| package org.purl.wf4ever.robundle; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.awt.Desktop; |
| import java.io.OutputStream; |
| import java.net.URI; |
| import java.nio.charset.Charset; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.StandardCopyOption; |
| import java.nio.file.StandardOpenOption; |
| |
| import org.junit.Test; |
| |
| public class TestExample { |
| @Test |
| public void example() throws Exception { |
| // Create a new (temporary) RO bundle |
| Bundle bundle = Bundles.createBundle(); |
| |
| // Get the inputs |
| Path inputs = bundle.getRoot().resolve("inputs"); |
| Files.createDirectory(inputs); |
| |
| // Get an input port: |
| Path in1 = inputs.resolve("in1"); |
| |
| // Setting a string value for the input port: |
| Bundles.setStringValue(in1, "Hello"); |
| |
| // And retrieving it |
| if (Bundles.isValue(in1)) { |
| System.out.println(Bundles.getStringValue(in1)); |
| } |
| |
| // Or just use the regular Files methods: |
| for (String line : Files.readAllLines(in1, Charset.forName("UTF-8"))) { |
| System.out.println(line); |
| } |
| |
| // Binaries and large files are done through the Files API |
| try (OutputStream out = Files.newOutputStream(in1, |
| StandardOpenOption.APPEND)) { |
| out.write(32); |
| } |
| // Or Java 7 style |
| Path localFile = Files.createTempFile("", ".txt"); |
| Files.copy(in1, localFile, StandardCopyOption.REPLACE_EXISTING); |
| System.out.println("Written to: " + localFile); |
| |
| Files.copy(localFile, bundle.getRoot().resolve("out1")); |
| |
| // Representing references |
| URI ref = URI.create("http://example.com/external.txt"); |
| Path out3 = bundle.getRoot().resolve("out3"); |
| System.out.println(Bundles.setReference(out3, ref)); |
| if (Bundles.isReference(out3)) { |
| URI resolved = Bundles.getReference(out3); |
| System.out.println(resolved); |
| } |
| |
| // Saving a bundle: |
| Path zip = Files.createTempFile("bundle", ".zip"); |
| Bundles.closeAndSaveBundle(bundle, zip); |
| // NOTE: From now "bundle" and its Path's are CLOSED |
| // and can no longer be accessed |
| |
| System.out.println("Saved to " + zip); |
| |
| // Loading a bundle back from disk |
| try (Bundle bundle2 = Bundles.openBundle(zip)) { |
| assertEquals(zip, bundle2.getSource()); |
| } |
| |
| if (Desktop.isDesktopSupported()) { |
| // Open ZIP file for browsing |
| Desktop.getDesktop().open(zip.toFile()); |
| } |
| } |
| } |