How to use

getDefaultValue

method

in

org.apache.commons.jelly.impl.Attribute

public void doTag(XMLOutput output) throws JellyTagException {
  // lets find any attributes that are not set and
  for ( Iterator iter = attributes.values().iterator(); iter.hasNext(); ) {
    Attribute attribute = (Attribute) iter.next();
    String name = attribute.getName();
    if ( ! setAttributesSet.contains( name ) ) {
      if ( attribute.isRequired() ) {
        throw new MissingAttributeException(name);
      }
      // lets get the default value
      Object value = null;
      Expression expression = attribute.getDefaultValue();
      if ( expression != null ) {
        value = expression.evaluate(context);
      }
      // only set non-null values?
      if ( value != null ) {
        super.setAttribute(name, value);
      }
    }
  }
  invokeBody(output);
  // export the bean if required
  if ( var != null ) {
    context.setVariable(var, getDynaBean());
  }
}

public void doTag(XMLOutput output) throws JellyTagException {
  // lets find any attributes that are not set and
  for ( Iterator iter = attributes.values().iterator(); iter.hasNext(); ) {
    Attribute attribute = (Attribute) iter.next();
    String name = attribute.getName();
    if ( ! setAttributesSet.contains( name ) ) {
      if ( attribute.isRequired() ) {
        throw new MissingAttributeException(name);
      }
      // lets get the default value
      Object value = null;
      Expression expression = attribute.getDefaultValue();
      if ( expression != null ) {
        value = expression.evaluate(context);
      }
      // only set non-null values?
      if ( value != null ) {
        super.setAttribute(name, value);
      }
    }
  }
  invokeBody(output);
  // export the bean if required
  if ( var != null ) {
    context.setVariable(var, getDynaBean());
  }
}

public void doTag(XMLOutput output) throws JellyTagException {
  // lets find any attributes that are not set and
  for ( Iterator iter = attributes.values().iterator(); iter.hasNext(); ) {
    Attribute attribute = (Attribute) iter.next();
    String name = attribute.getName();
    if ( ! setAttributesSet.contains( name ) ) {
      if ( attribute.isRequired() ) {
        throw new MissingAttributeException(name);
      }
      // lets get the default value
      Object value = null;
      Expression expression = attribute.getDefaultValue();
      if ( expression != null ) {
        value = expression.evaluate(context);
      }
      // only set non-null values?
      if ( value != null ) {
        super.setAttribute(name, value);
      }
    }
  }
  invokeBody(output);
  // export the bean if required
  if ( var != null ) {
    context.setVariable(var, getDynaBean());
  }
}

public void doTag(XMLOutput output) throws JellyTagException {
  // lets find any attributes that are not set and
  for ( Iterator iter = attributes.values().iterator(); iter.hasNext(); ) {
    Attribute attribute = (Attribute) iter.next();
    String name = attribute.getName();
    if ( ! setAttributesSet.contains( name ) ) {
      if ( attribute.isRequired() ) {
        throw new MissingAttributeException(name);
      }
      // lets get the default value
      Object value = null;
      Expression expression = attribute.getDefaultValue();
      if ( expression != null ) {
        value = expression.evaluate(context);
      }
      // only set non-null values?
      if ( value != null ) {
        super.setAttribute(name, value);
      }
    }
  }
  invokeBody(output);
  // export the bean if required
  if ( var != null ) {
    context.setVariable(var, getDynaBean());
  }
}

Expression expression = attribute.getDefaultValue();
if ( expression != null ) {
  value = expression.evaluate(context);

Expression expression = attribute.getDefaultValue();
if ( expression != null ) {
  value = expression.evaluate(context);

Expression expression = attribute.getDefaultValue();
if ( expression != null ) {
  value = expression.evaluate(context);

Expression expression = attribute.getDefaultValue();
if ( expression != null ) {
  value = expression.evaluate(context);