1 files changed, 63 insertions, 0 deletions
diff --git a/tests/plugins/server-plugin/src/main/java/ce/CePauseStep.java b/tests/plugins/server-plugin/src/main/java/ce/CePauseStep.java
new file mode 100644
index 00000000000..8214ac56d31
--- /dev/null
+++ b/tests/plugins/server-plugin/src/main/java/ce/CePauseStep.java
@@ -0,0 +1,63 @@
+/*
+ * SonarQube
+ * Copyright (C) 2009-2017 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package ce;
+
+import java.io.File;
+import org.sonar.api.ce.measure.Component;
+import org.sonar.api.ce.measure.MeasureComputer;
+import org.sonar.api.utils.log.Logger;
+import org.sonar.api.utils.log.Loggers;
+
+public class CePauseStep implements MeasureComputer {
+
+  private static final Logger LOGGER = Loggers.get(CePauseStep.class);
+
+  @Override
+  public MeasureComputerDefinition define(MeasureComputerDefinitionContext defContext) {
+    return defContext.newDefinitionBuilder()
+      .setInputMetrics("ncloc")
+      .setOutputMetrics(PauseMetric.KEY)
+      .build();
+  }
+
+  @Override
+  public void compute(MeasureComputerContext context) {
+    if (context.getComponent().getType() == Component.Type.PROJECT) {
+      String path = context.getSettings().getString("sonar.ce.pauseTask.path");
+      if (path != null) {
+        waitForFileToBeDeleted(path);
+      }
+    }
+  }
+
+  private static void waitForFileToBeDeleted(String path) {
+    LOGGER.info("CE analysis is paused. Waiting for file to be deleted: " + path);
+    File file = new File(path);
+    try {
+      while (file.exists()) {
+        Thread.sleep(500L);
+      }
+      LOGGER.info("CE analysis is resumed");
+    } catch (InterruptedException e) {
+      Thread.currentThread().interrupt();
+      throw new IllegalStateException("CE analysis has been interrupted");
+    }
+  }
+}