| /* |
| * Copyright (C) 2013 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.internal.app.procstats; |
| |
| /** |
| * Sparse mapping table to store durations of processes, etc running in different |
| * states. |
| */ |
| public class DurationsTable extends SparseMappingTable.Table { |
| public DurationsTable(SparseMappingTable tableData) { |
| super(tableData); |
| } |
| |
| /** |
| * Add all of the durations from the other table into this one. |
| * Resultant durations will be the sum of what is currently in the table |
| * and the new value. |
| */ |
| public void addDurations(DurationsTable from) { |
| final int N = from.getKeyCount(); |
| for (int i=0; i<N; i++) { |
| final int key = from.getKeyAt(i); |
| this.addDuration(SparseMappingTable.getIdFromKey(key), from.getValue(key)); |
| } |
| } |
| |
| /** |
| * Add the value into the value stored for the state. |
| * |
| * Resultant duration will be the sum of what is currently in the table |
| * and the new value. |
| */ |
| public void addDuration(int state, long value) { |
| final int key = getOrAddKey((byte)state, 1); |
| setValue(key, getValue(key) + value); |
| } |
| |
| /* |
| public long getDuration(int state, long now) { |
| final int key = getKey((byte)state); |
| if (key != SparseMappingTable.INVALID_KEY) { |
| return getValue(key); |
| } else { |
| return 0; |
| } |
| } |
| */ |
| } |
| |
| |