Package org.apache.tools.ant.taskdefs.condition

# Class ParserSupports

java.lang.Object
org.apache.tools.ant.ProjectComponent
org.apache.tools.ant.taskdefs.condition.ParserSupports

All Implemented Interfaces:
  `java.lang.Cloneable`, `Condition`

    public class ParserSupports
    extends ProjectComponent
    implements Condition

Test for the XML parser supporting a particular feature

Since:
  Ant 1.7

- ## Field Summary

  Fields
  Modifier and Type | Field | Description
  --- | --- | ---
  `static java.lang.String` | `ERROR_BOTH_ATTRIBUTES` | error - combined attributes not allowed
  `static java.lang.String` | `ERROR_NO_ATTRIBUTES` | error - missing attribute
  `static java.lang.String` | `ERROR_NO_VALUE` | error - no value
  `static java.lang.String` | `FEATURE` | feature
  `static java.lang.String` | `NOT_RECOGNIZED` | error - not recognized
  `static java.lang.String` | `NOT_SUPPORTED` | error - not supported
  `static java.lang.String` | `PROPERTY` | property

  ### Fields inherited from class org.apache.tools.ant.ProjectComponent

  `description, location, project`

- ## Constructor Summary

  Constructors
  Constructor | Description
  --- | ---
  `ParserSupports()` |

- ## Method Summary

  Modifier and Type | Method | Description
  --- | --- | ---
  `boolean` | `eval()` | Is this condition true?
  `boolean` | `evalFeature()` | Set a feature
  `boolean` | `evalProperty()` | Set a property
  `void` | `setFeature​(java.lang.String feature)` | Feature to probe for.
  `void` | `setProperty​(java.lang.String property)` | Property to probe for
  `void` | `setValue​(java.lang.String value)` | Optional value to set.

  ### Methods inherited from class org.apache.tools.ant.ProjectComponent

  `clone, getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject`

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

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

- ## Field Details

  - ### ERROR_BOTH_ATTRIBUTES

    public static final java.lang.String ERROR_BOTH_ATTRIBUTES
    error - combined attributes not allowed
    See Also:
      Constant Field Values

  - ### FEATURE

    public static final java.lang.String FEATURE
    feature
    See Also:
      Constant Field Values

  - ### PROPERTY

    public static final java.lang.String PROPERTY
    property
    See Also:
      Constant Field Values

  - ### NOT_RECOGNIZED

    public static final java.lang.String NOT_RECOGNIZED
    error - not recognized
    See Also:
      Constant Field Values

  - ### NOT_SUPPORTED

    public static final java.lang.String NOT_SUPPORTED
    error - not supported
    See Also:
      Constant Field Values

  - ### ERROR_NO_ATTRIBUTES

    public static final java.lang.String ERROR_NO_ATTRIBUTES
    error - missing attribute
    See Also:
      Constant Field Values

  - ### ERROR_NO_VALUE

    public static final java.lang.String ERROR_NO_VALUE
    error - no value
    See Also:
      Constant Field Values

- ## Constructor Details

  - ### ParserSupports

    public ParserSupports()

- ## Method Details

  - ### setFeature

    public void setFeature​(java.lang.String feature)
    Feature to probe for.
    Parameters:
      `feature` - the feature to probe for.

  - ### setProperty

    public void setProperty​(java.lang.String property)
    Property to probe for
    Parameters:
      `property` - the property to probe for.

  - ### setValue

    public void setValue​(java.lang.String value)
    Optional value to set. Converted to a boolean value when setting a property
    Parameters:
      `value` - the value to set.

  - ### eval

    public boolean eval() throws BuildException
    Is this condition true?.
    Specified by:
      `eval` in interface `Condition`
    Returns:
      true if the condition is true
    Throws:
      `BuildException` - if an error occurs

  - ### evalFeature

    public boolean evalFeature()
    Set a feature
    Returns:
      true if the feature could be set

  - ### evalProperty

    public boolean evalProperty()
    Set a property
    Returns:
      true if the feature could be set