import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.File;
import java.io.IOException;
public class LargeJSONParser {
public static void main(String[] args) {
// Path to your JSON file
String filePath = "path/to/your/large_json_file.json";
// Initialize Jackson's ObjectMapper
ObjectMapper objectMapper = new ObjectMapper();
try {
// Read JSON data from file into a JsonNode
JsonNode rootNode = objectMapper.readTree(new File(filePath));
// Process each element in the JSON array
if (rootNode.isArray()) {
for (JsonNode node : rootNode) {
// Access individual fields within each JSON object
String name = node.get("name").asText();
int age = node.get("age").asInt();
boolean isStudent = node.get("isStudent").asBoolean();
// Process other fields as needed
// ...
// Print or process the parsed data
System.out.println("Name: " + name);
System.out.println("Age: " + age);
System.out.println("Is Student: " + isStudent);
// Handle other fields accordingly
// ...
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.File;
import java.io.IOException;
public class LargeJSONParser {
public static void main(String[] args) {
// Path to your JSON file
String filePath = "path/to/your/large_json_file.json";
// Initialize Jackson's ObjectMapper
ObjectMapper objectMapper = new ObjectMapper();
try {
// Read JSON data from file into a JsonNode
JsonNode rootNode = objectMapper.readTree(new File(filePath));
// Process each element in the JSON array
if (rootNode.isArray()) {
for (JsonNode node : rootNode) {
// Access individual fields within each JSON object
String name = node.get("name").asText();
int age = node.get("age").asInt();
boolean isStudent = node.get("isStudent").asBoolean();
// Process other fields as needed
// ...
// Print or process the parsed data
System.out.println("Name: " + name);
System.out.println("Age: " + age);
System.out.println("Is Student: " + isStudent);
// Handle other fields accordingly
// ...
}
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
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