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/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.core.resources;
import java.util.EventObject;
import org.eclipse.core.runtime.IPath;
/**
* Describes a change in path variable.
*/
public class PathEntryVariableChangeEvent extends EventObject {
private static final long serialVersionUID = 1L;
/** Event type constant (value = 1) that denotes a value change . */
public final static int VARIABLE_CHANGED = 1;
/** Event type constant (value = 2) that denotes a variable creation. */
public final static int VARIABLE_CREATED = 2;
/** Event type constant (value = 3) that denotes a variable deletion. */
public final static int VARIABLE_DELETED = 3;
/**
* The name of the changed variable.
*/
private String variableName;
/**
* The value of the changed variable (may be null).
*/
private IPath value;
/** The event type. */
private int type;
/**
* Constructor for this class.
*/
public PathEntryVariableChangeEvent(IPathEntryVariableManager source, String variableName, IPath value, int type) {
super(source);
if (type < VARIABLE_CHANGED || type > VARIABLE_DELETED)
throw new IllegalArgumentException("Invalid event type: " + type); //$NON-NLS-1$
this.variableName = variableName;
this.value = value;
this.type = type;
}
public IPath getValue() {
return value;
}
public String getVariableName() {
return variableName;
}
public int getType() {
return type;
}
/**
* Return a string representation of this object.
*/
@Override
public String toString() {
String[] typeStrings = {"VARIABLE_CHANGED", "VARIABLE_CREATED", "VARIABLE_DELETED"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
StringBuffer sb = new StringBuffer(getClass().getName());
sb.append("[variable = "); //$NON-NLS-1$
sb.append(variableName);
sb.append(", type = "); //$NON-NLS-1$
sb.append(typeStrings[type - 1]);
if (type != VARIABLE_DELETED) {
sb.append(", value = "); //$NON-NLS-1$
sb.append(value);
}
sb.append("]"); //$NON-NLS-1$
return sb.toString();
}
}
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