/**
* Close all IO connections that were opened during post()
*
* @param cs Client socket items to populate.
*/
private static void cleanUp(ClientSocket cs) throws IOException {
Debug.log(Debug.MSG_LIFECYCLE, "HTTPUtils: closing IO socket connections");
if (cs.in != null) {
try {
cs.in.close();
cs.in = null;
} catch (Exception e) {
Debug.log(Debug.ALL_WARNINGS, e.toString());
}
}
if (cs.out != null) {
try {
cs.out.close();
cs.out = null;
} catch (Exception e) {
Debug.log(Debug.ALL_WARNINGS, e.toString());
}
}
if (cs.s != null) {
try {
cs.s.close();
cs.s = null;
} catch (Exception e) {
Debug.log(Debug.ALL_WARNINGS, e.toString());
}
}
}
/**
* POSTs the given content to the given URL.
*
* @param String the url to post to
* @param content the body of the post
* @param contentType the content-type of the request
* @exception IOException if post fails
*/
public static String post(String urlString, String contentType, String content)
throws IOException {
Debug.log(
Debug.MSG_LIFECYCLE,
"HTTPUtils: Trying to post " + content + " to web server at [ " + urlString + "]");
StringBuffer responseBuffer = new StringBuffer();
URL url = new URL(urlString);
ClientSocket cs = new ClientSocket();
HTTPUtils.Response resp = post(cs, url, new Hashtable(), contentType, content);
while (true) {
String line = resp.content.readLine();
if (line == null) break;
responseBuffer.append(line);
}
Debug.log(
Debug.MSG_LIFECYCLE,
"HTTPUtils: Obtained response from web server : " + responseBuffer.toString());
cleanUp(cs);
return responseBuffer.toString();
}
/**
* This function takes a perl5 regular expression as the pattern to perform pattern matching and
* string substitution.
*
* <p>"s/pattern/replacement/[g][i][m][o][s][x]"
*
* <p>g - substitute globally (all occurence) i - case insensitive m - treat the input as
* consisting of multiple lines o - interpolate once s - treat the input as consisting of a single
* line x - enable extended expression syntax incorporating whitespace and comments
*
* <p>to perform string substitution. Unless the [g] option is specified, the dafault is to
* replace only the first occurrence.
*
* @param perl5Pattern - Perl5 regular expression
* @param input - input string
* @return result - processed string. The original input is returned when there is no match
* @exception - FrameworkException is thrown when either pattern or input is null
*/
public static String substitute(String perl5Pattern, String input) throws FrameworkException {
if ((perl5Pattern == null) || (input == null)) {
throw new FrameworkException(
"RegexUtil: replaceAll(): Either input or pattern is null."
+ "input = "
+ input
+ ", "
+ "pattern = "
+ perl5Pattern);
}
if (Debug.isLevelEnabled(Debug.MSG_STATUS)) {
Debug.log(
Debug.MSG_STATUS,
"RegexUtils: replaceAll: perl5Pattern = " + perl5Pattern + " input = " + input);
}
Perl5Util util = new Perl5Util();
String result = input;
try {
result = util.substitute(perl5Pattern, input);
} catch (RuntimeException e) {
throw new FrameworkException("RegexUtils: substitute: " + e.getMessage());
}
return result;
}
/**
* This function returns the begin offset of the input string where the first matched pattern is
* found.
*
* @param pattern pattern string to match
* @param input input string
* @return returns the offset of the beginning of the first matched pattern. if the match not
* found, it returns -1.
* @exception throws a FrameworkException when either pattern/input is null.
*/
public static int getBeginOffset(String pattern, String input) throws FrameworkException {
if (input == null || pattern == null) {
throw new FrameworkException(
"RegexUtils: getBeginOffset(): input or pattern is null."
+ "input = "
+ input
+ ", "
+ "pattern = "
+ pattern);
}
Perl5Util util = new Perl5Util();
int beginOffset = -1;
String formatPattern = null;
formatPattern = makePerl5MatchPattern(pattern);
if (util.match(formatPattern, input)) {
beginOffset = util.beginOffset(0);
} else {
Debug.log(Debug.MSG_STATUS, "RegexUtils: getBeginOffset(): No match found.");
}
return beginOffset;
}
/**
* This function composes the perl regular expression to perform pattern matching with negative
* look ahead. This becomes handy when a replacement string includes some string that is also a
* pattern.
*
* <p>i.e.) pattern - & replacement - ", &
*
* @param pattern - pattern string to match
* @param replacements - an array of replacement strings
* @return returns the format pattern for perl5 negative look-ahead
* @exception throws a FrameworkException when the pattern/replacement is null.
*/
private static String makePerl5MatchPatternNegativeLookAhead(
String pattern, String replacements[]) throws FrameworkException {
if (pattern == null || replacements.length < 0) {
throw new FrameworkException(
"RegexUtils: makePerl5MatchPatternNegativeLookAhead: pattern or replacement is null."
+ "\npattern = "
+ pattern
+ "\nreplacements.length = "
+ replacements.length);
}
String result = null;
StringBuffer patternBuffer = new StringBuffer();
Perl5Util util = new Perl5Util();
String formatPattern = makePerl5MatchPattern(pattern);
for (int i = 0; i < replacements.length; i++) {
if (util.match(formatPattern, replacements[i])) {
if (replacements[i].startsWith(pattern)) {
result = util.postMatch();
// very first one
if (i == 0) {
patternBuffer.append(pattern);
patternBuffer.append("(?!");
}
patternBuffer.append(result);
// the last one
if (i == (replacements.length - 1)) {
patternBuffer.append(")");
} else // not the last one, cat the perl5 separater
{
patternBuffer.append("|");
}
} else {
throw new FrameworkException(
"ERROR: RegexUtils: makePerl5MatchPatternNegativeLookAhead: The pattern in the "
+ "replacement string should be at the beginning.");
}
} else // no match found meaning invalid use of this function
{
throw new FrameworkException(
"ERROR: RegexUtils: makePerl5MatchPatternNegativeLookAhead: "
+ "Invalid use of the function.");
}
}
if (Debug.isLevelEnabled(Debug.MSG_STATUS)) {
Debug.log(
Debug.MSG_STATUS,
"RegexUtils: makePerl5MatchPatternNegativeLookAhead: patternBuffer.toString() = "
+ patternBuffer.toString());
}
return patternBuffer.toString();
}
/**
* Initializes the Splitter.
*
* @param key Property-key to use for locating initialization properties.
* @param type Property-type to use for locating initialization properties.
* @exception ProcessingException when initialization fails
*/
public void initialize(String key, String type) throws ProcessingException {
// Call the abstract super class's initialize method. This initializes
// the adapterProperties hashtable defined in the super class and
// retrieves the name and toProcessorNames values from the properties.
super.initialize(key, type);
if (Debug.isLevelEnabled(Debug.OBJECT_LIFECYCLE))
Debug.log(Debug.OBJECT_LIFECYCLE, "Splitter: Initializing.....");
StringBuffer errorBuffer = new StringBuffer();
truncHeaderFooter = getRequiredPropertyValue(TRUNCATE_HEADER_FOOTER_PROP, errorBuffer);
if (Debug.isLevelEnabled(Debug.MSG_DATA))
Debug.log(Debug.MSG_DATA, "Splitter: truncHeaderFooter? ---->" + truncHeaderFooter);
String temp = getPropertyValue(FILE_SEPARATOR_PROP);
if (StringUtils.hasValue(temp)) {
fileSeparator = StringUtils.replaceSubstrings(temp, "\\r", "\r");
fileSeparator = StringUtils.replaceSubstrings(fileSeparator, "\\n", "\n");
if (Debug.isLevelEnabled(Debug.MSG_DATA))
Debug.log(Debug.MSG_DATA, "Splitter: fileSeparator---->" + fileSeparator);
}
try {
splitLength = Integer.parseInt(getRequiredPropertyValue(SPLIT_LENGTH_PROP, errorBuffer));
if (Debug.isLevelEnabled(Debug.MSG_DATA))
Debug.log(Debug.MSG_DATA, "Splitter: splitLength---->" + splitLength);
} catch (NumberFormatException nx) {
throw new ProcessingException("ERROR: Splitter: The SPLIT_LENGTH " + "must be a number.");
}
if (splitLength <= 0) {
throw new ProcessingException(
"ERROR: Splitter: The SPLIT_LENGTH " + "must be greater than zero.");
}
if (errorBuffer.length() > 0) {
String errMsg = errorBuffer.toString();
Debug.log(Debug.ALL_ERRORS, errMsg);
throw new ProcessingException(errMsg);
}
}
/** Constructor. */
public DatabaseEventQueue() {
if (Debug.isLevelEnabled(Debug.OBJECT_LIFECYCLE))
Debug.log(
Debug.OBJECT_LIFECYCLE,
"QUEUE OPERATION: Creating event queue of type ["
+ StringUtils.getClassName(this)
+ "] ...");
queue = Collections.synchronizedList(new LinkedList());
}
/** Initializes the board executing a writing test catching the error. */
public void init() {
try {
device.write(0xfe, (byte) 0x04);
} catch (IOException e) {
StringWriter sw = new StringWriter();
e.printStackTrace(new PrintWriter(sw));
String exceptionDetails = sw.toString();
debug.log(Debug.SEVERE, exceptionDetails);
Gopigo.getInstance().halt();
}
}
/**
* Initialize the event queue.
*
* @param props A container of configuration properties.
* @exception FrameworkException Thrown if configuration is invalid.
*/
public void initialize(Map props) throws FrameworkException {
String temp = (String) props.get(LOAD_EVENT_BATCH_SIZE_PROP);
if (StringUtils.hasValue(temp)) {
maxDatabaseEventLoadSize = StringUtils.getInteger(temp);
if (Debug.isLevelEnabled(Debug.SYSTEM_CONFIG))
Debug.log(
Debug.SYSTEM_CONFIG,
"QUEUE OPERATION: Initializing: Maximum-database-event-batch-load-size is ["
+ maxDatabaseEventLoadSize
+ "] rows.");
}
}
public static void main(String[] args) {
Debug.enable(Debug.UNIT_TEST);
Debug.enable(Debug.BENCHMARK);
Debug.showLevels();
if (args.length != 3) {
Debug.log(
Debug.ALL_ERRORS,
"UnBatcher: USAGE: " + " jdbc:oracle:thin:@192.168.164.238:1521:e911 e911 e911 ");
return;
}
try {
DBInterface.initialize(args[0], args[1], args[2]);
} catch (DatabaseException e) {
Debug.log(
Debug.MAPPING_ERROR,
"UnBatcher: " + "Database initialization failure: " + e.getMessage());
}
Splitter spl = new Splitter();
try {
MessageProcessorContext mpx = new MessageProcessorContext();
mpx.set("FileName", "MANS9999");
String s = FileUtils.readFile("D:\\Response\\DECCCORR.txt");
System.out.println("length----------->>>>>" + s.length());
MessageObject msob = new MessageObject();
msob.set(s);
spl.initialize("E911BATCHER", "FAX_MESSAGE_SPLITTER");
spl.process(mpx, msob);
} catch (Exception ex) {
System.out.println(ex.getMessage());
}
}
/**
* Get the next queued item. Must be called after hasNext().
*
* @return The next item in the queue to process.
* @exception FrameworkException Thrown on errors.
*/
public Event next() throws FrameworkException {
if (queue.size() == 0) {
throw new FrameworkException("ERROR: Attempt was made to retrieve event from empty queue.");
}
Event event = (Event) queue.get(0);
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"QUEUE OPERATION: Retrieving the following event from the database queue:\n"
+ event.describe());
return event;
}
/**
* Returns 'true' if the queue has more items to process.
*
* @param criteria An event containing the event-selection criteria.
* @return 'true' if queue has more items to process, otherwise 'false'.
* @exception FrameworkException Thrown on errors.
*/
public boolean hasNext(Event criteria) throws FrameworkException {
boolean available = (queue.size() > 0);
// If no events are available in memory, attempt to get more from the database.
if (!available) {
loadFromDatabase(criteria);
available = (queue.size() > 0);
}
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"QUEUE OPERATION: Events available in database queue? [" + available + "].");
return available;
}
/**
* This function substitues ALL occurence of the pattern in the input passed in. This function can
* take a single input, a perl5 match pattern, an array of replacement strings, begin token, and
* end token.
*
* @param perl5Regex perl5 regular expression for pattern match i.e.) &(?!amp) - this regular
* expression matches every occurence of '&' which is not followed by "amp". For example, it
* will match '&' or "&anystring" but "&".
* @param input input string
* @param replacement array of replacement strings
* @param beginToken begin boundary token
* @param endToken end boundary token
* @return result returns processed string
* @exception throws FrameworkException when either pattern/input/replacement is null.
*/
public static String replaceAll(
String perl5Regex, String input, String replacement[], String beginToken, String endToken)
throws FrameworkException {
if (input == null) {
throw new FrameworkException("RegexUtil: replaceAll(): input is null.");
}
if ((perl5Regex == null) && (replacement.length <= 0)) {
Debug.log(Debug.ALL_ERRORS, "RegexUtils.replaceAll()): No patterns and tokens specified.");
throw new FrameworkException("RegexUtils: replaceAll(): No patterns and tokens specified.");
}
for (int i = 0; i < replacement.length; i++) {
input = replaceAll(perl5Regex, input, replacement[i], beginToken, endToken);
}
return input;
}
/**
* This function checks in the input if there is other tokens in the begingTokens array than
* begin. This utility function is used on a string which is between a valid begin token and all
* possible other begin tokens. If there is another begin token of different kind is found, the
* substitution shouldn't occur. Consider this situation:
*
* <p>i.e.) <beginToken_0> "some string <beginToken_1> here to do the substitution on"
* <endToken_0> <beginToken_0> "another some string" <endToken_1>
*
* <p>In this case, the replaceAll() function finds the matched pair <beginToken_0> and
* <endToken_0> and attempt to perform the substitution. However, since there is another boundary
* _1 is overlapped with _0 boundary, we do not want to perform a string substitution.
*
* @param replacement replacement string to replace with
* @param beginToken begin boundary token
* @param endToken end boundary token
* @return true if any of other beginTokens in the beginToken[] than begin is found in the input
* string, false otherwise
*/
private static final boolean isOtherBeginTokenThere(
String begin, String input, String beginTokens[]) throws FrameworkException {
Perl5Util util = new Perl5Util();
for (int i = 0; i < beginTokens.length; i++) {
// look for the other token
if (!beginTokens[i].equals(begin)) {
String perl5Pattern = makePerl5MatchPattern(beginTokens[i]);
// if the input contains at least one beginToken which differs from the begin
if (util.match(perl5Pattern, input)) {
Debug.log(
Debug.MSG_STATUS, "RegexUtils: isOtherBeginTokenThere: token = " + perl5Pattern);
return true;
}
}
}
return false;
}
/**
* This function substitues ALL occurence of the pattern in the input with the replacement passed
* in. This function can handle such situation as when some characters in the replacement is also
* used in the pattern.
*
* <p>i.e.) pattern - & or &/[option] replacement - & or &/[option]
*
* @param pattern pattern string to match
* @param input input string
* @param replacement replacement string to be replaced with
* @return returns processed string. Default return value is the original input string.
* @exception throws FrameworkException when either pattern/input/replacement is null.
*/
public static String replaceAll(String pattern, String input, String replacement)
throws FrameworkException {
if ((pattern == null) || (replacement == null) || (input == null)) {
Debug.log(
Debug.ALL_ERRORS,
"RegexUtils.replaceAll(): pattern or replacement or input" + "is null.");
throw new FrameworkException(
"ERROR: RegexUtils: replaceAll(): pattern or replacement or input is null.");
}
Perl5Util util = new Perl5Util();
String negativeLookAheadPattern = makePerl5MatchPatternNegativeLookAhead(pattern, replacement);
String substitutionPattern =
makePerl5SubstitutionPattern(negativeLookAheadPattern, replacement);
String result = util.substitute(substitutionPattern, input);
return result;
}
/**
* POST something to the given URL. The headers are put in as HTTP headers, the content length is
* calculated and the content is sent as content. Duh.
*
* @param cs Client socket items.
* @param url the url to post to
* @param headers additional headers to send as HTTP headers
* @param contentType type of the content
* @param content the body of the post
* @exception IOException if post fails
*/
private static Response post(
ClientSocket cs, URL url, Hashtable headers, String contentType, String content)
throws IOException {
// If the port is not specified in the URL, use the default http port.
int port = url.getPort();
if (port == -1) port = 80;
cs.s = new Socket(url.getHost(), +port);
cs.out = new PrintWriter(cs.s.getOutputStream());
cs.in = new BufferedReader(new InputStreamReader(cs.s.getInputStream()));
// Create the HTTP header
cs.out.print(HTTP_POST + " " + url.getFile() + " HTTP/" + HTTP_VERSION + "\r\n");
cs.out.print(HEADER_HOST + ": " + url.getHost() + ':' + port + "\r\n");
cs.out.print(HEADER_CONTENT_TYPE + ": " + contentType + "\r\n");
cs.out.print(HEADER_CONTENT_LENGTH + ": " + content.length() + "\r\n");
for (Enumeration e = headers.keys(); e.hasMoreElements(); ) {
Object key = e.nextElement();
cs.out.print(key + ": " + headers.get(key) + "\r\n");
}
// According to HTTP1.1 need another CRLF after the header
cs.out.print("\r\n");
Debug.log(Debug.MSG_LIFECYCLE, "HTTPUtils: Writing content to the socket... " + content);
cs.out.println(content);
cs.out.flush();
/* read the status line */
int statusCode = 0;
String statusString = null;
StringTokenizer st = new StringTokenizer(cs.in.readLine());
st.nextToken(); // ignore version part
statusCode = Integer.parseInt(st.nextToken());
StringBuffer sb = new StringBuffer();
while (st.hasMoreTokens()) {
sb.append(st.nextToken());
if (st.hasMoreTokens()) sb.append(" ");
}
statusString = sb.toString();
/* get the headers */
Hashtable respHeaders = new Hashtable();
int respContentLength = -1;
String respContentType = null;
String line = null;
while ((line = cs.in.readLine()) != null) {
if (line.length() == 0) break;
int colonIndex = line.indexOf(':');
String fieldName = line.substring(0, colonIndex);
String fieldValue = line.substring(colonIndex + 1).trim();
if (fieldName.equals(HEADER_CONTENT_LENGTH)) respContentLength = Integer.parseInt(fieldValue);
else if (fieldName.equals(HEADER_CONTENT_TYPE)) respContentType = fieldValue;
else respHeaders.put(fieldName, fieldValue);
}
Response response =
new Response(
statusCode, statusString, respHeaders, respContentLength, respContentType, cs.in);
return response;
}
/**
* This function substitues ALL the occurence of the pattern in the input with the replacement
* passed in. The substitution is done only in the range bound by the begin token and the end
* token.
*
* @param pattern pattern string to match
* @param input input string
* @param replacement replacement string to replace with
* @param beginToken begin boundary token
* @param endToken end boundary token
* @param beginTokens[] an array of beginTokens - this is used for negative look ahead where there
* are other begin tokens to be recognized.
* @return returns processed string if both beginToken and the endToken are successfully found,
* returns the unproessed original input otherwise.
* @exception throws a FrameworkException when either pattern/input/replacement is null.
*/
public static String replaceAll(
String pattern,
String input,
String replacement,
String beginToken,
String endToken,
String beginTokens[])
throws FrameworkException {
if ((pattern == null) || (replacement == null) || (input == null)) {
Debug.log(
Debug.ALL_ERRORS,
"RegexUtils: replaceAll(): pattern or replacement or input is null. "
+ "\npattern = "
+ pattern
+ "\ninput = "
+ input
+ "\nreplacement = "
+ replacement);
throw new FrameworkException(
"RegexUtils: replaceAll(): pattern or replacement or input is null.");
}
Perl5Util util = new Perl5Util();
StringBuffer resultBuffer = new StringBuffer();
if ((beginToken == null) || (endToken == null)) {
// either beginToken or endToken cannot be null, however both can be null.
throw new FrameworkException(
"RegexUtils: replaceAll(): Either begin or end token is null. BeginToken = "
+ beginToken
+ ", "
+ "endToken = "
+ endToken);
} else // do pattern match
{
// making the Perl5 regular expression format pattern
String begin = makePerl5MatchPattern(beginToken);
String end = makePerl5MatchPattern(endToken);
boolean beginTokenMatch = true;
// if begin token found
while (beginTokenMatch) {
// check the input for each iteration. when there is no input, break out of the loop.
if (input == null) break;
beginTokenMatch = util.match(begin, input);
if (beginTokenMatch) {
String negativeLookAheadPattern =
makePerl5MatchPatternNegativeLookAhead(pattern, replacement);
int beginOffsetForBeginToken = util.beginOffset(0);
int endOffsetForBeginToken = util.endOffset(0);
// the input after the begin token
String subInput = input.substring(endOffsetForBeginToken);
// if end token passed in was an empty string
if (endToken.equals("")) {
String result = null;
try {
result = replaceAllWithBeginToken(pattern, input, replacement, beginToken);
} catch (FrameworkException e) {
Debug.log(Debug.ALL_ERRORS, "RegexUtils: replaceAll() failed." + e.getMessage());
}
return result;
} else if (util.match(end, subInput)) // endToken found
{
// begin offset for the end token relative to the input not subInput
int beginOffsetForEndToken = endOffsetForBeginToken + util.beginOffset(0);
int endOffsetForEndToken = endOffsetForBeginToken + util.endOffset(0);
// pre is the string before the beginToken and the beginToken
String pre = input.substring(0, endOffsetForBeginToken);
resultBuffer.append(pre);
// current is the string between the beginToken and the endToken
String current = input.substring(endOffsetForBeginToken, beginOffsetForEndToken);
// theRest is the rest of the input string after the endToken
String theRest = input.substring(endOffsetForEndToken);
// current is the string between begin token and the endtoken
current = skipOrphanedBeginToken(begin, current, resultBuffer);
if (isOtherBeginTokenThere(beginToken, current, beginTokens) == false) {
current = replaceAll(pattern, current, replacement);
} // isOtherBeginTokenThere
resultBuffer.append(current);
resultBuffer.append(input.substring(beginOffsetForEndToken, endOffsetForEndToken));
input = theRest;
} else // endToken not found
{
resultBuffer.append(input);
break;
}
} // if beginToken found
else // beginToken not found
{
resultBuffer.append(input);
break;
}
} // while begin token found
} // else do pattern match
return resultBuffer.toString();
}
/**
* Update the given event as indicated.
*
* @param event The event to update.
* @param eventStatus The event delivery status.
* @exception FrameworkException Thrown on errors.
*/
public void update(Event event, EventStatus eventStatus) throws FrameworkException {
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"QUEUE OPERATION: Updating database queue using event status ["
+ eventStatus.name
+ "] ...");
// If no consumers were available, the event delivery wasn't attempted so leave
// the queue in its current state.
if (eventStatus == EventStatus.NO_CONSUMERS_AVAILABLE) {
Debug.log(
Debug.MSG_STATUS, "Skipping queue update, as no consumers were available to process it.");
return;
}
Connection dbConn = null;
PreparedStatement ps = null;
long startTime = -1;
if (Debug.isLevelEnabled(Debug.BENCHMARK)) startTime = System.currentTimeMillis();
try {
dbConn = DBConnectionPool.getInstance().acquireConnection();
if (eventStatus == EventStatus.DELIVERY_SUCCESSFUL) {
// If the event was successfully delivered, update status in database to delivered.
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + UPDATE_EVENT_SUCCESS_SQL);
ps = dbConn.prepareStatement(UPDATE_EVENT_SUCCESS_SQL);
java.sql.Timestamp ts = new java.sql.Timestamp(System.currentTimeMillis());
ps.setTimestamp(1, ts);
ps.setString(2, event.channelName);
ps.setInt(3, event.id);
} else if (eventStatus == EventStatus.DELIVERY_FAILED) {
// If the event delivery failed, we mark it as failed in the database.
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + UPDATE_EVENT_ERROR_SQL);
// Truncate error message if it's larger than database column.
if ((event.lastErrorMessage != null)
&& (event.lastErrorMessage.length() > MAX_ERROR_MESSAGE_LENGTH))
event.lastErrorMessage = event.lastErrorMessage.substring(0, MAX_ERROR_MESSAGE_LENGTH);
event.lastErrorTime = new java.sql.Timestamp(System.currentTimeMillis());
ps = dbConn.prepareStatement(UPDATE_EVENT_ERROR_SQL);
ps.setTimestamp(1, event.lastErrorTime);
ps.setString(2, event.lastErrorMessage);
ps.setString(3, event.channelName);
ps.setInt(4, event.id);
} else {
throw new FrameworkException(
"ERROR: Invalid event update type [" + eventStatus.name + "].");
}
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "Event being operated on in database:\n" + event.describe());
int numRows = ps.executeUpdate();
if (numRows > 1) {
String errMsg = "Execution of update SQL statement affected [" + numRows + "] rows.";
Debug.error(errMsg);
throw new FrameworkException(errMsg);
}
DBConnectionPool.getInstance().commit(dbConn);
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "Successfully committed SQL operation.\n" + LINE);
// At this point, the event should be removed from the in-memory buffer of events as well,
// irrespective of processing outcome.
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"Removing event [" + event.describe() + "] from in-memory queue buffer.");
boolean removed = queue.remove(event);
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"Event removed? ["
+ removed
+ "]. In-memory queue buffer size ["
+ queue.size()
+ "].");
} catch (SQLException sqle) {
throw new DatabaseException(
"ERROR: Could not execute SQL statement:\n" + DBInterface.getSQLErrorMessage(sqle));
} catch (Exception e) {
throw new DatabaseException("ERROR: Could not execute SQL statement:\n" + e.toString());
} finally {
releaseDatabaseResources(dbConn, ps);
if (Debug.isLevelEnabled(Debug.BENCHMARK) && (startTime > 0)) {
long stopTime = System.currentTimeMillis();
Debug.log(
Debug.BENCHMARK,
"ELAPSED TIME ["
+ (stopTime - startTime)
+ "] msec: "
+ "SQL: Time to update event in PersistentEvent database table.");
}
}
}
/**
* This gets a String to be split in the message object.It splits the string into substrings and
* then stores them in the message object to be apssed to the next processors individually. This
* class expects at least a single next processor hence it return a null if there are no next
* processors.
*
* @param msgObj The MesageObject containg the string.
* @return NVPair[] Name-Value pair array of next processor name and the MessageObject
* @exception ProcessingException Thrown if processing fails
*/
public NVPair[] process(MessageProcessorContext context, MessageObject msgObj)
throws MessageException, ProcessingException {
if (Debug.isLevelEnabled(Debug.BENCHMARK))
Debug.log(Debug.BENCHMARK, "Reached Splitter process method..");
// Debug.log(null, Debug.UNIT_TEST,"MESSAGE OBJECT RECEIVED:--->"+msgObj.describe());
if (msgObj == null) {
return null;
} else if (toProcessorNames == null) {
Debug.log(Debug.ALL_WARNINGS, "Splitter: No next processors available. Hence exiting.");
} else if (!(msgObj.get() instanceof String)) {
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(Debug.UNIT_TEST, "SPLITTER : UNIT_TEST: " + ((msgObj.get()).getClass()));
throw new ProcessingException("ERROR: Splitter: " + "The msg Object must be a String.");
}
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(Debug.UNIT_TEST, "MESSAGE OBJECT RECEIVED:--->" + msgObj.describe());
String batchedRecords = msgObj.getString();
List singleRecord;
String subStr = "";
// to take care empty batch files that are valid files in some cases
if (!StringUtils.hasValue(batchedRecords)) {
Debug.log(Debug.ALL_WARNINGS, "MESSAGE CONTENT IS NULL");
return null;
}
if (!StringUtils.hasValue(fileSeparator)) // if fileseparator is false...
{
if (batchedRecords.length() < splitLength) {
throw new MessageException(
"ERROR: Splitter: " + "Batched String length is less than " + splitLength + "bytes.");
}
float tempSize = (float) (batchedRecords.length()) / splitLength;
int size = (batchedRecords.length()) / splitLength;
// check for length of string
if (size != tempSize) {
throw new MessageException(
"ERROR: Splitter: " + "Record received is not of correct length");
}
singleRecord = new Vector(size);
int i = 0;
for (i = 0; i < size; i++) {
subStr = batchedRecords.substring(i * splitLength, (i + 1) * splitLength);
singleRecord.add(i, subStr);
}
} else // if fileseparator is true...
{
singleRecord = new Vector();
StringTokenizer st = new StringTokenizer(batchedRecords, fileSeparator);
while (st.hasMoreTokens()) {
subStr = st.nextToken();
if (subStr.length() != splitLength) {
throw new MessageException(
"ERROR: Splitter: Record "
+ "received after removing the fileseparator is not of correct length .");
}
singleRecord.add(subStr);
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(
Debug.UNIT_TEST,
"\nDATA\n" + "********************************************" + subStr);
}
}
if (getBoolean(truncHeaderFooter)) // if truncHeaderFooter is true...
{
singleRecord.remove((singleRecord.size() - 1));
singleRecord.remove(0);
}
// else continue...
int batchedSize = singleRecord.size();
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(Debug.UNIT_TEST, "BATCHED SIZE--->" + batchedSize);
int processorsNo = toProcessorNames.length;
NVPair[] contents = new NVPair[batchedSize * processorsNo];
int i = 0;
for (i = 0; i < batchedSize; i++) {
MessageObject mObj = new MessageObject();
mObj.set(singleRecord.get(i));
// Sending the message objects to the next processors.
for (int j = 0; j < processorsNo; j++) {
contents[(i * (processorsNo)) + j] = new NVPair(toProcessorNames[j], mObj);
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(
Debug.UNIT_TEST,
"NEXT PROCESSOR-->"
+ toProcessorNames[j]
+ "\n"
+ "MESSAGE OBJECT CONTENT------------>"
+ mObj.describe());
}
}
if (Debug.isLevelEnabled(Debug.UNIT_TEST))
Debug.log(Debug.UNIT_TEST, "SPLITTER : CONTEXT---->" + context.describe());
return contents;
}
/**
* Add the event to the end of queue.
*
* @param event The event to add to the queue.
* @exception FrameworkException Thrown on errors.
*/
public void add(Event event) throws FrameworkException {
Debug.log(Debug.MSG_STATUS, "QUEUE OPERATION: Adding event to database queue ...");
Connection dbConn = null;
PreparedStatement ps = null;
long startTime = -1;
if (Debug.isLevelEnabled(Debug.BENCHMARK)) startTime = System.currentTimeMillis();
try {
event.id = PersistentSequence.getNextSequenceValue(SEQUENCE_NAME);
dbConn = DBConnectionPool.getInstance().acquireConnection();
event.arrivalTime = new java.sql.Timestamp(System.currentTimeMillis());
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + INSERT_EVENT_SQL);
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "Event being inserted into database:\n" + event.describe());
if (Debug.isLevelEnabled(Debug.MSG_DATA))
Debug.log(Debug.MSG_DATA, "Event contents:\n" + event.message);
ps = dbConn.prepareStatement(INSERT_EVENT_SQL);
ps.setString(1, event.channelName);
ps.setInt(2, event.id);
DBLOBUtils.setCLOB(ps, 3, event.message);
ps.setTimestamp(4, event.arrivalTime);
int numRows = ps.executeUpdate();
if (numRows != 1) {
String errMsg =
"Execution of SQL statement ["
+ INSERT_EVENT_SQL
+ "] affected ["
+ numRows
+ "] rows.";
Debug.error(errMsg);
throw new FrameworkException(errMsg);
}
DBConnectionPool.getInstance().commit(dbConn);
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "Successfully committed SQL operation.\n" + LINE);
// NOTE: We don't add the item just inserted into the database into the in-memory
// queue, as we want it loaded by the separate dequeueing thread.
} catch (SQLException sqle) {
throw new DatabaseException(
"ERROR: Could not execute SQL statement:\n" + DBInterface.getSQLErrorMessage(sqle));
} catch (Exception e) {
throw new DatabaseException("ERROR: Could not execute SQL statement:\n" + e.toString());
} finally {
releaseDatabaseResources(dbConn, ps);
if (Debug.isLevelEnabled(Debug.BENCHMARK) && (startTime > 0)) {
long stopTime = System.currentTimeMillis();
Debug.log(
Debug.BENCHMARK,
"ELAPSED TIME ["
+ (stopTime - startTime)
+ "] msec: "
+ "SQL: Time to insert event into PersistentEvent database table.");
}
}
}
protected static Element getRootElement(HttpServletRequest request) {
if (Debug.infoOn()) {
Debug.log("Applet config file: " + ldapConfig);
}
File configFile = new File(ldapConfig);
FileInputStream configFileIS = null;
Element rootElement = null;
try {
configFileIS = new FileInputStream(configFile);
Document configDoc =
UtilXml.readXmlDocument(configFileIS, "LDAP configuration file " + ldapConfig);
rootElement = configDoc.getDocumentElement();
} catch (FileNotFoundException e) {
Debug.logError(e, "Error calling userLogin service", module);
Map<String, String> messageMap = UtilMisc.toMap("errorMessage", e.getMessage());
String errMsg =
UtilProperties.getMessage(
resourceWebapp,
"loginevents.following_error_occurred_during_login",
messageMap,
UtilHttp.getLocale(request));
request.setAttribute("_ERROR_MESSAGE_", errMsg);
} catch (SAXException e) {
Debug.logError(e, "Error calling userLogin service", module);
Map<String, String> messageMap = UtilMisc.toMap("errorMessage", e.getMessage());
String errMsg =
UtilProperties.getMessage(
resourceWebapp,
"loginevents.following_error_occurred_during_login",
messageMap,
UtilHttp.getLocale(request));
request.setAttribute("_ERROR_MESSAGE_", errMsg);
} catch (ParserConfigurationException e) {
Debug.logError(e, "Error calling userLogin service", module);
Map<String, String> messageMap = UtilMisc.toMap("errorMessage", e.getMessage());
String errMsg =
UtilProperties.getMessage(
resourceWebapp,
"loginevents.following_error_occurred_during_login",
messageMap,
UtilHttp.getLocale(request));
request.setAttribute("_ERROR_MESSAGE_", errMsg);
} catch (IOException e) {
Debug.logError(e, "Error calling userLogin service", module);
Map<String, String> messageMap = UtilMisc.toMap("errorMessage", e.getMessage());
String errMsg =
UtilProperties.getMessage(
resourceWebapp,
"loginevents.following_error_occurred_during_login",
messageMap,
UtilHttp.getLocale(request));
request.setAttribute("_ERROR_MESSAGE_", errMsg);
} finally {
if (configFileIS != null) {
try {
configFileIS.close();
} catch (IOException e) {
}
}
}
return rootElement;
}
/**
* Reset any events meeting the given criteria so that they can be retried.
*
* @param criteria An event containing the event-selection criteria.
* @return The number of events reset.
* @exception FrameworkException Thrown on errors.
*/
protected static int reset(Event criteria) throws FrameworkException {
Debug.log(
Debug.MSG_STATUS, "QUEUE OPERATION: Resetting events in database for database queue ...");
if (!StringUtils.hasValue(criteria.channelName)) {
throw new FrameworkException(
"ERROR: Event channel name is a required queue search criteria.");
}
Connection dbConn = null;
PreparedStatement ps = null;
long startTime = -1;
if (Debug.isLevelEnabled(Debug.BENCHMARK)) startTime = System.currentTimeMillis();
try {
dbConn = DBConnectionPool.getInstance().acquireConnection();
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(
Debug.DB_DATA, "Criteria used to reset events in database:\n" + criteria.describe());
// If no identifier was given that uniquely identifies a single event ...
if (criteria.id == 0) {
// Use last error time and error count, if available.
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + UPDATE_EVENT_RETRY_SQL);
ps = dbConn.prepareStatement(UPDATE_EVENT_RETRY_SQL);
ps.setString(1, criteria.channelName);
if (criteria.lastErrorTime == null) ps.setNull(2, Types.DATE);
else ps.setTimestamp(2, criteria.lastErrorTime);
if (criteria.errorCount < 1) ps.setNull(3, Types.INTEGER);
else ps.setInt(3, criteria.errorCount);
} else {
// An Id was given which should uniquely identify a single event, so we should
// skip using any other qualifying criteria, if present.
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(
Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + UPDATE_EVENT_RETRY_BY_ID_SQL);
ps = dbConn.prepareStatement(UPDATE_EVENT_RETRY_BY_ID_SQL);
ps.setString(1, criteria.channelName);
ps.setInt(2, criteria.id);
}
int numRows = ps.executeUpdate();
DBConnectionPool.getInstance().commit(dbConn);
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(
Debug.DB_DATA, "Committed SQL execution affected [" + numRows + "] rows.\n" + LINE);
return numRows;
} catch (SQLException sqle) {
throw new DatabaseException(
"ERROR: Could not execute SQL statement:\n" + DBInterface.getSQLErrorMessage(sqle));
} catch (Exception e) {
throw new DatabaseException("ERROR: Could not execute SQL statement:\n" + e.toString());
} finally {
releaseDatabaseResources(dbConn, ps);
if (Debug.isLevelEnabled(Debug.BENCHMARK) && (startTime > 0)) {
long stopTime = System.currentTimeMillis();
Debug.log(
Debug.BENCHMARK,
"ELAPSED TIME ["
+ (stopTime - startTime)
+ "] msec: "
+ "SQL: Time to reset event(s) in PersistentEvent database table.");
}
}
}
/**
* Make the actual CORBA call.
*
* @param serverName Name of the server as known in the COS Naming Service.
* @param reload Flag indicating whether object reference should be refreshed (true) or any
* previously-cached version should be used (false).
* @param header Header message to send.
* @param message Body message to send.
* @return Response that caller should return.
* @exception Exception Thrown on any errors.
*/
private String makeClientCall(String serverName, boolean reload, String header, String message)
throws Exception {
ORB orb = null;
// If the alternate ip and port are provided
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort)) {
// Key to store the orb in a static map for access the next time around
String key = orbAgentAddr + ":" + orbAgentPort;
synchronized (orbStore) {
orb = (ORB) orbStore.get(key);
if (orb == null) {
Properties props = new Properties();
props.put(ORB_AGENT_ADDR_PROP, orbAgentAddr);
props.put(ORB_AGENT_PORT_PROP, orbAgentPort);
orb = new CorbaPortabilityLayer(new String[0], props, null, serverName).getORB();
orbStore.put(key, orb);
} else {
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(
Debug.IO_STATUS,
"Using cached orb with properties "
+ "ORBagentAddr = ["
+ orbAgentAddr
+ "] ORBagentPort = ["
+ orbAgentPort
+ "]");
}
}
} else {
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(Debug.IO_STATUS, "Using the default orb ..");
orb = Supervisor.getSupervisor().getCPL().getORB();
}
ObjectLocator ob_loc = new ObjectLocator(orb);
if (reload) {
ob_loc.removeFromCache(serverName);
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort))
ob_loc.removeFromCache(serverName, orbAgentAddr, orbAgentPort);
}
RequestHandler rh = null;
// The key corresponding to secondary install object references depends on host address and port
// too.
if (StringUtils.hasValue(orbAgentAddr) && StringUtils.hasValue(orbAgentPort))
rh = RequestHandlerHelper.narrow(ob_loc.find(serverName, orbAgentAddr, orbAgentPort));
else rh = RequestHandlerHelper.narrow(ob_loc.find(serverName));
if (rh == null) {
throw new Exception("Object named [" + serverName + "] is not of IDL type RequestHandler.");
}
// Make sure that the header contains any available customer context information.
header = CustomerContext.getInstance().propagate(header);
if (Debug.isLevelEnabled(Debug.IO_STATUS))
Debug.log(Debug.IO_STATUS, "Header value:\n" + header);
ThreadMonitor.ThreadInfo tmti =
ThreadMonitor.start(
"Message-processor ["
+ getName()
+ "] making CORBA client call with header:\n"
+ header);
try {
if (isAsync) {
rh.processAsync(header, message);
return (message);
} else {
org.omg.CORBA.StringHolder response = new org.omg.CORBA.StringHolder("");
rh.processSync(header, message, response);
return (response.value);
}
} finally {
ThreadMonitor.stop(tmti);
}
}
public void detectedCountedLoops() {
for (LoopEx loop : loops()) {
InductionVariables ivs = new InductionVariables(loop);
LoopBeginNode loopBegin = loop.loopBegin();
FixedNode next = loopBegin.next();
while (next instanceof FixedGuardNode || next instanceof ValueAnchorNode) {
next = ((FixedWithNextNode) next).next();
}
if (next instanceof IfNode) {
IfNode ifNode = (IfNode) next;
boolean negated = false;
if (!loopBegin.isLoopExit(ifNode.falseSuccessor())) {
if (!loopBegin.isLoopExit(ifNode.trueSuccessor())) {
continue;
}
negated = true;
}
LogicNode ifTest = ifNode.condition();
if (!(ifTest instanceof IntegerLessThanNode)) {
if (ifTest instanceof IntegerBelowThanNode) {
Debug.log("Ignored potential Counted loop at %s with |<|", loopBegin);
}
continue;
}
IntegerLessThanNode lessThan = (IntegerLessThanNode) ifTest;
Condition condition = null;
InductionVariable iv = null;
ValueNode limit = null;
if (loop.isOutsideLoop(lessThan.x())) {
iv = ivs.get(lessThan.y());
if (iv != null) {
condition = lessThan.condition().mirror();
limit = lessThan.x();
}
} else if (loop.isOutsideLoop(lessThan.y())) {
iv = ivs.get(lessThan.x());
if (iv != null) {
condition = lessThan.condition();
limit = lessThan.y();
}
}
if (condition == null) {
continue;
}
if (negated) {
condition = condition.negate();
}
boolean oneOff = false;
switch (condition) {
case LE:
oneOff = true; // fall through
case LT:
if (iv.direction() != Direction.Up) {
continue;
}
break;
case GE:
oneOff = true; // fall through
case GT:
if (iv.direction() != Direction.Down) {
continue;
}
break;
default:
throw GraalInternalError.shouldNotReachHere();
}
loop.setCounted(
new CountedLoopInfo(
loop,
iv,
limit,
oneOff,
negated ? ifNode.falseSuccessor() : ifNode.trueSuccessor()));
}
}
}
public void d(Object... output) {
Debug.log(params, output);
}
public static synchronized void d(Object... output) {
Debug.log(params, output);
}
/**
* Load any available events from the database up to the configured maximum.
*
* @param criteria An event containing the event-selection criteria.
* @return The next available event on the queue.
* @exception FrameworkException Thrown on errors.
*/
private void loadFromDatabase(Event criteria) throws FrameworkException {
Debug.log(Debug.MSG_STATUS, "QUEUE OPERATION: Loading events from database into queue ...");
if (!StringUtils.hasValue(criteria.channelName)) {
throw new FrameworkException(
"ERROR: Event channel name is a required queue search criteria.");
}
Connection dbConn = null;
PreparedStatement ps = null;
long startTime = -1;
if (Debug.isLevelEnabled(Debug.BENCHMARK)) startTime = System.currentTimeMillis();
try {
dbConn = DBConnectionPool.getInstance().acquireConnection();
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(Debug.DB_DATA, "\n" + LINE + "\nExecuting SQL:\n" + QUERY_EVENT_SQL);
if (Debug.isLevelEnabled(Debug.DB_DATA))
Debug.log(
Debug.DB_DATA, "Criteria used in query against database:\n" + criteria.describe());
ps = dbConn.prepareStatement(QUERY_EVENT_SQL);
ps.setString(1, criteria.channelName);
ResultSet rs = ps.executeQuery();
for (int counter = 0; (counter < maxDatabaseEventLoadSize) && rs.next(); counter++) {
Event event = new Event();
event.channelName = rs.getString(CHANNEL_NAME_COL);
event.id = rs.getInt(ID_COL);
event.message = DBLOBUtils.getCLOB(rs, MESSAGE_COL);
if (Debug.isLevelEnabled(Debug.MSG_LIFECYCLE))
Debug.log(Debug.MSG_LIFECYCLE, "Event contents:\n" + event.message);
event.arrivalTime = rs.getTimestamp(ARRIVAL_TIME_COL);
event.errorStatus = rs.getString(ERROR_STATUS_COL);
event.errorCount = rs.getInt(ERROR_COUNT_COL);
event.lastErrorMessage = rs.getString(LAST_ERROR_MESSAGE_COL);
event.lastErrorTime = rs.getTimestamp(LAST_ERROR_TIME_COL);
// Add item to in-memory buffer.
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"Adding event [" + event.describe() + "] to in-memory queue buffer.");
queue.add(event);
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(Debug.MSG_STATUS, "In-memory queue buffer size [" + queue.size() + "].");
}
if (Debug.isLevelEnabled(Debug.DB_DATA)) Debug.log(Debug.DB_DATA, "\n" + LINE);
} catch (SQLException sqle) {
throw new DatabaseException(
"ERROR: Could not execute SQL statement:\n" + DBInterface.getSQLErrorMessage(sqle));
} catch (Exception e) {
throw new DatabaseException("ERROR: Could not execute SQL statement:\n" + e.toString());
} finally {
releaseDatabaseResources(dbConn, ps);
if (Debug.isLevelEnabled(Debug.BENCHMARK) && (startTime > 0)) {
long stopTime = System.currentTimeMillis();
Debug.log(
Debug.BENCHMARK,
"ELAPSED TIME ["
+ (stopTime - startTime)
+ "] msec: "
+ "SQL: Time to load event(s) from PersistentEvent database table.");
}
}
}
/**
* Returns true if the two original variables are related in a way that makes subsequence or
* subset detection not informative.
*/
public static boolean isObviousSubSequenceDynamically(
Invariant inv, VarInfo subvar, VarInfo supervar) {
VarInfo[] vis = {subvar, supervar};
ProglangType rep1 = subvar.rep_type;
ProglangType rep2 = supervar.rep_type;
if (!(((rep1 == ProglangType.INT_ARRAY) && (rep2 == ProglangType.INT_ARRAY))
|| ((rep1 == ProglangType.DOUBLE_ARRAY) && (rep2 == ProglangType.DOUBLE_ARRAY))
|| ((rep1 == ProglangType.STRING_ARRAY) && (rep2 == ProglangType.STRING_ARRAY))))
return false;
if (debug.isLoggable(Level.FINE)) {
debug.fine(
"Checking isObviousSubSequenceDynamically " + subvar.name() + " in " + supervar.name());
}
Object[] di = isObviousSubSequence(subvar, supervar);
if (di[1] != null) {
inv.log("ObvSubSeq- true from isObviousSubSequence: " + di[1]);
return true;
}
debug.fine(" not isObviousSubSequence(statically)");
PptTopLevel ppt_parent = subvar.ppt;
// If the elements of supervar are always the same (EltOneOf),
// we aren't going to learn anything new from this invariant,
// since each sequence should have an EltOneOf over it.
if (false) {
PptSlice1 slice = ppt_parent.findSlice(supervar);
if (slice == null) {
System.out.println("No slice: parent =" + ppt_parent);
} else {
System.out.println("Slice var =" + slice.var_infos[0]);
for (Invariant superinv : slice.invs) {
System.out.println("Inv = " + superinv);
if (superinv instanceof EltOneOf) {
EltOneOf eltinv = (EltOneOf) superinv;
if (eltinv.num_elts() > 0) {
inv.log(" obvious because of " + eltinv.format());
return true;
}
}
}
}
}
// Obvious if subvar is always just []
if (true) {
PptSlice1 slice = ppt_parent.findSlice(subvar);
if (slice != null) {
for (Invariant subinv : slice.invs) {
if (subinv instanceof OneOfSequence) {
OneOfSequence seqinv = (OneOfSequence) subinv;
if (seqinv.num_elts() == 1) {
Object elt = seqinv.elt();
if (elt instanceof long[] && ((long[]) elt).length == 0) {
Debug.log(
debug, inv.getClass(), inv.ppt, vis, "ObvSubSeq- True from subvar being []");
return true;
}
if (elt instanceof double[] && ((double[]) elt).length == 0) {
inv.log("ObvSubSeq- True from subvar being []");
return true;
}
}
}
}
}
}
// Check for a[0..i] subseq a[0..j] but i < j.
VarInfo subvar_super = subvar.isDerivedSubSequenceOf();
VarInfo supervar_super = supervar.isDerivedSubSequenceOf();
if (subvar_super != null && subvar_super == supervar_super) {
// both sequences are derived from the same supersequence
if ((subvar.derived instanceof SequenceScalarSubsequence
|| subvar.derived instanceof SequenceScalarArbitrarySubsequence)
&& (supervar.derived instanceof SequenceScalarSubsequence
|| supervar.derived instanceof SequenceScalarArbitrarySubsequence)) {
VarInfo sub_left_var = null,
sub_right_var = null,
super_left_var = null,
super_right_var = null;
// I'm careful not to access foo_shift unless foo_var has been set
// to a non-null value, but Java is too stupid to recognize that.
int sub_left_shift = 42,
sub_right_shift = 69,
super_left_shift = 1492,
super_right_shift = 1776;
if (subvar.derived instanceof SequenceScalarSubsequence) {
SequenceScalarSubsequence sub = (SequenceScalarSubsequence) subvar.derived;
if (sub.from_start) {
sub_right_var = sub.sclvar();
sub_right_shift = sub.index_shift;
} else {
sub_left_var = sub.sclvar();
sub_left_shift = sub.index_shift;
}
} else if (subvar.derived instanceof SequenceScalarArbitrarySubsequence) {
SequenceScalarArbitrarySubsequence sub =
(SequenceScalarArbitrarySubsequence) subvar.derived;
sub_left_var = sub.startvar();
sub_left_shift = (sub.left_closed ? 0 : 1);
sub_right_var = sub.endvar();
sub_right_shift = (sub.right_closed ? 0 : -1);
} else {
Assert.assertTrue(false);
}
if (supervar.derived instanceof SequenceScalarSubsequence) {
SequenceScalarSubsequence super_ = (SequenceScalarSubsequence) supervar.derived;
if (super_.from_start) {
super_right_var = super_.sclvar();
super_right_shift = super_.index_shift;
} else {
super_left_var = super_.sclvar();
super_left_shift = super_.index_shift;
}
} else if (supervar.derived instanceof SequenceScalarArbitrarySubsequence) {
SequenceScalarArbitrarySubsequence super_ =
(SequenceScalarArbitrarySubsequence) supervar.derived;
super_left_var = super_.startvar();
super_left_shift = (super_.left_closed ? 0 : 1);
super_right_var = super_.endvar();
super_right_shift = (super_.right_closed ? 0 : -1);
} else {
Assert.assertTrue(false);
}
boolean left_included, right_included;
if (super_left_var == null) left_included = true;
else if (sub_left_var == null) // we know super_left_var != null here
left_included = false;
else
left_included =
VarInfo.compare_vars(
super_left_var, super_left_shift, sub_left_var, sub_left_shift, true /* <= */);
if (super_right_var == null) right_included = true;
else if (sub_right_var == null) // we know super_right_var != null here
right_included = false;
else
right_included =
VarInfo.compare_vars(
super_right_var,
super_right_shift,
sub_right_var,
sub_right_shift,
false /* >= */);
// System.out.println("Is " + subvar.name() + " contained in "
// + supervar.name()
// + "? left: " + left_included + ", right: "
// + right_included);
if (left_included && right_included) {
inv.log("ObvSubSeq- True a[0..i] subseq a[0..j] and i < j");
return true;
}
} else if ((subvar.derived instanceof SequenceStringSubsequence)
&& (supervar.derived instanceof SequenceStringSubsequence)) {
// Copied from just above
SequenceStringSubsequence sss1 = (SequenceStringSubsequence) subvar.derived;
SequenceStringSubsequence sss2 = (SequenceStringSubsequence) supervar.derived;
VarInfo index1 = sss1.sclvar();
int shift1 = sss1.index_shift;
boolean start1 = sss1.from_start;
VarInfo index2 = sss2.sclvar();
int shift2 = sss2.index_shift;
boolean start2 = sss2.from_start;
if (start1 == start2)
if (VarInfo.compare_vars(index1, shift1, index2, shift2, start1)) {
inv.log("True from comparing indices");
return true;
}
} else {
Assert.assertTrue(
false,
"how can this happen? "
+ subvar.name()
+ " "
+ subvar.derived.getClass()
+ " "
+ supervar.name()
+ " "
+ supervar.derived.getClass());
}
}
// Also need to check A[0..i] subseq A[0..j] via compare_vars.
// A subseq B[0..n] => A subseq B
List<Derivation> derivees = supervar.derivees();
// For each variable derived from supervar ("B")
for (Derivation der : derivees) {
// System.out.println(" ... der = " + der.getVarInfo().name() + " " + der);
if (der instanceof SequenceScalarSubsequence) {
// If that variable is "B[0..n]"
VarInfo supervar_part = der.getVarInfo();
// Get the canonical version; being equal to it is good enough.
if (supervar_part.get_equalitySet_leader() == subvar) {
Debug.log(debug, inv.getClass(), inv.ppt, vis, "ObvSubSeq- True from canonical leader");
return true;
}
if (supervar_part.isCanonical()) {
if (subvar == supervar_part) {
System.err.println(
"Error: variables "
+ subvar.name()
+ " and "
+ supervar_part.name()
+ " are identical. Canonical");
System.err.println(subvar.isCanonical());
System.err.println(supervar_part.isCanonical());
throw new Error();
}
// Check to see if there is a subsequence over the supervar
if (ppt_parent.is_subsequence(subvar, supervar_part)) {
if (Debug.logOn())
inv.log(
"ObvSubSeq- true from A subseq B[0..n] "
+ subvar.name()
+ "/"
+ supervar_part.name());
return (true);
}
}
}
}
return false;
}
/**
* If NF_HEADER_LOCATION_PROP exists in context use as the header to forward to Gateway. If
* IS_ASYNCHRONOUS_PROP exists in context then use that value to call either processAsync or
* processSync
*
* @param input MessageObject containing the value to be processed *
* @param mpcontext The context
* @return Optional NVPair containing a Destination name and a MessageObject, or null if none.
* @exception ProcessingException Thrown if processing fails.
* @exception MessageException Thrown if bad message.
*/
public NVPair[] process(MessageProcessorContext ctx, MessageObject input)
throws MessageException, ProcessingException {
if (input == null) return null;
try {
serverName = getRequiredProperty(ctx, input, SERVER_NAME_PROP);
} catch (MessageException me) {
throw new ProcessingException(me.getMessage());
}
if (StringUtils.hasValue(headerLocation)) {
try {
header = getString(headerLocation, ctx, input);
} catch (MessageException me) {
throw new ProcessingException(me.getMessage());
}
}
if (StringUtils.hasValue(isAsyncLocation)) {
try {
isAsync = StringUtils.getBoolean(getString(isAsyncLocation, ctx, input));
} catch (FrameworkException fe) {
throw new ProcessingException(
"Value of " + IS_ASYNCHRONOUS_LOCATION_PROP + " is not TRUE/FALSE. " + fe.getMessage());
}
}
// Fetch the alternate Orb Address, if one exists at the specified context location
if (StringUtils.hasValue(orbAgentAddrLocation)) {
try {
if (exists(orbAgentAddrLocation, ctx, input, true)) {
orbAgentAddr = getString(orbAgentAddrLocation, ctx, input);
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"RequestHandlerClient:: alternate orb exists with orb agent address ["
+ orbAgentAddr
+ "]");
}
} catch (MessageException me) {
throw new ProcessingException(me.getMessage());
}
}
// Fetch the alternate Orb Port, if one exists at the specified context location
if (StringUtils.hasValue(orbAgentPortLocation)) {
try {
if (exists(orbAgentPortLocation, ctx, input, true)) {
orbAgentPort = getString(orbAgentPortLocation, ctx, input);
if (Debug.isLevelEnabled(Debug.MSG_STATUS))
Debug.log(
Debug.MSG_STATUS,
"RequestHandlerClient:: alternate orb exists with orb agent port ["
+ orbAgentPort
+ "]");
}
} catch (MessageException me) {
throw new ProcessingException(me.getMessage());
}
}
String msg = input.getString();
try {
try {
return (formatNVPair(makeClientCall(serverName, false, header, msg)));
} catch (Exception e) {
// Any of the following exceptions indicate that the failure might be due to
// a CORBA communications issue (stale object reference) that should be retried.
if ((e instanceof org.omg.CORBA.OBJECT_NOT_EXIST)
|| (e instanceof org.omg.CORBA.TRANSIENT)
|| (e instanceof org.omg.CORBA.COMM_FAILURE)
|| (e instanceof org.omg.CORBA.INV_OBJREF)
|| (e instanceof org.omg.CORBA.UNKNOWN)) {
Debug.warning(
"Caught the following CORBA communication error, so retrying:\n"
+ e.toString()
+ "\n"
+ Debug.getStackTrace(e));
return (formatNVPair(makeClientCall(serverName, true, header, msg)));
} else {
// It's not a communication exception indicating that retry is recommended,
// so just re-throw it.
throw e;
}
}
} catch (Exception e) {
if (e instanceof InvalidDataException) {
Debug.error(e.toString() + "\n" + Debug.getStackTrace(e));
throw new MessageException(((InvalidDataException) e).errorMessage);
} else {
Debug.error(e.toString() + "\n" + Debug.getStackTrace(e));
throw new ProcessingException(e.toString());
}
}
}
