fix: Watch uses same logic as build to monitor changed assembly files

Signed-off-by: Marc Nuri <marc@marcnuri.com>
eclipse-jkube · Jun 29, 2020 · 019d1c1 · 019d1c1
1 parent bad7145
commit 019d1c1
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Showing 21 changed files with 420 additions and 354 deletions.
diff --git a/...r/src/main/java/org/eclipse/jkube/kit/build/core/assembly/AssemblyConfigurationUtils.java b/...r/src/main/java/org/eclipse/jkube/kit/build/core/assembly/AssemblyConfigurationUtils.java
@@ -20,6 +20,8 @@
 import org.eclipse.jkube.kit.common.AssemblyFileSet;
 import org.eclipse.jkube.kit.common.Assembly;
 
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
@@ -35,7 +37,8 @@ class AssemblyConfigurationUtils {
 
   private AssemblyConfigurationUtils() {}
 
-  static AssemblyConfiguration getAssemblyConfigurationOrCreateDefault(BuildConfiguration buildConfiguration) {
+  @Nonnull
+  static AssemblyConfiguration getAssemblyConfigurationOrCreateDefault(@Nullable BuildConfiguration buildConfiguration) {
     final AssemblyConfiguration ac = Optional.ofNullable(buildConfiguration)
             .map(BuildConfiguration::getAssembly)
             .orElse(AssemblyConfiguration.builder().user(DEFAULT_USER).build());
@@ -53,14 +56,16 @@ static AssemblyConfiguration getAssemblyConfigurationOrCreateDefault(BuildConfig
     return builder.build();
   }
 
-  static List<AssemblyFileSet> getJKubeAssemblyFileSets(AssemblyConfiguration configuration) {
+  @Nonnull
+  static List<AssemblyFileSet> getJKubeAssemblyFileSets(@Nullable AssemblyConfiguration configuration) {
     return Optional.ofNullable(configuration)
             .map(AssemblyConfiguration::getInline)
             .map(Assembly::getFileSets)
             .orElse(Collections.emptyList());
   }
 
-  static List<String> getJKubeAssemblyFileSetsExcludes(AssemblyConfiguration assemblyConfiguration) {
+  @Nonnull
+  static List<String> getJKubeAssemblyFileSetsExcludes(@Nullable AssemblyConfiguration assemblyConfiguration) {
     return getJKubeAssemblyFileSets(assemblyConfiguration).stream()
             .filter(Objects::nonNull)
             .map(AssemblyFileSet::getExcludes)
@@ -70,6 +75,7 @@ static List<String> getJKubeAssemblyFileSetsExcludes(AssemblyConfiguration assem
             .collect(Collectors.toList());
   }
 
+  @Nonnull
   static List<AssemblyFile> getJKubeAssemblyFiles(AssemblyConfiguration configuration) {
     return Optional.ofNullable(configuration)
             .map(AssemblyConfiguration::getInline)

diff --git a/...service/docker/src/main/java/org/eclipse/jkube/kit/build/core/assembly/AssemblyFiles.java b/...service/docker/src/main/java/org/eclipse/jkube/kit/build/core/assembly/AssemblyFiles.java
@@ -13,9 +13,12 @@
  */
 package org.eclipse.jkube.kit.build.core.assembly;
 
+import org.eclipse.jkube.kit.common.AssemblyFileEntry;
+
 import java.io.File;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * Collection of assembly files which need to be monitored for checking when
@@ -26,7 +29,7 @@
 public class AssemblyFiles {
 
     private final File assemblyDirectory;
-    private List<Entry> entries = new ArrayList<>();
+    private List<AssemblyFileEntry> entries = new ArrayList<>();
 
     /**
      * Create a collection of assembly files
@@ -40,28 +43,21 @@ public AssemblyFiles(File assemblyDirectory) {
     /**
      * Add a entry to the list of assembly files which possible should be monitored
      *
-     * @param srcFile source file to monitor. The source file must exist.
-     * @param destFile the destination to which it is eventually copied. The destination file must be relative.
+     * @param assemblyFileEntry to monitor.
      */
-    public void addEntry(File srcFile, File destFile) {
-        entries.add(new Entry(srcFile, destFile));
+    public void addEntry(AssemblyFileEntry assemblyFileEntry) {
+        entries.add(assemblyFileEntry);
     }
 
     /**
      * Get the list of all updated entries i.e. all entries which have modification date
      * which is newer than the last time check. ATTENTION: As a side effect this method also
-     * updates the timestamp of entries.
+     * updates the timestamp of updated entries.
      *
      * @return list of all entries which has been updated since the last call to this method or an empty list
      */
-    public List<Entry> getUpdatedEntriesAndRefresh() {
-        List<Entry> ret = new ArrayList<>();
-        for (Entry entry : entries) {
-            if (entry.isUpdated()) {
-                ret.add(entry);
-            }
-        }
-        return ret;
+    public List<AssemblyFileEntry> getUpdatedEntriesAndRefresh() {
+        return entries.stream().filter(AssemblyFileEntry::isUpdated).collect(Collectors.toList());
     }
 
     /**
@@ -82,49 +78,4 @@ public File getAssemblyDirectory() {
         return assemblyDirectory;
     }
 
-    // ===============================================================================
-    // Inner class remembering the modification date of a source file and its destination
-
-    public static class Entry {
-
-        private long lastModified;
-        private File srcFile;
-        private File destFile;
-
-        private Entry(File srcFile, File destFile) {
-            this.srcFile = srcFile;
-            this.destFile = destFile;
-            if (!srcFile.exists()) {
-                throw new IllegalArgumentException("Source " + srcFile + " does not exist");
-            }
-            if (!destFile.exists()) {
-                throw new IllegalArgumentException("Destination " + destFile + " does not exist");
-            }
-            if (srcFile.isDirectory()) {
-                throw new IllegalArgumentException("Can only watch files, not directories: " + srcFile);
-            }
-            this.lastModified = this.srcFile.lastModified();
-        }
-
-        public File getSrcFile() {
-            return srcFile;
-        }
-
-        /**
-         * @return destination file which is absolute (and withing AssemblyFiles.assemblyDirectory)
-         */
-        public File getDestFile() {
-            return destFile;
-        }
-
-        boolean isUpdated() {
-            if (srcFile.lastModified() > lastModified) {
-                // Update last modified as a side effect
-                lastModified = srcFile.lastModified();
-                return true;
-            } else {
-                return false;
-            }
-        }
-    }
 }