/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.am;
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import android.content.Context;
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import android.content.Intent;
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import android.os.IBinder;
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import android.util.ArrayMap;
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import android.util.ArraySet;
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import android.util.proto.ProtoOutputStream;
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import java.io.PrintWriter;
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/**
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* A particular Intent that has been bound to a Service.
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*/
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final class IntentBindRecord {
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/** The running service. */
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final ServiceRecord service;
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/** The intent that is bound.*/
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final Intent.FilterComparison intent; //
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/** All apps that have bound to this Intent. */
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final ArrayMap<ProcessRecord, AppBindRecord> apps
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= new ArrayMap<ProcessRecord, AppBindRecord>();
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/** Binder published from service. */
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IBinder binder;
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/** Set when we have initiated a request for this binder. */
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boolean requested;
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/** Set when we have received the requested binder. */
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boolean received;
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/** Set when we still need to tell the service all clients are unbound. */
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boolean hasBound;
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/** Set when the service's onUnbind() has asked to be told about new clients. */
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boolean doRebind;
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String stringName; // caching of toString
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void dump(PrintWriter pw, String prefix) {
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pw.print(prefix); pw.print("service="); pw.println(service);
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dumpInService(pw, prefix);
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}
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void dumpInService(PrintWriter pw, String prefix) {
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pw.print(prefix); pw.print("intent={");
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pw.print(intent.getIntent().toShortString(false, true, false, false));
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pw.println('}');
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pw.print(prefix); pw.print("binder="); pw.println(binder);
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pw.print(prefix); pw.print("requested="); pw.print(requested);
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pw.print(" received="); pw.print(received);
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pw.print(" hasBound="); pw.print(hasBound);
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pw.print(" doRebind="); pw.println(doRebind);
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for (int i=0; i<apps.size(); i++) {
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AppBindRecord a = apps.valueAt(i);
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pw.print(prefix); pw.print("* Client AppBindRecord{");
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pw.print(Integer.toHexString(System.identityHashCode(a)));
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pw.print(' '); pw.print(a.client); pw.println('}');
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a.dumpInIntentBind(pw, prefix + " ");
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}
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}
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IntentBindRecord(ServiceRecord _service, Intent.FilterComparison _intent) {
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service = _service;
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intent = _intent;
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}
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int collectFlags() {
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int flags = 0;
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for (int i=apps.size()-1; i>=0; i--) {
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final ArraySet<ConnectionRecord> connections = apps.valueAt(i).connections;
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for (int j=connections.size()-1; j>=0; j--) {
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flags |= connections.valueAt(j).flags;
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}
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}
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return flags;
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}
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public String toString() {
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if (stringName != null) {
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return stringName;
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}
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StringBuilder sb = new StringBuilder(128);
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sb.append("IntentBindRecord{");
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sb.append(Integer.toHexString(System.identityHashCode(this)));
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sb.append(' ');
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if ((collectFlags()&Context.BIND_AUTO_CREATE) != 0) {
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sb.append("CR ");
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}
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sb.append(service.shortInstanceName);
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sb.append(':');
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if (intent != null) {
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intent.getIntent().toShortString(sb, false, false, false, false);
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}
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sb.append('}');
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return stringName = sb.toString();
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}
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public void writeToProto(ProtoOutputStream proto, long fieldId) {
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long token = proto.start(fieldId);
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if (intent != null) {
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intent.getIntent().writeToProto(proto,
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IntentBindRecordProto.INTENT, false, true, false, false);
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}
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if (binder != null) {
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proto.write(IntentBindRecordProto.BINDER, binder.toString());
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}
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proto.write(IntentBindRecordProto.AUTO_CREATE,
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(collectFlags()&Context.BIND_AUTO_CREATE) != 0);
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proto.write(IntentBindRecordProto.REQUESTED, requested);
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proto.write(IntentBindRecordProto.RECEIVED, received);
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proto.write(IntentBindRecordProto.HAS_BOUND, hasBound);
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proto.write(IntentBindRecordProto.DO_REBIND, doRebind);
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final int N = apps.size();
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for (int i=0; i<N; i++) {
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AppBindRecord a = apps.valueAt(i);
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if (a != null) {
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a.writeToProto(proto, IntentBindRecordProto.APPS);
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}
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}
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proto.end(token);
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}
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}
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