resolved conflicts for merge of 2433c443 to honeycomb-plus-aosp
Change-Id: I3385f57e5761679e6700bcbe3c41deb3ecd43ba1
diff --git a/core/java/android/app/ApplicationPackageManager.java b/core/java/android/app/ApplicationPackageManager.java
index 50e56c7..5926929 100644
--- a/core/java/android/app/ApplicationPackageManager.java
+++ b/core/java/android/app/ApplicationPackageManager.java
@@ -35,6 +35,7 @@
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.PackageManager;
+import android.content.pm.ParceledListSlice;
import android.content.pm.PermissionGroupInfo;
import android.content.pm.PermissionInfo;
import android.content.pm.ProviderInfo;
@@ -44,6 +45,7 @@
import android.content.res.XmlResourceParser;
import android.graphics.drawable.Drawable;
import android.net.Uri;
+import android.os.Parcel;
import android.os.Process;
import android.os.RemoteException;
import android.util.Log;
@@ -378,19 +380,41 @@
throw new NameNotFoundException("No shared userid for user:"+sharedUserName);
}
+ @SuppressWarnings("unchecked")
@Override
public List<PackageInfo> getInstalledPackages(int flags) {
try {
- return mPM.getInstalledPackages(flags);
+ final List<PackageInfo> packageInfos = new ArrayList<PackageInfo>();
+ PackageInfo lastItem = null;
+ ParceledListSlice<PackageInfo> slice;
+
+ do {
+ final String lastKey = lastItem != null ? lastItem.packageName : null;
+ slice = mPM.getInstalledPackages(flags, lastKey);
+ lastItem = slice.populateList(packageInfos, PackageInfo.CREATOR);
+ } while (!slice.isLastSlice());
+
+ return packageInfos;
} catch (RemoteException e) {
throw new RuntimeException("Package manager has died", e);
}
}
+ @SuppressWarnings("unchecked")
@Override
public List<ApplicationInfo> getInstalledApplications(int flags) {
try {
- return mPM.getInstalledApplications(flags);
+ final List<ApplicationInfo> applicationInfos = new ArrayList<ApplicationInfo>();
+ ApplicationInfo lastItem = null;
+ ParceledListSlice<ApplicationInfo> slice;
+
+ do {
+ final String lastKey = lastItem != null ? lastItem.packageName : null;
+ slice = mPM.getInstalledApplications(flags, lastKey);
+ lastItem = slice.populateList(applicationInfos, ApplicationInfo.CREATOR);
+ } while (!slice.isLastSlice());
+
+ return applicationInfos;
} catch (RemoteException e) {
throw new RuntimeException("Package manager has died", e);
}
diff --git a/core/java/android/content/pm/IPackageManager.aidl b/core/java/android/content/pm/IPackageManager.aidl
index fbf8f92..20b1b50 100644
--- a/core/java/android/content/pm/IPackageManager.aidl
+++ b/core/java/android/content/pm/IPackageManager.aidl
@@ -30,6 +30,7 @@
import android.content.pm.IPackageStatsObserver;
import android.content.pm.InstrumentationInfo;
import android.content.pm.PackageInfo;
+import android.content.pm.ParceledListSlice;
import android.content.pm.ProviderInfo;
import android.content.pm.PermissionGroupInfo;
import android.content.pm.PermissionInfo;
@@ -109,9 +110,21 @@
List<ResolveInfo> queryIntentServices(in Intent intent,
String resolvedType, int flags);
- List<PackageInfo> getInstalledPackages(int flags);
+ /**
+ * This implements getInstalledPackages via a "last returned row"
+ * mechanism that is not exposed in the API. This is to get around the IPC
+ * limit that kicks in when flags are included that bloat up the data
+ * returned.
+ */
+ ParceledListSlice getInstalledPackages(int flags, in String lastRead);
- List<ApplicationInfo> getInstalledApplications(int flags);
+ /**
+ * This implements getInstalledApplications via a "last returned row"
+ * mechanism that is not exposed in the API. This is to get around the IPC
+ * limit that kicks in when flags are included that bloat up the data
+ * returned.
+ */
+ ParceledListSlice getInstalledApplications(int flags, in String lastRead);
/**
* Retrieve all applications that are marked as persistent.
diff --git a/core/java/android/content/pm/ParceledListSlice.aidl b/core/java/android/content/pm/ParceledListSlice.aidl
new file mode 100755
index 0000000..c02cc6a
--- /dev/null
+++ b/core/java/android/content/pm/ParceledListSlice.aidl
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2011, 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 android.content.pm;
+
+parcelable ParceledListSlice;
diff --git a/core/java/android/content/pm/ParceledListSlice.java b/core/java/android/content/pm/ParceledListSlice.java
new file mode 100644
index 0000000..f3a98db4
--- /dev/null
+++ b/core/java/android/content/pm/ParceledListSlice.java
@@ -0,0 +1,170 @@
+/*
+ * Copyright (C) 2011 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 android.content.pm;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.List;
+
+/**
+ * Builds up a parcel that is discarded when written to another parcel or
+ * written to a list. This is useful for API that sends huge lists across a
+ * Binder that may be larger than the IPC limit.
+ *
+ * @hide
+ */
+public class ParceledListSlice<T extends Parcelable> implements Parcelable {
+ /*
+ * TODO get this number from somewhere else. For now set it to a quarter of
+ * the 1MB limit.
+ */
+ private static final int MAX_IPC_SIZE = 256 * 1024;
+
+ private Parcel mParcel;
+
+ private int mNumItems;
+
+ private boolean mIsLastSlice;
+
+ public ParceledListSlice() {
+ mParcel = Parcel.obtain();
+ }
+
+ private ParceledListSlice(Parcel p, int numItems, boolean lastSlice) {
+ mParcel = p;
+ mNumItems = numItems;
+ mIsLastSlice = lastSlice;
+ }
+
+ @Override
+ public int describeContents() {
+ return 0;
+ }
+
+ /**
+ * Write this to another Parcel. Note that this discards the internal Parcel
+ * and should not be used anymore. This is so we can pass this to a Binder
+ * where we won't have a chance to call recycle on this.
+ */
+ @Override
+ public void writeToParcel(Parcel dest, int flags) {
+ dest.writeInt(mNumItems);
+ dest.writeInt(mIsLastSlice ? 1 : 0);
+
+ if (mNumItems > 0) {
+ final int parcelSize = mParcel.dataSize();
+ dest.writeInt(parcelSize);
+ dest.appendFrom(mParcel, 0, parcelSize);
+ }
+
+ mNumItems = 0;
+ mParcel.recycle();
+ mParcel = null;
+ }
+
+ /**
+ * Appends a parcel to this list slice.
+ *
+ * @param item Parcelable item to append to this list slice
+ * @return true when the list slice is full and should not be appended to
+ * anymore
+ */
+ public boolean append(T item) {
+ if (mParcel == null) {
+ throw new IllegalStateException("ParceledListSlice has already been recycled");
+ }
+
+ item.writeToParcel(mParcel, PARCELABLE_WRITE_RETURN_VALUE);
+ mNumItems++;
+
+ return mParcel.dataSize() > MAX_IPC_SIZE;
+ }
+
+ /**
+ * Populates a list and discards the internal state of the
+ * ParceledListSlice in the process. The instance should
+ * not be used anymore.
+ *
+ * @param list list to insert items from this slice.
+ * @param creator creator that knows how to unparcel the
+ * target object type.
+ * @return the last item inserted into the list or null if none.
+ */
+ public T populateList(List<T> list, Creator<T> creator) {
+ mParcel.setDataPosition(0);
+
+ T item = null;
+ for (int i = 0; i < mNumItems; i++) {
+ item = creator.createFromParcel(mParcel);
+ list.add(item);
+ }
+
+ mParcel.recycle();
+ mParcel = null;
+
+ return item;
+ }
+
+ /**
+ * Sets whether this is the last list slice in the series.
+ *
+ * @param lastSlice
+ */
+ public void setLastSlice(boolean lastSlice) {
+ mIsLastSlice = lastSlice;
+ }
+
+ /**
+ * Returns whether this is the last slice in a series of slices.
+ *
+ * @return true if this is the last slice in the series.
+ */
+ public boolean isLastSlice() {
+ return mIsLastSlice;
+ }
+
+ @SuppressWarnings("unchecked")
+ public static final Parcelable.Creator<ParceledListSlice> CREATOR =
+ new Parcelable.Creator<ParceledListSlice>() {
+ public ParceledListSlice createFromParcel(Parcel in) {
+ final int numItems = in.readInt();
+ final boolean lastSlice = in.readInt() == 1;
+
+ if (numItems > 0) {
+ final int parcelSize = in.readInt();
+
+ // Advance within this Parcel
+ int offset = in.dataPosition();
+ in.setDataPosition(offset + parcelSize);
+
+ Parcel p = Parcel.obtain();
+ p.setDataPosition(0);
+ p.appendFrom(in, offset, parcelSize);
+ p.setDataPosition(0);
+
+ return new ParceledListSlice(p, numItems, lastSlice);
+ } else {
+ return new ParceledListSlice();
+ }
+ }
+
+ public ParceledListSlice[] newArray(int size) {
+ return new ParceledListSlice[size];
+ }
+ };
+}