org.apache.tools.ant.taskdefs.condition
Class IsSigned

java.lang.Object
  org.apache.tools.ant.ProjectComponent
      org.apache.tools.ant.types.DataType
          org.apache.tools.ant.taskdefs.condition.IsSigned

All Implemented Interfaces:

java.lang.Cloneable, Condition

public class IsSigned
extends DataType
implements Condition

Checks whether a jarfile is signed: if the name of the signature is passed, the file is checked for presence of that particular signature; otherwise the file is checked for the existence of any signature.

Field Summary

Fields inherited from class org.apache.tools.ant.types.DataType

checked, ref

Fields inherited from class org.apache.tools.ant.ProjectComponent

description, location, project

Constructor Summary

IsSigned()

Method Summary

boolean	eval() Returns true if the file exists and is signed with the signature specified, or, if name wasn't specified, if the file contains a signature.
static boolean	isSigned(java.io.File zipFile, java.lang.String name) Returns true if the file exists and is signed with the signature specified, or, if name wasn't specified, if the file contains a signature.
void	setFile(java.io.File file) The jarfile that is to be tested for the presence of a signature.
void	setName(java.lang.String name) The signature name to check jarfile for.

Methods inherited from class org.apache.tools.ant.types.DataType

checkAttributesAllowed, checkChildrenAllowed, circularReference, clone, dieOnCircularReference, dieOnCircularReference, dieOnCircularReference, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getDataTypeName, getRefid, invokeCircularReferenceCheck, isChecked, isReference, noChildrenAllowed, setChecked, setRefid, tooManyAttributes, toString

Methods inherited from class org.apache.tools.ant.ProjectComponent

getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject

Methods inherited from class java.lang.Object

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

Constructor Detail

IsSigned

public IsSigned()

Method Detail

setFile

public void setFile(java.io.File file)

The jarfile that is to be tested for the presence of a signature.

Parameters:

file - jarfile to be tested.

setName

public void setName(java.lang.String name)

The signature name to check jarfile for.

Parameters:

name - signature to look for.

isSigned

public static boolean isSigned(java.io.File zipFile,
                               java.lang.String name)
                        throws java.io.IOException

Returns true if the file exists and is signed with the signature specified, or, if name wasn't specified, if the file contains a signature.

Parameters:

zipFile - the zipfile to check

name - the signature to check (may be killed)

Returns:

true if the file is signed.

Throws:

java.io.IOException - on error

eval

public boolean eval()

Returns true if the file exists and is signed with the signature specified, or, if name wasn't specified, if the file contains a signature.

Specified by:

eval in interface Condition

Returns:

true if the file is signed.