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Code Issues Releases Wiki Activity

Refactor LuaContext into a separate class

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This isn't tied to Cobalt any more!
This commit is contained in:
Jonathan Coates 2021-06-06 18:22:45 +01:00
parent f8074636bc
commit aa9d3c8269
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GPG Key ID: B9E431FF07C98D06
2 changed files with 71 additions and 49 deletions
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51
src/main/java/dan200/computercraft/core/lua/CobaltLuaMachine.java
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@ -10,7 +10,6 @@ import dan200.computercraft.api.lua.*;
import dan200.computercraft.core.asm.LuaMethod;
import dan200.computercraft.core.asm.ObjectSource;
import dan200.computercraft.core.computer.Computer;
import dan200.computercraft.core.computer.MainThread;
import dan200.computercraft.core.computer.TimeoutState;
import dan200.computercraft.core.tracking.Tracking;
import dan200.computercraft.core.tracking.TrackingField;
@ -53,7 +52,7 @@ public class CobaltLuaMachine implements ILuaMachine
private final Computer computer;
private final TimeoutState timeout;
private final TimeoutDebugHandler debug;
private final ILuaContext context = new CobaltLuaContext();
private final ILuaContext context;
private LuaState state;
private LuaTable globals;
@ -65,6 +64,7 @@ public class CobaltLuaMachine implements ILuaMachine
{
this.computer = computer;
this.timeout = timeout;
this.context = new LuaContext( computer );
debug = new TimeoutDebugHandler();
// Create an environment to run in
@ -509,53 +509,6 @@ public class CobaltLuaMachine implements ILuaMachine
}
}
private class CobaltLuaContext implements ILuaContext
{
@Override
public long issueMainThreadTask( @Nonnull final ILuaTask task ) throws LuaException
{
// Issue command
final long taskID = MainThread.getUniqueTaskID();
final Runnable iTask = () -> {
try
{
Object[] results = task.execute();
if( results != null )
{
Object[] eventArguments = new Object[results.length + 2];
eventArguments[0] = taskID;
eventArguments[1] = true;
System.arraycopy( results, 0, eventArguments, 2, results.length );
computer.queueEvent( "task_complete", eventArguments );
}
else
{
computer.queueEvent( "task_complete", new Object[] { taskID, true } );
}
}
catch( LuaException e )
{
computer.queueEvent( "task_complete", new Object[] { taskID, false, e.getMessage() } );
}
catch( Throwable t )
{
if( ComputerCraft.logComputerErrors ) ComputerCraft.log.error( "Error running task", t );
computer.queueEvent( "task_complete", new Object[] {
taskID, false, "Java Exception Thrown: " + t,
} );
}
};
if( computer.queueMainThread( iTask ) )
{
return taskID;
}
else
{
throw new LuaException( "Task limit exceeded" );
}
}
}
private static final class HardAbortError extends Error
{
private static final long serialVersionUID = 7954092008586367501L;

69
src/main/java/dan200/computercraft/core/lua/LuaContext.java Normal file
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@ -0,0 +1,69 @@
/*
* This file is part of ComputerCraft - http://www.computercraft.info
* Copyright Daniel Ratcliffe, 2011-2021. Do not distribute without permission.
* Send enquiries to dratcliffe@gmail.com
*/
package dan200.computercraft.core.lua;
import dan200.computercraft.ComputerCraft;
import dan200.computercraft.api.lua.ILuaContext;
import dan200.computercraft.api.lua.ILuaTask;
import dan200.computercraft.api.lua.LuaException;
import dan200.computercraft.core.computer.Computer;
import dan200.computercraft.core.computer.MainThread;
import javax.annotation.Nonnull;
class LuaContext implements ILuaContext
{
private final Computer computer;
LuaContext( Computer computer )
{
this.computer = computer;
}
@Override
public long issueMainThreadTask( @Nonnull final ILuaTask task ) throws LuaException
{
// Issue command
final long taskID = MainThread.getUniqueTaskID();
final Runnable iTask = () -> {
try
{
Object[] results = task.execute();
if( results != null )
{
Object[] eventArguments = new Object[results.length + 2];
eventArguments[0] = taskID;
eventArguments[1] = true;
System.arraycopy( results, 0, eventArguments, 2, results.length );
computer.queueEvent( "task_complete", eventArguments );
}
else
{
computer.queueEvent( "task_complete", new Object[] { taskID, true } );
}
}
catch( LuaException e )
{
computer.queueEvent( "task_complete", new Object[] { taskID, false, e.getMessage() } );
}
catch( Exception t )
{
if( ComputerCraft.logComputerErrors ) ComputerCraft.log.error( "Error running task", t );
computer.queueEvent( "task_complete", new Object[] {
taskID, false, "Java Exception Thrown: " + t,
} );
}
};
if( computer.queueMainThread( iTask ) )
{
return taskID;
}
else
{
throw new LuaException( "Task limit exceeded" );
}
}
}