gr.uom.java.xmi.VariableDeclarationContainer Maven / Gradle / Ivy

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package gr.uom.java.xmi;

import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;

import gr.uom.java.xmi.decomposition.AbstractCall;
import gr.uom.java.xmi.decomposition.AbstractStatement;
import gr.uom.java.xmi.decomposition.AnonymousClassDeclarationObject;
import gr.uom.java.xmi.decomposition.CompositeStatementObject;
import gr.uom.java.xmi.decomposition.LambdaExpressionObject;
import gr.uom.java.xmi.decomposition.OperationBody;
import gr.uom.java.xmi.decomposition.StatementObject;
import gr.uom.java.xmi.decomposition.VariableDeclaration;
import gr.uom.java.xmi.diff.UMLAbstractClassDiff;
import gr.uom.java.xmi.diff.UMLModelDiff;

public interface VariableDeclarationContainer extends LocationInfoProvider {
	
	default List getAllVariableDeclarations() {
		OperationBody operationBody = getBody();
		if(operationBody != null) {
			List allVariableDeclarations = new ArrayList();
			allVariableDeclarations.addAll(this.getParameterDeclarationList());
			allVariableDeclarations.addAll(operationBody.getAllVariableDeclarations());
			return allVariableDeclarations;
		}
		return getParameterDeclarationList();
	}

	default List getVariableDeclarationsInScope(LocationInfo location) {
		List variableDeclarations = new ArrayList();
		for(VariableDeclaration parameterDeclaration : getParameterDeclarationList()) {
			if(parameterDeclaration.getScope().subsumes(location)) {
				variableDeclarations.add(parameterDeclaration);
			}
		}
		OperationBody operationBody = getBody();
		if(operationBody != null) {
			variableDeclarations.addAll(operationBody.getVariableDeclarationsInScope(location));
		}
		return variableDeclarations;
	}

	default VariableDeclaration getVariableDeclaration(String variableName) {
		OperationBody operationBody = getBody();
		if(operationBody != null) {
			VariableDeclaration variableDeclatation = operationBody.getVariableDeclaration(variableName);
			if(variableDeclatation != null) {
				return variableDeclatation;
			}
		}
		for(VariableDeclaration parameterDeclaration : getParameterDeclarationList()) {
			if(parameterDeclaration.getVariableName().equals(variableName)) {
				return parameterDeclaration;
			}
		}
		return null;
	}

	List getParameterDeclarationList();
	List getParameterTypeList();
	List getParameterNameList();
	List getParametersWithoutReturnType();

	default boolean equalReturnParameter(VariableDeclarationContainer operation) {
		if(this instanceof UMLOperation && operation instanceof UMLOperation) {
			return ((UMLOperation)this).equalReturnParameter((UMLOperation)operation);
		}
		return false;
	}

	int getNumberOfNonVarargsParameters();
	boolean hasVarargsParameter();
	OperationBody getBody();
	List getAnonymousClassList();
	List getAllLambdas();
	List getAllOperationInvocations();
	List getAllCreations();
	List getAllVariables();
	List getComments();
	UMLJavadoc getJavadoc();
	List getAnnotations();
	String getName();
	String getElementType();
	String getClassName();
	String toQualifiedString();
	Map> variableDeclarationMap();
	UMLAnonymousClass findAnonymousClass(AnonymousClassDeclarationObject anonymousClassDeclaration);
	boolean hasTestAnnotation();
	boolean hasParameterizedTestAnnotation();
	boolean hasSetUpAnnotation();
	boolean hasTearDownAnnotation();
	boolean isDeclaredInAnonymousClass();
	Optional getAnonymousClassContainer();
	boolean isGetter();
	boolean isConstructor();
	AbstractCall isDelegate();
	boolean isRecursive();
	boolean isMain();

	default boolean hasEmptyBody() {
		OperationBody operationBody = getBody();
		if(operationBody != null) {
			return operationBody.getCompositeStatement().getStatements().size() == 0;
		}
		return false;
	}

	default boolean emptyBodiesWithIdenticalComments(VariableDeclarationContainer other) {
		if(this.hasEmptyBody() && other.hasEmptyBody()) {
			return identicalComments(other);
		}
		return false;
	}

	default boolean identicalComments(VariableDeclarationContainer other) {
		List comments1 = this.getComments();
		List comments2 = other.getComments();
		if(comments1.size() == comments2.size() && comments1.size() > 0) {
			int identicalComments = 0;
			for(int i=0; i statements = getBody().getCompositeStatement().getStatements();
			if(statements.size() == 1 && statements.get(0) instanceof StatementObject) {
				StatementObject statement = (StatementObject)statements.get(0);
				for(AbstractCall operationInvocation : statement.getMethodInvocations()) {
					if(operationInvocation.matchesOperation(operation, this, classDiff, modelDiff)) {
						return operationInvocation;
					}
				}
			}
		}
		return null;
	}

	default int getBodyHashCode() {
		OperationBody operationBody = getBody();
		if(operationBody != null)
			return operationBody.getBodyHashCode();
		return 0;
	}

	default List stringRepresentation() {
		OperationBody operationBody = getBody();
		if(operationBody != null)
			return operationBody.stringRepresentation();
		return Collections.emptyList();
	}

	default Set commonParameters(VariableDeclarationContainer operation) {
		Set commonParameters = new LinkedHashSet();
		List parameters1 = this.getParametersWithoutReturnType();
		List parameters2 = operation.getParametersWithoutReturnType();
		for(UMLParameter parameter1 : parameters1) {
			for(UMLParameter parameter2 : parameters2) {
				if(parameter1.equalsIncludingName(parameter2)) {
					commonParameters.add(parameter1.getName());
				}
			}
		}
		return commonParameters;
	}

	default List commonParameterTypes(VariableDeclarationContainer operation) {
		List commonParameterTypes = new ArrayList();
		List thisParameterTypeList = this.getParameterTypeList();
		List otherParameterTypeList = operation.getParameterTypeList();
		int min = Math.min(thisParameterTypeList.size(), otherParameterTypeList.size());
		for(int i=0; i> aliasedVariables() {
		OperationBody operationBody = getBody();
		if(operationBody != null) {
			Map> variableDeclarationMap = variableDeclarationMap();
			Map> map = operationBody.aliasedVariables();
			Map> toBeAdded = new LinkedHashMap>();
			Set keysToBeRemoved = new LinkedHashSet();
			for(String key : map.keySet()) {
				if(!variableDeclarationMap.containsKey(key)) {
					keysToBeRemoved.add(key);
				}
				else {
					//exclude variables aliased with fields
					boolean foundInLocalVariables = false;
					for(String value : map.get(key)) {
						if(variableDeclarationMap.containsKey(value)) {
							foundInLocalVariables = true;
							break;
						}
						else {
							String[] tokens = value.split("\\s");
							if(tokens.length >= 2) {
								String lastToken = tokens[tokens.length-1];
								String beforeLastToken = tokens[tokens.length-2];
								if(variableDeclarationMap.containsKey(lastToken)) {
									UMLType variableType = variableDeclarationMap.get(lastToken).iterator().next().getType();
									if(variableType != null && variableType.toString().equals(beforeLastToken)) {
										Set values = new LinkedHashSet<>();
										values.add(lastToken);
										toBeAdded.put(key, values);
										break;
									}
								}
							}
						}
					}
					if(!foundInLocalVariables) {
						keysToBeRemoved.add(key);
					}
				}
			}
			for(String key : keysToBeRemoved) {
				map.remove(key);
			}
			map.putAll(toBeAdded);
			return map;
		}
		return new LinkedHashMap>();
	}

	default Map> aliasedAttributes() {
		OperationBody operationBody = getBody();
		if(operationBody != null && isConstructor()) {
			List parameterNames = getParameterNameList();
			Map> map = operationBody.aliasedAttributes();
			Set keysToBeRemoved = new LinkedHashSet();
			for(String key : map.keySet()) {
				if(!parameterNames.contains(key)) {
					keysToBeRemoved.add(key);
				}
			}
			for(String key : keysToBeRemoved) {
				map.remove(key);
			}
			return map;
		}
		return new LinkedHashMap>();
	}
}