(#106) Implementing Folder and fixing Writable ifaces artifacts

src/main/java/org/fusionsoft/database/folder/FolderOfScalar.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2018-2021 FusionSoft
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied.
+ *
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ */
+package org.fusionsoft.database.folder;
+
+import java.nio.file.Path;
+import org.cactoos.Scalar;
+import org.cactoos.scalar.Unchecked;
+import org.fusionsoft.database.Folder;
+
+public class FolderOfScalar implements Folder {
+
+    private final Scalar<Path> scalar;
+
+    public FolderOfScalar(final Scalar<Path> scalar) {
+        this.scalar = scalar;
+    }
+
+    @Override
+    public Path path() {
+        return new Unchecked<>(this.scalar).value();
+    }
+
+}

src/main/java/org/fusionsoft/database/writable/CombinedWritable.java → src/main/java/org/fusionsoft/database/writable/JoinedWritable.java

@@ -23,7 +23,7 @@
  * The {@link Writable} that represents an iterable of writeables.
  * @since 0.1
  */
-public class CombinedWritable implements Writable {
+public class JoinedWritable implements Writable {
 
     /**
      * The Iterable of Writable encapsulated.
@@ -34,7 +34,7 @@ public class CombinedWritable implements Writable {
      * Instantiates a new Combined writable.
      * @param writeable The Iterable of Writable to be encapsulated.
      */
-    public CombinedWritable(final Iterable<Writable> writeable) {
+    public JoinedWritable(final Iterable<Writable> writeable) {
         this.writables = writeable;
     }
 

src/main/java/org/fusionsoft/database/writable/SnapshotWritable.java

@@ -30,7 +30,7 @@
  * @since 0.1
  * @checkstyle ClassDataAbstractionCouplingCheck (100 lines)
  */
-public class SnapshotWritable extends CombinedWritable {
+public class SnapshotWritable extends JoinedWritable {
 
     /**
      * Instantiates a new Snapshot create procedure.

src/main/java/org/fusionsoft/database/writable/WritableYamlDocument.java

@@ -15,14 +15,17 @@
  */
 package org.fusionsoft.database.writable;
 
+import com.amihaiemil.eoyaml.Yaml;
 import com.amihaiemil.eoyaml.YamlNode;
 import org.cactoos.Scalar;
 import org.cactoos.Text;
+import org.cactoos.io.WriterTo;
 import org.cactoos.scalar.ScalarOf;
+import org.cactoos.scalar.Unchecked;
+import org.cactoos.text.UncheckedText;
 import org.fusionsoft.database.Folder;
 import org.fusionsoft.database.SimpleYamlRepresentative;
 import org.fusionsoft.database.Writable;
-import org.fusionsoft.database.WriteTo;
 import org.fusionsoft.database.YamlRepresentative;
 
 /**
@@ -80,7 +83,18 @@ public WritableYamlDocument(
 
     @Override
     public final void writeTo(final Folder folder) {
-        new WriteTo(this.yaml, folder, this.name).run();
+        new Unchecked<>(
+            () -> {
+                Yaml.createYamlPrinter(
+                    new WriterTo(
+                        folder.path().resolve(
+                            new UncheckedText(this.name).asString()
+                        )
+                    )
+                ).print(this.yaml.asYaml());
+                return true;
+            }
+        ).value();
     }
 
 }

src/main/java/org/fusionsoft/lib/yaml/FileExtension.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2018-2021 FusionSoft
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied.
+ *
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ */
+package org.fusionsoft.lib.yaml;
+
+import org.cactoos.Text;
+
+public class FileExtension implements Text {
+
+    @Override
+    public String asString() {
+        return "yaml";
+    }
+
+}