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BatteryObject.java
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BatteryObject.java
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/**
* Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.api.mj;
import java.lang.annotation.Annotation;
import java.lang.reflect.Field;
import java.util.logging.Level;
import buildcraft.api.core.BCLog;
import buildcraft.api.core.JavaTools;
/**
* A battery object is a wrapper around a battery field in an object. This
* battery field is of type double, and is the only piece of data specific to
* this object. Others are class-wide.
*/
public class BatteryObject implements IBatteryObject {
protected Field energyStored;
protected Object obj;
protected MjBattery batteryData;
/**
* {@inheritDoc}
*/
@Override
public double getEnergyRequested() {
try {
return JavaTools.bounds(batteryData.maxCapacity() - energyStored.getDouble(obj),
batteryData.minimumConsumption(), batteryData.maxReceivedPerCycle());
} catch (IllegalAccessException e) {
BCLog.logger.log(Level.WARNING, "can't get energy requested", e);
}
return 0;
}
/**
* {@inheritDoc}
*/
@Override
public double addEnergy(double mj) {
return addEnergy(mj, false);
}
/**
* {@inheritDoc}
*/
@Override
public double addEnergy(double mj, boolean ignoreCycleLimit) {
try {
double contained = energyStored.getDouble(obj);
double maxAccepted = batteryData.maxCapacity() - contained + batteryData.minimumConsumption();
if (!ignoreCycleLimit && maxAccepted > batteryData.maxReceivedPerCycle()) {
maxAccepted = batteryData.maxReceivedPerCycle();
}
double used = Math.min(maxAccepted, mj);
if (used > 0) {
energyStored.setDouble(obj, Math.min(contained + used, batteryData.maxCapacity()));
return used;
}
} catch (IllegalAccessException e) {
BCLog.logger.log(Level.WARNING, "can't add energy", e);
}
return 0;
}
/**
* {@inheritDoc}
*/
@Override
public double getEnergyStored() {
try {
return energyStored.getDouble(obj);
} catch (IllegalAccessException e) {
BCLog.logger.log(Level.WARNING, "can't get return energy stored", e);
return 0;
}
}
/**
* {@inheritDoc}
*/
@Override
public void setEnergyStored(double mj) {
try {
energyStored.setDouble(obj, mj);
} catch (IllegalAccessException e) {
BCLog.logger.log(Level.WARNING, "can't set energy stored", e);
throw new RuntimeException(e);
}
}
/**
* {@inheritDoc}
*/
@Override
public double maxCapacity() {
return batteryData.maxCapacity();
}
/**
* {@inheritDoc}
*/
@Override
public double minimumConsumption() {
return batteryData.minimumConsumption();
}
/**
* {@inheritDoc}
*/
@Override
public double maxReceivedPerCycle() {
return batteryData.maxReceivedPerCycle();
}
/**
* {@inheritDoc}
*/
@Override
public BatteryObject reconfigure(final double maxCapacity, final double maxReceivedPerCycle,
final double minimumConsumption) {
batteryData = new MjBattery() {
@Override
public double maxCapacity() {
return maxCapacity;
}
@Override
public double maxReceivedPerCycle() {
return maxReceivedPerCycle;
}
@Override
public double minimumConsumption() {
return minimumConsumption;
}
@Override
public Class<? extends Annotation> annotationType() {
return MjBattery.class;
}
@Override
public String kind() {
return MjAPI.DEFAULT_POWER_FRAMEWORK;
}
};
return this;
}
}