peysal

import groovy.io.FileType

class FileInfo {
    def path
    def parentFolder
    def name
    def sizeBytes
    def sizeKb

    FileInfo(File file) {

peysal

package main.groovy.fp

def isHeader = true
def columns = []
def records1stFile = []

println "1st file ACCOUNT-after.csv"
new File("ACCOUNT-after.csv").eachLine { line ->
    if (isHeader) {
        columns = line.split(",")

peysal

package main.groovy

Calendar calendar = Calendar.instance
calendar.set(2011, 2, 26)
println calendar.time

calendar.set(2012, 0, 1, 13,13,59)
println calendar.time

peysal

def myCodeBlock1 = {println it; it}    //closure with 1 parameter
myCodeBlock1("test")
assert myCodeBlock1("test") == "test"

def myCodeBlock2 = {a,b -> a+b}
assert myCodeBlock2(1,2) == 3

def list = ['a','b','c','d']
def newList = []
def clos = { it.toUpperCase() }    //accept 1 argument

peysal

def myRange = 1..3
assert myRange.size() == 3
(1..3).each{it -> println it}    //iterate range
myRange.each{println it}

assert myRange.from == 1
assert myRange.to == 3
assert myRange.contains(2)

assert myRange.reverse() == [3,2,1]

peysal

def emptyMap = [:]
assert emptyMap.size() == 0
def notEmptyMap = ["person1":"john", "person2":"mus"]
assert notEmptyMap.size() == 2

notEmptyMap.put "person3","test"    //adding to existing one
assert notEmptyMap.size() == 3
notEmptyMap["person4"] = "beth"
assert notEmptyMap.size() == 4

peysal

def teamMembers1 = ["p1", "p2", "p3"]    //by default arrayList
teamMembers1 << "p4"
assert teamMembers1.size() == 4

teamMembers2 = ["b1", "b2"] as Set    //setting the type
teamMembers2 << "b1"
assert teamMembers2.size() == 2

emptyList = []    //empty list
assert emptyList.size() == 0

peysal

class Person {
  def name
  def spouse
  def age
}

candidate1 = new Person(name:"bill", spouse: new Person(name:"lengloy"))
candidate1.spouse.spouse = candidate1 
assert candidate1.spouse.spouse != null

peysal

class Person {
    def name    //duck typing
    def age
    
    def getName() {    //override default getter
        "will not be printed"
        "my name is ${name}"    //return is optional, last statement is taken
    }
}
person = new Person(name:"goku")

peysal

def list = []
assert list.isEmpty()
list.add("ayam")
list.add "babun"    //optional parentheses, except if it doesnt have any argument
list << "cicak"    //operator overloading
assert list.size == 3
println list
 
def tambah = list.&add    //method pointer in action
tambah "dugong"