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A new concurrency test. Fixed bug in the way that paths were being handed

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back in AVMNodeDescriptors.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3255 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Britt Park
2006-06-27 17:39:27 +00:00
parent c6dfeb1c9d
commit 72f2ff989d
10 changed files with 561 additions and 19 deletions
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120
source/java/org/alfresco/repo/avm/AVMCrawlTest.java Normal file
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@@ -0,0 +1,120 @@
/*
* Copyright (C) 2006 Alfresco, Inc.
*
* Licensed under the Mozilla Public License version 1.1
* with a permitted attribution clause. You may obtain a
* copy of the License at
*
* http://www.alfresco.org/legal/license.txt
*
* 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.
*/
package org.alfresco.repo.avm;
import java.util.ArrayList;
import java.util.List;
import org.alfresco.repo.avm.util.BulkLoader;
/**
* Another performance test that runs simultaneous crawlers that
* do operations with locality of reference.
* @author britt
*/
public class AVMCrawlTest extends AVMServiceTestBase
{
/**
* Do the crawl test.
*/
public void testCrawl()
{
int n = 4; // Number of Threads.
int m = 1; // How many multiples of content to start with.
long runTime = 1200000; // Ten minutes
fService.purgeRepository("main");
BulkLoader loader = new BulkLoader(fService);
for (int i = 0; i < m; i++)
{
fService.createRepository("d" + i);
loader.recursiveLoad("source", "d" + i + ":/");
fService.createSnapshot("d" + i);
}
long startTime = System.currentTimeMillis();
List<AVMCrawler> crawlers = new ArrayList<AVMCrawler>();
List<Thread> threads = new ArrayList<Thread>();
for (int i = 0; i < n; i++)
{
crawlers.add(new AVMCrawler(fService));
threads.add(new Thread(crawlers.get(i)));
threads.get(i).start();
}
while (true)
{
try
{
Thread.sleep(5000);
// Check that none of the crawlers has errored out.
for (AVMCrawler crawler : crawlers)
{
if (crawler.getError())
{
for (AVMCrawler craw : crawlers)
{
craw.setDone();
}
for (Thread thread : threads)
{
try
{
thread.join();
}
catch (InterruptedException ie)
{
// Do nothing.
}
}
fail();
}
}
}
catch (InterruptedException ie)
{
// Do nothing.
}
long now = System.currentTimeMillis();
if (now - startTime > runTime)
{
break;
}
}
for (AVMCrawler crawler : crawlers)
{
crawler.setDone();
}
for (Thread thread : threads)
{
try
{
thread.join();
}
catch (InterruptedException ie)
{
// Do nothing.
}
}
long ops = 0L;
for (AVMCrawler crawler : crawlers)
{
ops += crawler.getOpCount();
}
long time = System.currentTimeMillis() - startTime;
System.out.println("Ops/Sec: " + (ops * 1000L / time));
}
}

245
source/java/org/alfresco/repo/avm/AVMCrawler.java Normal file
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@@ -0,0 +1,245 @@
/*
* Copyright (C) 2006 Alfresco, Inc.
*
* Licensed under the Mozilla Public License version 1.1
* with a permitted attribution clause. You may obtain a
* copy of the License at
*
* http://www.alfresco.org/legal/license.txt
*
* 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.
*/
package org.alfresco.repo.avm;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Random;
/**
* This is another tester designed to emulate more typical use patterns.
* @author britt
*/
class AVMCrawler implements Runnable
{
/**
* The AVMService to use.
*/
private AVMService fService;
/**
* The Operation count.
*/
private int fOpCount;
/**
* Whether we are done.
*/
private boolean fDone;
/**
* Whether an error has occurred.
*/
private boolean fError;
/**
* Random number generator.
*/
private Random fRandom;
/**
* Make up a new one.
* @param service The AVMService.
*/
public AVMCrawler(AVMService service)
{
fService = service;
fOpCount = 0;
fDone = false;
fError = false;
fRandom = new Random();
}
/**
* Tell this thread it is done.
*/
public void setDone()
{
fDone = true;
}
/**
* Is this thread in an error state.
*/
public boolean getError()
{
return fError;
}
/**
* Implementation of run.
*/
public void run()
{
try
{
while (!fDone)
{
doCrawl();
}
}
catch (Exception e)
{
fError = true;
}
}
/**
* Do one crawl.
*/
public void doCrawl()
{
try
{
List<RepositoryDescriptor> reps = fService.getRepositories();
fOpCount++;
RepositoryDescriptor repDesc = reps.get(fRandom.nextInt(reps.size()));
Map<String, AVMNodeDescriptor> rootListing = fService.getDirectoryListing(-1, repDesc.getName() + ":/");
fOpCount++;
// Get all the directories in the root.
List<AVMNodeDescriptor> dirs = new ArrayList<AVMNodeDescriptor>();
for (AVMNodeDescriptor desc : rootListing.values())
{
if (desc.isDirectory())
{
dirs.add(desc);
}
}
AVMNodeDescriptor dir = dirs.get(fRandom.nextInt(dirs.size()));
while (dir != null)
{
Map<String, AVMNodeDescriptor> listing = fService.getDirectoryListing(-1, dir.getPath());
fOpCount++;
List<AVMNodeDescriptor> files = new ArrayList<AVMNodeDescriptor>();
dirs = new ArrayList<AVMNodeDescriptor>();
for (AVMNodeDescriptor desc : listing.values())
{
if (desc.isDirectory())
{
dirs.add(desc);
}
else
{
files.add(desc);
}
}
// Read some files if there are any.
if (files.size() > 0)
{
for (int i = 0; i < 6; i++)
{
BufferedReader
reader = new BufferedReader
(new InputStreamReader
(fService.getFileInputStream(-1, files.get(fRandom.nextInt(files.size())).getPath())));
fOpCount++;
String line = reader.readLine();
System.out.println(line);
reader.close();
}
// Modify some files.
for (int i = 0; i < 2; i++)
{
String path = files.get(fRandom.nextInt(files.size())).getPath();
PrintStream out = new PrintStream(fService.getFileOutputStream(path));
out.println("I am " + path);
out.close();
fOpCount++;
}
}
// Create some files.
for (int i = 0; i < 1; i++)
{
String name = randomName();
PrintStream out = new PrintStream(fService.createFile(dir.getPath(), name));
fOpCount++;
out.println("I am " + name);
out.close();
}
// 1 in 100 times create a directory.
if (fRandom.nextInt(100) == 0)
{
String name = randomName();
fService.createDirectory(dir.getPath(), name);
fOpCount++;
}
if (listing.size() > 0)
{
// 1 in 100 times remove something
if (fRandom.nextInt(100) == 0)
{
List<String> names = new ArrayList<String>(listing.keySet());
fService.removeNode(dir.getPath(),
names.get(fRandom.nextInt(names.size())));
fOpCount++;
}
}
if (dirs.size() > 0)
{
dir = dirs.get(fRandom.nextInt(dirs.size()));
}
else
{
dir = null;
}
}
if (fRandom.nextInt(16) == 0)
{
fService.createSnapshot(repDesc.getName());
fOpCount++;
}
}
catch (Exception e)
{
if (e instanceof AVMNotFoundException ||
e instanceof AVMExistsException)
{
return;
}
e.printStackTrace(System.err);
throw new AVMException("Failure", e);
}
}
/**
* Get a random two character string.
* @return A random name.
*/
private String randomName()
{
char [] chars = new char[2];
chars[0] = (char)('a' + fRandom.nextInt(26));
chars[1] = (char)('a' + fRandom.nextInt(26));
return new String(chars);
}
/**
* Get the operation count.
*/
public int getOpCount()
{
return fOpCount;
}
}

10
source/java/org/alfresco/repo/avm/AVMNode.java
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@@ -76,13 +76,21 @@ interface AVMNode
*/
public int getType();
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return The descriptor for this node.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath, String name);
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return The descriptor for this node.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath);
/**
* Get a node descriptor for this node.
* @param parentPath The parent path.

41
source/java/org/alfresco/repo/avm/AVMNodeDescriptor.java
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@@ -31,6 +31,11 @@ public class AVMNodeDescriptor
*/
private String fPath;
/**
* The base name of the path.
*/
private String fName;
/**
* The type of this node. AVMNodeType constants.
*/
@@ -113,22 +118,24 @@ public class AVMNodeDescriptor
* @param layerID The layer id.
* @param length The file length.
*/
public AVMNodeDescriptor(String path,
int type,
String creator,
String owner,
String lastModifier,
long createDate,
long modDate,
long accessDate,
long id,
int versionID,
String indirection,
public AVMNodeDescriptor(String path,
String name,
int type,
String creator,
String owner,
String lastModifier,
long createDate,
long modDate,
long accessDate,
long id,
int versionID,
String indirection,
boolean isPrimary,
long layerID,
long length)
long layerID,
long length)
{
fPath = path;
fName = name;
fType = type;
fCreator = creator;
fOwner = owner;
@@ -342,6 +349,14 @@ public class AVMNodeDescriptor
return fLength;
}
/**
* Get the name of the node.
*/
public String getName()
{
return fName;
}
/**
* Get a debuggable string representation of this.
* @return A string representation of this.

40
source/java/org/alfresco/repo/avm/LayeredDirectoryNodeImpl.java
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@@ -537,6 +537,40 @@ class LayeredDirectoryNodeImpl extends DirectoryNodeImpl implements LayeredDirec
}
}
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return A descriptor.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath, String name)
{
BasicAttributes attrs = getBasicAttributes();
String path = lPath.getRepresentedPath();
if (path.endsWith("/"))
{
path = path + name;
}
else
{
path = path + "/" + name;
}
return new AVMNodeDescriptor(path,
name,
AVMNodeType.LAYERED_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),
attrs.getLastModifier(),
attrs.getCreateDate(),
attrs.getModDate(),
attrs.getAccessDate(),
getId(),
getVersionID(),
getUnderlying(lPath),
fPrimaryIndirection,
fLayerID,
-1);
}
/**
* Get the descriptor for this node.
* @param The Lookup.
@@ -545,7 +579,10 @@ class LayeredDirectoryNodeImpl extends DirectoryNodeImpl implements LayeredDirec
public AVMNodeDescriptor getDescriptor(Lookup lPath)
{
BasicAttributes attrs = getBasicAttributes();
return new AVMNodeDescriptor(lPath.getRepresentedPath(),
String path = lPath.getRepresentedPath();
String name = path.substring(path.lastIndexOf("/") + 1);
return new AVMNodeDescriptor(path,
name,
AVMNodeType.LAYERED_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),
@@ -583,6 +620,7 @@ class LayeredDirectoryNodeImpl extends DirectoryNodeImpl implements LayeredDirec
parentIndirection + "/" + name;
}
return new AVMNodeDescriptor(path,
name,
AVMNodeType.LAYERED_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),

39
source/java/org/alfresco/repo/avm/LayeredFileNodeImpl.java
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@@ -141,6 +141,40 @@ class LayeredFileNodeImpl extends FileNodeImpl implements LayeredFileNode
return "[LF:" + getId() + ":" + fIndirection + "]";
}
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return A descriptor.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath, String name)
{
BasicAttributes attrs = getBasicAttributes();
String path = lPath.getRepresentedPath();
if (path.endsWith("/"))
{
path = path + name;
}
else
{
path = path + "/" + name;
}
return new AVMNodeDescriptor(path,
name,
AVMNodeType.LAYERED_FILE,
attrs.getCreator(),
attrs.getOwner(),
attrs.getLastModifier(),
attrs.getCreateDate(),
attrs.getModDate(),
attrs.getAccessDate(),
getId(),
getVersionID(),
getUnderlying(lPath),
false,
-1,
0);
}
/**
* Get the descriptor for this node.
* @param The Lookup.
@@ -149,7 +183,9 @@ class LayeredFileNodeImpl extends FileNodeImpl implements LayeredFileNode
public AVMNodeDescriptor getDescriptor(Lookup lPath)
{
BasicAttributes attrs = getBasicAttributes();
return new AVMNodeDescriptor(lPath.getRepresentedPath(),
String path = lPath.getRepresentedPath();
return new AVMNodeDescriptor(path,
path.substring(path.lastIndexOf("/") + 1),
AVMNodeType.LAYERED_FILE,
attrs.getCreator(),
attrs.getOwner(),
@@ -177,6 +213,7 @@ class LayeredFileNodeImpl extends FileNodeImpl implements LayeredFileNode
BasicAttributes attrs = getBasicAttributes();
String path = parentPath.endsWith("/") ? parentPath + name : parentPath + "/" + name;
return new AVMNodeDescriptor(path,
name,
AVMNodeType.LAYERED_FILE,
attrs.getCreator(),
attrs.getOwner(),

5
source/java/org/alfresco/repo/avm/Lookup.java
View File

@@ -338,6 +338,11 @@ class Lookup
return builder.toString();
}
public String getBaseName()
{
return fComponents.get(fPosition).getName();
}
/**
* Acquire locks for writing, in path lookup order.
*/

39
source/java/org/alfresco/repo/avm/PlainDirectoryNodeImpl.java
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@@ -263,6 +263,40 @@ class PlainDirectoryNodeImpl extends DirectoryNodeImpl implements PlainDirectory
assert false : "Should never happen.";
}
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return A descriptor.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath, String name)
{
BasicAttributes attrs = getBasicAttributes();
String path = lPath.getRepresentedPath();
if (path.endsWith("/"))
{
path = path + name;
}
else
{
path = path + "/" + name;
}
return new AVMNodeDescriptor(path,
name,
AVMNodeType.PLAIN_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),
attrs.getLastModifier(),
attrs.getCreateDate(),
attrs.getModDate(),
attrs.getAccessDate(),
getId(),
getVersionID(),
null,
false,
-1,
-1);
}
/**
* Get the descriptor for this node.
* @param The Lookup.
@@ -271,7 +305,9 @@ class PlainDirectoryNodeImpl extends DirectoryNodeImpl implements PlainDirectory
public AVMNodeDescriptor getDescriptor(Lookup lPath)
{
BasicAttributes attrs = getBasicAttributes();
return new AVMNodeDescriptor(lPath.getRepresentedPath(),
String path = lPath.getRepresentedPath();
return new AVMNodeDescriptor(path,
path.substring(path.lastIndexOf("/") + 1),
AVMNodeType.PLAIN_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),
@@ -299,6 +335,7 @@ class PlainDirectoryNodeImpl extends DirectoryNodeImpl implements PlainDirectory
BasicAttributes attrs = getBasicAttributes();
String path = parentPath.endsWith("/") ? parentPath + name : parentPath + "/" + name;
return new AVMNodeDescriptor(path,
name,
AVMNodeType.PLAIN_DIRECTORY,
attrs.getCreator(),
attrs.getOwner(),

39
source/java/org/alfresco/repo/avm/PlainFileNodeImpl.java
View File

@@ -131,6 +131,40 @@ class PlainFileNodeImpl extends FileNodeImpl implements PlainFileNode
return "[PF:" + getId() + "]";
}
/**
* Get the descriptor for this node.
* @param The Lookup.
* @return A descriptor.
*/
public AVMNodeDescriptor getDescriptor(Lookup lPath, String name)
{
BasicAttributes attrs = getBasicAttributes();
String path = lPath.getRepresentedPath();
if (path.endsWith("/"))
{
path = path + name;
}
else
{
path = path + "/" + name;
}
return new AVMNodeDescriptor(path,
name,
AVMNodeType.PLAIN_FILE,
attrs.getCreator(),
attrs.getOwner(),
attrs.getLastModifier(),
attrs.getCreateDate(),
attrs.getModDate(),
attrs.getAccessDate(),
getId(),
getVersionID(),
null,
false,
-1,
getContentForRead().getLength());
}
/**
* Get the descriptor for this node.
* @param The Lookup.
@@ -139,7 +173,9 @@ class PlainFileNodeImpl extends FileNodeImpl implements PlainFileNode
public AVMNodeDescriptor getDescriptor(Lookup lPath)
{
BasicAttributes attrs = getBasicAttributes();
return new AVMNodeDescriptor(lPath.getRepresentedPath(),
String path = lPath.getRepresentedPath();
return new AVMNodeDescriptor(path,
path.substring(path.lastIndexOf("/") + 1),
AVMNodeType.PLAIN_FILE,
attrs.getCreator(),
attrs.getOwner(),
@@ -167,6 +203,7 @@ class PlainFileNodeImpl extends FileNodeImpl implements PlainFileNode
BasicAttributes attrs = getBasicAttributes();
String path = parentPath.endsWith("/") ? parentPath + name : parentPath + "/" + name;
return new AVMNodeDescriptor(path,
name,
AVMNodeType.PLAIN_FILE,
attrs.getCreator(),
attrs.getOwner(),

2
source/java/org/alfresco/repo/avm/RepositoryImpl.java
View File

@@ -297,7 +297,7 @@ class RepositoryImpl implements Repository, Serializable
for (String name : listing.keySet())
{
AVMNode child = listing.get(name);
AVMNodeDescriptor desc = child.getDescriptor(lPath);
AVMNodeDescriptor desc = child.getDescriptor(lPath, name);
results.put(name, desc);
}
return results;