Andrey Hihlovskiy akhikhl
akhikhl
/ jdom2_transform.groovy
Last active
July 17, 2021 08:16
XML transformation with Groovy, JDOM2 and XPath
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| /* | |
| * Copyright 2013 (c) Andrey Hihlovskiy | |
| * License: MIT (http://opensource.org/licenses/MIT) | |
| */ | |
| @Grab('org.jdom:jdom2:2.0.5') | |
| @Grab('jaxen:jaxen:1.1.4') | |
| @GrabExclude('jdom:jdom') | |
| import org.jdom2.* |
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| buildscript { | |
| ext { | |
| springBootVersion = '1.1.0.RELEASE' | |
| } | |
| repositories { | |
| mavenLocal() | |
| jcenter() | |
| } |
akhikhl
/ sources_javadoc.gradle
Created
June 20, 2013 16:14
gradle snippet: sources and javadoc jars for every subproject
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| /* Add this to the parent "build.gradle" to enable xyz-sources.jar and xyz-javadoc.jar generation | |
| * for every java and groovy subproject of the given parent project. | |
| * The script tolerates non-java subprojects. | |
| */ | |
| subprojects { | |
| afterEvaluate { | |
| if(tasks.findByName("classes")) { | |
| task sourcesJar(type: Jar, dependsOn: classes) { | |
| classifier = 'sources' |
akhikhl
/ physical_ball_2d_graphics.groovy
Created
December 31, 2013 16:53
2d graphics simulation of a ball in gravity field. Energy conservation law is respected.
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| import javax.swing.*; | |
| import java.awt.Color; | |
| import java.awt.event.*; | |
| import java.awt.geom.*; | |
| import java.awt.Graphics; | |
| import java.awt.Graphics2D; | |
| import java.awt.Rectangle; | |
| public class Ball extends JComponent { |
akhikhl
/ jetty.groovy
Created
October 28, 2013 10:18
groovy script for starting jetty server against the specified folder
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| @Grab('javax.servlet:javax.servlet-api:3.0.1') | |
| @Grab(group='org.eclipse.jetty', module='jetty-webapp', version='8.1.8.v20121106') | |
| @Grab(group='org.eclipse.jetty', module='jetty-server', version='8.1.8.v20121106', transitive=false) | |
| @Grab(group='org.eclipse.jetty', module='jetty-servlet', version='8.1.8.v20121106', transitive=false) | |
| @GrabExclude('org.eclipse.jetty.orbit:javax.servlet') | |
| import org.eclipse.jetty.server.Server | |
| import org.eclipse.jetty.servlet.* | |
| import groovy.servlet.* |
akhikhl
/ sort_map_by_values.java
Created
January 4, 2014 18:13
Sorting map by values. Tested in Processing IDE (www.processing.org).
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| import java.util.Comparator; | |
| import java.util.Map; | |
| import java.util.LinkedHashMap; | |
| import java.util.List; | |
| class FloatEntryComparator implements Comparator<Map.Entry> { | |
| public int compare(Map.Entry e1, Map.Entry e2) { | |
| return ((Float)e2.getValue()).intValue() - ((Float)e1.getValue()).intValue(); | |
| } | |
| } |
akhikhl
/ sort_map_by_values.groovy
Created
December 27, 2013 22:39
Sorting hashmap float -> float by values
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| import java.util.Map; | |
| rand = new Random(); | |
| float random(float minX, float maxX) { | |
| rand.nextFloat() * (maxX - minX) + minX | |
| } | |
| // Note the HashMap's "key" is a String and "value" is an Integer | |
| HashMap<Float,Float> hm = new HashMap<Float,Float>(); |
akhikhl
/ xslt_text_attr.groovy
Created
December 27, 2013 12:06
XSLT transformation b -> bold, i -> italic, text -> normal
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| import javax.xml.transform.TransformerFactory | |
| import javax.xml.transform.stream.StreamResult | |
| import javax.xml.transform.stream.StreamSource | |
| def input = '''<?xml version="1.0"?> | |
| <p>This is <b>bold text</b>, <i>italic text</i> and normal text</p> | |
| ''' | |
| def xslt = '''<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> | |
| <xsl:output method="xml" indent="yes" encoding="UTF-8"/> |
akhikhl
/ GroovySwitchAndClosures.groovy
Created
September 4, 2013 10:32
switch statement and closure comprehension
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| def isGreaterThan(a, b) { a > b } | |
| def isGreaterThan(b) { | |
| return { a -> isGreaterThan(a, b) } | |
| } | |
| def isLessThan(a, b) { a < b } | |
| def isLessThan(b) { | |
| return { a -> isLessThan(a, b) } |
akhikhl
/ ParseRtf.groovy
Created
July 14, 2013 07:48
A happier, groovier way to parse RTF: apache_tika + XmlSlurper
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| package org.akhikhl.test | |
| import org.apache.tika.metadata.Metadata | |
| import org.apache.tika.parser.rtf.RTFParser | |
| class ParseRtf { | |
| def parse(String rtfText) { | |
| // not validating, not ns-aware | |
| XmlSlurper slurper = new XmlSlurper(false, false) |
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