## Uses of Interface
org.apache.cayenne.exp.TraversalHandler

- Packages that use TraversalHandler
  Package | Description
  --- | ---
  org.apache.cayenne.access.translator.select |
  org.apache.cayenne.dba.db2 | IBM DB2 DbAdapter.
  org.apache.cayenne.dba.derby | Apache Derby DbAdapter.
  org.apache.cayenne.dba.firebird |
  org.apache.cayenne.dba.frontbase | FrontBase DbAdapter.
  org.apache.cayenne.dba.hsqldb | HSQLDB DbAdapter.
  org.apache.cayenne.dba.openbase | OpenBase DbAdapter.
  org.apache.cayenne.dba.oracle | Oracle DbAdapter.
  org.apache.cayenne.dba.postgres | PostgreSQL DbAdapter.
  org.apache.cayenne.dba.sqlite |
  org.apache.cayenne.dba.sybase | Sybase DbAdapter.
  org.apache.cayenne.exp | Cayenne data expression classes.

- - ### Uses of TraversalHandler in org.apache.cayenne.access.translator.select

    Classes in org.apache.cayenne.access.translator.select that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `QualifierTranslator` Translates query qualifier to SQL.
    `class` | `TrimmingQualifierTranslator` QualifierTranslator that allows translation of qualifiers that perform comparison with CHAR columns.

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.db2

    Classes in org.apache.cayenne.dba.db2 that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DB2QualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.derby

    Classes in org.apache.cayenne.dba.derby that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DerbyQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.firebird

    Classes in org.apache.cayenne.dba.firebird that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `FirebirdQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.frontbase

    Classes in org.apache.cayenne.dba.frontbase that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `FrontBaseQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.hsqldb

    Classes in org.apache.cayenne.dba.hsqldb that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `HSQLQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.openbase

    Classes in org.apache.cayenne.dba.openbase that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `OpenBaseQualifierTranslator` Translates query qualifier to SQL.

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.oracle

    Classes in org.apache.cayenne.dba.oracle that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `OracleQualifierTranslator` Oracle qualifier translator.

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.postgres

    Classes in org.apache.cayenne.dba.postgres that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `PostgresQualifierTranslator` Uses Postgres extensions to optimize various translations.

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.sqlite

    Classes in org.apache.cayenne.dba.sqlite that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `SQLiteQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.dba.sybase

    Classes in org.apache.cayenne.dba.sybase that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `SybaseQualifierTranslator`

  - ### Uses of TraversalHandler in org.apache.cayenne.exp

    Classes in org.apache.cayenne.exp that implement TraversalHandler
    Modifier and Type | Class and Description
    --- | ---
    `class` | `TraversalHelper` Noop implementation of TraversalHandler.

    Methods in org.apache.cayenne.exp with parameters of type TraversalHandler
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | Expression.`traverse(Expression parentExp, TraversalHandler visitor)` Traverses itself and child expressions, notifying visitor via callback methods as it goes.
    `void` | Expression.`traverse(TraversalHandler visitor)` Traverses itself and child expressions, notifying visitor via callback methods as it goes.

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