org.apache.torque.generator.template.velocity

## Class VelocityOutlet

- java.lang.Object
- - org.apache.torque.generator.outlet.OutletImpl
  - - org.apache.torque.generator.template.TemplateOutletImpl
    - - org.apache.torque.generator.template.velocity.VelocityOutlet

- All Implemented Interfaces:
    Outlet, TemplateOutlet

      public class VelocityOutlet
      extends TemplateOutletImpl

  A Outlet which uses a velocity template for generation.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static String` | `NULL_KEY_CONTEXT_NAME` The key under which the null attribute of a source element is put into the context.
    `static String` | `STRING_UTILS_CONTEXT_NAME` The name under which the velocity StringUtils will be put into the context.
    `static String` | `TORQUE_GEN_CONTEXT_NAME` The name under which the Torque generator interface will be put into the context.

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `VelocityOutlet(QualifiedName name, ConfigurationProvider configurationProvider, String path, String encoding)` Constructs a new VelocityTemplateOutlet.

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `OutletResult` | `execute(ControllerState controllerState)` Executes the generation process; the result is returned.
    `boolean` | `isOptionsInContext()` Returns whether all options which namespaces are visible to the name space of this outlet are put into the context.
    `boolean` | `isSourceAttributesInContext()` Returns whether the attributes of the current source element are put into the context.
    `boolean` | `isVariablesInContext()` Returns whether all variables which are visible to this outlet are put into the context.
    `void` | `setOptionsInContext(boolean optionsInContext)` Tells the outlet to put all options which name space is visible to the namespace of this outlet into the context.
    `void` | `setSourceAttributesInContext(boolean sourceAttributesInContext)` Tells the outlet to put the attributes of the current source element into the context or not.
    `void` | `setVariablesInContext(boolean variablesInContext)` Tells the outlet to put all variables which are visible to this outlet into the context.

    - ### Methods inherited from class org.apache.torque.generator.template.TemplateOutletImpl

      `getContent, getDetokenizedPath, getPath, load, toString`

    - ### Methods inherited from class org.apache.torque.generator.outlet.OutletImpl

      `addMergepointMapping, afterExecute, beforeExecute, getInputClass, getInputElementName, getMergepointMapping, getMergepointMappings, getName, getVariable, mergepoint, setInputClass, setInputElementName, setMergepointMapping, setVariable, setVariable`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

    - ### Methods inherited from interface org.apache.torque.generator.outlet.Outlet

      `addMergepointMapping, afterExecute, beforeExecute, getInputClass, getInputElementName, getMergepointMapping, getMergepointMappings, getName, setInputClass, setInputElementName, setMergepointMapping`

- - ### Field Detail

    - #### TORQUE_GEN_CONTEXT_NAME

          public static final String TORQUE_GEN_CONTEXT_NAME

      The name under which the Torque generator interface will be put into the context.
      See Also:
        Constant Field Values

    - #### STRING_UTILS_CONTEXT_NAME

          public static final String STRING_UTILS_CONTEXT_NAME

      The name under which the velocity StringUtils will be put into the context.
      See Also:
        Constant Field Values

    - #### NULL_KEY_CONTEXT_NAME

          public static final String NULL_KEY_CONTEXT_NAME

      The key under which the null attribute of a source element is put into the context.
      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### VelocityOutlet

          public VelocityOutlet(QualifiedName name,
                                ConfigurationProvider configurationProvider,
                                String path,
                                String encoding)
                         throws ConfigurationException

      Constructs a new VelocityTemplateOutlet.
      Parameters:
        `name` - the name of this outlet, not null.
        `configurationProvider` - the provider for reading the templates, not null.
        `path` - the path to the templates, not null. May contain tokens of the form ${....}, these are parsed.
        `encoding` - the encoding of the file, or null if the system's default encoding should be used.
      Throws:
        `NullPointerException` - if name, path or directories are null.
        `ConfigurationException` - if an error occurs while reading the template.

  - ### Method Detail

    - #### setOptionsInContext

          public void setOptionsInContext(boolean optionsInContext)

      Tells the outlet to put all options which name space is visible to the namespace of this outlet into the context. Only the variable names are used as keys in the context, the namespaces are stripped.
      Parameters:
        `optionsInContext` - whether to put the options into the context.

    - #### isOptionsInContext

          public boolean isOptionsInContext()

      Returns whether all options which namespaces are visible to the name space of this outlet are put into the context.
      Returns:
        whether the outlet puts the options into the context.

    - #### setVariablesInContext

          public void setVariablesInContext(boolean variablesInContext)

      Tells the outlet to put all variables which are visible to this outlet into the context. Only the variable names are used as keys in the context, the namespaces are stripped.
      Parameters:
        `variablesInContext` - whether to put the variables into the context.

    - #### isVariablesInContext

          public boolean isVariablesInContext()

      Returns whether all variables which are visible to this outlet are put into the context.
      Returns:
        whether the outlet puts the variables into the context.

    - #### setSourceAttributesInContext

          public void setSourceAttributesInContext(boolean sourceAttributesInContext)

      Tells the outlet to put the attributes of the current source element into the context or not.
      Parameters:
        `sourceAttributesInContext` - whether to put the source attributes into the context.

    - #### isSourceAttributesInContext

          public boolean isSourceAttributesInContext()

      Returns whether the attributes of the current source element are put into the context.
      Returns:
        whether the outlet puts the attributes of the current source element into the context.

    - #### execute

          public OutletResult execute(ControllerState controllerState)
                               throws GeneratorException

      Executes the generation process; the result is returned.
      Specified by:
        `execute` in interface `Outlet`
      Specified by:
        `execute` in class `OutletImpl`
      Parameters:
        `controllerState` - the current controller state.
      Returns:
        the result of the generation, not null.
      Throws:
        `GeneratorException` - if generation fails.
      See Also:
        `Outlet.execute(ControllerState)`

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