com.facebook.battery.serializer.common

Class SystemMetricsSerializer<T extends SystemMetrics<T>>

java.lang.Object

com.facebook.battery.serializer.common.SystemMetricsSerializer<T>

Direct Known Subclasses:

BluetoothMetricsSerializer, CameraMetricsSerializer, CompositeMetricsSerializer, CpuFrequencyMetricsSerializer, CpuMetricsSerializer, DeviceBatteryMetricsSerializer, NetworkMetricsSerializer, TimeMetricsSerializer, WakeLockMetricsSerializer

public abstract class SystemMetricsSerializer<T extends SystemMetrics<T>>
extends java.lang.Object

These help serialize SystemMetrics objects to disk cheaply as binary; using these helps avoid reflection and unnecessary writes.

Constructor Summary

Constructors

Constructor and Description
SystemMetricsSerializer()

Method Summary

Modifier and Type	Method and Description
boolean	deserialize(T metrics, java.io.DataInput input) Deserialize the given object from the input stream.
abstract boolean	deserializeContents(T metrics, java.io.DataInput input) Must be implemented by every SystemMetricsSerializer to read data from input.
int	getTag() Describes the class being encoded/decoded.
void	serialize(T metrics, java.io.DataOutput output) Serialize the complete metrics object with a tag that indicates the type of object serialized.
abstract void	serializeContents(T metrics, java.io.DataOutput output) Must be implemented by every SystemMetricsSerializer to actually save data to output.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SystemMetricsSerializer

public SystemMetricsSerializer()

Method Detail

serialize

public final void serialize(T metrics,
                            java.io.DataOutput output)
                     throws java.io.IOException

Serialize the complete metrics object with a tag that indicates the type of object serialized.

Throws:

java.io.IOException

deserialize

public final boolean deserialize(T metrics,
                                 java.io.DataInput input)
                          throws java.io.IOException

Deserialize the given object from the input stream.

Throws:

java.io.IOException

getTag

public final int getTag()

Describes the class being encoded/decoded.

serializeContents

public abstract void serializeContents(T metrics,
                                       java.io.DataOutput output)
                                throws java.io.IOException

Must be implemented by every SystemMetricsSerializer to actually save data to output.

Throws:

java.io.IOException

deserializeContents

public abstract boolean deserializeContents(T metrics,
                                            java.io.DataInput input)
                                     throws java.io.IOException

Must be implemented by every SystemMetricsSerializer to read data from input.

Throws:

java.io.IOException