Class PipelineRunner

java.lang.Object

neqsim.mcp.runners.PipelineRunner

public class PipelineRunner
extends Object

Stateless pipeline simulation runner for MCP integration.

Supports multiphase pipeline flow calculations using Beggs and Brill correlation, including pressure drop, liquid holdup, flow regime, and temperature profile along a pipeline.

Version:

1.0

Author:

Even Solbraa

Field Summary

Fields

Modifier and Type	Field	Description
private static final com.google.gson.Gson	GSON

Constructor Summary

Constructors

Modifier	Constructor	Description
private	PipelineRunner()	Private constructor — all methods are static.

Method Summary

Modifier and Type	Method	Description
private static SystemInterface	createFluid(String model, double tempK, double pBara)	Creates a fluid system for the given EOS model.
private static SystemInterface	createFluidFromInput(com.google.gson.JsonObject input)	Creates a fluid system from the JSON input.
private static String	errorJson(String code, String message, String remediation)	Creates a standard error JSON string.
private static double	parsePressure(com.google.gson.JsonElement element)	Parses pressure from JSON element.
private static double	parseTemperature(com.google.gson.JsonElement element)	Parses temperature from JSON element.
static String	run(String json)	Runs a pipeline simulation from a JSON input string.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

GSON

private static final com.google.gson.Gson GSON

Constructor Details

PipelineRunner

private PipelineRunner()

Private constructor — all methods are static.

Method Details

run

public static String run(String json)

Runs a pipeline simulation from a JSON input string.

Parameters:

json - the JSON pipeline specification

Returns:

a JSON string with status and pipeline results

createFluidFromInput

private static SystemInterface createFluidFromInput(com.google.gson.JsonObject input)

Creates a fluid system from the JSON input.

Parameters:

input - the JSON object containing components, model, temperature, pressure

Returns:

the configured fluid system

createFluid

private static SystemInterface createFluid(String model,
 double tempK,
 double pBara)

Creates a fluid system for the given EOS model.

Parameters:

model - EOS model name

tempK - temperature in Kelvin

pBara - pressure in bara

Returns:

the fluid system

parseTemperature

private static double parseTemperature(com.google.gson.JsonElement element)

Parses temperature from JSON element.

Parameters:

element - the JSON element

Returns:

temperature in Kelvin

parsePressure

private static double parsePressure(com.google.gson.JsonElement element)

Parses pressure from JSON element.

Parameters:

element - the JSON element

Returns:

pressure in bara

errorJson

private static String errorJson(String code,
 String message,
 String remediation)

Creates a standard error JSON string.

Parameters:

code - the error code

message - the error message

remediation - the fix suggestion

Returns:

the error JSON string