PAN-10 Refactored direct access of fields to getter and setter methods.

This commit is contained in:
BrittanyBi
2019-03-04 22:24:27 -07:00
parent 6f5bbab5ac
commit 357e9b23cc
3 changed files with 54 additions and 54 deletions
@@ -1,13 +1,16 @@
package edu.msudenver.tsp.services.parser;
import lombok.Getter;
import lombok.Setter;
public class Node
{
String statement;
Node left;
Node right;
Node center;
Node parent;
int depth;
@Getter private final String statement;
@Getter @Setter private Node left;
@Getter @Setter private Node right;
@Getter @Setter private Node center;
@Getter private final Node parent;
@Getter private final int depth;
public Node(final String statement, final Node parent)
{
@@ -8,6 +8,7 @@ import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.ArrayList;
import java.util.List;
@Service
class ParserService {
@@ -30,7 +31,7 @@ class ParserService {
{
try {
final Node tree = parseRawInput(userInput);
final ArrayList<String> statements = retrieveStatements(tree);
final List<String> statements = retrieveStatements(tree);
return true;
} catch(final Exception e) {
@@ -58,72 +59,67 @@ class ParserService {
{
int wordBeginsHere;
if(current.statement.contains("let"))
if(current.getStatement().contains("let"))
{
current.left = new Node("let",
current);
current.setLeft(new Node("let", current));
if(current.statement.contains("if")){
wordBeginsHere = current.statement.indexOf("if");
} else if(current.statement.contains("then")){
wordBeginsHere = current.statement.indexOf("then");
if(current.getStatement().contains("if")){
wordBeginsHere = current.getStatement().indexOf("if");
} else if(current.getStatement().contains("then")){
wordBeginsHere = current.getStatement().indexOf("then");
} else {
wordBeginsHere = current.statement.length();
wordBeginsHere = current.getStatement().length();
}
current.left.center = new Node(current.statement.substring(current.statement.indexOf("let")+"let".length(),
current.getLeft().setCenter(new Node(current.getStatement().substring(current.getStatement().indexOf("let")+"let".length(),
wordBeginsHere),
current.left);
recurse(current.left.center);
current.getLeft()));
recurse(current.getLeft().getCenter());
}
if(current.statement.contains("if"))
if(current.getStatement().contains("if"))
{
current.center = new Node("if",
current);
wordBeginsHere = (current.statement.contains("then") ? current.statement.indexOf("then") : current.statement.length());
current.setCenter(new Node("if", current));
wordBeginsHere = (current.getStatement().contains("then") ? current.getStatement().indexOf("then") : current.getStatement().length());
current.center.center = new Node(current.statement.substring(current.statement.indexOf("if")+"if".length(),
current.getCenter().setCenter(new Node(current.getStatement().substring(current.getStatement().indexOf("if")+"if".length(),
wordBeginsHere),
current.center);
recurse(current.center.center);
current.getCenter()));
recurse(current.getCenter().getCenter());
}
if(current.statement.contains("then"))
if(current.getStatement().contains("then"))
{
current.right = new Node("then",
current);
current.right.center = new Node(current.statement.substring(current.statement.indexOf("then")+"then".length()),
current.right);
recurse(current.right.center);
current.setRight(new Node("then", current));
current.getRight().setCenter(new Node(current.getStatement().substring(current.getStatement().indexOf("then")+"then".length()),
current.getRight()));
recurse(current.getRight().getCenter());
}
}
public ArrayList<String> retrieveStatements(final Node parsedTree)
public List<String> retrieveStatements(final Node parsedTree)
{
final ArrayList<String> statementList = new ArrayList<>();
traverse(parsedTree, statementList);
return statementList;
return populateStatementList(parsedTree, new ArrayList<>());
}
private ArrayList<String> traverse(final Node node, final ArrayList<String> statementList)
private ArrayList<String> populateStatementList(final Node node, final ArrayList<String> statementList)
{
if(node == null) return statementList;
if(!(node.statement.contains("let") || node.statement.contains("if") || node.statement.contains("then")))
if(node == null)
{
statementList.add(node.statement.trim());
return statementList;
}
traverse(node.left, statementList);
final String statement = node.getStatement().trim();
if(!(statement.contains("let") || statement.contains("if") || statement.contains("then")))
{
statementList.add(statement);
}
traverse(node.center, statementList);
traverse(node.right, statementList);
populateStatementList(node.getLeft(), statementList);
populateStatementList(node.getCenter(), statementList);
populateStatementList(node.getRight(), statementList);
return statementList;
}
@@ -7,6 +7,7 @@ import org.mockito.InjectMocks;
import org.mockito.runners.MockitoJUnitRunner;
import java.util.ArrayList;
import java.util.List;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
@@ -102,29 +103,29 @@ public class ParserServiceTest {
@Test
public void testEmptyStringReturnsEmptyList() {
final ArrayList<String> expectedList = new ArrayList<>();
final List<String> expectedList = new ArrayList<>();
expectedList.add("");
when(mockParserService.parseRawInput(anyString())).thenReturn(new Node("", null));
final ArrayList<String> actualList = parserService.retrieveStatements(mockParserService.parseRawInput(""));
final List<String> actualList = parserService.retrieveStatements(mockParserService.parseRawInput(""));
assertEquals(expectedList, actualList);
}
@Test
public void testBaseCaseReturnsXIsEven() {
final ArrayList<String> expectedList = new ArrayList<>();
final List<String> expectedList = new ArrayList<>();
expectedList.add("x is even");
expectedList.add("x^2 is even");
final Node testNode = new Node("if x is even then x^2 is even", null);
testNode.center = new Node("if", testNode);
testNode.center.center = new Node(" x is even ", testNode.center);
testNode.right = new Node("then", testNode);
testNode.right.center = new Node(" x^2 is even", testNode.right);
testNode.setCenter(new Node("if", testNode));
testNode.getCenter().setCenter(new Node(" x is even ", testNode.getCenter()));
testNode.setRight(new Node("then", testNode));
testNode.getRight().setCenter(new Node(" x^2 is even", testNode.getRight()));
when(mockParserService.parseRawInput(anyString())).thenReturn(testNode);
final ArrayList<String> actualList = parserService.retrieveStatements(mockParserService.parseRawInput("baseCase"));
final List<String> actualList = parserService.retrieveStatements(mockParserService.parseRawInput("baseCase"));
assertEquals(expectedList, actualList);
}