Class FloatQuestion

java.lang.Object
com.sun.interview.Question
com.sun.interview.FloatQuestion
public abstract class FloatQuestion extends Question
A question to which the response is an floating point number.

  • Field Details

    • value

      protected float value
      The current response for this question. This field should be treated as read-only. Use setValue to change the value.

    • suggestions

      protected float[] suggestions
      Suggested values for this question.

  • Constructor Details

    • FloatQuestion

      protected FloatQuestion(Interview interview, String tag)
      Create a question with a nominated tag.
      Parameters:
      interview - The interview containing this question.
      tag - A unique tag to identify this specific question.

    • FloatQuestion

      protected FloatQuestion(Interview interview, String tag, float min, float max, float resolution)
      Create a question with a nominated tag.
      Parameters:
      interview - The interview containing this question.
      tag - A unique tag to identify this specific question.
      min - The inclusive lower bound for responses to this question
      max - The inclusive upper bound for responses to this question
      resolution - The resolution for responses to this question.
      Throws:
      IllegalArgumentException - if min is greater than or equal to max.

  • Method Details

    • setBounds

      protected void setBounds(float min, float max)
      Set the bounds for the response to this question.
      Parameters:
      min - The inclusive lower bound for responses to this question
      max - The inclusive upper bound for responses to this question
      Throws:
      IllegalArgumentException - if min is greater than or equal to max.

    • getLowerBound

      public float getLowerBound()
      Get the inclusive lower bound for responses to this question.
      Returns:
      the lower bound

    • getUpperBound

      public float getUpperBound()
      Get the inclusive lower bound for responses to this question.
      Returns:
      the upper bound

    • isValid

      @Deprecated public boolean isValid()
      Deprecated.
      see #isValueValid
      Check if the value is set and within bounds.
      Returns:
      true if a value has been set for this question and is within the specified bounds
      See Also:

    • getResolution

      public float getResolution()
      Get the resolution for responses to this question. Responses may be rounded to the nearest multiple of the resolution.
      Returns:
      the resolution for responses to this question
      See Also:

    • setResolution

      public void setResolution(float resolution)
      Set the resolution for responses to this question. Responses may be rounded to the nearest multiple of the resolution.
      Parameters:
      resolution - the resolution for responses to this question
      See Also:

    • getSuggestions

      public float[] getSuggestions()
      Get the suggested responses to this question, or null if none.
      Returns:
      The suggestions.
      See Also:

    • setSuggestions

      public void setSuggestions(float... newSuggestions)
      Set the set of suggested responses.
      Parameters:
      newSuggestions - The values to be set, or null if none
      See Also:

    • getDefaultValue

      public float getDefaultValue()
      Get the default response for this question.
      Returns:
      the default response for this question.
      See Also:

    • setDefaultValue

      public void setDefaultValue(float v)
      Set the default response for this question, used by the clear method.
      Parameters:
      v - the default response for this question.
      See Also:

    • getValue

      public float getValue()
      Get the current (default or latest) response to this question.
      Returns:
      The current value.
      See Also:

    • setValue

      public void setValue(String s) throws Interview.Fault
      Set the response to this question to the value represented by a string-valued argument. Argument is decoded against current locale.
      Specified by:
      setValue in class Question
      Parameters:
      s - A string containing the numeric value to be set. The number should be in the range of valid values defined for this question; if it is not, the value will be retained, but isValueValid() will return false.
      Throws:
      Interview.Fault - This exception is just retained for backwards compatibility; it should never actually be thrown.
      See Also:

    • setValue

      public void setValue(float newValue)
      Set the current value.
      Parameters:
      newValue - The value to be set. It should be in the range of valid values defined for this question.
      See Also:

    • getValueOnPath

      public float getValueOnPath() throws Interview.NotOnPathFault
      Verify this question is on the current path, and if it is, return the current value.
      Returns:
      the current value of this question
      Throws:
      Interview.NotOnPathFault - if this question is not on the current path
      See Also:

    • getStringValue

      public String getStringValue()
      Description copied from class: Question
      Get the response to this question as a string.
      Specified by:
      getStringValue in class Question
      Returns:
      a string representing the current response to this question, or null.
      See Also:

    • setValue

      public void setValue(String s, Locale l)
      Set the response to this question to the value represented by a string-valued argument, given in certain locale.
      Parameters:
      s - A string containing the numeric value to be set. The number should be in the range of valid values defined for this question; if it is not, the value will be retained, but isValueValid() will return false.
      l - A locale that should be used to decode numeric value from given string parameter
      See Also:

    • isValueValid

      public boolean isValueValid()
      Description copied from class: Question
      Check if the question currently has a valid response.
      Specified by:
      isValueValid in class Question
      Returns:
      true if the question currently has a valid response, and false otherwise.

    • isValueAlwaysValid

      public boolean isValueAlwaysValid()
      Description copied from class: Question
      Check if the question always has a valid response. This may be true, for example, for a choice question with a default response.
      Specified by:
      isValueAlwaysValid in class Question
      Returns:
      true if the question always has a valid response, and false otherwise.

    • setLabelHints

      protected void setLabelHints(float start, float increment)
      Set hints for the rendering system for the values that might be labelled.
      Parameters:
      start - The lowest value to be labelled
      increment - The increment for successive labels

    • getLabelStartHint

      public float getLabelStartHint()
      Get a hint for the rendering system for the lowest value that might be labelled.
      Returns:
      The lowest value that might be labelled.

    • getLabelIncrementHint

      public float getLabelIncrementHint()
      Get a hint for the rendering system for the increment between labels.
      Returns:
      The increment between values that might be labelled.

    • clear

      public void clear()
      Clear any response to this question, resetting the value back to its initial state.
      Specified by:
      clear in class Question

    • load

      protected void load(Map<String,String> data)
      Load the value for this question from a dictionary, using the tag as the key.
      Overrides:
      load in class Question
      Parameters:
      data - The map from which to load the value for this question.

    • save

      protected void save(Map<String,String> data)
      Save the value for this question in a dictionary, using the tag as the key.
      Specified by:
      save in class Question
      Parameters:
      data - The map in which to save the value for this question.