Created the InsertQuery

src/main/java/de/gnmyt/sqltoolkit/queries/InsertQuery.java

@@ -0,0 +1,81 @@
+package de.gnmyt.sqltoolkit.queries;
+
+import de.gnmyt.sqltoolkit.querybuilder.AbstractQuery;
+import de.gnmyt.sqltoolkit.querybuilder.SQLQuery;
+import de.gnmyt.sqltoolkit.querybuilder.StatementBuilder;
+
+import java.util.HashMap;
+
+import static de.gnmyt.sqltoolkit.querybuilder.QueryParameter.TABLE_NAME;
+import static de.gnmyt.sqltoolkit.querybuilder.QueryParameter.VALUE_LIST;
+
+public class InsertQuery extends AbstractQuery {
+
+    @Override
+    public void defaults() {
+        addParameter(TABLE_NAME, "default");
+        addParameter(VALUE_LIST, new HashMap<String, Object>());
+    }
+
+    /**
+     * Builds the rows of the 'values'-list
+     *
+     * @return the rows of the 'values'-list as a string
+     */
+    public String buildRowList() {
+        StatementBuilder rowString = new StatementBuilder("(");
+
+        HashMap<String, Object> valueList = (HashMap<String, Object>) getParameter(VALUE_LIST);
+
+        for (int i = 0; i < valueList.size(); i++) {
+            if (i > 0) rowString.append(",");
+            rowString.append("`").appendDefault(valueList.keySet().toArray()[i].toString()).appendDefault("`");
+        }
+
+        return rowString.append(")").build();
+    }
+
+    /**
+     * Builds the 'values'-list
+     *
+     * @return the 'values'-list as a string
+     */
+    public String buildValueList() {
+        StatementBuilder valueString = new StatementBuilder();
+
+        HashMap<String, Object> valueList = (HashMap<String, Object>) getParameter(VALUE_LIST);
+
+        valueString.append(valueList.size() > 0 ? "VALUES (" : "");
+
+        for (int i = 0; i < valueList.size(); i++) {
+            if (i > 0) valueString.append(",");
+            valueString.append("?");
+        }
+
+        if (valueList.size() > 0) valueString.append(")");
+
+        return valueString.toString();
+    }
+
+    /**
+     * Gets the parameters
+     * @return the parameters
+     */
+    public Object[] getParameters() {
+
+        HashMap<String, Object> valueList = (HashMap<String, Object>) getParameter(VALUE_LIST);
+
+        return valueList.values().toArray();
+    }
+
+    @Override
+    public SQLQuery build() {
+        StatementBuilder builder = new StatementBuilder("INSERT INTO").append((String) getParameter(TABLE_NAME));
+
+        builder.append(buildRowList());
+
+        builder.append(buildValueList());
+
+        return new SQLQuery().setStatement(builder.build()).setParameters(getParameters());
+    }
+}