboss/seam/deployment/URLScanner.java trunk/src/main/org/jboss/seam/deployment/WarRootDeploymentStrategy.java trunk/src/main/org/jboss/seam/init/Initialization.java Log: JBSEAM-3699, fix for compatiblity, and improve architecture Modified: trunk/src/main/org/jboss/seam/deployment/AbstractScanner.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/AbstractScanner.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/AbstractScanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -1,7 +1,6 @@ package org.jboss.seam.deployment; import java.io.DataInputStream; -import java.io.File; import java.io.IOException; import java.io.InputStream; import java.lang.annotation.Annotation; @@ -17,6 +16,8 @@ /** * Abstract base class for {@link Scanner} providing common functionality * + * This class provides file-system orientated scanning + * * @author Pete Muir * */ @@ -134,6 +135,11 @@ ClassFile.class.getPackage(); //to force loading of javassist, throwing an exception if it is missing } + protected AbstractScanner() + { + + } + protected static boolean hasAnnotations(ClassFile classFile, Set<Class<? extends Annotation>> annotationTypes) { if (annotationTypes.size() > 0) @@ -190,17 +196,15 @@ return Long.MAX_VALUE; } - protected boolean handleItem(String name) + protected void handleItem(String name) { - return new Handler(name, deploymentStrategy.getDeploymentHandlers().entrySet(), deploymentStrategy.getClassLoader()).handle(); + handle(name); } - /** - * Default impl of scanDirectories with exclusions for backwards compatibility - */ - public void scanDirectories(File[] directories, File[] excludedDirectories) + + protected boolean handle(String name) { - scanDirectories(directories); + return new Handler(name, deploymentStrategy.getDeploymentHandlers().entrySet(), deploymentStrategy.getClassLoader()).handle(); } } Modified: trunk/src/main/org/jboss/seam/deployment/DeploymentStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/DeploymentStrategy.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/DeploymentStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -90,7 +90,7 @@ protected abstract String getDeploymentHandlersKey(); - private void initScanner() + protected void initScanner() { List<String> scanners = new SeamDeploymentProperties(getClassLoader()).getPropertyValues(SCANNERS_KEY); for ( String className : scanners ) Added: trunk/src/main/org/jboss/seam/deployment/ForwardingAbstractScanner.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/ForwardingAbstractScanner.java (rev 0) +++ trunk/src/main/org/jboss/seam/deployment/ForwardingAbstractScanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -0,0 +1,57 @@ +package org.jboss.seam.deployment; + +import java.io.File; + + +public abstract class ForwardingAbstractScanner extends AbstractScanner +{ + + @Override + public DeploymentStrategy getDeploymentStrategy() + { + return delegate().getDeploymentStrategy(); + } + + @Override + public long getTimestamp() + { + return delegate().getTimestamp(); + } + + public void scanDirectories(File[] directories) + { + delegate().scanDirectories(directories); + } + + public void scanResources(String[] resources) + { + delegate().scanResources(resources); + } + + @Override + public boolean equals(Object obj) + { + return delegate().equals(obj); + } + + @Override + protected boolean handle(String name) + { + return delegate().handle(name); + } + + @Override + public int hashCode() + { + return delegate().hashCode(); + } + + @Override + public String toString() + { + return delegate().toString(); + } + + protected abstract AbstractScanner delegate(); + +} Property changes on: trunk/src/main/org/jboss/seam/deployment/ForwardingAbstractScanner.java ___________________________________________________________________ Name: svn:mime-type + text/plain Added: trunk/src/main/org/jboss/seam/deployment/ForwardingDeploymentStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/ForwardingDeploymentStrategy.java (rev 0) +++ trunk/src/main/org/jboss/seam/deployment/ForwardingDeploymentStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -0,0 +1,90 @@ +package org.jboss.seam.deployment; + +import java.io.File; +import java.util.List; +import java.util.Map; + +/** + * A decorator for DeploymentStrategy + * + * @author Dan Allen + * @author Pete Muir + */ +public abstract class ForwardingDeploymentStrategy extends DeploymentStrategy +{ + + @Override + public ClassLoader getClassLoader() + { + return delegate().getClassLoader(); + } + + @Override + protected String getDeploymentHandlersKey() + { + return delegate().getDeploymentHandlersKey(); + } + + @Override + public void scan() + { + delegate().scan(); + } + + @Override + public boolean equals(Object obj) + { + return delegate().equals(obj); + } + + @Override + public Map<String, DeploymentHandler> getDeploymentHandlers() + { + return delegate().getDeploymentHandlers(); + } + + @Override + public List<File> getFiles() + { + return delegate().getFiles(); + } + + @Override + protected Scanner getScanner() + { + return delegate().getScanner(); + } + + @Override + public long getTimestamp() + { + return delegate().getTimestamp(); + } + + @Override + public int hashCode() + { + return delegate().hashCode(); + } + + @Override + protected void postScan() + { + delegate().postScan(); + } + + @Override + public void setFiles(List<File> files) + { + delegate().setFiles(files); + } + + @Override + public String toString() + { + return delegate().toString(); + } + + protected abstract DeploymentStrategy delegate(); + +} \ No newline at end of file Property changes on: trunk/src/main/org/jboss/seam/deployment/ForwardingDeploymentStrategy.java ___________________________________________________________________ Name: svn:mime-type + text/plain Deleted: trunk/src/main/org/jboss/seam/deployment/HotDeploymentTimestampCheckStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/HotDeploymentTimestampCheckStrategy.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/HotDeploymentTimestampCheckStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -1,33 +0,0 @@ -package org.jboss.seam.deployment; - -import java.io.File; - -/** - * An accelerated version of the HotDeploymentStrategy that uses the SimpleURLScanner - * to determine the timestamp of the latest file. - * - * @author Dan Allen - */ -public class HotDeploymentTimestampCheckStrategy extends TimestampCheckStrategy -{ - private HotDeploymentStrategy delegateStrategy; - - public HotDeploymentTimestampCheckStrategy(HotDeploymentStrategy hotDeploymentStrategy) - { - delegateStrategy = hotDeploymentStrategy; - getDeploymentHandlers().putAll(delegateStrategy.getDeploymentHandlers()); - } - - @Override - public DeploymentStrategy getDelegateStrategy() - { - return delegateStrategy; - } - - @Override - public void scan() - { - getScanner().scanDirectories(delegateStrategy.getFiles().toArray(new File[0])); - } - -} Modified: trunk/src/main/org/jboss/seam/deployment/Scanner.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/Scanner.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/Scanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -12,12 +12,6 @@ */ public interface Scanner { - /** - * Recursively scan directories - * - * @param directories An array of the roots of the directory trees to scan - */ - public void scanDirectories(File[] directories); /** * Recursively scan directories, skipping directories in the exclusion list. @@ -25,7 +19,7 @@ * @param directories An array of the roots of the directory trees to scan * @param excludedDirectories Directories to skip over during the recursive scan */ - public void scanDirectories(File[] directories, File[] excludedDirectories); + public void scanDirectories(File[] directories); /** * Scan for structures which contain any of the given resources in their root Copied: trunk/src/main/org/jboss/seam/deployment/TimestampCheckForwardingDeploymentStrategy.java (from rev 9589, trunk/src/main/org/jboss/seam/deployment/TimestampCheckStrategy.java) =================================================================== --- trunk/src/main/org/jboss/seam/deployment/TimestampCheckForwardingDeploymentStrategy.java (rev 0) +++ trunk/src/main/org/jboss/seam/deployment/TimestampCheckForwardingDeploymentStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -0,0 +1,45 @@ +package org.jboss.seam.deployment; + +/** + * An accelerated version of the underlying strategy that uses the SimpleURLScanner + * to determine the timestamp of the latest file. + * + * @author Dan Allen + */ +public abstract class TimestampCheckForwardingDeploymentStrategy extends ForwardingDeploymentStrategy +{ + private Scanner scanner; + + public boolean changedSince(long mark) + { + scan(); + return getTimestamp() > mark; + } + + @Override + protected void initScanner() + { + if (getScanner() instanceof AbstractScanner) + { + final AbstractScanner delegate = (AbstractScanner) getScanner(); + this.scanner = new TimestampScanner() + { + + @Override + protected AbstractScanner delegate() + { + return delegate; + } + + }; + } + + } + + @Override + protected void postScan() + { + // No-op + } + +} \ No newline at end of file Deleted: trunk/src/main/org/jboss/seam/deployment/TimestampCheckStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/TimestampCheckStrategy.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/TimestampCheckStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -1,48 +0,0 @@ -package org.jboss.seam.deployment; - -/** - * An accelerated version of the underlying strategy that uses the SimpleURLScanner - * to determine the timestamp of the latest file. - * - * @author Dan Allen - */ -public abstract class TimestampCheckStrategy extends DeploymentStrategy -{ - private Scanner scanner; - - @Override - public ClassLoader getClassLoader() - { - return getDelegateStrategy().getClassLoader(); - } - - @Override - protected String getDeploymentHandlersKey() - { - return getDelegateStrategy().getDeploymentHandlersKey(); - } - - public abstract DeploymentStrategy getDelegateStrategy(); - - public boolean changedSince(long mark) - { - scan(); - return getTimestamp() > mark; - } - - @Override - public Scanner getScanner() - { - if (scanner == null) - { - initScanner(); - } - return scanner; - } - - protected void initScanner() - { - scanner = new TimestampURLScanner(this); - } - -} \ No newline at end of file Copied: trunk/src/main/org/jboss/seam/deployment/TimestampScanner.java (from rev 9589, trunk/src/main/org/jboss/seam/deployment/TimestampURLScanner.java) =================================================================== --- trunk/src/main/org/jboss/seam/deployment/TimestampScanner.java (rev 0) +++ trunk/src/main/org/jboss/seam/deployment/TimestampScanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -0,0 +1,36 @@ +package org.jboss.seam.deployment; + +/** + * A no-op version of the URLScanner that merely returns whether the deployment + * handler would in fact handle this file. It does not process the file + * in any way. This allows us to use this scanner for timestamp checking. + * + * @author Dan Allen + */ +public abstract class TimestampScanner extends ForwardingAbstractScanner +{ + + @Override + protected boolean handle(String name) + { + for (DeploymentHandler handler : getDeploymentStrategy().getDeploymentHandlers().values()) + { + if (handler instanceof ClassDeploymentHandler) + { + if (name.endsWith(".class")) + { + return true; + } + } + else + { + if (name.endsWith(handler.getMetadata().getFileNameSuffix())) + { + return true; + } + } + } + return false; + } + +} Deleted: trunk/src/main/org/jboss/seam/deployment/TimestampURLScanner.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/TimestampURLScanner.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/TimestampURLScanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -1,40 +0,0 @@ -package org.jboss.seam.deployment; - -/** - * A no-op version of the URLScanner that merely returns whether the deployment - * handler would in fact handle this file. It does not process the file - * in any way. This allows us to use this scanner for timestamp checking. - * - * @author Dan Allen - */ -public class TimestampURLScanner extends URLScanner -{ - public TimestampURLScanner(DeploymentStrategy deploymentStrategy) - { - super(deploymentStrategy); - } - - @Override - protected boolean handleItem(String name) - { - for (DeploymentHandler handler : getDeploymentStrategy().getDeploymentHandlers().values()) - { - if (handler instanceof ClassDeploymentHandler) - { - if (name.endsWith(".class")) - { - return true; - } - } - else - { - if (name.endsWith(handler.getMetadata().getFileNameSuffix())) - { - return true; - } - } - } - return false; - } - -} Modified: trunk/src/main/org/jboss/seam/deployment/URLScanner.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/URLScanner.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/URLScanner.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -40,8 +40,7 @@ scanDirectories(directories, new File[0]); } - @Override - public void scanDirectories(File[] directories, File[] excludedDirectories) + public void scanDirectories(File[] directories, File... excludedDirectories) { for (File directory : directories) { @@ -126,7 +125,7 @@ { ZipEntry entry = entries.nextElement(); String name = entry.getName(); - handleItem(name); + handle(name); } } catch (ZipException e) @@ -161,7 +160,7 @@ } else { - if (handleItem(newPath)) + if (handle(newPath)) { // only try to update the timestamp on this scanner if the file was actually handled touchTimestamp(child); Modified: trunk/src/main/org/jboss/seam/deployment/WarRootDeploymentStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/WarRootDeploymentStrategy.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/WarRootDeploymentStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -69,7 +69,7 @@ @Override public void scan() { - getScanner().scanDirectories(warRoot, excludedDirectories); + getScanner().scanDirectories(warRoot/*, excludedDirectories*/); postScan(); } Deleted: trunk/src/main/org/jboss/seam/deployment/WarRootTimestampCheckStrategy.java =================================================================== --- trunk/src/main/org/jboss/seam/deployment/WarRootTimestampCheckStrategy.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/deployment/WarRootTimestampCheckStrategy.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -1,34 +0,0 @@ -package org.jboss.seam.deployment; - -import java.io.File; - - -/** - * An accelerated version of the WarRootDeploymentStrategy that uses the SimpleURLScanner - * to determine the timestamp of the latest file. - * - * @author Dan Allen - */ -public class WarRootTimestampCheckStrategy extends TimestampCheckStrategy -{ - private WarRootDeploymentStrategy delegateStrategy; - - public WarRootTimestampCheckStrategy(WarRootDeploymentStrategy warRootDeploymentStrategy) - { - delegateStrategy = warRootDeploymentStrategy; - getDeploymentHandlers().putAll(delegateStrategy.getDeploymentHandlers()); - } - - @Override - public DeploymentStrategy getDelegateStrategy() - { - return delegateStrategy; - } - - @Override - public void scan() - { - getScanner().scanDirectories(delegateStrategy.getFiles().toArray(new File[0]), delegateStrategy.getExcludedDirectories()); - } - -} Modified: trunk/src/main/org/jboss/seam/init/Initialization.java =================================================================== --- trunk/src/main/org/jboss/seam/init/Initialization.java 2008-11-18 12:28:38 UTC (rev 9594) +++ trunk/src/main/org/jboss/seam/init/Initialization.java 2008-11-18 13:02:38 UTC (rev 9595) @@ -49,13 +49,13 @@ import org.jboss.seam.core.Expressions; import org.jboss.seam.core.Init; import org.jboss.seam.deployment.ClassDescriptor; +import org.jboss.seam.deployment.DeploymentStrategy; import org.jboss.seam.deployment.FileDescriptor; import org.jboss.seam.deployment.HotDeploymentStrategy; -import org.jboss.seam.deployment.HotDeploymentTimestampCheckStrategy; import org.jboss.seam.deployment.SeamDeploymentProperties; import org.jboss.seam.deployment.StandardDeploymentStrategy; +import org.jboss.seam.deployment.TimestampCheckForwardingDeploymentStrategy; import org.jboss.seam.deployment.WarRootDeploymentStrategy; -import org.jboss.seam.deployment.WarRootTimestampCheckStrategy; import org.jboss.seam.exception.Exceptions; import org.jboss.seam.log.LogProvider; import org.jboss.seam.log.Logging; @@ -756,8 +756,19 @@ { hotDeploymentStrategy = createHotDeployment(Thread.currentThread().getContextClassLoader(), isHotDeployEnabled(init)); - if (hotDeploymentStrategy.available() && new HotDeploymentTimestampCheckStrategy(hotDeploymentStrategy).changedSince(init.getTimestamp())) + boolean changed = new TimestampCheckForwardingDeploymentStrategy() { + + @Override + protected DeploymentStrategy delegate() + { + return hotDeploymentStrategy; + } + + }.changedSince(init.getTimestamp()); + + if (hotDeploymentStrategy.available() && changed) + { ServletLifecycle.beginReinitialization(request); Contexts.getEventContext().set(HotDeploymentStrategy.NAME, hotDeploymentStrategy); hotDeploymentStrategy.scan(); @@ -792,10 +803,19 @@ ServletLifecycle.endReinitialization(); } - WarRootDeploymentStrategy warRootDeploymentStrategy = new WarRootDeploymentStrategy( - Thread.currentThread().getContextClassLoader(), warRoot, new File[] { warClassesDirectory, warLibDirectory, hotDeployDirectory }); - if (new WarRootTimestampCheckStrategy(warRootDeploymentStrategy).changedSince(init.getWarTimestamp())) + final WarRootDeploymentStrategy warRootDeploymentStrategy = new WarRootDeploymentStrategy(Thread.currentThread().getContextClassLoader(), warRoot, new File[] { warClassesDirectory, warLibDirectory, hotDeployDirectory }); + changed = new TimestampCheckForwardingDeploymentStrategy() { + + @Override + protected DeploymentStrategy delegate() + { + return warRootDeploymentStrategy; + } + + }.changedSince(init.getWarTimestamp()); + if (changed) + { warRootDeploymentStrategy.scan(); if (warRootDeploymentStrategy.getTimestamp() > init.getWarTimestamp()) {