com.disney.groovity.source.ClasspathGroovitySourceLocator Maven / Gradle / Ivy
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* © 2018 Disney | ABC Television Group
*
* Licensed under the Apache License, Version 2.0 (the "Apache License")
* with the following modification; you may not use this file except in
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*
* 6. Trademarks. This License does not grant permission to use the trade
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* the License and to reproduce the content of the NOTICE file.
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*
* http://www.apache.org/licenses/LICENSE-2.0
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package com.disney.groovity.source;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Scanner;
/**
* In order to load groovy scripts from the classpath, a manifest file is needed since
* java resource loading does not support crawling. The directory on the classpath where
* groovy scripts are stored must be configured in and contain a trailing slash.
*
* The manifest file should be called "groovity.mf" and should contain a newline delimited
* list of paths to groovity source files (e.g. /index.grvt, /lib/util.grvt, etc.)
*
* @author Alex Vigdor
*
*/
public class ClasspathGroovitySourceLocator extends AbstractGroovitySourceLocator {
private String directory;
public ClasspathGroovitySourceLocator(){
}
public ClasspathGroovitySourceLocator(String directory){
this.directory=directory;
}
public GroovitySource getGroovityScriptSource(String path) throws IOException {
return new ClasspathGroovitySource(path, this.getClass().getResource(directory.concat(path.substring(1))));
}
@Override
public Iterator iterator() {
ArrayList sources = new ArrayList();
InputStream manifest = this.getClass().getResourceAsStream(directory.concat("groovity.mf"));
Scanner scanner = new Scanner(manifest);
scanner.useDelimiter("[\r\n]+");
while(scanner.hasNext()){
String path = scanner.next();
try {
String rs = directory.concat(path.substring(1));
//System.out.println("Loading classpath groovy source for path "+path+" "+rs);
sources.add(new ClasspathGroovitySource(path, this.getClass().getResource(rs)));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
return sources.iterator();
}
public String getDirectory() {
return directory;
}
public void setDirectory(String directory) {
this.directory = directory;
}
}