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/*
* Copyright (C) 2012 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.android.server.am;
import android.os.Binder;
import android.os.SystemClock;
import android.util.TimeUtils;
/**
* Represents a link between a content provider and client.
*/
public final class ContentProviderConnection extends Binder {
public final ContentProviderRecord provider;
public final ProcessRecord client;
public final long createTime;
public int stableCount;
public int unstableCount;
// The client of this connection is currently waiting for the provider to appear.
// Protected by the provider lock.
public boolean waiting;
// The provider of this connection is now dead.
public boolean dead;
// For debugging.
public int numStableIncs;
public int numUnstableIncs;
public ContentProviderConnection(ContentProviderRecord _provider, ProcessRecord _client) {
provider = _provider;
client = _client;
createTime = SystemClock.elapsedRealtime();
}
public String toString() {
StringBuilder sb = new StringBuilder(128);
sb.append("ContentProviderConnection{");
toShortString(sb);
sb.append('}');
return sb.toString();
}
public String toShortString() {
StringBuilder sb = new StringBuilder(128);
toShortString(sb);
return sb.toString();
}
public String toClientString() {
StringBuilder sb = new StringBuilder(128);
toClientString(sb);
return sb.toString();
}
public void toShortString(StringBuilder sb) {
sb.append(provider.toShortString());
sb.append("->");
toClientString(sb);
}
public void toClientString(StringBuilder sb) {
sb.append(client.toShortString());
sb.append(" s");
sb.append(stableCount);
sb.append("/");
sb.append(numStableIncs);
sb.append(" u");
sb.append(unstableCount);
sb.append("/");
sb.append(numUnstableIncs);
if (waiting) {
sb.append(" WAITING");
}
if (dead) {
sb.append(" DEAD");
}
long nowReal = SystemClock.elapsedRealtime();
sb.append(" ");
TimeUtils.formatDuration(nowReal-createTime, sb);
}
}
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