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/*
* BasePersistenceStrategyBuilder.java
*
* Created on September 30, 2002, 12:25 PM
*/
package com.sun.enterprise.web;
import java.io.File;
import java.util.ArrayList;
import java.util.StringTokenizer;
import java.util.logging.Logger;
import java.util.logging.Level;
import org.apache.catalina.Context;
import org.apache.catalina.core.StandardContext;
import com.sun.enterprise.deployment.runtime.web.ManagerProperties;
//import com.sun.enterprise.tools.common.dd.webapp.ManagerProperties;
//import com.iplanet.ias.tools.common.dd.webapp.ManagerProperties;
import com.sun.enterprise.deployment.runtime.web.SessionManager;
//import com.sun.enterprise.tools.common.dd.webapp.SessionManager;
//import com.iplanet.ias.tools.common.dd.webapp.SessionManager;
import com.sun.enterprise.deployment.runtime.web.StoreProperties;
//import com.sun.enterprise.tools.common.dd.webapp.StoreProperties;
//import com.iplanet.ias.tools.common.dd.webapp.StoreProperties;
import com.sun.enterprise.deployment.runtime.web.WebProperty;
//import com.sun.enterprise.tools.common.dd.webapp.WebProperty;
//import com.iplanet.ias.tools.common.dd.webapp.WebProperty;
import com.sun.enterprise.web.session.PersistenceType;
//import com.iplanet.ias.web.session.PersistenceType;
//import com.iplanet.ias.config.ConfigBean;
//import com.iplanet.ias.config.ConfigException;
//import com.iplanet.ias.config.ConfigContext;
//import com.iplanet.ias.server.ApplicationServer;
//import com.iplanet.ias.server.ServerContext;
import com.sun.enterprise.config.serverbeans.ElementProperty;
//import com.iplanet.ias.config.serverbeans.ElementProperty;
//FIXME look at whether reapInterval & storeReapInterval supported now
public abstract class BasePersistenceStrategyBuilder implements PersistenceStrategyBuilder {
/** Creates a new instance of BaseSessionStoreInitializer */
public BasePersistenceStrategyBuilder(Logger logger) {
_logger = logger;
}
/** Creates a new instance of BasePersistenceStrategyBuilder */
public BasePersistenceStrategyBuilder() {
}
public void initializePersistenceStrategy(Context ctx, SessionManager smBean ) {
//this method sets default values
//it may be extended in builder subclasses which will have their
//own inst vars for additional params
this.setDefaultParams(ctx, smBean );
//this method reads server instance-level parameter values from server.xml.
//Any values found here will over-ride defaults
//This method may be extended in builder subclasses which will have their
//own inst vars for additional params
this.readInstanceLevelParams();
//this method reads web app parameter values from sun-web.xml
//Any values found here will over-ride defaults & instance-level values
//This method may be extended in builder subclasses which will have their
//own inst vars for additional params
this.readWebAppParams(ctx, smBean);
ctx.setBackgroundProcessorDelay(reapInterval);
}
public void setDefaultParams(Context ctx, SessionManager smBean ) {
reapInterval = DEFAULT_REAP_INTERVAL;
maxSessions = -1;
//take this out
//PersistenceType persistence = PersistenceType.MEMORY;
// Default settings for persistence-type = 'memory'
sessionFilename = DEFAULT_SESSION_FILENAME;
// Default settings for persistence-type = 'file'
storeReapInterval = DEFAULT_REAP_INTERVAL;
directory = ((StandardContext) ctx).getWorkDir();
}
public void readInstanceLevelParams() {
//debug("in readInstanceLevelParams");
ServerConfigLookup lookup = new ServerConfigLookup();
com.sun.enterprise.config.serverbeans.SessionManager smBean =
//com.iplanet.ias.config.serverbeans.SessionManager smBean =
lookup.getInstanceSessionManager();
if (smBean != null) {
// The persistence-type controls what properties of the
// session manager can be configured
//take these 2 lines out
//String pType = smBean.getAttributeValue("persistence-type");
//persistence = PersistenceType.parseType(pType);
com.sun.enterprise.config.serverbeans.ManagerProperties mgrBean =
//com.iplanet.ias.config.serverbeans.ManagerProperties mgrBean =
smBean.getManagerProperties();
if (mgrBean != null) {
// manager reap-interval-in-seconds
String reapIntervalInSecondsString = mgrBean.getReapIntervalInSeconds();
if (reapIntervalInSecondsString != null) {
try {
reapInterval = Integer.parseInt(reapIntervalInSecondsString);
_logger.finest(" mgr reapInterval set = " + reapInterval);
} catch (NumberFormatException e) {
// XXX need error message
}
} else {
if(_logger.isLoggable(Level.FINEST)) {
_logger.finest("no instance level value set for mgr reapInterval");
}
/* not correct message
Object[] params = { "reap-interval-in-seconds" };
_logger.log(Level.INFO, "webcontainer.notYet", params);
*/
}
//max-sessions
String maxSessionsString = mgrBean.getMaxSessions();
if (maxSessionsString != null) {
try {
maxSessions = Integer.parseInt(maxSessionsString);
_logger.finest("maxSessions set = " + maxSessions);
} catch (NumberFormatException e) {
// XXX need error message
}
} else {
if(_logger.isLoggable(Level.FINEST)) {
_logger.finest("no instance level value set for maxSessions");
}
/* not correct message
Object[] params = { "max-sessions" };
_logger.log(Level.INFO, "webcontainer.notYet", params);
*/
}
//session-file-name
String sessionFilenameString = mgrBean.getSessionFileName();
if (sessionFilenameString != null) {
sessionFilename = sessionFilenameString;
_logger.finest("sessionFilename set = " + sessionFilename);
}
// START CR 6275709
sessionIdGeneratorClassname =
mgrBean.getSessionIdGeneratorClassname();
if (sessionIdGeneratorClassname != null
&& _logger.isLoggable(Level.FINEST)) {
_logger.finest("sessionIdGeneratorClassname set = "
+ sessionIdGeneratorClassname);
}
// END CR 6275709
//now do properties under <manager-properties> element
com.sun.enterprise.config.serverbeans.ElementProperty[] props =
mgrBean.getElementProperty();
for (int i = 0; i < props.length; i++) {
String name = props[i].getAttributeValue("name");
String value = props[i].getAttributeValue("value");
//maxIdleBackupSeconds
if (name.equalsIgnoreCase("maxIdleBackupSeconds")) {
try {
maxIdleBackup = Integer.parseInt(value);
} catch (NumberFormatException e) {
// XXX need error message
}
}
}
}
com.sun.enterprise.config.serverbeans.StoreProperties storeBean =
//com.iplanet.ias.config.serverbeans.StoreProperties storeBean =
smBean.getStoreProperties();
if (storeBean != null) {
//store reap-interval-in-seconds
String reapIntervalInSecondsString = storeBean.getReapIntervalInSeconds();
if (reapIntervalInSecondsString != null) {
try {
storeReapInterval = Integer.parseInt(reapIntervalInSecondsString);
_logger.finest("storeReapInterval set = " + storeReapInterval);
} catch (NumberFormatException e) {
// XXX need error message
}
}
//directory
String directoryString = storeBean.getDirectory();
if (directoryString != null) {
directory = directoryString;
_logger.finest("directory set = " + directoryString);
}
}
}
//com.iplanet.ias.config.serverbeans.SessionProperties spBean =
com.sun.enterprise.config.serverbeans.SessionProperties spBean =
lookup.getInstanceSessionProperties();
if (spBean != null) {
//session timeout-in-seconds
String timeoutSecondsString = spBean.getTimeoutInSeconds();
if (timeoutSecondsString != null) {
try {
sessionMaxInactiveInterval = Integer.parseInt(timeoutSecondsString);
_logger.finest("sessionMaxInactiveInterval set = " + sessionMaxInactiveInterval);
} catch (NumberFormatException e) {
// XXX need error message
}
} else {
if(_logger.isLoggable(Level.FINEST)) {
_logger.finest("no instance level value set for sessionMaxInactiveInterval");
}
/* not correct message
Object[] params = { "timeout-in-seconds" };
_logger.log(Level.INFO, "webcontainer.notYet", params);
*/
}
}
}
public void readWebAppParams(Context ctx, SessionManager smBean ) {
if (smBean != null) {
// The persistence-type controls what properties of the
// session manager can be configured
//take these 2 lines out
//String pType = smBean.getAttributeValue("persistence-type");
//persistence = PersistenceType.parseType(pType);
ManagerProperties mgrBean = smBean.getManagerProperties();
if ((mgrBean != null) && (mgrBean.sizeWebProperty() > 0)) {
WebProperty[] props = mgrBean.getWebProperty();
for (int i = 0; i < props.length; i++) {
//String name = props[i].getAttributeValue("name");
//String value = props[i].getAttributeValue("value");
String name = props[i].getAttributeValue(WebProperty.NAME);
String value = props[i].getAttributeValue(WebProperty.VALUE);
if (name.equalsIgnoreCase("reapIntervalSeconds")) {
try {
reapInterval = Integer.parseInt(value);
} catch (NumberFormatException e) {
// XXX need error message
}
} else if (name.equalsIgnoreCase("maxSessions")) {
try {
maxSessions = Integer.parseInt(value);
} catch (NumberFormatException e) {
// XXX need error message
}
} else if (name.equalsIgnoreCase("maxIdleBackupSeconds")) {
try {
maxIdleBackup = Integer.parseInt(value);
} catch (NumberFormatException e) {
// XXX need error message
}
} else if (name.equalsIgnoreCase("sessionFilename")) {
sessionFilename = value;
} else if (name.equalsIgnoreCase("persistenceFrequency")) {
_persistenceFrequency = value;
} else {
Object[] params = { name };
_logger.log(Level.INFO, "webcontainer.notYet", params);
}
}
}
StoreProperties storeBean = smBean.getStoreProperties();
if ((storeBean != null) && (storeBean.sizeWebProperty() > 0)) {
WebProperty[] props = storeBean.getWebProperty();
for (int i = 0; i < props.length; i++) {
//String name = props[i].getAttributeValue("name");
//String value = props[i].getAttributeValue("value");
String name = props[i].getAttributeValue(WebProperty.NAME);
String value = props[i].getAttributeValue(WebProperty.VALUE);
if (name.equalsIgnoreCase("reapIntervalSeconds")) {
try {
storeReapInterval = Integer.parseInt(value);
} catch (NumberFormatException e) {
// XXX need error message
}
} else if (name.equalsIgnoreCase("directory")) {
directory = value;
} else if (name.equalsIgnoreCase("persistenceScope")) {
_persistenceScope = value;
} else {
Object[] params = { name };
_logger.log(Level.INFO, "webcontainer.notYet", params);
}
}
}
}
}
protected String prependContextPathTo(String str, Context ctx) {
if(str == null)
return str;
String filePart = getFilePartOf(str);
if(filePart == null || filePart.equals("")) {
return null;
}
String strippedContextPath = stripNonAlphaNumericsExceptUnderscore(ctx.getPath());
String modifiedFilePart = null;
if(strippedContextPath != null && !strippedContextPath.equals("")) {
modifiedFilePart = strippedContextPath + "_" + filePart;
} else {
modifiedFilePart = filePart;
}
int lastSlashIdx = str.lastIndexOf(File.separator);
String result = null;
if(lastSlashIdx == -1) {
result = modifiedFilePart;
} else {
String firstPart = str.substring(0, lastSlashIdx);
result = firstPart + File.separator + modifiedFilePart;
}
//System.out.println("BasePersistenceStrategyBuilder>>prependContextPathTo: " + result);
return result;
}
protected String getFilePartOf(String str) {
if(str == null)
return str;
int lastSlashIdx = str.lastIndexOf(File.separator);
String result = null;
if(lastSlashIdx == -1) {
result = cleanFileParts(str);
} else {
result = cleanFileParts(str.substring(lastSlashIdx + 1, str.length()));
}
//System.out.println("getFilePartOf result = " + result);
return result;
}
private String cleanFileParts(String fileString) {
String fileMainPart = getFileMainPart(fileString);
String fileSuffixPart = getFileSuffixPart(fileString);
if(fileMainPart == null) {
return null;
}
if(fileSuffixPart == null) {
return fileMainPart;
} else {
return fileMainPart + "." + fileSuffixPart;
}
}
private String getFileMainPart(String fileString) {
ArrayList results = new ArrayList();
StringTokenizer st = new StringTokenizer(fileString, ".");
while (st.hasMoreTokens()) {
results.add(st.nextToken());
}
if(results.size() > 0) {
return stripNonAlphaNumericsExceptUnderscore((String)results.get(0));
} else {
return null;
}
}
private String getFileSuffixPart(String fileString) {
ArrayList results = new ArrayList();
StringTokenizer st = new StringTokenizer(fileString, ".");
while (st.hasMoreTokens()) {
results.add(st.nextToken());
}
if(results.size() > 1) {
return stripNonAlphaNumericsExceptUnderscore((String)results.get(1));
} else {
return null;
}
}
/**
* this method strips out all non-alpha characters
*
* @param inputString
*/
protected String stripNonAlphas(String inputString) {
StringBuffer sb = new StringBuffer(50);
for(int i=0; i<inputString.length(); i++) {
char nextChar = inputString.charAt(i);
if(Character.isLetter(nextChar)) {
sb.append(nextChar);
}
}
return sb.toString();
}
/**
* this method strips out all non-alphanumeric characters
*
* @param inputString
*/
protected String stripNonAlphaNumericsExceptUnderscore(String inputString) {
StringBuffer sb = new StringBuffer(50);
for(int i=0; i<inputString.length(); i++) {
char nextChar = inputString.charAt(i);
if(Character.isLetterOrDigit(nextChar) || "_".equals(String.valueOf(nextChar))) {
sb.append(nextChar);
}
}
return sb.toString();
}
/**
* this method strips out all non-alphanumeric characters
*
* @param inputString
*/
protected String stripNonAlphaNumerics(String inputString) {
StringBuffer sb = new StringBuffer(50);
for(int i=0; i<inputString.length(); i++) {
char nextChar = inputString.charAt(i);
if(Character.isLetterOrDigit(nextChar)) {
sb.append(nextChar);
}
}
return sb.toString();
}
public void setLogger(Logger logger) {
_logger = logger;
}
public String getPersistenceFrequency() {
return _persistenceFrequency;
}
public void setPersistenceFrequency(String persistenceFrequency) {
_persistenceFrequency = persistenceFrequency;
}
public String getPersistenceScope() {
return _persistenceScope;
}
public void setPersistenceScope(String persistenceScope) {
_persistenceScope = persistenceScope;
}
public String getPassedInPersistenceType() {
return _passedInPersistenceType;
}
public void setPassedInPersistenceType(String persistenceType) {
_passedInPersistenceType = persistenceType;
}
/**
* The logger to use for logging ALL web container related messages.
*/
protected Logger _logger = null;
protected String directory = null;
protected String DEFAULT_SESSION_FILENAME = "SESSIONS.ser";
protected String sessionFilename = DEFAULT_SESSION_FILENAME;
// START CR 6275709
protected String sessionIdGeneratorClassname = null;
// END CR 6275709
protected String _persistenceFrequency = null;
protected String _persistenceScope = null;
protected String _passedInPersistenceType = null;
protected int maxSessions = -1;
protected final int DEFAULT_REAP_INTERVAL = 60; // 1 minute
protected int reapInterval = DEFAULT_REAP_INTERVAL;
protected int storeReapInterval = DEFAULT_REAP_INTERVAL;
protected final int DEFAULT_MAX_IDLE_BACKUP = -1; // never save
protected int maxIdleBackup = DEFAULT_MAX_IDLE_BACKUP;
protected final int DEFAULT_SESSION_TIMEOUT = 1800; // 30 minute
protected int sessionMaxInactiveInterval = DEFAULT_SESSION_TIMEOUT;
//special constant for Java Server Faces
protected static final String JSF_HA_ENABLED = "com.sun.appserver.enableHighAvailability";
}
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