zserio.runtime.walker

Interface WalkObserver

All Known Implementing Classes:

DefaultWalkObserver, JsonWriter

public interface WalkObserver

Interface for observers which are called by the walker.

Method Summary

Modifier and Type	Method and Description
void	beginArray(java.lang.Object array, FieldInfo fieldInfo) Called at the beginning of an array.
void	beginCompound(java.lang.Object compound, FieldInfo fieldInfo, int elementIndex) Called at the beginning of an compound field object.
void	beginRoot(java.lang.Object compound) Called for the root compound zserio object which is to be walked-through.
void	endArray(java.lang.Object array, FieldInfo fieldInfo) Called at the end of an array.
void	endCompound(java.lang.Object compound, FieldInfo fieldInfo, int elementIndex) Called at the end of just walked compound object.
void	endRoot(java.lang.Object compound) Called at the end of just walked root compound zserio object.
void	visitValue(java.lang.Object value, FieldInfo fieldInfo, int elementIndex) Called when a simple (or an unset compound - i.e.

Method Detail

beginRoot

void beginRoot(java.lang.Object compound)

Called for the root compound zserio object which is to be walked-through.

Parameters:

compound - Root compound zserio object.

endRoot

void endRoot(java.lang.Object compound)

Called at the end of just walked root compound zserio object.

Parameters:

compound - Root compound zserio object.

beginArray

void beginArray(java.lang.Object array,
                FieldInfo fieldInfo)

Called at the beginning of an array.

Parameters:

array - Zserio array.

fieldInfo - Array field info.

endArray

void endArray(java.lang.Object array,
              FieldInfo fieldInfo)

Called at the end of an array.

Parameters:

array - Zserio array.

fieldInfo - Array field info.

beginCompound

void beginCompound(java.lang.Object compound,
                   FieldInfo fieldInfo,
                   int elementIndex)

Called at the beginning of an compound field object. Note that for uninitialized compounds (i.e. null) the visit_value method is called instead!

Parameters:

compound - Compound zserio object.

fieldInfo - Compound field info.

elementIndex - Element index in array or NOT_ELEMENT if the compound is not in array.

endCompound

void endCompound(java.lang.Object compound,
                 FieldInfo fieldInfo,
                 int elementIndex)

Called at the end of just walked compound object.

Parameters:

compound - Compound zserio object.

fieldInfo - Compound field info.

elementIndex - Element index in array or NOT_ELEMENT if the compound is not in array.

visitValue

void visitValue(java.lang.Object value,
                FieldInfo fieldInfo,
                int elementIndex)

Called when a simple (or an unset compound - i.e. None) value is reached.

Parameters:

value - Simple value.

fieldInfo - Field info of the simple value.

elementIndex - Element index in array or NOT_ELEMENT if the compound is not in array.