net.sf.farrago.runtime
Class NativeRuntimeContext.StreamDescriptor

java.lang.Object
  net.sf.farrago.runtime.NativeRuntimeContext.StreamDescriptor

Enclosing class:

NativeRuntimeContext

private class NativeRuntimeContext.StreamDescriptor
extends Object

StreamDescriptor represents a unique Fennel error source. Each instance has it's own error tag and record format.

Field Summary

private String[]	columnNames
private Object[]	columnValues
private ResultSetMetaData	metadata
private FarragoRuntimeContext	runtimeContext
private String	tag
private FennelTupleAccessor	tupleAccessor
private FennelTupleData	tupleData

Constructor Summary

NativeRuntimeContext.StreamDescriptor(FarragoRuntimeContext runtimeContext, String source)
Constructs a StreamDescriptor

Method Summary

Object

postError(boolean isWarning, String msg, ByteBuffer byteBuffer, int index) Builds an error record and posts an error with the runtime context

Methods inherited from class java.lang.Object

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

Field Detail

runtimeContext

private final FarragoRuntimeContext runtimeContext

tag

private final String tag

tupleData

private final FennelTupleData tupleData

tupleAccessor

private final FennelTupleAccessor tupleAccessor

columnNames

private final String[] columnNames

columnValues

private final Object[] columnValues

metadata

private final ResultSetMetaData metadata

Constructor Detail

NativeRuntimeContext.StreamDescriptor

public NativeRuntimeContext.StreamDescriptor(FarragoRuntimeContext runtimeContext,
                                             String source)

Constructs a StreamDescriptor

Parameters:

runtimeContext - reference to the runtime context

source - name of the Fennel error source

Method Detail

postError

public Object postError(boolean isWarning,
                        String msg,
                        ByteBuffer byteBuffer,
                        int index)

Builds an error record and posts an error with the runtime context

See Also:

for a description of the parameters