Adjust server for API changes

pkg/analysis_server/lib/src/domain_search.dart

+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library domain.search;
+
+import 'package:analysis_server/src/analysis_server.dart';
+import 'package:analysis_server/src/constants.dart';
+import 'package:analysis_server/src/protocol.dart';
+
+/**
+ * Instances of the class [SearchDomainHandler] implement a [RequestHandler]
+ * that handles requests in the search domain.
+ */
+class SearchDomainHandler implements RequestHandler {
+  /**
+   * The analysis server that is using this handler to process requests.
+   */
+  final AnalysisServer server;
+
+  /**
+   * Initialize a newly created handler to handle requests for the given [server].
+   */
+  SearchDomainHandler(this.server);
+
+  @override
+  Response handleRequest(Request request) {
+    try {
+      String requestName = request.method;
+      if (requestName == SEARCH_FIND_ELEMENT_REFERENCES) {
+        return findElementReferences(request);
+      } else if (requestName == SEARCH_FIND_MEMBER_DECLARATIONS) {
+        return findMemberDeclarations(request);
+      } else if (requestName == SEARCH_FIND_MEMBER_REFERENCES) {
+        return findMemberReferences(request);
+      } else if (requestName == SEARCH_FIND_TOP_LEVEL_DECLARATIONS) {
+        return findTopLevelDeclarations(request);
+      }
+    } on RequestFailure catch (exception) {
+      return exception.response;
+    }
+    return null;
+  }
+
+  Response findElementReferences(Request request) {
+    // file
+    RequestDatum fileDatum = request.getRequiredParameter(FILE);
+    String file = fileDatum.asString();
+    // offset
+    RequestDatum offsetDatum = request.getRequiredParameter(OFFSET);
+    int offset = offsetDatum.asInt();
+    // includePotential
+    RequestDatum includePotentialDatum = request.getRequiredParameter(LENGTH);
+    bool includePotential = includePotentialDatum.asBool();
+    // TODO(brianwilkerson) implement
+    return null;
+  }
+
+  Response findMemberDeclarations(Request request) {
+    // name
+    RequestDatum nameDatum = request.getRequiredParameter(FILE);
+    String name = nameDatum.asString();
+    // TODO(brianwilkerson) implement
+    return null;
+  }
+
+  Response findMemberReferences(Request request) {
+    // name
+    RequestDatum nameDatum = request.getRequiredParameter(FILE);
+    String name = nameDatum.asString();
+    // TODO(brianwilkerson) implement
+    return null;
+  }
+
+  Response findTopLevelDeclarations(Request request) {
+    // pattern
+    RequestDatum patternDatum = request.getRequiredParameter(FILE);
+    String pattern = patternDatum.asString();
+    // TODO(brianwilkerson) implement
+    return null;
+  }
+}