44 lines
1.6 KiB
Java
44 lines
1.6 KiB
Java
package com.databuild.examples.basic_graph;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.fasterxml.jackson.databind.JsonNode;
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import java.io.File;
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import java.util.Arrays;
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import java.util.Collections;
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/**
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* Configure class for generating a random number.
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* This class creates a job configuration for generating a random number based on the partition ref.
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*/
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public class SumConfigure {
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public static void main(String[] args) {
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if (args.length != 1) {
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System.err.println("Error: Must provide exactly one partition ref as an argument");
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System.exit(1);
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}
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String partitionRef = args[0];
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String[] upstreams = partitionRef.split("_");
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// Create and populate JobConfig object
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JobConfig config = new JobConfig();
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config.outputs = Collections.singletonList(partitionRef);
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config.args = Arrays.asList(upstreams);
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// Create a hashmap for env with {"OUTPUT_REF": "foo"}
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config.env = Collections.singletonMap("OUTPUT_REF", args[0]);
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// inputs and env are already initialized as empty collections in the constructor
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try {
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ObjectMapper mapper = new ObjectMapper();
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// Convert config to JsonNode and serialize
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JsonNode configNode = mapper.valueToTree(config);
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String jsonConfig = mapper.writeValueAsString(configNode);
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System.out.println(jsonConfig);
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} catch (Exception e) {
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System.err.println("Error: Failed to validate or serialize config: " + e.getMessage());
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System.exit(1);
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}
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}
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}
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