Author: markt
Date: Fri Mar 5 13:34:31 2010
New Revision: 919406
URL: http://svn.apache.org/viewvc?rev=919406&view=rev
Log:
* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=48109
Extend try/finally to ensure InputStream is closed
Modified:
tomcat/tc5.5.x/trunk/STATUS.txt
tomcat/tc5.5.x/trunk/container/catalina/src/share/org/apache/catalina/loader/WebappClassLoader.java
tomcat/tc5.5.x/trunk/container/webapps/docs/changelog.xml
Modified: tomcat/tc5.5.x/trunk/STATUS.txt
URL:
http://svn.apache.org/viewvc/tomcat/tc5.5.x/trunk/STATUS.txt?rev=919406&r1=919405&r2=919406&view=diff
==============================================================================
--- tomcat/tc5.5.x/trunk/STATUS.txt (original)
+++ tomcat/tc5.5.x/trunk/STATUS.txt Fri Mar 5 13:34:31 2010
@@ -77,10 +77,3 @@
https://issues.apache.org/bugzilla/attachment.cgi?id=24918
+1: kkolinko, markt
-1:
-
-* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=48109
- Extend try/finally to ensure InputStream is closed
- Patch by markt
- http://svn.apache.org/viewvc?rev=907819&view=rev
- +1: kkolinko, rjung, markt
- -1:
Modified:
tomcat/tc5.5.x/trunk/container/catalina/src/share/org/apache/catalina/loader/WebappClassLoader.java
URL:
http://svn.apache.org/viewvc/tomcat/tc5.5.x/trunk/container/catalina/src/share/org/apache/catalina/loader/WebappClassLoader.java?rev=919406&r1=919405&r2=919406&view=diff
==============================================================================
---
tomcat/tc5.5.x/trunk/container/catalina/src/share/org/apache/catalina/loader/WebappClassLoader.java
(original)
+++
tomcat/tc5.5.x/trunk/container/catalina/src/share/org/apache/catalina/loader/WebappClassLoader.java
Fri Mar 5 13:34:31 2010
@@ -152,6 +152,7 @@
}
+
protected final class PrivilegedGetClassLoader
implements PrivilegedAction {
@@ -166,6 +167,8 @@
}
}
+
+
// ------------------------------------------------------- Static Variables
@@ -367,7 +370,6 @@
protected File loaderDir = null;
protected String canonicalLoaderDir = null;
-
/**
* The PermissionCollection for each CodeSource for a web
* application context.
@@ -571,7 +573,6 @@
canonicalLoaderDir = null;
}
}
-
}
/**
@@ -970,7 +971,7 @@
// Return the class we have located
if (log.isTraceEnabled())
log.debug(" Returning class " + clazz);
-
+
if ((log.isTraceEnabled()) && (clazz != null)) {
ClassLoader cl;
if (securityManager != null){
@@ -1574,7 +1575,7 @@
clearReferences();
started = false;
-
+
int length = files.length;
for (int i = 0; i < length; i++) {
files[i] = null;
@@ -1919,13 +1920,11 @@
int pos = name.lastIndexOf('.');
if (pos != -1)
packageName = name.substring(0, pos);
-
+
Package pkg = null;
-
+
if (packageName != null) {
-
pkg = getPackage(packageName);
-
// Define the package (if null)
if (pkg == null) {
if (entry.manifest == null) {
@@ -1937,9 +1936,9 @@
}
}
}
-
- if (securityManager != null) {
+ if (securityManager != null) {
+
// Checking sealing
if (pkg != null) {
boolean sealCheck = true;
@@ -2097,147 +2096,150 @@
synchronized (jarFiles) {
- if (!openJARs()) {
- return null;
- }
- for (i = 0; (entry == null) && (i < jarFilesLength); i++) {
-
- jarEntry = jarFiles[i].getJarEntry(path);
-
- if (jarEntry != null) {
-
- entry = new ResourceEntry();
- try {
- entry.codeBase = getURL(jarRealFiles[i], false);
- String jarFakeUrl = getURI(jarRealFiles[i]).toString();
- jarFakeUrl = "jar:" + jarFakeUrl + "!/" + path;
- entry.source = new URL(jarFakeUrl);
- entry.lastModified = jarRealFiles[i].lastModified();
- } catch (MalformedURLException e) {
- return null;
- }
- contentLength = (int) jarEntry.getSize();
- try {
- entry.manifest = jarFiles[i].getManifest();
- binaryStream = jarFiles[i].getInputStream(jarEntry);
- } catch (IOException e) {
- return null;
- }
-
- // Extract resources contained in JAR to the workdir
- if (antiJARLocking && !(path.endsWith(".class"))) {
- byte[] buf = new byte[1024];
- File resourceFile = new File
- (loaderDir, jarEntry.getName());
- if (!resourceFile.exists()) {
- Enumeration entries = jarFiles[i].entries();
- while (entries.hasMoreElements()) {
- JarEntry jarEntry2 =
- (JarEntry) entries.nextElement();
- if (!(jarEntry2.isDirectory())
- && (!jarEntry2.getName().endsWith
- (".class"))) {
- resourceFile = new File
- (loaderDir, jarEntry2.getName());
- try {
- if
(!resourceFile.getCanonicalPath().startsWith(
- canonicalLoaderDir)) {
- throw new IllegalArgumentException(
-
sm.getString("webappClassLoader.illegalJarPath",
-
jarEntry2.getName()));
- }
- } catch (IOException ioe) {
- throw new IllegalArgumentException(
-
sm.getString("webappClassLoader.validationErrorJarPath",
- jarEntry2.getName()),
ioe);
- }
- resourceFile.getParentFile().mkdirs();
- FileOutputStream os = null;
- InputStream is = null;
- try {
- is = jarFiles[i].getInputStream
- (jarEntry2);
- os = new FileOutputStream
- (resourceFile);
- while (true) {
- int n = is.read(buf);
- if (n <= 0) {
- break;
- }
- os.write(buf, 0, n);
- }
- } catch (IOException e) {
- // Ignore
- } finally {
+ try {
+ if (!openJARs()) {
+ return null;
+ }
+ for (i = 0; (entry == null) && (i < jarFilesLength); i++) {
+
+ jarEntry = jarFiles[i].getJarEntry(path);
+
+ if (jarEntry != null) {
+
+ entry = new ResourceEntry();
+ try {
+ entry.codeBase = getURL(jarRealFiles[i], false);
+ String jarFakeUrl =
getURI(jarRealFiles[i]).toString();
+ jarFakeUrl = "jar:" + jarFakeUrl + "!/" + path;
+ entry.source = new URL(jarFakeUrl);
+ entry.lastModified =
jarRealFiles[i].lastModified();
+ } catch (MalformedURLException e) {
+ return null;
+ }
+ contentLength = (int) jarEntry.getSize();
+ try {
+ entry.manifest = jarFiles[i].getManifest();
+ binaryStream =
jarFiles[i].getInputStream(jarEntry);
+ } catch (IOException e) {
+ return null;
+ }
+
+ // Extract resources contained in JAR to the workdir
+ if (antiJARLocking && !(path.endsWith(".class"))) {
+ byte[] buf = new byte[1024];
+ File resourceFile = new File
+ (loaderDir, jarEntry.getName());
+ if (!resourceFile.exists()) {
+ Enumeration entries = jarFiles[i].entries();
+ while (entries.hasMoreElements()) {
+ JarEntry jarEntry2 =
+ (JarEntry) entries.nextElement();
+ if (!(jarEntry2.isDirectory())
+ && (!jarEntry2.getName().endsWith
+ (".class"))) {
+ resourceFile = new File
+ (loaderDir, jarEntry2.getName());
try {
- if (is != null) {
- is.close();
+ if
(!resourceFile.getCanonicalPath().startsWith(
+ canonicalLoaderDir)) {
+ throw new
IllegalArgumentException(
+
sm.getString("webappClassLoader.illegalJarPath",
+
jarEntry2.getName()));
}
- } catch (IOException e) {
- }
+ } catch (IOException ioe) {
+ throw new IllegalArgumentException(
+
sm.getString("webappClassLoader.validationErrorJarPath",
+
jarEntry2.getName()), ioe);
+ }
+ resourceFile.getParentFile().mkdirs();
+ FileOutputStream os = null;
+ InputStream is = null;
try {
- if (os != null) {
- os.close();
+ is = jarFiles[i].getInputStream
+ (jarEntry2);
+ os = new FileOutputStream
+ (resourceFile);
+ while (true) {
+ int n = is.read(buf);
+ if (n <= 0) {
+ break;
+ }
+ os.write(buf, 0, n);
}
} catch (IOException e) {
+ // Ignore
+ } finally {
+ try {
+ if (is != null) {
+ is.close();
+ }
+ } catch (IOException e) {
+ }
+ try {
+ if (os != null) {
+ os.close();
+ }
+ } catch (IOException e) {
+ }
}
}
}
}
}
+
}
-
- }
-
- }
-
- if (entry == null) {
- synchronized (notFoundResources) {
- notFoundResources.put(name, name);
+
}
- return null;
- }
-
- if (binaryStream != null) {
-
- byte[] binaryContent = new byte[contentLength];
-
- int pos = 0;
- try {
-
- while (true) {
- int n = binaryStream.read(binaryContent, pos,
- binaryContent.length - pos);
- if (n <= 0)
- break;
- pos += n;
+
+ if (entry == null) {
+ synchronized (notFoundResources) {
+ notFoundResources.put(name, name);
}
- } catch (IOException e) {
- log.error(sm.getString("webappClassLoader.readError",
name), e);
return null;
- } finally {
- try {
- binaryStream.close();
- } catch (IOException e) {}
}
- if (fileNeedConvert) {
- String str = new String(binaryContent,0,pos);
+
+ if (binaryStream != null) {
+
+ byte[] binaryContent = new byte[contentLength];
+
+ int pos = 0;
try {
- binaryContent = str.getBytes("UTF-8");
- } catch (Exception e) {
+
+ while (true) {
+ int n = binaryStream.read(binaryContent, pos,
+ binaryContent.length -
pos);
+ if (n <= 0)
+ break;
+ pos += n;
+ }
+ } catch (IOException e) {
+ log.error(sm.getString("webappClassLoader.readError",
name), e);
return null;
}
+ if (fileNeedConvert) {
+ String str = new String(binaryContent,0,pos);
+ try {
+ binaryContent = str.getBytes("UTF-8");
+ } catch (Exception e) {
+ return null;
+ }
+ }
+ entry.binaryContent = binaryContent;
+
+ // The certificates are only available after the JarEntry
+ // associated input stream has been fully read
+ if (jarEntry != null) {
+ entry.certificates = jarEntry.getCertificates();
+ }
+
}
- entry.binaryContent = binaryContent;
-
- // The certificates are only available after the JarEntry
- // associated input stream has been fully read
- if (jarEntry != null) {
- entry.certificates = jarEntry.getCertificates();
+ } finally {
+ if (binaryStream != null) {
+ try {
+ binaryStream.close();
+ } catch (IOException e) { /* Ignore */}
}
-
}
-
}
// Add the entry in the local resource repository
Modified: tomcat/tc5.5.x/trunk/container/webapps/docs/changelog.xml
URL:
http://svn.apache.org/viewvc/tomcat/tc5.5.x/trunk/container/webapps/docs/changelog.xml?rev=919406&r1=919405&r2=919406&view=diff
==============================================================================
--- tomcat/tc5.5.x/trunk/container/webapps/docs/changelog.xml (original)
+++ tomcat/tc5.5.x/trunk/container/webapps/docs/changelog.xml Fri Mar 5
13:34:31 2010
@@ -202,6 +202,10 @@
<bug>47987</bug>: Limit size of not found resources cache. (markt)
</fix>
<fix>
+ <bug>48109</bug>: Ensure InputStream is closed in WebappClassLoader
+ on error conditions. (markt)
+ </fix>
+ <fix>
<bug>48311</bug>: APR should not be initialised if the APR life-cycle
listener is not enabled. (markt)
</fix>
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