1 files changed, 129 insertions, 0 deletions
diff --git a/java/com/google/gerrit/acceptance/ConfigAnnotationParser.java b/java/com/google/gerrit/acceptance/ConfigAnnotationParser.java
new file mode 100644
index 0000000000..0aa56cf117
--- /dev/null
+++ b/java/com/google/gerrit/acceptance/ConfigAnnotationParser.java
@@ -0,0 +1,129 @@
+// Copyright (C) 2013 The Android Open Source Project
+//
+// 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 com.google.gerrit.acceptance;
+
+import com.google.common.base.Splitter;
+import com.google.common.base.Strings;
+import com.google.common.collect.Lists;
+import java.lang.annotation.Annotation;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+import org.eclipse.jgit.lib.Config;
+
+class ConfigAnnotationParser {
+  private static Splitter splitter = Splitter.on(".").trimResults();
+
+  static Config parse(Config base, GerritConfigs annotation) {
+    if (annotation == null) {
+      return null;
+    }
+
+    Config cfg = new Config(base);
+    for (GerritConfig c : annotation.value()) {
+      parseAnnotation(cfg, c);
+    }
+    return cfg;
+  }
+
+  static Config parse(Config base, GerritConfig annotation) {
+    Config cfg = new Config(base);
+    parseAnnotation(cfg, annotation);
+    return cfg;
+  }
+
+  static class GlobalPluginConfigToGerritConfig implements GerritConfig {
+    private final GlobalPluginConfig delegate;
+
+    GlobalPluginConfigToGerritConfig(GlobalPluginConfig delegate) {
+      this.delegate = delegate;
+    }
+
+    @Override
+    public Class<? extends Annotation> annotationType() {
+      return delegate.annotationType();
+    }
+
+    @Override
+    public String name() {
+      return delegate.name();
+    }
+
+    @Override
+    public String value() {
+      return delegate.value();
+    }
+
+    @Override
+    public String[] values() {
+      return delegate.values();
+    }
+  }
+
+  static Map<String, Config> parse(GlobalPluginConfig annotation) {
+    if (annotation == null) {
+      return null;
+    }
+    Map<String, Config> result = new HashMap<>();
+    Config cfg = new Config();
+    parseAnnotation(cfg, new GlobalPluginConfigToGerritConfig(annotation));
+    result.put(annotation.pluginName(), cfg);
+    return result;
+  }
+
+  static Map<String, Config> parse(GlobalPluginConfigs annotation) {
+    if (annotation == null || annotation.value().length < 1) {
+      return null;
+    }
+
+    HashMap<String, Config> result = new HashMap<>();
+
+    for (GlobalPluginConfig c : annotation.value()) {
+      String pluginName = c.pluginName();
+      Config config;
+      if (result.containsKey(pluginName)) {
+        config = result.get(pluginName);
+      } else {
+        config = new Config();
+        result.put(pluginName, config);
+      }
+      parseAnnotation(config, new GlobalPluginConfigToGerritConfig(c));
+    }
+
+    return result;
+  }
+
+  private static void parseAnnotation(Config cfg, GerritConfig c) {
+    ArrayList<String> l = Lists.newArrayList(splitter.split(c.name()));
+    if (l.size() == 2) {
+      if (!Strings.isNullOrEmpty(c.value())) {
+        cfg.setString(l.get(0), null, l.get(1), c.value());
+      } else {
+        String[] values = c.values();
+        cfg.setStringList(l.get(0), null, l.get(1), Arrays.asList(values));
+      }
+    } else if (l.size() == 3) {
+      if (!Strings.isNullOrEmpty(c.value())) {
+        cfg.setString(l.get(0), l.get(1), l.get(2), c.value());
+      } else {
+        cfg.setStringList(l.get(0), l.get(1), l.get(2), Arrays.asList(c.values()));
+      }
+    } else {
+      throw new IllegalArgumentException(
+          "GerritConfig.name must be of the format section.subsection.name or section.name");
+    }
+  }
+}