Author: markt
Date: Wed Sep 12 20:51:55 2012
New Revision: 1384119
URL: http://svn.apache.org/viewvc?rev=1384119&view=rev
Log:
Implement some TODOs:
- getEtag()
- getLastModifiedHttp()
Modified:
tomcat/sandbox/trunk-resources/java/org/apache/catalina/util/ConcurrentDateFormat.java
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/FileResource.java
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/JarResource.java
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/ResourceBase.java
Modified:
tomcat/sandbox/trunk-resources/java/org/apache/catalina/util/ConcurrentDateFormat.java
URL:
http://svn.apache.org/viewvc/tomcat/sandbox/trunk-resources/java/org/apache/catalina/util/ConcurrentDateFormat.java?rev=1384119&r1=1384118&r2=1384119&view=diff
==============================================================================
---
tomcat/sandbox/trunk-resources/java/org/apache/catalina/util/ConcurrentDateFormat.java
(original)
+++
tomcat/sandbox/trunk-resources/java/org/apache/catalina/util/ConcurrentDateFormat.java
Wed Sep 12 20:51:55 2012
@@ -35,6 +35,19 @@ public class ConcurrentDateFormat {
private final TimeZone timezone;
private final Queue<SimpleDateFormat> queue = new
ConcurrentLinkedQueue<>();
+ public static final String RFC1123_DATE = "EEE, dd MMM yyyy HH:mm:ss zzz";
+ public static final TimeZone GMT = TimeZone.getTimeZone("GMT");
+
+ private static final ConcurrentDateFormat FORMAT_RFC1123;
+
+ static {
+ FORMAT_RFC1123 = new ConcurrentDateFormat(RFC1123_DATE, Locale.US,
GMT);
+ }
+
+ public static String formatRfc1123(Date date) {
+ return FORMAT_RFC1123.format(date);
+ }
+
public ConcurrentDateFormat(String format, Locale locale,
TimeZone timezone) {
this.format = format;
Modified:
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/FileResource.java
URL:
http://svn.apache.org/viewvc/tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/FileResource.java?rev=1384119&r1=1384118&r2=1384119&view=diff
==============================================================================
---
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/FileResource.java
(original)
+++
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/FileResource.java
Wed Sep 12 20:51:55 2012
@@ -48,12 +48,6 @@ public class FileResource extends Resour
}
@Override
- public String getLastModifiedHttp() {
- // TODO Auto-generated method stub
- return null;
- }
-
- @Override
public boolean exists() {
return resource.exists();
}
@@ -102,12 +96,6 @@ public class FileResource extends Resour
}
@Override
- public String getETag() {
- // TODO Auto-generated method stub
- return null;
- }
-
- @Override
public InputStream getInputStream() {
if (resource.exists()) {
try {
Modified:
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/JarResource.java
URL:
http://svn.apache.org/viewvc/tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/JarResource.java?rev=1384119&r1=1384118&r2=1384119&view=diff
==============================================================================
---
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/JarResource.java
(original)
+++
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/JarResource.java
Wed Sep 12 20:51:55 2012
@@ -49,12 +49,6 @@ public class JarResource extends Resourc
}
@Override
- public String getLastModifiedHttp() {
- // TODO Auto-generated method stub
- return null;
- }
-
- @Override
public boolean exists() {
return true;
}
@@ -101,13 +95,6 @@ public class JarResource extends Resourc
}
@Override
- public String getETag() {
- // TODO Auto-generated method stub
- return null;
- }
-
-
- @Override
public InputStream getInputStream() {
try {
return base.getInputStream(resource);
Modified:
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/ResourceBase.java
URL:
http://svn.apache.org/viewvc/tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/ResourceBase.java?rev=1384119&r1=1384118&r2=1384119&view=diff
==============================================================================
---
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/ResourceBase.java
(original)
+++
tomcat/sandbox/trunk-resources/java/org/apache/catalina/webresources/ResourceBase.java
Wed Sep 12 20:51:55 2012
@@ -18,9 +18,11 @@ package org.apache.catalina.webresources
import java.io.IOException;
import java.io.InputStream;
+import java.util.Date;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;
+import org.apache.catalina.util.ConcurrentDateFormat;
import org.apache.juli.logging.Log;
import org.apache.tomcat.util.res.StringManager;
@@ -33,6 +35,7 @@ public abstract class ResourceBase imple
private final String webAppPath;
private String mimeType = null;
+ private volatile String weakETag;
protected ResourceBase(WebResourceRoot root, String webAppPath) {
@@ -54,7 +57,32 @@ public abstract class ResourceBase imple
@Override
+ public final String getLastModifiedHttp() {
+ return ConcurrentDateFormat.formatRfc1123(new Date(getLastModified()));
+ }
+
+ @Override
+ public final String getETag() {
+ if (weakETag == null) {
+ synchronized (this) {
+ if (weakETag == null) {
+ long contentLength = getContentLength();
+ long lastModified = getLastModified();
+ if ((contentLength >= 0) || (lastModified >= 0)) {
+ weakETag = "W/\"" + contentLength + "-" +
+ lastModified + "\"";
+ }
+ }
+ }
+ }
+ return weakETag;
+ }
+
+ @Override
public final void setMimeType(String mimeType) {
+ // TODO This is only called from the DefaultServlet. If resources are
+ // not cached, there is no point in recording the mime type in the
+ // WebResource
this.mimeType = mimeType;
}
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