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---
layout: default
class: Analyzer
title: sha1 ';' RESOURCE
summary: The SHA-1 digest of an existing resource in the JAR
---
/**
* SHA1 macro
*/
static String _sha1Help = "${sha1;path}";
public String _sha1(String args[]) throws Exception {
Macro.verifyCommand(args, _sha1Help, new Pattern[] {
null, null, Pattern.compile("base64|hex")
}, 2, 3);
Digester<SHA1> digester = SHA1.getDigester();
Resource r = dot.getResource(args[1]);
if (r == null)
throw new FileNotFoundException("From sha1, not found " + args[1]);
IO.copy(r.openInputStream(), digester);
return Base64.encodeBase64(digester.digest().digest());
}
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