zserio.runtime.walker

Interface WalkFilter

All Known Implementing Classes:

AndWalkFilter, ArrayLengthWalkFilter, DefaultWalkFilter, DepthWalkFilter, RegexWalkFilter

public interface WalkFilter

Interface for filters which can influence the walking.

Method Summary

Modifier and Type	Method and Description
boolean	afterArray(java.lang.Object array, FieldInfo fieldInfo) Called after an array.
boolean	afterCompound(java.lang.Object compound, FieldInfo fieldInfo, int elementIndex) Called after a compound object.
boolean	afterValue(java.lang.Object value, FieldInfo fieldInfo, int elementIndex) Called after a simple value.
boolean	beforeArray(java.lang.Object array, FieldInfo fieldInfo) Called before an array.
boolean	beforeCompound(java.lang.Object compound, FieldInfo fieldInfo, int elementIndex) Called before a compound object.
boolean	beforeValue(java.lang.Object value, FieldInfo fieldInfo, int elementIndex) Called before a simple (or an unset compound - i.e.

Method Detail

beforeArray

boolean beforeArray(java.lang.Object array,
                    FieldInfo fieldInfo)

Called before an array.

Parameters:

array - Zserio array.

fieldInfo - Array field info.

Returns:

True when the walking should continue to the array.

afterArray

boolean afterArray(java.lang.Object array,
                   FieldInfo fieldInfo)

Called after an array.

Parameters:

array - Zserio array.

fieldInfo - Array field info.

Returns:

True when the walking should continue to a next sibling, false to return to the parent.

beforeCompound

boolean beforeCompound(java.lang.Object compound,
                       FieldInfo fieldInfo,
                       int elementIndex)

Called before a compound object. Note that for uninitialized compounds (i.e. null) the before_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.

Returns:

True when the walking should continue into the compound object, false otherwise.

afterCompound

boolean afterCompound(java.lang.Object compound,
                      FieldInfo fieldInfo,
                      int elementIndex)

Called after a 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.

Returns:

True when the walking should continue to a next sibling, false to return to the parent.

beforeValue

boolean beforeValue(java.lang.Object value,
                    FieldInfo fieldInfo,
                    int elementIndex)

Called before a simple (or an unset compound - i.e. null) value.

Parameters:

value - Simple value.

fieldInfo - Field info of the value.

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

Returns:

True when the walking should continue to the simple value, false otherwise.

afterValue

boolean afterValue(java.lang.Object value,
                   FieldInfo fieldInfo,
                   int elementIndex)

Called after a simple value.

Parameters:

value - Simple value.

fieldInfo - Field info of the value.

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

Returns:

True when the walking should continue to a next sibling, false to return to the parent.