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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.parser;
import com.android.loganalysis.item.InterruptItem;
import com.android.loganalysis.item.InterruptItem.InterruptCategory;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* A {@link IParser} to parse wake up interrupts
*/
public class InterruptParser implements IParser {
/**
* Matches: Wakeup reason 289:bcmsdh_sdmmc:200:qcom,smd-rpm:240:msmgpio:
* 20m 5s 194ms (1485 times) realtime
*/
private static final Pattern Interrupt = Pattern.compile(
"^\\s*Wakeup reason (.*): (?:\\d+h )?(?:\\d+m )?(?:\\d+s )(?:\\d+ms )" +
"\\((\\d+) times\\) realtime");
private InterruptItem mItem = new InterruptItem();
/**
* {@inheritDoc}
*
* @return The {@link InterruptItem}.
*/
@Override
public InterruptItem parse(List<String> lines) {
for (String line : lines) {
Matcher m = Interrupt.matcher(line);
if(m.matches()) {
final String interruptName = m.group(1);
final int interruptCount = Integer.parseInt(m.group(2));
mItem.addInterrupt(interruptName, interruptCount,
getInterruptCategory(interruptName));
} else {
// Done with interrupts
break;
}
}
return mItem;
}
/**
* Get the {@link InterruptItem}.
* <p>
* Exposed for unit testing.
* </p>
*/
InterruptItem getItem() {
return mItem;
}
private InterruptCategory getInterruptCategory(String interruptName) {
if (interruptName.contains("bcmsdh_sdmmc")) {
return InterruptCategory.WIFI_INTERRUPT;
} else if (interruptName.contains("smd-modem") ||
interruptName.contains("smsm-modem")) {
return InterruptCategory.MODEM_INTERRUPT;
} else if (interruptName.contains("smd-adsp")) {
return InterruptCategory.ADSP_INTERRUPT;
} else if (interruptName.contains("max77686-irq") ||
interruptName.contains("cpcap-irq") ||
interruptName.contains("TWL6030-PIH")) {
return InterruptCategory.ALARM_INTERRUPT;
}
return InterruptCategory.UNKNOWN_INTERRUPT;
}
}
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