nus-yam/ex-repair huggingface dataset:
Program: 90571
Project: 90571
Buggy source:
protected byte[] getBytes(final String s){
  if (isDirectSingleByteMapping) {
    return encodeSingleByteChars(s);
  }
  try {
    return s.getBytes(charsetName);
  }
 catch (  UnsupportedEncodingException e) {
    return s.getBytes(charset);
  }
}

Fixed version (ground truth):
protected byte[] getBytes(final String s){
  if (useCustomEncoding) {
    return encodeSingleByteChars(s);
  }
  try {
    return s.getBytes(charsetName);
  }
 catch (  UnsupportedEncodingException e) {
    return s.getBytes(charset);
  }
}
Program: 90572
Project: 90572
Buggy source:
@SuppressWarnings("String_Node_Str") private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}

Fixed version (ground truth):
private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}
Program: 90573
Project: 90573
Buggy source:
private static Formatter createFormatter(final String[] options){
  Objects.requireNonNull(options);
  if (options.length == 0) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  Objects.requireNonNull(options[0]);
  final String patternOption=options[0];
  if (UNIX_FORMAT.equals(patternOption)) {
    return new UnixFormatter();
  }
  if (UNIX_MILLIS_FORMAT.equals(patternOption)) {
    return new UnixMillisFormatter();
  }
  TimeZone tz=null;
  if (options.length > 1) {
    tz=TimeZone.getTimeZone(options[1]);
  }
  try {
    final FastDateFormat tempFormat=FastDateFormat.getInstance(patternOption,tz);
    return new PatternFormatter(tempFormat);
  }
 catch (  final IllegalArgumentException e) {
    LOGGER.warn("String_Node_Str" + patternOption,e);
    return createFormatter(FixedDateFormat.create(FixedFormat.DEFAULT));
  }
}

Fixed version (ground truth):
private static Formatter createFormatter(final String[] options){
  Objects.requireNonNull(options);
  if (options.length == 0) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  Objects.requireNonNull(options[0]);
  final String patternOption=options[0];
  if (UNIX_FORMAT.equals(patternOption)) {
    return new UnixFormatter();
  }
  if (UNIX_MILLIS_FORMAT.equals(patternOption)) {
    return new UnixMillisFormatter();
  }
  final FixedDateFormat.FixedFormat fixedFormat=FixedDateFormat.FixedFormat.lookup(patternOption);
  final String pattern=fixedFormat == null ? patternOption : fixedFormat.getPattern();
  TimeZone tz=null;
  if (options.length > 1 && options[1] != null) {
    tz=TimeZone.getTimeZone(options[1]);
  }
  try {
    final FastDateFormat tempFormat=FastDateFormat.getInstance(pattern,tz);
    return new PatternFormatter(tempFormat);
  }
 catch (  final IllegalArgumentException e) {
    LOGGER.warn("String_Node_Str" + pattern,e);
    return createFormatter(FixedDateFormat.create(FixedFormat.DEFAULT));
  }
}
Program: 90574
Project: 90574
Buggy source:
/** 
 * Encode the specified string by casting each character to a byte.
 * @param s the string to encode
 * @return the encoded String
 * @see https://issues.apache.org/jira/browse/LOG4J2-1151
 */
private static byte[] encodeSingleByteChars(String s){
  final int length=s.length();
  final byte[] result=new byte[length];
  for (int i=0; i < length; i++) {
    result[i]=(byte)s.charAt(i);
  }
  return result;
}

Fixed version (ground truth):
/** 
 * Encode the specified string by casting each character to a byte.
 * @param s the string to encode
 * @return the encoded String
 * @see https://issues.apache.org/jira/browse/LOG4J2-1151
 */
private static byte[] encodeSingleByteChars(String s){
  final int length=s.length();
  final byte[] result=new byte[length];
  encode(s,0,length,result);
  return result;
}
Program: 90575
Project: 90575
Buggy source:
protected AbstractStringLayout(final Charset charset,final byte[] header,final byte[] footer){
  super(header,footer);
  this.charset=charset == null ? StandardCharsets.UTF_8 : charset;
  this.charsetName=this.charset.name();
  isDirectSingleByteMapping=StandardCharsets.ISO_8859_1.equals(charset) || StandardCharsets.US_ASCII.equals(charset);
}

Fixed version (ground truth):
protected AbstractStringLayout(final Charset charset,final byte[] header,final byte[] footer){
  super(header,footer);
  this.charset=charset == null ? StandardCharsets.UTF_8 : charset;
  this.charsetName=this.charset.name();
  useCustomEncoding=isPreJava8() && (StandardCharsets.ISO_8859_1.equals(charset) || StandardCharsets.US_ASCII.equals(charset));
}
Program: 90576
Project: 90576
Buggy source:
protected byte[] getBytes(final String s){
  if (isDirectSingleByteMapping) {
    return encodeSingleByteChars(s);
  }
  try {
    return s.getBytes(charsetName);
  }
 catch (  UnsupportedEncodingException e) {
    return s.getBytes(charset);
  }
}

Fixed version (ground truth):
protected byte[] getBytes(final String s){
  if (useCustomEncoding) {
    return encodeSingleByteChars(s);
  }
  try {
    return s.getBytes(charsetName);
  }
 catch (  UnsupportedEncodingException e) {
    return s.getBytes(charset);
  }
}
Program: 90577
Project: 90577
Buggy source:
/** 
 * Create the RollingFileManager.
 * @param name The name of the entity to manage.
 * @param data The data required to create the entity.
 * @return a RollingFileManager.
 */
@Override public RollingFileManager createManager(final String name,final FactoryData data){
  final File file=new File(name);
  final File parent=file.getParentFile();
  if (null != parent && !parent.exists()) {
    parent.mkdirs();
  }
  try {
    file.createNewFile();
  }
 catch (  final IOException ioe) {
    LOGGER.error("String_Node_Str" + name,ioe);
    return null;
  }
  final long size=data.append ? file.length() : 0;
  final boolean writeHeader=!data.append || !file.exists();
  OutputStream os;
  try {
    os=new FileOutputStream(name,data.append);
    int bufferSize=data.bufferSize;
    if (data.bufferedIO) {
      os=new BufferedOutputStream(os,bufferSize);
    }
 else {
      bufferSize=-1;
    }
    final long time=file.lastModified();
    return new RollingFileManager(name,data.pattern,os,data.append,size,time,data.policy,data.strategy,data.advertiseURI,data.layout,bufferSize,writeHeader);
  }
 catch (  final FileNotFoundException ex) {
    LOGGER.error("String_Node_Str" + name + "String_Node_Str"+ ex);
  }
  return null;
}

Fixed version (ground truth):
/** 
 * Create the RollingFileManager.
 * @param name The name of the entity to manage.
 * @param data The data required to create the entity.
 * @return a RollingFileManager.
 */
@Override public RollingFileManager createManager(final String name,final FactoryData data){
  final File file=new File(name);
  final File parent=file.getParentFile();
  if (null != parent && !parent.exists()) {
    parent.mkdirs();
  }
  final boolean writeHeader=!data.append || !file.exists();
  try {
    file.createNewFile();
  }
 catch (  final IOException ioe) {
    LOGGER.error("String_Node_Str" + name,ioe);
    return null;
  }
  final long size=data.append ? file.length() : 0;
  OutputStream os;
  try {
    os=new FileOutputStream(name,data.append);
    int bufferSize=data.bufferSize;
    if (data.bufferedIO) {
      os=new BufferedOutputStream(os,bufferSize);
    }
 else {
      bufferSize=-1;
    }
    final long time=file.lastModified();
    return new RollingFileManager(name,data.pattern,os,data.append,size,time,data.policy,data.strategy,data.advertiseURI,data.layout,bufferSize,writeHeader);
  }
 catch (  final FileNotFoundException ex) {
    LOGGER.error("String_Node_Str" + name + "String_Node_Str"+ ex);
  }
  return null;
}
Program: 90578
Project: 90578
Buggy source:
@Test public void testJavaScriptPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  org.apache.logging.log4j.Logger logger2=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger2.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 4);
  assertEquals("String_Node_Str",messages.get(0));
  assertEquals("String_Node_Str",messages.get(1));
  assertEquals("String_Node_Str",messages.get(2));
  app.clear();
}

Fixed version (ground truth):
@Test public void testJavaScriptPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  org.apache.logging.log4j.Logger logger2=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger2.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 4);
  String expect="String_Node_Str" + "String_Node_Str";
  assertEquals(expect,messages.get(0));
  expect="String_Node_Str" + "String_Node_Str";
  assertEquals(expect,messages.get(1));
  assertEquals("String_Node_Str",messages.get(2));
  app.clear();
}
Program: 90579
Project: 90579
Buggy source:
@Test public void testMarkerPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 3);
  assertEquals("String_Node_Str",messages.get(0));
  assertEquals("String_Node_Str",messages.get(1));
  app.clear();
}

Fixed version (ground truth):
@Test public void testMarkerPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 3);
  final String expect=String.format("String_Node_Str" + "String_Node_Str");
  assertEquals(expect,messages.get(0));
  assertEquals("String_Node_Str",messages.get(1));
  app.clear();
}
Program: 90580
Project: 90580
Buggy source:
@Test public void testScriptPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  org.apache.logging.log4j.Logger logger2=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger2.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 4);
  assertEquals("String_Node_Str",messages.get(0));
  assertEquals("String_Node_Str",messages.get(1));
  assertEquals("String_Node_Str",messages.get(2));
  app.clear();
}

Fixed version (ground truth):
@Test public void testScriptPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  org.apache.logging.log4j.Logger logger2=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger2.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 4);
  String expect="String_Node_Str" + "String_Node_Str";
  assertEquals(expect,messages.get(0));
  expect="String_Node_Str" + "String_Node_Str";
  assertEquals(expect,messages.get(1));
  assertEquals("String_Node_Str",messages.get(2));
  app.clear();
}
Program: 90581
Project: 90581
Buggy source:
public String formatEvent(LogEvent event,Layout layout){
  return new String(layout.toByteArray(event));
}

Fixed version (ground truth):
public String formatEvent(LogEvent event,Layout<?> layout){
  return new String(layout.toByteArray(event));
}
Program: 90582
Project: 90582
Buggy source:
@Test public void testPatternSelector() throws Exception {
  PatternMatch[] patterns=new PatternMatch[1];
  patterns[0]=new PatternMatch("String_Node_Str","String_Node_Str");
  PatternSelector selector=MarkerPatternSelector.createSelector(patterns,"String_Node_Str",true,true,ctx.getConfiguration());
  final PatternLayout layout=PatternLayout.newBuilder().withPatternSelector(selector).withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setMarker(MarkerManager.getMarker("String_Node_Str")).setLevel(Level.TRACE).setIncludeLocation(true).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result1=new FauxLogger().formatEvent(event1,layout);
  assertTrue("String_Node_Str" + result1,result1.endsWith("String_Node_Str"));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result2=new String(layout.toByteArray(event2));
  assertTrue("String_Node_Str" + result2,result2.endsWith("String_Node_Str"));
}

Fixed version (ground truth):
@Test public void testPatternSelector() throws Exception {
  PatternMatch[] patterns=new PatternMatch[1];
  patterns[0]=new PatternMatch("String_Node_Str","String_Node_Str");
  PatternSelector selector=MarkerPatternSelector.createSelector(patterns,"String_Node_Str",true,true,ctx.getConfiguration());
  final PatternLayout layout=PatternLayout.newBuilder().withPatternSelector(selector).withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setMarker(MarkerManager.getMarker("String_Node_Str")).setLevel(Level.TRACE).setIncludeLocation(true).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result1=new FauxLogger().formatEvent(event1,layout);
  final String expectSuffix1=String.format("String_Node_Str");
  assertTrue("String_Node_Str" + result1,result1.endsWith(expectSuffix1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result2=new String(layout.toByteArray(event2));
  final String expectSuffix2=String.format("String_Node_Str");
  assertTrue("String_Node_Str" + result2,result2.endsWith(expectSuffix2));
}
Program: 90583
Project: 90583
Buggy source:
private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}

Fixed version (ground truth):
@SuppressWarnings("String_Node_Str") private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}
Program: 90584
Project: 90584
Buggy source:
@Test public void testPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 3);
  assertEquals("String_Node_Str",messages.get(0));
  assertEquals("String_Node_Str",messages.get(1));
}

Fixed version (ground truth):
@Test public void testPatternSelector() throws Exception {
  org.apache.logging.log4j.Logger logger=LogManager.getLogger("String_Node_Str");
  logger.entry();
  logger.info("String_Node_Str");
  logger.exit();
  final ListAppender app=(ListAppender)context.getRequiredAppender("String_Node_Str");
  assertNotNull("String_Node_Str",app);
  List<String> messages=app.getMessages();
  assertNotNull("String_Node_Str",messages);
  assertTrue("String_Node_Str" + messages.size(),messages.size() == 3);
  final String expect=String.format("String_Node_Str" + "String_Node_Str");
  assertEquals(expect,messages.get(0));
  assertEquals(String.format("String_Node_Str"),messages.get(1));
}
Program: 90585
Project: 90585
Buggy source:
public String formatEvent(LogEvent event,Layout layout){
  return new String(layout.toByteArray(event));
}

Fixed version (ground truth):
public String formatEvent(LogEvent event,Layout<?> layout){
  return new String(layout.toByteArray(event));
}
Program: 90586
Project: 90586
Buggy source:
@Test public void testPatternSelector() throws Exception {
  PatternMatch[] patterns=new PatternMatch[1];
  patterns[0]=new PatternMatch("String_Node_Str","String_Node_Str");
  PatternSelector selector=MarkerPatternSelector.createSelector(patterns,"String_Node_Str",true,true,ctx.getConfiguration());
  final PatternLayout layout=PatternLayout.newBuilder().withPatternSelector(selector).withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setMarker(MarkerManager.getMarker("String_Node_Str")).setLevel(Level.TRACE).setIncludeLocation(true).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result1=new FauxLogger().formatEvent(event1,layout);
  assertTrue("String_Node_Str" + result1,result1.endsWith("String_Node_Str"));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result2=new String(layout.toByteArray(event2));
  assertTrue("String_Node_Str" + result2,result2.endsWith("String_Node_Str"));
}

Fixed version (ground truth):
@Test public void testPatternSelector() throws Exception {
  PatternMatch[] patterns=new PatternMatch[1];
  patterns[0]=new PatternMatch("String_Node_Str","String_Node_Str");
  PatternSelector selector=MarkerPatternSelector.createSelector(patterns,"String_Node_Str",true,true,ctx.getConfiguration());
  final PatternLayout layout=PatternLayout.newBuilder().withPatternSelector(selector).withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setMarker(MarkerManager.getMarker("String_Node_Str")).setLevel(Level.TRACE).setIncludeLocation(true).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result1=new FauxLogger().formatEvent(event1,layout);
  final String expectSuffix1=String.format("String_Node_Str");
  assertTrue("String_Node_Str" + result1,result1.endsWith(expectSuffix1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final String result2=new String(layout.toByteArray(event2));
  final String expectSuffix2=String.format("String_Node_Str");
  assertTrue("String_Node_Str" + result2,result2.endsWith(expectSuffix2));
}
Program: 90587
Project: 90587
Buggy source:
private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}

Fixed version (ground truth):
@SuppressWarnings("String_Node_Str") private void testUnixTime(final String pattern) throws Exception {
  final PatternLayout layout=PatternLayout.newBuilder().withPattern(pattern + "String_Node_Str").withConfiguration(ctx.getConfiguration()).build();
  final LogEvent event1=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result1=layout.toByteArray(event1);
  assertEquals(event1.getTimeMillis() + "String_Node_Str",new String(result1));
  final LogEvent event2=Log4jLogEvent.newBuilder().setLoggerName(this.getClass().getName()).setLoggerFqcn("String_Node_Str").setLevel(Level.INFO).setMessage(new SimpleMessage("String_Node_Str")).build();
  final byte[] result2=layout.toByteArray(event2);
  assertEquals(event2.getTimeMillis() + "String_Node_Str",new String(result2));
}
Program: 90588
Project: 90588
Buggy source:
public AwaitCompletionReliabilityStrategy(final LoggerConfig loggerConfig){
  this.loggerConfig=loggerConfig;
}

Fixed version (ground truth):
public AwaitCompletionReliabilityStrategy(final LoggerConfig loggerConfig){
  this.loggerConfig=Objects.requireNonNull(loggerConfig,"String_Node_Str");
}
Program: 90589
Project: 90589
Buggy source:
/** 
 * Sets the levels of <code>parentLogger</code> and all 'child' loggers to the given <code>level</level>.
 * @param parentLogger the parent logger
 * @param level the new level
 */
public static void setAllLevels(final String parentLogger,final Level level){
  final LoggerContext loggerContext=LoggerContext.getContext(false);
  final Configuration config=loggerContext.getConfiguration();
  boolean set=setLevel(parentLogger,level,config);
  for (  final Map.Entry<String,LoggerConfig> entry : config.getLoggers().entrySet()) {
    if (entry.getKey().startsWith(parentLogger)) {
      set|=setLevel(entry.getValue(),level);
    }
  }
  if (set) {
    loggerContext.updateLoggers();
  }
}

Fixed version (ground truth):
/** 
 * Sets the levels of <code>parentLogger</code> and all 'child' loggers to the given <code>level</code>.
 * @param parentLogger the parent logger
 * @param level the new level
 */
public static void setAllLevels(final String parentLogger,final Level level){
  final LoggerContext loggerContext=LoggerContext.getContext(false);
  final Configuration config=loggerContext.getConfiguration();
  boolean set=setLevel(parentLogger,level,config);
  for (  final Map.Entry<String,LoggerConfig> entry : config.getLoggers().entrySet()) {
    if (entry.getKey().startsWith(parentLogger)) {
      set|=setLevel(entry.getValue(),level);
    }
  }
  if (set) {
    loggerContext.updateLoggers();
  }
}
Program: 90590
Project: 90590
Buggy source:
/** 
 * Set the ConfigurationSource.
 * @param configurationSource the {@link ConfigurationSource).}
 * @return this builder instance
 */
@Override public ConfigurationBuilder<T> setConfigurationSource(final ConfigurationSource configurationSource){
  source=configurationSource;
  return this;
}

Fixed version (ground truth):
/** 
 * Set the ConfigurationSource.
 * @param configurationSource the {@link ConfigurationSource}
 * @return this builder instance
 */
@Override public ConfigurationBuilder<T> setConfigurationSource(final ConfigurationSource configurationSource){
  source=configurationSource;
  return this;
}
Program: 90591
Project: 90591
Buggy source:
/** 
 * <p>Formats a   {@code Date},   {@code Calendar} or{@code Long} (milliseconds) object.</p>See  {@link java.text.DateFormat#format(Object,StringBuilder,FieldPosition)}
 * @param obj  the object to format
 * @param toAppendTo  the buffer to append to
 * @param pos  the position - ignored
 * @return the buffer passed in
 */
StringBuilder format(Object obj,StringBuilder toAppendTo,FieldPosition pos);

Fixed version (ground truth):
/** 
 * <p>Formats a   {@code Date},   {@code Calendar} or{@code Long} (milliseconds) object.</p>See  {@link java.text.DateFormat#format(Object,StringBuffer,FieldPosition)}
 * @param obj  the object to format
 * @param toAppendTo  the buffer to append to
 * @param pos  the position - ignored
 * @return the buffer passed in
 */
StringBuilder format(Object obj,StringBuilder toAppendTo,FieldPosition pos);
Program: 90592
Project: 90592
Buggy source:
/** 
 * <p>Constructs a new FastDateParser.</p>
 * @param pattern non-null {@link java.text.SimpleDateFormat} compatiblepattern
 * @param timeZone non-null time zone to use
 * @param locale non-null locale
 * @param centuryStart The start of the century for 2 digit year parsing
 * @param lenient if true, non-standard values for Calendar fields should be accepted;if false, non-standard values will cause a ParseException to be thrown  {@link CalendaretLenient(boolean)}
 * @since 3.5
 */
protected FastDateParser(final String pattern,final TimeZone timeZone,final Locale locale,final Date centuryStart,final boolean lenient){
  this.pattern=pattern;
  this.timeZone=timeZone;
  this.locale=locale;
  this.lenient=lenient;
  final Calendar definingCalendar=Calendar.getInstance(timeZone,locale);
  int centuryStartYear;
  if (centuryStart != null) {
    definingCalendar.setTime(centuryStart);
    centuryStartYear=definingCalendar.get(Calendar.YEAR);
  }
 else   if (locale.equals(JAPANESE_IMPERIAL)) {
    centuryStartYear=0;
  }
 else {
    definingCalendar.setTime(new Date());
    centuryStartYear=definingCalendar.get(Calendar.YEAR) - 80;
  }
  century=centuryStartYear / 100 * 100;
  startYear=centuryStartYear - century;
  init(definingCalendar);
}

Fixed version (ground truth):
/** 
 * <p>Constructs a new FastDateParser.</p>
 * @param pattern non-null {@link java.text.SimpleDateFormat} compatiblepattern
 * @param timeZone non-null time zone to use
 * @param locale non-null locale
 * @param centuryStart The start of the century for 2 digit year parsing
 * @param lenient if true, non-standard values for Calendar fields should be accepted;if false, non-standard values will cause a ParseException to be thrown  {@link Calendar#setLenient(boolean)}
 * @since 3.5
 */
protected FastDateParser(final String pattern,final TimeZone timeZone,final Locale locale,final Date centuryStart,final boolean lenient){
  this.pattern=pattern;
  this.timeZone=timeZone;
  this.locale=locale;
  this.lenient=lenient;
  final Calendar definingCalendar=Calendar.getInstance(timeZone,locale);
  int centuryStartYear;
  if (centuryStart != null) {
    definingCalendar.setTime(centuryStart);
    centuryStartYear=definingCalendar.get(Calendar.YEAR);
  }
 else   if (locale.equals(JAPANESE_IMPERIAL)) {
    centuryStartYear=0;
  }
 else {
    definingCalendar.setTime(new Date());
    centuryStartYear=definingCalendar.get(Calendar.YEAR) - 80;
  }
  century=centuryStartYear / 100 * 100;
  startYear=centuryStartYear - century;
  init(definingCalendar);
}
Program: 90593
Project: 90593
Buggy source:
/** 
 * This implementation updates the ParsePosition if the parse succeeeds. However, unlike the method   {@link java.text.SimpleDateFormat#parse(String,ParsePosition)}it is not able to set the error Index - i.e.   {@link ParsePosition#getErrorIndex()} -  if the parse fails.<p> To determine if the parse has succeeded, the caller must check if the current parse position given by  {@link ParsePosition#getIndex()} has been updated. If the input buffer has been fullyparsed, then the index will point to just after the end of the input buffer.
 * @see org.apache.commons.lang3.time.DateParser#parse(java.lang.String,java.text.ParsePosition) {@inheritDoc}
 */
@Override public Date parse(final String source,final ParsePosition pos){
  final int offset=pos.getIndex();
  final Matcher matcher=parsePattern.matcher(source.substring(offset));
  if (!matcher.lookingAt()) {
    return null;
  }
  final Calendar cal=Calendar.getInstance(timeZone,locale);
  cal.clear();
  cal.setLenient(lenient);
  for (int i=0; i < strategies.length; ) {
    final Strategy strategy=strategies[i++];
    strategy.setCalendar(this,cal,matcher.group(i));
  }
  pos.setIndex(offset + matcher.end());
  return cal.getTime();
}

Fixed version (ground truth):
/** 
 * This implementation updates the ParsePosition if the parse succeeeds. However, unlike the method   {@link java.text.SimpleDateFormat#parse(String,ParsePosition)}it is not able to set the error Index - i.e.   {@link ParsePosition#getErrorIndex()} -  if the parse fails.<p> To determine if the parse has succeeded, the caller must check if the current parse position given by  {@link ParsePosition#getIndex()} has been updated. If the input buffer has been fullyparsed, then the index will point to just after the end of the input buffer. {@inheritDoc}
 */
@Override public Date parse(final String source,final ParsePosition pos){
  final int offset=pos.getIndex();
  final Matcher matcher=parsePattern.matcher(source.substring(offset));
  if (!matcher.lookingAt()) {
    return null;
  }
  final Calendar cal=Calendar.getInstance(timeZone,locale);
  cal.clear();
  cal.setLenient(lenient);
  for (int i=0; i < strategies.length; ) {
    final Strategy strategy=strategies[i++];
    strategy.setCalendar(this,cal,matcher.group(i));
  }
  pos.setIndex(offset + matcher.end());
  return cal.getTime();
}
Program: 90594
Project: 90594
Buggy source:
/** 
 * Returns the sum of the lengths of all Strings in the specified array.
 */
private static int sumStringLengths(final String[] arguments){
  int result=0;
  for (int i=0; i < arguments.length; i++) {
    result+=arguments[i].length();
  }
  return result;
}

Fixed version (ground truth):
/** 
 * Returns the sum of the lengths of all Strings in the specified array.
 */
private static int sumStringLengths(final String[] arguments){
  int result=0;
  for (int i=0; i < arguments.length; i++) {
    result+=String.valueOf(arguments[i]).length();
  }
  return result;
}
Program: 90595
Project: 90595
Buggy source:
/** 
 * Appends the argument at the specified argument index to the specified result char array at the specified position and returns the resulting position.
 */
private static int writeArgAt0(final String[] arguments,final int currentArgument,final char[] result,final int pos){
  final String arg=arguments[currentArgument];
  final int argLen=arg.length();
  arg.getChars(0,argLen,result,pos);
  return pos + argLen;
}

Fixed version (ground truth):
/** 
 * Appends the argument at the specified argument index to the specified result char array at the specified position and returns the resulting position.
 */
private static int writeArgAt0(final String[] arguments,final int currentArgument,final char[] result,final int pos){
  final String arg=String.valueOf(arguments[currentArgument]);
  int argLen=arg.length();
  arg.getChars(0,argLen,result,pos);
  return pos + argLen;
}
Program: 90596
Project: 90596
Buggy source:
/** 
 * Returns the FixedFormat with the name or pattern matching the specified string or   {@code null} if not found.
 */
public static FixedFormat lookup(String nameOrPattern){
  for (  FixedFormat type : FixedFormat.values()) {
    if (type.name().equals(nameOrPattern) || type.getPattern().equals(nameOrPattern)) {
      return type;
    }
  }
  return null;
}

Fixed version (ground truth):
/** 
 * Returns the FixedFormat with the name or pattern matching the specified string or   {@code null} if not found.
 */
public static FixedFormat lookup(final String nameOrPattern){
  for (  final FixedFormat type : FixedFormat.values()) {
    if (type.name().equals(nameOrPattern) || type.getPattern().equals(nameOrPattern)) {
      return type;
    }
  }
  return null;
}
Program: 90597
Project: 90597
Buggy source:
private int writeTime(int ms,char[] buffer,int pos){
  final int hours=ms / 3600000;
  ms-=3600000 * hours;
  final int minutes=ms / 60000;
  ms-=60000 * minutes;
  final int seconds=ms / 1000;
  ms-=1000 * seconds;
  int temp=hours / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(hours - 10 * temp + '0'));
  buffer[pos]=timeSeparatorChar;
  pos+=timeSeparatorLength;
  temp=minutes / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(minutes - 10 * temp + '0'));
  buffer[pos]=timeSeparatorChar;
  pos+=timeSeparatorLength;
  temp=seconds / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(seconds - 10 * temp + '0'));
  buffer[pos]=millisSeparatorChar;
  pos+=millisSeparatorLength;
  temp=ms / 100;
  buffer[pos++]=((char)(temp + '0'));
  ms-=100 * temp;
  temp=ms / 10;
  buffer[pos++]=((char)(temp + '0'));
  ms-=10 * temp;
  buffer[pos++]=((char)(ms + '0'));
  return pos;
}

Fixed version (ground truth):
private int writeTime(int ms,final char[] buffer,int pos){
  final int hours=ms / 3600000;
  ms-=3600000 * hours;
  final int minutes=ms / 60000;
  ms-=60000 * minutes;
  final int seconds=ms / 1000;
  ms-=1000 * seconds;
  int temp=hours / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(hours - 10 * temp + '0'));
  buffer[pos]=timeSeparatorChar;
  pos+=timeSeparatorLength;
  temp=minutes / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(minutes - 10 * temp + '0'));
  buffer[pos]=timeSeparatorChar;
  pos+=timeSeparatorLength;
  temp=seconds / 10;
  buffer[pos++]=((char)(temp + '0'));
  buffer[pos++]=((char)(seconds - 10 * temp + '0'));
  buffer[pos]=millisSeparatorChar;
  pos+=millisSeparatorLength;
  temp=ms / 100;
  buffer[pos++]=((char)(temp + '0'));
  ms-=100 * temp;
  temp=ms / 10;
  buffer[pos++]=((char)(temp + '0'));
  ms-=10 * temp;
  buffer[pos++]=((char)(ms + '0'));
  return pos;
}
Program: 90598
Project: 90598
Buggy source:
public int getDatePatternLength(){
  return getDatePattern() == null ? 0 : getDatePattern().length();
}

Fixed version (ground truth):
public int getDatePatternLength(){
  return getDatePattern() == null ? 0 : getDatePattern().length() - escapeCount;
}
Program: 90599
Project: 90599
Buggy source:
public static CustomTimeFormat createIfSupported(final String[] options){
  if (options == null || options.length == 0 || options.length > 1) {
    return null;
  }
  FixedFormat type=FixedFormat.lookup(options[0]);
  return type == null ? null : new CustomTimeFormat(type);
}

Fixed version (ground truth):
public static CustomTimeFormat createIfSupported(final String[] options){
  if (options == null || options.length == 0 || options.length > 1) {
    return null;
  }
  final FixedFormat type=FixedFormat.lookup(options[0]);
  return type == null ? null : new CustomTimeFormat(type);
}
Program: 90600
Project: 90600
Buggy source:
public int format(final long time,final char[] buffer,int startPos){
  final int ms=(int)(millisSinceMidnight(time));
  writeDate(buffer);
  return writeTime(ms,buffer,startPos + dateLength) - startPos;
}

Fixed version (ground truth):
public int format(final long time,final char[] buffer,final int startPos){
  final int ms=(int)(millisSinceMidnight(time));
  writeDate(buffer,startPos);
  return writeTime(ms,buffer,startPos + dateLength) - startPos;
}
Program: 90601
Project: 90601
Buggy source:
private void writeDate(char[] buffer){
  if (cachedDate != null) {
    System.arraycopy(cachedDate,0,buffer,0,dateLength);
  }
}

Fixed version (ground truth):
private void writeDate(final char[] buffer,final int startPos){
  if (cachedDate != null) {
    System.arraycopy(cachedDate,0,buffer,startPos,dateLength);
  }
}
Program: 90602
Project: 90602
Buggy source:
private void updateMidnightMillis(final long now){
  updateCachedDate(now);
  midnightToday=calcMidnightMillis(0);
  midnightTomorrow=calcMidnightMillis(1);
}

Fixed version (ground truth):
private void updateMidnightMillis(final long now){
  updateCachedDate(now);
  midnightToday=calcMidnightMillis(now,0);
  midnightTomorrow=calcMidnightMillis(now,1);
}
Program: 90603
Project: 90603
Buggy source:
private void FixedFormat(final String pattern,final String datePattern,char timeSeparator,int timeSepLength,char millisSeparator,int millisSepLength){
  this.timeSeparatorChar=timeSeparator;
  this.timeSeparatorLength=timeSepLength;
  this.millisSeparatorChar=millisSeparator;
  this.millisSeparatorLength=millisSepLength;
  this.pattern=Objects.requireNonNull(pattern);
  this.datePattern=datePattern;
}

Fixed version (ground truth):
private void FixedFormat(final String pattern,final String datePattern,final int escapeCount,final char timeSeparator,final int timeSepLength,final char millisSeparator,final int millisSepLength){
  this.timeSeparatorChar=timeSeparator;
  this.timeSeparatorLength=timeSepLength;
  this.millisSeparatorChar=millisSeparator;
  this.millisSeparatorLength=millisSepLength;
  this.pattern=Objects.requireNonNull(pattern);
  this.datePattern=datePattern;
  this.escapeCount=escapeCount;
}
Program: 90604
Project: 90604
Buggy source:
private void updateCachedDate(long now){
  if (fastDateFormat != null) {
    StringBuilder result=fastDateFormat.format(now,new StringBuilder());
    cachedDate=result.toString().toCharArray();
  }
}

Fixed version (ground truth):
private void updateCachedDate(final long now){
  if (fastDateFormat != null) {
    final StringBuilder result=fastDateFormat.format(now,new StringBuilder());
    cachedDate=result.toString().toCharArray();
  }
}
Program: 90605
Project: 90605
Buggy source:
/** 
 * Constructs a CustomTimeFormat for the specified fixed format. <p> Package protected for unit tests.
 * @param type the fixed format
 */
CustomTimeFormat(FixedFormat type){
  this.type=Objects.requireNonNull(type);
  this.timeSeparatorChar=type.timeSeparatorChar;
  this.timeSeparatorLength=type.timeSeparatorLength;
  this.millisSeparatorChar=type.millisSeparatorChar;
  this.millisSeparatorLength=type.millisSeparatorLength;
  this.length=type.getPattern().length();
  this.dateLength=type.getDatePatternLength();
  this.fastDateFormat=type.getFastDateFormat();
}

Fixed version (ground truth):
/** 
 * Constructs a CustomTimeFormat for the specified fixed format. <p> Package protected for unit tests.
 * @param type the fixed format
 */
CustomTimeFormat(final FixedFormat type){
  this.type=Objects.requireNonNull(type);
  this.timeSeparatorChar=type.timeSeparatorChar;
  this.timeSeparatorLength=type.timeSeparatorLength;
  this.millisSeparatorChar=type.millisSeparatorChar;
  this.millisSeparatorLength=type.millisSeparatorLength;
  this.length=type.getLength();
  this.dateLength=type.getDatePatternLength();
  this.fastDateFormat=type.getFastDateFormat();
}
Program: 90606
Project: 90606
Buggy source:
private long calcMidnightMillis(final int addDays){
  final Calendar cal=Calendar.getInstance();
  cal.set(Calendar.HOUR_OF_DAY,0);
  cal.set(Calendar.MINUTE,0);
  cal.set(Calendar.SECOND,0);
  cal.set(Calendar.MILLISECOND,0);
  cal.add(Calendar.DATE,addDays);
  return cal.getTimeInMillis();
}

Fixed version (ground truth):
static long calcMidnightMillis(final long time,final int addDays){
  final Calendar cal=Calendar.getInstance();
  cal.setTimeInMillis(time);
  cal.set(Calendar.HOUR_OF_DAY,0);
  cal.set(Calendar.MINUTE,0);
  cal.set(Calendar.SECOND,0);
  cal.set(Calendar.MILLISECOND,0);
  cal.add(Calendar.DATE,addDays);
  return cal.getTimeInMillis();
}
Program: 90607
Project: 90607
Buggy source:
@Override public void logMessage(final String fqcn,final Level level,final Marker marker,final Message msg,final Throwable throwable){
  final StringBuilder sb=new StringBuilder();
  if (showDateTime) {
    final Date now=new Date();
    String dateText;
synchronized (dateFormatter) {
      dateText=dateFormatter.format(now);
    }
    sb.append(dateText);
    sb.append(SPACE);
  }
  sb.append(level.toString());
  sb.append(SPACE);
  if (Strings.isNotEmpty(logName)) {
    sb.append(logName);
    sb.append(SPACE);
  }
  sb.append(msg.getFormattedMessage());
  if (showContextMap) {
    final Map<String,String> mdc=ThreadContext.getImmutableContext();
    if (mdc.size() > 0) {
      sb.append(SPACE);
      sb.append(mdc.toString());
      sb.append(SPACE);
    }
  }
  final Object[] params=msg.getParameters();
  Throwable t;
  if (throwable == null && params != null && params.length > 0 && params[params.length - 1] instanceof Throwable) {
    t=(Throwable)params[params.length - 1];
  }
 else {
    t=throwable;
  }
  if (t != null) {
    sb.append(SPACE);
    final ByteArrayOutputStream baos=new ByteArrayOutputStream();
    t.printStackTrace(new PrintStream(baos));
    sb.append(baos.toString());
  }
  stream.println(sb.toString());
}

Fixed version (ground truth):
@Override public void logMessage(final String fqcn,final Level level,final Marker marker,final Message msg,final Throwable throwable){
  final StringBuilder sb=new StringBuilder();
  if (showDateTime) {
    final Date now=new Date();
    String dateText;
synchronized (dateFormatter) {
      dateText=dateFormatter.format(now);
    }
    sb.append(dateText);
    sb.append(SPACE);
  }
  sb.append(level.toString());
  sb.append(SPACE);
  if (Strings.isNotEmpty(logName)) {
    sb.append(logName);
    sb.append(SPACE);
  }
  sb.append(msg.getFormattedMessage());
  if (showContextMap) {
    final Map<String,String> mdc=ThreadContext.getImmutableContext();
    if (mdc.size() > 0) {
      sb.append(SPACE);
      sb.append(mdc.toString());
      sb.append(SPACE);
    }
  }
  final Object[] params=msg.getParameters();
  Throwable t;
  if (throwable == null && params != null && params.length > 0 && params[params.length - 1] instanceof Throwable) {
    t=(Throwable)params[params.length - 1];
  }
 else {
    t=throwable;
  }
  stream.println(sb.toString());
  if (t != null) {
    stream.print(SPACE);
    t.printStackTrace(stream);
  }
}
Program: 90608
Project: 90608
Buggy source:
/** 
 * To prevent class loading issues during plugin discovery, this code cannot live within MongoDbProvider. This is because of how Java treats references to Exception classes different from references to other classes. When Java loads a class, it normally won't load that class's dependent classes until and unless A) they are used, B) the class being loaded extends or implements those classes, or C) those classes are the types of static members in the class. However, exceptions that a class uses are always loaded when the class is loaded, even before they are actually used.
 * @param database The database to authenticate
 * @param username The username to authenticate with
 * @param password The password to authenticate with
 */
static void authenticate(final DB database,final String username,final String password){
  try {
    if (!database.authenticate(username,password.toCharArray())) {
      LOGGER.error("String_Node_Str");
    }
  }
 catch (  final MongoException e) {
    LOGGER.error("String_Node_Str" + e.getMessage(),e);
  }
catch (  final IllegalStateException e) {
    LOGGER.error("String_Node_Str" + "String_Node_Str",e);
  }
}

Fixed version (ground truth):
/** 
 * To prevent class loading issues during plugin discovery, this code cannot live within MongoDbProvider. This is because of how Java treats references to Exception classes different from references to other classes. When Java loads a class, it normally won't load that class's dependent classes until and unless A) they are used, B) the class being loaded extends or implements those classes, or C) those classes are the types of static members in the class. However, exceptions that a class uses are always loaded when the class is loaded, even before they are actually used.
 * @param database The database to authenticate
 * @param username The username to authenticate with
 * @param password The password to authenticate with
 */
static void authenticate(final DB database,final String username,final String password){
  try {
    if (!database.authenticate(username,password.toCharArray())) {
      LOGGER.error("String_Node_Str");
    }
  }
 catch (  final MongoException e) {
    LOGGER.error("String_Node_Str" + e.getMessage(),e);
  }
catch (  final IllegalStateException e) {
    LOGGER.error("String_Node_Str",e);
  }
}