Refactored DocumentBuilder into components.

src/main/java/io/github/swagger2markup/internal/component/TableComponent.java

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2016 Robert Winkler
+ *
+ * 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 io.github.swagger2markup.internal.component;
+
+import ch.netzwerg.paleo.DataFrame;
+import ch.netzwerg.paleo.StringColumn;
+import io.github.swagger2markup.markup.builder.MarkupDocBuilder;
+import io.github.swagger2markup.markup.builder.MarkupLanguage;
+import io.github.swagger2markup.markup.builder.MarkupTableColumn;
+import javaslang.collection.Array;
+import javaslang.collection.IndexedSeq;
+import javaslang.collection.List;
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+public class TableComponent extends MarkupComponent{
+
+    public static final String WIDTH_RATIO = "widthRatio";
+    public static final String HEADER_COLUMN = "headerColumn";
+
+    private static final Logger LOG = LoggerFactory.getLogger(TableComponent.class);
+
+    private final DataFrame dataFrame;
+    private final java.util.List<java.util.List<String>> cells;
+    private final java.util.List<MarkupTableColumn> columnSpecs;
+
+    public TableComponent(Context context, StringColumn... columns){
+        super(context);
+        this.dataFrame = DataFrame.ofAll(List.of(columns).filter(TableComponent::isNotBlank));
+
+        columnSpecs = dataFrame.getColumns().map(column -> {
+                    Integer widthRatio = Integer.valueOf(column.getMetaData().get(WIDTH_RATIO).getOrElse("0"));
+                    return new MarkupTableColumn(column.getId().getName())
+                            .withWidthRatio(widthRatio)
+                            .withHeaderColumn(Boolean.parseBoolean(column.getMetaData().get(HEADER_COLUMN).getOrElse("false")))
+                            .withMarkupSpecifiers(MarkupLanguage.ASCIIDOC, ".^" + widthRatio);
+                }
+        ).toJavaList();
+
+        IndexedSeq<IndexedSeq<String>> columnValues = dataFrame.getColumns()
+                .map(column -> ((StringColumn) column).getValues());
+
+        cells = Array.range(0, getRowCount())
+                .map(rowNumber -> columnValues.map(values -> values.get(rowNumber)).toJavaList()).toJavaList();
+    }
+
+    public static boolean isNotBlank(StringColumn column) {
+        return !column.getValues().filter(StringUtils::isNotBlank).isEmpty();
+    }
+
+    int getColumnCount() {
+        return dataFrame.getColumnCount();
+    }
+
+    int getRowCount() {
+        return dataFrame.getRowCount();
+    }
+
+    @Override
+    public MarkupDocBuilder render() {
+        return markupDocBuilder.tableWithColumnSpecs(columnSpecs, cells);
+    }
+}