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/*
* Copyright (C) 2015 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.loganalysis.item;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
/**
* An {@link IItem} used to store information related to interrupts
*/
public class InterruptItem implements IItem {
/** Constant for JSON output */
public static final String INTERRUPTS = "INTERRUPT_INFO";
private Collection<InterruptInfoItem> mInterrupts = new LinkedList<InterruptInfoItem>();
/**
* Enum for describing the type of interrupt
*/
public enum InterruptCategory {
WIFI_INTERRUPT,
MODEM_INTERRUPT,
ALARM_INTERRUPT,
ADSP_INTERRUPT,
UNKNOWN_INTERRUPT,
}
public static class InterruptInfoItem extends GenericItem {
/** Constant for JSON output */
public static final String NAME = "NAME";
/** Constant for JSON output */
public static final String CATEGORY = "CATEGORY";
/** Constant for JSON output */
public static final String INTERRUPT_COUNT = "INTERRUPT_COUNT";
private static final Set<String> ATTRIBUTES = new HashSet<String>(Arrays.asList(
NAME, INTERRUPT_COUNT, CATEGORY));
/**
* The constructor for {@link InterruptItem}
*
* @param name The name of the wake lock
* @param interruptCount The number of times the interrupt woke up the AP
* @param category The {@link InterruptCategory} of the interrupt
*/
public InterruptInfoItem(String name, int interruptCount,
InterruptCategory category) {
super(ATTRIBUTES);
setAttribute(NAME, name);
setAttribute(INTERRUPT_COUNT, interruptCount);
setAttribute(CATEGORY, category);
}
/**
* Get the name of the interrupt
*/
public String getName() {
return (String) getAttribute(NAME);
}
/**
* Get the interrupt count.
*/
public int getInterruptCount() {
return (Integer) getAttribute(INTERRUPT_COUNT);
}
/**
* Get the {@link InterruptCategory} of the wake lock.
*/
public InterruptCategory getCategory() {
return (InterruptCategory) getAttribute(CATEGORY);
}
}
/**
* Add an interrupt from the battery info section.
*
* @param name The name of the interrupt
* @param interruptCount Number of interrupts
* @param category The {@link InterruptCategory} of the interrupt.
*/
public void addInterrupt(String name, int interruptCount,
InterruptCategory category) {
mInterrupts.add(new InterruptInfoItem(name, interruptCount, category));
}
/**
* Get a list of {@link InterruptInfoItem} objects matching a given {@link InterruptCategory}.
*/
public List<InterruptInfoItem> getInterrupts(InterruptCategory category) {
LinkedList<InterruptInfoItem> interrupts = new LinkedList<InterruptInfoItem>();
if (category == null) {
return interrupts;
}
for (InterruptInfoItem interrupt : mInterrupts) {
if (category.equals(interrupt.getCategory())) {
interrupts.add(interrupt);
}
}
return interrupts;
}
/**
* {@inheritDoc}
*/
@Override
public IItem merge(IItem other) throws ConflictingItemException {
throw new ConflictingItemException("Wakelock items cannot be merged");
}
/**
* {@inheritDoc}
*/
@Override
public boolean isConsistent(IItem other) {
return false;
}
/**
* {@inheritDoc}
*/
@Override
public JSONObject toJson() {
JSONObject object = new JSONObject();
if (mInterrupts != null) {
try {
JSONArray interrupts = new JSONArray();
for (InterruptInfoItem interrupt : mInterrupts) {
interrupts.put(interrupt.toJson());
}
object.put(INTERRUPTS, interrupts);
} catch (JSONException e) {
// Ignore
}
}
return object;
}
}
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