Add PIPELINES metadata table (#109)

hoptimator-k8s/src/main/java/com/linkedin/hoptimator/k8s/K8sMetadata.java

@@ -13,14 +13,17 @@ public class K8sMetadata extends AbstractSchema {
   private final Map<String, Table> tableMap = new HashMap<>();
   private final K8sDatabaseTable databaseTable;
   private final K8sEngineTable engineTable;
+  private final K8sPipelineTable pipelineTable;
   private final K8sViewTable viewTable;
 
   public K8sMetadata(K8sContext context) {
     this.engineTable = new K8sEngineTable(context);
     this.databaseTable = new K8sDatabaseTable(context, engineTable);
+    this.pipelineTable = new K8sPipelineTable(context);
     this.viewTable = new K8sViewTable(context);
     tableMap.put("DATABASES", databaseTable);
     tableMap.put("ENGINES", engineTable);
+    tableMap.put("PIPELINES", pipelineTable);
     tableMap.put("VIEWS", viewTable);
   }
 
@@ -36,6 +39,10 @@ public K8sViewTable viewTable() {
     return viewTable;
   }
 
+  public K8sPipelineTable pipelineTable() {
+    return pipelineTable;
+  }
+
   @Override
   public Map<String, Table> getTableMap() {
     return tableMap;

hoptimator-k8s/src/main/java/com/linkedin/hoptimator/k8s/K8sPipelineTable.java

@@ -0,0 +1,42 @@
+package com.linkedin.hoptimator.k8s;
+
+import org.apache.calcite.schema.Schema;
+
+import com.linkedin.hoptimator.k8s.models.V1alpha1Pipeline;
+import com.linkedin.hoptimator.k8s.models.V1alpha1PipelineList;
+import com.linkedin.hoptimator.k8s.models.V1alpha1PipelineSpec;
+
+
+public class K8sPipelineTable extends K8sTable<V1alpha1Pipeline, V1alpha1PipelineList, K8sPipelineTable.Row> {
+
+  // CHECKSTYLE:OFF
+  public static class Row {
+    public String NAME;
+    public String STATUS;
+
+    public Row(String name, String status) {
+      this.NAME = name;
+      this.STATUS = status;
+    }
+
+    @Override
+    public String toString() {
+      return String.join("\t", NAME, STATUS);
+    }
+  }
+  // CHECKSTYLE:ON
+
+  public K8sPipelineTable(K8sContext context) {
+    super(context, K8sApiEndpoints.PIPELINES, Row.class);
+  }
+
+  @Override
+  public Row toRow(V1alpha1Pipeline obj) {
+    return new Row(obj.getMetadata().getName(), obj.getStatus().getMessage());
+  }
+
+  @Override
+  public Schema.TableType getJdbcTableType() {
+    return Schema.TableType.SYSTEM_TABLE;
+  }
+}