Storage module rewrite

src/main/java/eu/heronnet/model/BinaryDataNode.java

@@ -0,0 +1,26 @@
+package eu.heronnet.model;
+
+import eu.heronnet.module.storage.util.HexUtil;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public class BinaryDataNode extends Node {
+
+    private final byte[] data;
+
+    public BinaryDataNode(byte[] nodeId, byte[] data) {
+        super(nodeId, NodeType.BINARY);
+        this.data = data;
+    }
+
+    @Override
+    public byte[] getData() {
+        return data;
+    }
+
+    @Override
+    public String toString() {
+        return HexUtil.bytesToHex(nodeId);
+    }
+}

src/main/java/eu/heronnet/model/Bundle.java

@@ -0,0 +1,36 @@
+package eu.heronnet.model;
+
+import javax.swing.plaf.nimbus.State;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public class Bundle {
+
+    private final IdentifierNode subject;
+
+    private final HashSet<Statement> statements = new HashSet<>();
+
+    public Bundle(IdentifierNode subject) {
+        this.subject = subject;
+    }
+
+    public Bundle(IdentifierNode subject, Set<Statement> statements) {
+        this.subject = subject;
+        statements.addAll(statements);
+    }
+
+    public void add(Statement statement) {
+        statements.add(statement);
+    }
+
+    public IdentifierNode getSubject() {
+        return subject;
+    }
+
+    public Set<Statement> getStatements() {
+        return new HashSet(statements);
+    }
+}

src/main/java/eu/heronnet/model/DateNode.java

@@ -0,0 +1,26 @@
+package eu.heronnet.model;
+
+import java.util.Date;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public class DateNode extends Node<Date> {
+
+    private final Date date;
+
+    public DateNode(byte[] nodeId, Date date) {
+        super(nodeId, NodeType.DATE);
+        this.date = date;
+    }
+
+    @Override
+    public Date getData() {
+        return new Date(date.getTime());
+    }
+
+    @Override
+    public String toString() {
+        return date.toString();
+    }
+}

src/main/java/eu/heronnet/model/IdentifierNode.java

@@ -0,0 +1,24 @@
+package eu.heronnet.model;
+
+import eu.heronnet.module.storage.util.HexUtil;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public class IdentifierNode extends Node {
+
+    public IdentifierNode(byte[] nodeId) {
+        super(nodeId, NodeType.IDENTIFIER);
+    }
+
+    @Override
+    public Object getData() {
+        return nodeId;
+    }
+
+    @Override
+    public String toString() {
+        return HexUtil.bytesToHex(nodeId);
+    }
+
+}

src/main/java/eu/heronnet/model/Node.java

@@ -0,0 +1,28 @@
+package eu.heronnet.model;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public abstract class Node<T> {
+
+    final byte[] nodeId;
+    final NodeType nodeType;
+
+    public Node(byte[] nodeId, NodeType nodeType) {
+        this.nodeId = nodeId;
+        this.nodeType = nodeType;
+    }
+
+    public byte[] getNodeId() {
+        return nodeId;
+    }
+
+    public NodeType getNodeType() {
+        return nodeType;
+    }
+
+    public abstract T getData();
+
+    public abstract String toString();
+
+}

src/main/java/eu/heronnet/model/NodeType.java

@@ -0,0 +1,8 @@
+package eu.heronnet.model;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public enum NodeType {
+    IDENTIFIER, BINARY, STRING, DATE;
+}

src/main/java/eu/heronnet/model/Statement.java

@@ -0,0 +1,24 @@
+package eu.heronnet.model;
+
+/**
+ * Created by edo on 07/08/15.
+ */
+public class Statement {
+
+    private final StringNode predicate;
+
+    private final Node object;
+
+    public Statement(StringNode predicate, Node object) {
+        this.predicate = predicate;
+        this.object = object;
+    }
+
+    public StringNode getPredicate() {
+        return predicate;
+    }
+
+    public Node getObject() {
+        return object;
+    }
+}