AnalysationIssue.java

/*******************************************************************************
 * Copyright (c) 2005, 2007 committers of openArchitectureWare and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     committers of openArchitectureWare - initial API and implementation
 *******************************************************************************/

package org.eclipse.xtend.expression;

import org.eclipse.internal.xtend.expression.ast.SyntaxElement;

/**
 * @author Sven Efftinge (http://www.efftinge.de)
 * @author Arno Haase
 */
public class AnalysationIssue {

	private enum AnalysationIssueSeverity {
		WARNING, ERROR
	}

	public final static class AnalysationIssueType {
		String name;

		public AnalysationIssueType(final String name) {
			this.name = name;
		}

		@Override
		public String toString() {
			return name;
		}

	}

	public final static AnalysationIssueType INCOMPATIBLE_TYPES = new AnalysationIssueType("Incompatible types");

	public final static AnalysationIssueType UNNECESSARY_CAST = new AnalysationIssueType("Unnecessary cast");

	public final static AnalysationIssueType FEATURE_NOT_FOUND = new AnalysationIssueType("Callable not found");

	public static final AnalysationIssueType TYPE_NOT_FOUND = new AnalysationIssueType("AnalysationIssueType not found");

	public static final AnalysationIssueType INTERNAL_ERROR = new AnalysationIssueType("Internal error");

	public static final AnalysationIssueType JAVA_TYPE_NOT_FOUND = new AnalysationIssueType(
			"Java AnalysationIssueType not found");

	public static final AnalysationIssueType SYNTAX_ERROR = new AnalysationIssueType("Syntax error");

	public static final AnalysationIssueType RESOURCE_NOT_FOUND = new AnalysationIssueType("Resource not found");

	private final AnalysationIssueType analysationIssueType;

	private final String message;

	private final SyntaxElement element;

	private final AnalysationIssueSeverity severity;
	
	private int onLine;

	public AnalysationIssue(final AnalysationIssueType analysationIssueType, final String message,
			final SyntaxElement element) {
		this(analysationIssueType, message, element, false);
	}

	public AnalysationIssue(final AnalysationIssueType analysationIssueType, final String message,
			final SyntaxElement element, boolean warning) {
		if (analysationIssueType == null || message == null || message.length() == 0 || element == null)
			throw new IllegalArgumentException();

		this.analysationIssueType = analysationIssueType;
		this.message = message;
		this.element = element;
		if (warning) {
			severity = AnalysationIssueSeverity.WARNING;
		}
		else {
			severity = AnalysationIssueSeverity.ERROR;
		}
	}
	
	public AnalysationIssue(final AnalysationIssueType analysationIssueType, final String message,
			final SyntaxElement element, boolean warning, int onLine) {
		if (analysationIssueType == null || message == null || message.length() == 0 || element == null)
			throw new IllegalArgumentException();

		this.analysationIssueType = analysationIssueType;
		this.message = message;
		this.element = element;
		if (warning) {
			severity = AnalysationIssueSeverity.WARNING;
		}
		else {
			severity = AnalysationIssueSeverity.ERROR;
		}
		this.onLine = onLine;
	}

	public SyntaxElement getElement() {
		return element;
	}

	public String getMessage() {
		return message;
	}

	public AnalysationIssueType getType() {
		return analysationIssueType;
	}

	public boolean isError() {
		return severity == AnalysationIssueSeverity.ERROR;
	}

	public boolean isWarning() {
		return severity == AnalysationIssueSeverity.WARNING;
	}
	
	public int getOnLine() {
		return onLine;
	}

	@Override
	public String toString() {
		return new StringBuilder()
			.append("[")
			.append(analysationIssueType.name)
			.append("] - ")
			.append(message)
			.append(" : ")
			.append(element)
			.toString();
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((analysationIssueType == null) ? 0 : analysationIssueType.hashCode());
		result = prime * result + ((element == null) ? 0 : element.hashCode());
		result = prime * result + ((message == null) ? 0 : message.hashCode());
		result = prime * result + onLine;
		result = prime * result + ((severity == null) ? 0 : severity.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		AnalysationIssue other = (AnalysationIssue) obj;
		if (analysationIssueType == null) {
			if (other.analysationIssueType != null)
				return false;
		} else if (!analysationIssueType.equals(other.analysationIssueType))
			return false;
		if (element == null) {
			if (other.element != null)
				return false;
		} else if (!element.equals(other.element))
			return false;
			else if (other.element.getStart() != element.getStart())
				return false;
		if (message == null) {
			if (other.message != null)
				return false;
		} else if (!message.equals(other.message))
			return false;
		if (onLine != other.onLine)
			return false;
		if (severity != other.severity)
			return false;
		return true;
	}

//	@Override
//	public boolean equals(Object obj) {
//		if (obj == null) {
//			return false;
//		}
//		if (obj == this) {
//			return true;
//		}
//		if (obj.getClass() != getClass()) {
//			return false;
//		}
//		AnalysationIssue rhs = (AnalysationIssue) obj;
//		return new EqualsBuilder().append(analysationIssueType, rhs.analysationIssueType).append(element, rhs.element)
//				.append(message, rhs.message).append(onLine,rhs.getOnLine()).isEquals();
//	}
//
//	@Override
//	public int hashCode() {
//		return new HashCodeBuilder().append(analysationIssueType).append(element).append(message).append(onLine).toHashCode();
//	}
	
	
}