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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* @author max
*/
package com.intellij.openapi.vfs.newvfs.events;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileSystem;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public abstract class VFileEvent {
private final boolean myIsFromRefresh;
private final Object myRequestor;
public VFileEvent(Object requestor, final boolean isFromRefresh) {
myRequestor = requestor;
myIsFromRefresh = isFromRefresh;
}
public boolean isFromRefresh() {
return myIsFromRefresh;
}
public Object getRequestor() {
return myRequestor;
}
public abstract String getPath();
/**
* Returns the VirtualFile which this event belongs to.
* In some cases it may be null - it is not guaranteed that there is such file.
*
* NB: Use this method with caution, because {@link com.intellij.openapi.vfs.newvfs.events.VFileCreateEvent#getFile()} needs
* {@link VirtualFile#findChild(String)} which may be a performance leak.
*/
@Nullable
public abstract VirtualFile getFile();
@NotNull
public abstract VirtualFileSystem getFileSystem();
public abstract boolean isValid();
public abstract int hashCode();
public abstract boolean equals(Object o);
}
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