Java Code Examples for org.apache.atlas.v1.model.instance.Id#EntityState

The following examples show how to use org.apache.atlas.v1.model.instance.Id#EntityState . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: GraphHelper.java    From atlas with Apache License 2.0 5 votes vote down vote up 
public AtlasEdge getEdgeForLabel(AtlasVertex vertex, String edgeLabel, AtlasEdgeDirection edgeDirection) {
    Iterator<AtlasEdge> iterator = getAdjacentEdgesByLabel(vertex, edgeDirection, edgeLabel);
    AtlasEdge latestDeletedEdge = null;
    long latestDeletedEdgeTime = Long.MIN_VALUE;

    while (iterator != null && iterator.hasNext()) {
        AtlasEdge edge = iterator.next();
        Id.EntityState edgeState = getState(edge);
        if (edgeState == null || edgeState == Id.EntityState.ACTIVE) {
            if (LOG.isDebugEnabled()) {
                LOG.debug("Found {}", string(edge));
            }

            return edge;
        } else {
            Long modificationTime = edge.getProperty(MODIFICATION_TIMESTAMP_PROPERTY_KEY, Long.class);
            if (modificationTime != null && modificationTime >= latestDeletedEdgeTime) {
                latestDeletedEdgeTime = modificationTime;
                latestDeletedEdge = edge;
            }
        }
    }

    if (LOG.isDebugEnabled()) {
        LOG.debug("Found {}", latestDeletedEdge == null ? "null" : string(latestDeletedEdge));
    }

    //If the vertex is deleted, return latest deleted edge
    return latestDeletedEdge;
}
Example 2
Source File: AtlasEntityFormatConverter.java    From atlas with Apache License 2.0 4 votes vote down vote up 
private Status convertState(Id.EntityState state){
    return (state != null && state.equals(Id.EntityState.DELETED)) ? Status.DELETED : Status.ACTIVE;
}
Example 3
Source File: GraphHelper.java    From atlas with Apache License 2.0 4 votes vote down vote up 
public static Id.EntityState getState(AtlasElement element) {
    String state = getStateAsString(element);
    return state == null ? null : Id.EntityState.valueOf(state);
}