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From gyfora <...@git.apache.org>
Subject [GitHub] flink pull request: [FLINK-1434] [FLINK-1401] Streaming support ad...
Date Sun, 25 Jan 2015 11:29:32 GMT
Github user gyfora commented on a diff in the pull request:

    https://github.com/apache/flink/pull/334#discussion_r23503611
  
    --- Diff: flink-addons/flink-streaming/flink-streaming-core/src/main/java/org/apache/flink/streaming/api/StreamGraph.java
---
    @@ -536,4 +549,79 @@ public long getIterationTimeout(String vertexName) {
     		return iterationTimeouts.get(vertexName);
     	}
     
    +	public String getOperatorName(String vertexName) {
    +		return operatorNames.get(vertexName);
    +	}
    +
    +	@Override
    +	public String getStreamingPlanAsJSON() {
    +
    +		try {
    +			JSONObject json = new JSONObject();
    +			JSONArray nodes = new JSONArray();
    +
    +			json.put("nodes", nodes);
    +
    +			for (String id : operatorNames.keySet()) {
    +				JSONObject node = new JSONObject();
    +				nodes.put(node);
    +
    +				node.put("id", Integer.valueOf(id));
    +				node.put("type", getOperatorName(id));
    +
    +				if (sources.contains(id)) {
    +					node.put("pact", "Data Source");
    +				} else {
    +					node.put("pact", "Data Stream");
    +				}
    +
    +				node.put("contents", getOperatorName(id) + " at "
    +						+ getInvokable(id).getUserFunction().getClass().getSimpleName());
    +				node.put("parallelism", getParallelism(id));
    +
    +				int numIn = getInEdges(id).size();
    +				if (numIn > 0) {
    +
    +					JSONArray inputs = new JSONArray();
    +					node.put("predecessors", inputs);
    +
    +					for (int i = 0; i < numIn; i++) {
    +
    +						String inID = getInEdges(id).get(i);
    +
    +						JSONObject input = new JSONObject();
    +						inputs.put(input);
    +
    +						input.put("id", Integer.valueOf(inID));
    +						input.put("ship_strategy", getOutPartitioner(inID, id).getStrategy());
    +						if (i == 0) {
    +							input.put("side", "first");
    +						} else if (i == 1) {
    +							input.put("side", "second");
    +						}
    +					}
    +				}
    +
    +			}
    +			return json.toString();
    +		} catch (Exception e) {
    --- End diff --
    
    Fixed


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