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/*
* Copyright 2000-2012 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 com.intellij.util.LocalTimeCounter;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
public class VFileContentChangeEvent extends VFileEvent {
private final VirtualFile myFile;
private final long myOldModificationStamp;
private final long myNewModificationStamp;
public VFileContentChangeEvent(final Object requestor,
@NotNull final VirtualFile file,
final long oldModificationStamp,
final long newModificationStamp,
final boolean isFromRefresh) {
super(requestor, isFromRefresh);
myFile = file;
myOldModificationStamp = oldModificationStamp;
myNewModificationStamp = newModificationStamp == -1 ? LocalTimeCounter.currentTime() : newModificationStamp;
}
@NotNull
@Override
public VirtualFile getFile() {
return myFile;
}
public long getModificationStamp() {
return myNewModificationStamp;
}
public long getOldModificationStamp() {
return myOldModificationStamp;
}
@NonNls
public String toString() {
return "VfsEvent[update: " + myFile.getUrl() + "]";
}
@Override
public String getPath() {
return myFile.getPath();
}
@NotNull
@Override
public VirtualFileSystem getFileSystem() {
return myFile.getFileSystem();
}
@Override
public boolean isValid() {
return myFile.isValid() && myFile.getModificationStamp() == myOldModificationStamp;
}
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
final VFileContentChangeEvent event = (VFileContentChangeEvent)o;
if (myNewModificationStamp != event.myNewModificationStamp) return false;
if (myOldModificationStamp != event.myOldModificationStamp) return false;
if (!myFile.equals(event.myFile)) return false;
return true;
}
public int hashCode() {
int result;
result = myFile.hashCode();
result = 31 * result + (int)(myOldModificationStamp ^ (myOldModificationStamp >>> 32));
result = 31 * result + (int)(myNewModificationStamp ^ (myNewModificationStamp >>> 32));
return result;
}
}
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