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/*******************************************************************************
* Copyright (c) 2000, 2013 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
*******************************************************************************/
package org.eclipse.debug.core.sourcelookup.containers;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.PlatformObject;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.internal.core.sourcelookup.SourceLookupMessages;
/**
* Implementation of storage for a local file
* (<code>java.io.File</code>).
* <p>
* This class may be instantiated.
* </p>
* @see IStorage
* @since 3.0
* @noextend This class is not intended to be subclassed by clients.
*/
public class LocalFileStorage extends PlatformObject implements IStorage {
/**
* The file this storage refers to.
*/
private File fFile;
/**
* Constructs and returns storage for the given file.
*
* @param file a local file
*/
public LocalFileStorage(File file){
setFile(file);
}
/* (non-Javadoc)
* @see org.eclipse.core.resources.IStorage#getContents()
*/
@Override
public InputStream getContents() throws CoreException {
try {
return new FileInputStream(getFile());
} catch (IOException e){
throw new CoreException(new Status(IStatus.ERROR, DebugPlugin.getUniqueIdentifier(), DebugPlugin.ERROR, SourceLookupMessages.LocalFileStorage_0, e));
}
}
/* (non-Javadoc)
* @see org.eclipse.core.resources.IStorage#getFullPath()
*/
@Override
public IPath getFullPath() {
try {
return new Path(getFile().getCanonicalPath());
} catch (IOException e) {
DebugPlugin.log(e);
return null;
}
}
/* (non-Javadoc)
* @see org.eclipse.core.resources.IStorage#getName()
*/
@Override
public String getName() {
return getFile().getName();
}
/* (non-Javadoc)
* @see org.eclipse.core.resources.IStorage#isReadOnly()
*/
@Override
public boolean isReadOnly() {
return true;
}
/**
* Sets the file associated with this storage
*
* @param file a local file
*/
private void setFile(File file) {
fFile = file;
}
/**
* Returns the file associated with this storage
*
* @return file
*/
public File getFile() {
return fFile;
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object object) {
return object instanceof LocalFileStorage &&
getFile().equals(((LocalFileStorage)object).getFile());
}
/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
return getFile().hashCode();
}
}
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