Apache Ant Length Task

This tasks is used to set length property of any string or file. It can also be used for display property value or as a condition.

It has various attributes which are given below.

Apache Ant Length Task Attributes

Attribute	Description	Required
		Task	Condition
property	It is used to set length.	No	Ignored
mode	It is used with file length mode.	No	Ignored
file	Single file whose length to report.	One of these, or one or more nested filesets.
resource	Single resource whose length to report.
string	The string whose length to report.
trim	Trim while working on string	No
length	Comparison length.	Ignored	Yes
when	Comparison type: equal, eq, greater etc.	Ignored	No

Lets see some example in which we are setting length of string and file too.

Apache Ant Length Task Example

Storing String Length:

<project name="java-ant project" default="run">	
	<target name="run">
		<length string="Hello Javatpoint" property="length.foo"/>
		<echo message="length is: ${length.foo}"></echo>
	</target>
</project>

Storing File Length:

<project name="java-ant project" default="run">	
	<target name="run">
		<length file="abc" property="length.abc"/>
	</target>
</project>

Storing file path and their length into length property.

<project name="java-ant project" default="run">	
	<target name="run">
		<length property="length" mode="each">
    		<fileset dir="." includes="abc,xyz"/>
		</length>
	</target>
</project>

Next TopicApache Ant LoadFile Task

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