org.jbpm.process.instance.impl

## Class RuleConstraintEvaluator

- java.lang.Object
- - org.jbpm.process.instance.impl.RuleConstraintEvaluator

- All Implemented Interfaces:
    Serializable, ConstraintEvaluator, Constraint

      public class RuleConstraintEvaluator
      extends Object
      implements Constraint, ConstraintEvaluator, Serializable

  Default implementation of a constraint.
  See Also:
    Serialized Form

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `RuleConstraintEvaluator()`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | `evaluate(NodeInstance instance, org.kie.api.definition.process.Connection connection, Constraint constraint)`
    `String` | `getConstraint()` Typically this method returns the constraint as a String
    `String` | `getDialect()` Returns the dialect of the constraint, e.g.
    `Object` | `getMetaData(String name)`
    `String` | `getName()` Returns the name of the constraint
    `int` | `getPriority()` Returns the priority of the constraint
    `String` | `getType()` Returns the type of the constraint, e.g.
    `boolean` | `isDefault()`
    `void` | `setConstraint(String constraint)` Method for setting the constraint
    `void` | `setDefault(boolean isDefault)`
    `void` | `setDialect(String dialect)` Method for setting the dialect of the constraint, e.g.
    `void` | `setMetaData(String name, Object value)`
    `void` | `setName(String name)` Sets the name of the constraint
    `void` | `setPriority(int priority)` Method for setting the priority of the constraint
    `void` | `setType(String type)` Method for setting the type of the constraint, e.g.
    `String` | `toString()`

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

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

- - ### Constructor Detail

    - #### RuleConstraintEvaluator

          public RuleConstraintEvaluator()

  - ### Method Detail

    - #### getConstraint

          public String getConstraint()

      Description copied from interface: `Constraint`
      Typically this method returns the constraint as a String
      Specified by:
        `getConstraint` in interface `Constraint`
      Returns:
        the constraint

    - #### setConstraint

          public void setConstraint(String constraint)

      Description copied from interface: `Constraint`
      Method for setting the constraint
      Specified by:
        `setConstraint` in interface `Constraint`
      Parameters:
        `constraint` - the constraint

    - #### getName

          public String getName()

      Description copied from interface: `Constraint`
      Returns the name of the constraint
      Specified by:
        `getName` in interface `Constraint`
      Returns:
        the name of the constraint

    - #### setName

          public void setName(String name)

      Description copied from interface: `Constraint`
      Sets the name of the constraint
      Specified by:
        `setName` in interface `Constraint`
      Parameters:
        `name` - the name of the constraint

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

    - #### getPriority

          public int getPriority()

      Description copied from interface: `Constraint`
      Returns the priority of the constraint
      Specified by:
        `getPriority` in interface `Constraint`
      Returns:
        the priority of the constraint

    - #### setPriority

          public void setPriority(int priority)

      Description copied from interface: `Constraint`
      Method for setting the priority of the constraint
      Specified by:
        `setPriority` in interface `Constraint`
      Parameters:
        `priority` - the priority of the constraint

    - #### getDialect

          public String getDialect()

      Description copied from interface: `Constraint`
      Returns the dialect of the constraint, e.g. "mvel" or "java"
      Specified by:
        `getDialect` in interface `Constraint`
      Returns:
        the dialect of the constraint

    - #### setDialect

          public void setDialect(String dialect)

      Description copied from interface: `Constraint`
      Method for setting the dialect of the constraint, e.g. "mvel" or "java"
      Specified by:
        `setDialect` in interface `Constraint`
      Parameters:
        `dialect` - the dialect of the constraint

    - #### getType

          public String getType()

      Description copied from interface: `Constraint`
      Returns the type of the constraint, e.g. "code" or "rule"
      Specified by:
        `getType` in interface `Constraint`
      Returns:
        the type of the constraint

    - #### setType

          public void setType(String type)

      Description copied from interface: `Constraint`
      Method for setting the type of the constraint, e.g. "code" or "rule"
      Specified by:
        `setType` in interface `Constraint`
      Parameters:
        `type` - the type of the constraint

    - #### isDefault

          public boolean isDefault()

      Specified by:
        `isDefault` in interface `Constraint`

    - #### setDefault

          public void setDefault(boolean isDefault)

      Specified by:
        `setDefault` in interface `Constraint`

    - #### evaluate

          public boolean evaluate(NodeInstance instance,
                                  org.kie.api.definition.process.Connection connection,
                                  Constraint constraint)

      Specified by:
        `evaluate` in interface `ConstraintEvaluator`

    - #### getMetaData

          public Object getMetaData(String name)

      Specified by:
        `getMetaData` in interface `Constraint`

    - #### setMetaData

          public void setMetaData(String name,
                                  Object value)

      Specified by:
        `setMetaData` in interface `Constraint`

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