| Name | Description | Type | Package | Framework |
| ClassUtils | Class | org.apache.oozie.util | Apache Oozie | |
| ConfigUtils | Class | org.apache.oozie.util | Apache Oozie | |
| CoordActionsInDateRange | This class provides the utility of listing coordinator actions that were executed between a certain | Class | org.apache.oozie.util | Apache Oozie |
| DateUtils | Date utility classes to parse and format datetimes in Oozie expected datetime formats. | Class | org.apache.oozie.util | Apache Oozie |
| ELConstantsFunctions | Base EL constants and functions. | Class | org.apache.oozie.util | Apache Oozie |
| ELEvaluationException | Exception thrown by EL functions when they find a transient error. | Class | org.apache.oozie.util | Apache Oozie |
| ELEvaluator | JSP Expression Language Evaluator. | Class | org.apache.oozie.util | Apache Oozie |
| ELEvaluator .Context | Provides functions and variables for the EL evaluator. | Class | org.apache.oozie.util.ELEvaluator | Apache Oozie |
| ELUtils | Class | org.apache.oozie.util | Apache Oozie | |
| GraphGenerator | Class | org.apache.oozie.util | Apache Oozie | |
| Instrumentable | Interface | org.apache.oozie.util | Apache Oozie | |
| Instrumentation | Instrumentation framework that supports Timers, Counters, Variables and Sampler instrumentation elements. | Class | org.apache.oozie.util | Apache Oozie |
| Instrumentation .Cron | Cron is a stopwatch that can be started/stopped several times. | Class | org.apache.oozie.util.Instrumentation | Apache Oozie |
| Instrumentation .Element | Gives access to a snapshot of an Instrumentation element (Counter, Timer). | Interface | org.apache.oozie.util.Instrumentation | Apache Oozie |
| Instrumentation .Timer | Timer Instrumentation element. | Class | org.apache.oozie.util.Instrumentation | Apache Oozie |
| Instrumentation .Variable | currently active connections. | Interface | org.apache.oozie.util.Instrumentation | Apache Oozie |
| InstrumentedBasicDataSource | Class | org.apache.oozie.util.db | Apache Oozie | |
| InstrumentUtils | Instrument utilities. | Class | org.apache.oozie.util | Apache Oozie |
| IOUtils | Class | org.apache.oozie.util | Apache Oozie | |
| JobUtils | Class | org.apache.oozie.util | Apache Oozie | |
| LogUtils | Class | org.apache.oozie.util | Apache Oozie | |
| MappingRule | Class | org.apache.oozie.util | Apache Oozie | |
| MemoryLocks | In memory resource locking that provides READ/WRITE lock capabilities. | Class | org.apache.oozie.util | Apache Oozie |
| OozieRollingPolicy | Has the same behavior as the TimeBasedRollingPolicy. | Class | org.apache.oozie.util | Apache Oozie |
| ParamChecker | Utility class to check common parameter preconditions. | Class | org.apache.oozie.util | Apache Oozie |
| ParameterVerifier | Utility class to parse and verify the section in a workflow or coordinator jobConstructor SummaryParameterVerifier() | Class | org.apache.oozie.util | Apache Oozie |
| ParameterVerifierException | Exception thrown by org. | Class | org.apache.oozie.util | Apache Oozie |
| PollablePriorityDelayQueue | Nested Class SummaryNested classes/interfaces inherited from class org. | Class | org.apache.oozie.util | Apache Oozie |
| PriorityDelayQueue | A Queue implementation that support queuing elements into the future and priority queuing. | Class | org.apache.oozie.util | Apache Oozie |
| PriorityDelayQueue .QueueElement | Element wrapper required by the queue. | Class | org.apache.oozie.util.PriorityDelayQueue | Apache Oozie |
| PropertiesUtils | Class | org.apache.oozie.util | Apache Oozie | |
| Schema | Class | org.apache.oozie.util.db | Apache Oozie | |
| Schema .Column | Interface | org.apache.oozie.util.db.Schema | Apache Oozie | |
| Schema .DBType | Class | org.apache.oozie.util.db.Schema | Apache Oozie | |
| Schema .Index | Interface | org.apache.oozie.util.db.Schema | Apache Oozie | |
| Schema .Table | Interface | org.apache.oozie.util.db.Schema | Apache Oozie | |
| SLADbOperations | Class | org.apache.oozie.util.db | Apache Oozie | |
| SLADbXOperations | Class | org.apache.oozie.util.db | Apache Oozie | |
| SqlStatement | The SqlStatement is used to generate SQL Statements. | Class | org.apache.oozie.util.db | Apache Oozie |
| SqlStatement .Condition | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie | |
| SqlStatement .Delete | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie | |
| SqlStatement .Insert | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie | |
| SqlStatement .ResultSetReader | ResultSetReader is used to parse the result set and gives methods for getting appropriate type of data given the column name | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie |
| SqlStatement .Select | Select Statement generator. | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie |
| SqlStatement .Update | Class | org.apache.oozie.util.db.SqlStatement | Apache Oozie | |
| StatusUtils | Class | org.apache.oozie.util | Apache Oozie | |
| ValidateConnectionBean | Constructor SummaryValidateConnectionBean()Methods inherited from class java. | Class | org.apache.oozie.util.db | Apache Oozie |
| WritableUtils | Utility class to write/read Hadoop writables to/from a byte array. | Class | org.apache.oozie.util | Apache Oozie |
| XCallable | execution via the CallableQueueService. | Interface | org.apache.oozie.util | Apache Oozie |
| XConfiguration | OConfiguration(InputStream is). | Class | org.apache.oozie.util | Apache Oozie |
| XLog | The XLog class extends the functionality of the Apache common-logging Log interface. | Class | org.apache.oozie.util | Apache Oozie |
| XLog .Info | LogInfo stores contextual information to create log prefixes. | Class | org.apache.oozie.util.XLog | Apache Oozie |
| XLog .Level | Class | org.apache.oozie.util.XLog | Apache Oozie | |
| XLogReader | Reads the input stream(log file) and applies the filters and writes it to output stream. | Class | org.apache.oozie.util | Apache Oozie |
| XLogStreamer | XLogStreamer streams the given log file to logWriter after applying the given filter. | Class | org.apache.oozie.util | Apache Oozie |
| XLogStreamer .Filter | Filter that will construct the regular expression that will be used to filter the log statement. | Class | org.apache.oozie.util.XLogStreamer | Apache Oozie |
| XmlUtils | XML utility methods. | Class | org.apache.oozie.util | Apache Oozie |
| XmlUtils .PrettyPrint | Pretty print string representation of an XML document that generates the pretty print on lazy mode when the toString() method is invoked. | Class | org.apache.oozie.util.XmlUtils | Apache Oozie |