Display or set a property containing the size of a nested Resource Collection. Can also be used as a condition. Since Apache Ant 1.7
| Attribute | Description | Required | 
| property | The property to set. If omitted the results are written to the log. Ignored when processing as a condition. | No | 
| refid | A reference to a Resource Collection. | Yes, unless a nested Resource Collection is supplied | 
| count | Comparison count for processing as a condition. | Yes, in condition mode | 
| when | Comparison type: "equal", "eq", "greater", "gt", "less", "lt", "ge" (greater or equal), "ne" (not equal), "le" (less or equal) for use when operating as a condition. | No; default is "equal" | 
A single
  Resource Collection
should be specified via a nested element or the refid attribute.
<resourcecount property="count.foo"> <filelist dir="." files="foo,bar" /> </resourcecount>
Stores the number of resources in the specified filelist (two) in the property named count.foo.
<project>
  <property name="file" value="${ant.file}"/>
  <resourcecount property="file.lines">
    <tokens>
      <concat>
        <filterchain>
          <tokenfilter>
            <linetokenizer/>
          </tokenfilter>
        </filterchain>
        <fileset file="${file}"/>
      </concat>
    </tokens>
  </resourcecount>
  <echo>The file '${file}' has ${file.lines} lines.</echo>
</project>
Stores the number of lines of the current buildfile in the property file.lines. Requires Ant 1.7.1+ as <concat> has to be resource.