[Android History] Add Android history manager UI and bridge

chrome/browser/android/history/browsing_history_bridge.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/android/history/browsing_history_bridge.h"
+
+#include <jni.h>
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_string.h"
+#include "base/macros.h"
+#include "base/strings/utf_string_conversions.h"
+#include "base/time/time.h"
+#include "chrome/browser/profiles/profile_android.h"
+#include "components/url_formatter/url_formatter.h"
+#include "jni/BrowsingHistoryBridge_jni.h"
+
+const int kMaxQueryCount = 100;
+
+BrowsingHistoryBridge::BrowsingHistoryBridge(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    jobject j_profile) {
+  Profile* profile = ProfileAndroid::FromProfileAndroid(j_profile);
+  browsing_history_service_.reset(new BrowsingHistoryService(profile, this));
+  j_history_service_obj_.Reset(env, obj);
+}
+
+BrowsingHistoryBridge::~BrowsingHistoryBridge() {}
+
+void BrowsingHistoryBridge::Destroy(JNIEnv*, const JavaParamRef<jobject>&) {
+  delete this;
+}
+
+void BrowsingHistoryBridge::QueryHistory(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj,
+    const JavaParamRef<jobject>& j_result_obj,
+    jstring j_query,
+    int64_t j_query_end_time) {
+  j_query_result_obj_.Reset(env, j_result_obj);
+
+  history::QueryOptions options;
+  options.max_count = kMaxQueryCount;
+  options.end_time = base::Time::FromJavaTime(j_query_end_time);
+  options.duplicate_policy = history::QueryOptions::REMOVE_DUPLICATES_PER_DAY;
+
+  browsing_history_service_->QueryHistory(
+      base::android::ConvertJavaStringToUTF16(env, j_query), options);
+}
+
+// BrowsingHistoryServiceHandler implementation
+void BrowsingHistoryBridge::OnQueryComplete(
+    std::vector<BrowsingHistoryService::HistoryEntry>* results,
+    BrowsingHistoryService::QueryResultsInfo* query_results_info) {
+
+  JNIEnv* env = base::android::AttachCurrentThread();
+
+  for (auto it = results->begin(); it != results->end(); ++it) {
+
+    // TODO(twellington): move the domain logic to BrowsingHistoryServce so it
+    // can be shared with BrowsingHistoryHandler.
+    base::string16 domain = url_formatter::IDNToUnicode(it->url.host());
+    // When the domain is empty, use the scheme instead. This allows for a
+    // sensible treatment of e.g. file: URLs when group by domain is on.
+    if (domain.empty())
+      domain = base::UTF8ToUTF16(it->url.scheme() + ":");
+
+    Java_BrowsingHistoryBridge_createHistoryItemAndAddToList(
+        env,
+        j_query_result_obj_.obj(),
+        base::android::ConvertUTF8ToJavaString(env, it->url.spec()),
+        base::android::ConvertUTF16ToJavaString(env, domain),
+        base::android::ConvertUTF16ToJavaString(env, it->title),
+        it->time.ToJavaTime());
+  }
+
+  Java_BrowsingHistoryBridge_onQueryHistoryComplete(
+      env,
+      j_history_service_obj_.obj(),
+      j_query_result_obj_.obj());
+
+  j_query_result_obj_.Release();
+}
+
+void BrowsingHistoryBridge::OnRemoveVisitsComplete() {
+  // TODO(twellington): implement
+}
+
+void BrowsingHistoryBridge::OnRemoveVisitsFailed() {
+  // TODO(twellington): implement
+}
+
+void BrowsingHistoryBridge::HistoryDeleted() {
+  // TODO(twellington): implement
+}
+
+void BrowsingHistoryBridge::HasOtherFormsOfBrowsingHistory(
+    bool has_other_forms, bool has_synced_results) {
+  // TODO(twellington): implement
+}
+
+bool RegisterBrowsingHistoryBridge(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+static jlong Init(JNIEnv* env,
+                  const JavaParamRef<jobject>& obj,
+                  const JavaParamRef<jobject>& j_profile) {
+  BrowsingHistoryBridge* bridge =
+      new BrowsingHistoryBridge(env, obj, j_profile);
+  return reinterpret_cast<intptr_t>(bridge);
+}