/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* See LICENSE.txt included in this distribution for the specific
* language governing permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at LICENSE.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.configuration;
import java.beans.XMLDecoder;
import java.beans.XMLEncoder;
import java.io.BufferedInputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketAddress;
import java.net.UnknownHostException;
import java.util.Date;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.opensolaris.opengrok.OpenGrokLogger;
import org.opensolaris.opengrok.history.HistoryGuru;
import org.opensolaris.opengrok.history.RepositoryInfo;
import org.opensolaris.opengrok.index.Filter;
import org.opensolaris.opengrok.index.IgnoredNames;
import org.opensolaris.opengrok.util.Executor;
import org.opensolaris.opengrok.util.IOUtils;
/**
* The RuntimeEnvironment class is used as a placeholder for the current
* configuration this execution context (classloader) is using.
*/
public final class RuntimeEnvironment {
private Configuration configuration;
private final ThreadLocal<Configuration> threadConfig;
private static final Logger log = Logger.getLogger(RuntimeEnvironment.class.getName());
private static RuntimeEnvironment instance = new RuntimeEnvironment();
private static ExecutorService historyExecutor = null;
private static ExecutorService historyRenamedExecutor = null;
private static boolean RenamedEnabled = false;
/* Get thread pool used for top-level repository history generation. */
public static synchronized ExecutorService getHistoryExecutor() {
if (historyExecutor == null) {
int num = Runtime.getRuntime().availableProcessors();
String total = System.getProperty("org.opensolaris.opengrok.history.NumCacheThreads");
if (total != null) {
try {
num = Integer.valueOf(total);
} catch (Throwable t) {
log.log(Level.WARNING, "Failed to parse the number of " +
"cache threads to use for cache creation", t);
}
}
historyExecutor = Executors.newFixedThreadPool(num,
new ThreadFactory() {
public Thread newThread(Runnable runnable) {
Thread thread = Executors.defaultThreadFactory().newThread(runnable);
thread.setName("history-handling-" + thread.getId());
return thread;
}
});
}
return historyExecutor;
}
/* Get thread pool used for history generation of renamed files. */
public static synchronized ExecutorService getHistoryRenamedExecutor() {
if (historyRenamedExecutor == null) {
int num = Runtime.getRuntime().availableProcessors();
String total = System.getProperty("org.opensolaris.opengrok.history.NumCacheRenamedThreads");
if (total != null) {
try {
num = Integer.valueOf(total);
} catch (Throwable t) {
log.log(Level.WARNING, "Failed to parse the number of " +
"cache threads to use for cache creation of renamed files", t);
}
}
historyRenamedExecutor = Executors.newFixedThreadPool(num,
new ThreadFactory() {
public Thread newThread(Runnable runnable) {
Thread thread = Executors.defaultThreadFactory().newThread(runnable);
thread.setName("renamed-handling-" + thread.getId());
return thread;
}
});
}
return historyRenamedExecutor;
}
public static synchronized void freeHistoryExecutor() {
historyExecutor = null;
}
public static synchronized void destroyRenamedHistoryExecutor() throws InterruptedException {
if (historyRenamedExecutor != null) {
historyRenamedExecutor.shutdown();
// All the jobs should be completed by now however for testing
// we would like to make sure the threads are gone.
historyRenamedExecutor.awaitTermination(1, TimeUnit.MINUTES);
historyRenamedExecutor = null;
}
}
/*
* Is handling of renamed files turned on ?
*/
public static boolean isRenamedFilesEnabled() {
String enabled =
System.getProperty("org.opensolaris.opengrok.history.RenamedHandlingEnabled");
if (enabled != null) {
RenamedEnabled = true;
}
return (RenamedEnabled);
}
/**
* Get the one and only instance of the RuntimeEnvironment
*
* @return the one and only instance of the RuntimeEnvironment
*/
public static RuntimeEnvironment getInstance() {
return instance;
}
/**
* Creates a new instance of RuntimeEnvironment. Private to ensure a
* singleton pattern.
*/
private RuntimeEnvironment() {
configuration = new Configuration();
threadConfig = new ThreadLocal<Configuration>() {
@Override
protected Configuration initialValue() {
return configuration;
}
};
}
private String getCanonicalPath(String s) {
try {
File file = new File(s);
if (!file.exists()) {
return s;
}
return file.getCanonicalPath();
} catch (IOException ex) {
OpenGrokLogger.getLogger().log(Level.SEVERE, "Failed to get canonical path", ex);
return s;
}
}
public int getScanningDepth() {
return threadConfig.get().getScanningDepth();
}
public void setScanningDepth(int scanningDepth) {
threadConfig.get().setScanningDepth(scanningDepth);
}
public int getCommandTimeout() {
return threadConfig.get().getCommandTimeout();
}
public void setCommandTimeout(int timeout) {
threadConfig.get().setCommandTimeout(timeout);
}
/**
* Get the path to the where the index database is stored
*
* @return the path to the index database
*/
public String getDataRootPath() {
return threadConfig.get().getDataRoot();
}
/**
* Get a file representing the index database
*
* @return the index database
*/
public File getDataRootFile() {
File ret = null;
String file = getDataRootPath();
if (file != null) {
ret = new File(file);
}
return ret;
}
/**
* Set the path to where the index database is stored
*
* @param dataRoot the index database
*/
public void setDataRoot(String dataRoot) {
threadConfig.get().setDataRoot(getCanonicalPath(dataRoot));
}
/**
* Get the path to where the sources are located
*
* @return path to where the sources are located
*/
public String getSourceRootPath() {
return configuration.getSourceRoot();
}
/**
* Get a file representing the directory where the sources are located
*
* @return A file representing the directory where the sources are located
*/
public File getSourceRootFile() {
File ret = null;
String file = getSourceRootPath();
if (file != null) {
ret = new File(file);
}
return ret;
}
/**
* Specify the source root
*
* @param sourceRoot the location of the sources
*/
public void setSourceRoot(String sourceRoot) {
configuration.setSourceRoot(getCanonicalPath(sourceRoot));
}
/**
* Returns a path relative to source root. This would just be a simple
* substring operation, except we need to support symlinks outside the
* source root.
*
* @param file A file to resolve
* @param stripCount Number of characters past source root to strip
* @throws IOException If an IO error occurs
* @throws FileNotFoundException If the file is not relative to source root
* @return Path relative to source root
*/
public String getPathRelativeToSourceRoot(File file, int stripCount) throws IOException {
String canonicalPath = file.getCanonicalPath();
String sourceRoot = getSourceRootPath();
if (canonicalPath.startsWith(sourceRoot)) {
return canonicalPath.substring(sourceRoot.length() + stripCount);
}
for (String allowedSymlink : getAllowedSymlinks()) {
String allowedTarget = new File(allowedSymlink).getCanonicalPath();
if (canonicalPath.startsWith(allowedTarget)) {
return canonicalPath.substring(allowedTarget.length() +
stripCount);
}
}
throw new FileNotFoundException("Failed to resolve [" + canonicalPath +
"] relative to source root [" + sourceRoot + "]");
}
/**
* Do we have projects?
*
* @return true if we have projects
*/
public boolean hasProjects() {
List<Project> proj = getProjects();
return (proj != null && !proj.isEmpty());
}
/**
* Get all of the projects
*
* @return a list containing all of the projects (may be null)
*/
public List<Project> getProjects() {
return threadConfig.get().getProjects();
}
/**
* Set the list of the projects
*
* @param projects the list of projects to use
*/
public void setProjects(List<Project> projects) {
threadConfig.get().setProjects(projects);
}
/**
* Register this thread in the thread/configuration map (so that all
* subsequent calls to the RuntimeEnvironment from this thread will use the
* same configuration
*
* @return this instance
*/
public RuntimeEnvironment register() {
threadConfig.set(configuration);
return this;
}
/**
* Get the context name of the web application
*
* @return the web applications context name
*/
public String getUrlPrefix() {
return threadConfig.get().getUrlPrefix();
}
/**
* Set the web context name
*
* @param urlPrefix the web applications context name
*/
public void setUrlPrefix(String urlPrefix) {
threadConfig.get().setUrlPrefix(urlPrefix);
}
/**
* Get the name of the ctags program in use
*
* @return the name of the ctags program in use
*/
public String getCtags() {
return threadConfig.get().getCtags();
}
/**
* Specify the CTags program to use
*
* @param ctags the ctags program to use
*/
public void setCtags(String ctags) {
threadConfig.get().setCtags(ctags);
}
public int getCachePages() {
return threadConfig.get().getCachePages();
}
public void setCachePages(int cachePages) {
threadConfig.get().setCachePages(cachePages);
}
public int getHitsPerPage() {
return threadConfig.get().getHitsPerPage();
}
public void setHitsPerPage(int hitsPerPage) {
threadConfig.get().setHitsPerPage(hitsPerPage);
}
/**
* Validate that I have a Exuberant ctags program I may use
*
* @return true if success, false otherwise
*/
public boolean validateExuberantCtags() {
boolean ret = true;
Executor executor = new Executor(new String[]{getCtags(), "--version"});
executor.exec(false);
String output = executor.getOutputString();
if (output == null || output.indexOf("Exuberant Ctags") == -1) {
log.log(Level.SEVERE, "Error: No Exuberant Ctags found in PATH !\n"
+ "(tried running " + "{0}" + ")\n"
+ "Please use option -c to specify path to a good "
+ "Exuberant Ctags program.\n"
+ "Or set it in java property "
+ "org.opensolaris.opengrok.analysis.Ctags", getCtags());
ret = false;
}
return ret;
}
/**
* Get the max time a SMC operation may use to avoid beeing cached
*
* @return the max time
*/
public int getHistoryReaderTimeLimit() {
return threadConfig.get().getHistoryCacheTime();
}
/**
* Specify the maximum time a SCM operation should take before it will be
* cached (in ms)
*
* @param historyReaderTimeLimit the max time in ms before it is cached
*/
public void setHistoryReaderTimeLimit(int historyReaderTimeLimit) {
threadConfig.get().setHistoryCacheTime(historyReaderTimeLimit);
}
/**
* Is history cache currently enabled?
*
* @return true if history cache is enabled
*/
public boolean useHistoryCache() {
return threadConfig.get().isHistoryCache();
}
/**
* Specify if we should use history cache or not
*
* @param useHistoryCache set false if you do not want to use history cache
*/
public void setUseHistoryCache(boolean useHistoryCache) {
threadConfig.get().setHistoryCache(useHistoryCache);
}
/**
* Should the history cache be stored in a database instead of in XML files?
*
* @return {@code true} if the cache should be stored in a database
*/
public boolean storeHistoryCacheInDB() {
return threadConfig.get().isHistoryCacheInDB();
}
/**
* Set whether the history cache should be stored in a database.
*
* @param store {@code true} if the cache should be stored in a database
*/
public void setStoreHistoryCacheInDB(boolean store) {
threadConfig.get().setHistoryCacheInDB(store);
}
/**
* Should we generate HTML or not during the indexing phase
*
* @return true if HTML should be generated during the indexing phase
*/
public boolean isGenerateHtml() {
return threadConfig.get().isGenerateHtml();
}
/**
* Specify if we should generate HTML or not during the indexing phase
*
* @param generateHtml set this to true to pregenerate HTML
*/
public void setGenerateHtml(boolean generateHtml) {
threadConfig.get().setGenerateHtml(generateHtml);
}
/**
* Set if we should compress the xref files or not
*
* @param compressXref set to true if the generated html files should be
* compressed
*/
public void setCompressXref(boolean compressXref) {
threadConfig.get().setCompressXref(compressXref);
}
/**
* Are we using compressed HTML files?
*
* @return {@code true} if the html-files should be compressed.
*/
public boolean isCompressXref() {
return threadConfig.get().isCompressXref();
}
public boolean isQuickContextScan() {
return threadConfig.get().isQuickContextScan();
}
public void setQuickContextScan(boolean quickContextScan) {
threadConfig.get().setQuickContextScan(quickContextScan);
}
public List<RepositoryInfo> getRepositories() {
return threadConfig.get().getRepositories();
}
/**
* Set the map of external SCM repositories
*
* @param repositories the repositories to use
*/
public void setRepositories(List<RepositoryInfo> repositories) {
threadConfig.get().setRepositories(repositories);
}
/**
* Set the project that is specified to be the default project to use. The
* default project is the project you will search (from the web application)
* if the page request didn't contain the cookie..
*
* @param defaultProject The default project to use
*/
public void setDefaultProject(Project defaultProject) {
threadConfig.get().setDefaultProject(defaultProject);
}
/**
* Get the project that is specified to be the default project to use. The
* default project is the project you will search (from the web application)
* if the page request didn't contain the cookie..
*
* @return the default project (may be null if not specified)
*/
public Project getDefaultProject() {
return threadConfig.get().getDefaultProject();
}
/**
*
* @return at what size (in MB) we should flush the buffer
*/
public double getRamBufferSize() {
return threadConfig.get().getRamBufferSize();
}
/**
* Set the size of buffer which will determine when the docs are flushed to
* disk. Specify size in MB please. 16MB is default
* note that this is per thread (lucene uses 8 threads by default in 4.x)
*
* @param ramBufferSize the size(in MB) when we should flush the docs
*/
public void setRamBufferSize(double ramBufferSize) {
threadConfig.get().setRamBufferSize(ramBufferSize);
}
/**
* Is the verbosity flag turned on?
*
* @return true if we can print extra information
*/
public boolean isVerbose() {
return threadConfig.get().isVerbose();
}
/**
* Set the verbosity flag (to add extra debug information in output)
*
* @param verbose new value
*/
public void setVerbose(boolean verbose) {
threadConfig.get().setVerbose(verbose);
}
/**
* Is the progress print flag turned on?
*
* @return true if we can print per project progress %
*/
public boolean isPrintProgress() {
return threadConfig.get().isPrintProgress();
}
/**
* Set the printing of progress % flag (user convenience)
*
* @param printP new value
*/
public void setPrintProgress(boolean printP) {
threadConfig.get().setPrintProgress(printP);
}
/**
* Specify if a search may start with a wildcard. Note that queries that
* start with a wildcard will give a significant impact on the search
* performance.
*
* @param allowLeadingWildcard set to true to activate (disabled by default)
*/
public void setAllowLeadingWildcard(boolean allowLeadingWildcard) {
threadConfig.get().setAllowLeadingWildcard(allowLeadingWildcard);
}
/**
* Is leading wildcards allowed?
*
* @return true if a search may start with a wildcard
*/
public boolean isAllowLeadingWildcard() {
return threadConfig.get().isAllowLeadingWildcard();
}
public IgnoredNames getIgnoredNames() {
return threadConfig.get().getIgnoredNames();
}
public void setIgnoredNames(IgnoredNames ignoredNames) {
threadConfig.get().setIgnoredNames(ignoredNames);
}
public Filter getIncludedNames() {
return threadConfig.get().getIncludedNames();
}
public void setIncludedNames(Filter includedNames) {
threadConfig.get().setIncludedNames(includedNames);
}
/**
* Returns the user page for the history listing
*
* @return the URL string fragment preceeding the username
*/
public String getUserPage() {
return threadConfig.get().getUserPage();
}
/**
* Get the client command to use to access the repository for the given
* fully quallified classname.
*
* @param clazzName name of the targeting class
* @return {@code null} if not yet set, the client command otherwise.
*/
public String getRepoCmd(String clazzName) {
return threadConfig.get().getRepoCmd(clazzName);
}
/**
* Set the client command to use to access the repository for the given
* fully quallified classname.
*
* @param clazzName name of the targeting class. If {@code null} this method
* does nothing.
* @param cmd the client command to use. If {@code null} the corresponding
* entry for the given clazzName get removed.
* @return the client command previously set, which might be {@code null}.
*/
public String setRepoCmd(String clazzName, String cmd) {
return threadConfig.get().setRepoCmd(clazzName, cmd);
}
/**
* Sets the user page for the history listing
*
* @param userPage the URL fragment preceeding the username from history
*/
public void setUserPage(String userPage) {
threadConfig.get().setUserPage(userPage);
}
/**
* Returns the user page suffix for the history listing
*
* @return the URL string fragment following the username
*/
public String getUserPageSuffix() {
return threadConfig.get().getUserPageSuffix();
}
/**
* Sets the user page suffix for the history listing
*
* @param userPageSuffix the URL fragment following the username from
* history
*/
public void setUserPageSuffix(String userPageSuffix) {
threadConfig.get().setUserPageSuffix(userPageSuffix);
}
/**
* Returns the bug page for the history listing
*
* @return the URL string fragment preceeding the bug ID
*/
public String getBugPage() {
return threadConfig.get().getBugPage();
}
/**
* Sets the bug page for the history listing
*
* @param bugPage the URL fragment preceeding the bug ID
*/
public void setBugPage(String bugPage) {
threadConfig.get().setBugPage(bugPage);
}
/**
* Returns the bug regex for the history listing
*
* @return the regex that is looked for in history comments
*/
public String getBugPattern() {
return threadConfig.get().getBugPattern();
}
/**
* Sets the bug regex for the history listing
*
* @param bugPattern the regex to search history comments
*/
public void setBugPattern(String bugPattern) {
threadConfig.get().setBugPattern(bugPattern);
}
/**
* Returns the review(ARC) page for the history listing
*
* @return the URL string fragment preceeding the review page ID
*/
public String getReviewPage() {
return threadConfig.get().getReviewPage();
}
/**
* Sets the review(ARC) page for the history listing
*
* @param reviewPage the URL fragment preceeding the review page ID
*/
public void setReviewPage(String reviewPage) {
threadConfig.get().setReviewPage(reviewPage);
}
/**
* Returns the review(ARC) regex for the history listing
*
* @return the regex that is looked for in history comments
*/
public String getReviewPattern() {
return threadConfig.get().getReviewPattern();
}
/**
* Sets the review(ARC) regex for the history listing
*
* @param reviewPattern the regex to search history comments
*/
public void setReviewPattern(String reviewPattern) {
threadConfig.get().setReviewPattern(reviewPattern);
}
public String getWebappLAF() {
return threadConfig.get().getWebappLAF();
}
public void setWebappLAF(String laf) {
threadConfig.get().setWebappLAF(laf);
}
public Configuration.RemoteSCM getRemoteScmSupported() {
return threadConfig.get().getRemoteScmSupported();
}
public void setRemoteScmSupported(Configuration.RemoteSCM supported) {
threadConfig.get().setRemoteScmSupported(supported);
}
public boolean isOptimizeDatabase() {
return threadConfig.get().isOptimizeDatabase();
}
public void setOptimizeDatabase(boolean optimizeDatabase) {
threadConfig.get().setOptimizeDatabase(optimizeDatabase);
}
public boolean isUsingLuceneLocking() {
return threadConfig.get().isUsingLuceneLocking();
}
public void setUsingLuceneLocking(boolean useLuceneLocking) {
threadConfig.get().setUsingLuceneLocking(useLuceneLocking);
}
public boolean isIndexVersionedFilesOnly() {
return threadConfig.get().isIndexVersionedFilesOnly();
}
public void setIndexVersionedFilesOnly(boolean indexVersionedFilesOnly) {
threadConfig.get().setIndexVersionedFilesOnly(indexVersionedFilesOnly);
}
public boolean isTagsEnabled() {
return threadConfig.get().isTagsEnabled();
}
public void setTagsEnabled(boolean tagsEnabled) {
threadConfig.get().setTagsEnabled(tagsEnabled);
}
public Date getDateForLastIndexRun() {
return threadConfig.get().getDateForLastIndexRun();
}
public String getDatabaseDriver() {
return threadConfig.get().getDatabaseDriver();
}
public void setDatabaseDriver(String databaseDriver) {
threadConfig.get().setDatabaseDriver(databaseDriver);
}
public String getDatabaseUrl() {
return threadConfig.get().getDatabaseUrl();
}
public void setDatabaseUrl(String databaseUrl) {
threadConfig.get().setDatabaseUrl(databaseUrl);
}
public String getCTagsExtraOptionsFile() {
return threadConfig.get().getCTagsExtraOptionsFile();
}
public void setCTagsExtraOptionsFile(String filename) {
threadConfig.get().setCTagsExtraOptionsFile(filename);
}
public Set<String> getAllowedSymlinks() {
return threadConfig.get().getAllowedSymlinks();
}
public void setAllowedSymlinks(Set<String> allowedSymlinks) {
threadConfig.get().setAllowedSymlinks(allowedSymlinks);
}
/**
* Return whether e-mail addresses should be obfuscated in the xref.
*/
public boolean isObfuscatingEMailAddresses() {
return threadConfig.get().isObfuscatingEMailAddresses();
}
/**
* Set whether e-mail addresses should be obfuscated in the xref.
*/
public void setObfuscatingEMailAddresses(boolean obfuscate) {
threadConfig.get().setObfuscatingEMailAddresses(obfuscate);
}
/**
* Should status.jsp print internal settings, like paths and database URLs?
*
* @return {@code true} if status.jsp should show the configuration,
* {@code false} otherwise
*/
public boolean isChattyStatusPage() {
return threadConfig.get().isChattyStatusPage();
}
/**
* Set whether status.jsp should print internal settings.
*
* @param chatty {@code true} if internal settings should be printed,
* {@code false} otherwise
*/
public void setChattyStatusPage(boolean chatty) {
threadConfig.get().setChattyStatusPage(chatty);
}
public boolean noFetchHistoryWhenNotInCache() {
String enabled =
System.getProperty("org.opensolaris.opengrok.history.noFetchWhenNotInCache");
if (enabled != null) {
return true;
}
return (false);
}
/**
* Read an configuration file and set it as the current configuration.
*
* @param file the file to read
* @throws IOException if an error occurs
*/
public void readConfiguration(File file) throws IOException {
setConfiguration(Configuration.read(file));
}
/**
* Write the current configuration to a file
*
* @param file the file to write the configuration into
* @throws IOException if an error occurs
*/
public void writeConfiguration(File file) throws IOException {
threadConfig.get().write(file);
}
/**
* Write the current configuration to a socket
*
* @param host the host address to receive the configuration
* @param port the port to use on the host
* @throws IOException if an error occurs
*/
public void writeConfiguration(InetAddress host, int port) throws IOException {
try (Socket sock = new Socket(host, port);
XMLEncoder e = new XMLEncoder(sock.getOutputStream())) {
e.writeObject(threadConfig.get());
}
}
protected void writeConfiguration() throws IOException {
writeConfiguration(configServerSocket.getInetAddress(), configServerSocket.getLocalPort());
}
public void setConfiguration(Configuration configuration) {
this.configuration = configuration;
register();
HistoryGuru.getInstance().invalidateRepositories(configuration.getRepositories());
}
public Configuration getConfiguration() {
return this.threadConfig.get();
}
private ServerSocket configServerSocket;
/**
* Try to stop the configuration listener thread
*/
public void stopConfigurationListenerThread() {
IOUtils.close(configServerSocket);
}
/**
* Start a thread to listen on a socket to receive new configurations to
* use.
*
* @param endpoint The socket address to listen on
* @return true if the endpoint was available (and the thread was started)
*/
public boolean startConfigurationListenerThread(SocketAddress endpoint) {
boolean ret = false;
try {
configServerSocket = new ServerSocket();
configServerSocket.bind(endpoint);
ret = true;
final ServerSocket sock = configServerSocket;
Thread t = new Thread(new Runnable() {
@Override
public void run() {
ByteArrayOutputStream bos = new ByteArrayOutputStream(1 << 13);
while (!sock.isClosed()) {
try (Socket s = sock.accept();
BufferedInputStream in = new BufferedInputStream(s.getInputStream())) {
bos.reset();
log.log(Level.FINE, "OpenGrok: Got request from {0}",
s.getInetAddress().getHostAddress());
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) != -1) {
bos.write(buf, 0, len);
}
buf = bos.toByteArray();
if (log.isLoggable(Level.FINE)) {
log.log(Level.FINE, "new config:{0}", new String(buf));
}
Object obj;
try (XMLDecoder d = new XMLDecoder(new ByteArrayInputStream(buf))) {
obj = d.readObject();
}
if (obj instanceof Configuration) {
setConfiguration((Configuration) obj);
log.log(Level.INFO, "Configuration updated: {0}",
configuration.getSourceRoot());
}
} catch (IOException e) {
log.log(Level.SEVERE, "Error reading config file: ", e);
} catch (RuntimeException e) {
log.log(Level.SEVERE, "Error parsing config file: ", e);
}
}
}
});
t.start();
} catch (UnknownHostException ex) {
log.log(Level.FINE, "Problem resolving sender: ", ex);
} catch (IOException ex) {
log.log(Level.FINE, "I/O error when waiting for config: ", ex);
}
if (!ret && configServerSocket != null) {
IOUtils.close(configServerSocket);
}
return ret;
}
}