added exercise 1.21-Interacting-With-The-File-System code and test im…

1.21-Interacting With The File System/build.gradle

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+/**
+Keep a 'images' directory with images of diffrent types and test the code
+*/
+
+task copyImages(type: Copy){
+
+	from 'images'
+	into 'build'
+}
+
+task copyJpegs(type: Copy){
+
+	from 'images'
+	include '*.jpg'
+	into 'build'
+}
+
+task copyPnges(type: Copy){
+
+	from 'images'
+	include '*.png'
+	into 'build'
+}
+
+task copyImageFolders(type: Copy){
+
+	from('images'){
+		include '*.jpg'
+		into 'jpeg'
+	}
+
+	from('images'){
+		include '*.png'
+		into 'png'
+	}
+
+	into 'build'
+
+}
+
+
+task zipImages(type: Zip){
+
+	baseName = 'images'
+	destinationDir = file('build')
+	from 'images'
+
+}
+
+
+
+task zipImagesFolders(type: Zip){
+
+	baseName = 'images'
+	destinationDir = file('build')
+
+	from('images') {
+		include '*.jpg'
+		into 'jpeg'
+	}
+
+	from('images'){
+		include '*.png'
+		into 'png'
+	}
+
+}
+
+task deleteBuild(type: Delete){
+
+	delete 'build'
+
+}
+
+
+task unzip(type: Copy){
+
+	dependsOn 'deleteBuild'
+
+	def zipInput = file('images.zip')
+	from zipTree(zipInput)
+	into 'build'
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+

1.21-Interacting With The File System/images/_test_directory.txt

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+Put images with *.png, *.jpeg or *.gif in this directory and run the diffrent tasks to check the code output.