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/******************************************************************************* |
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/******************************************************************************* |
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* Copyright (c) 2000, 2009 IBM Corporation and others. |
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* Copyright (c) 2000, 2010 IBM Corporation and others. |
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* All rights reserved. This program and the accompanying materials |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* which accompanies this distribution, and is available at |
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/* need to save ? */ |
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/* need to save ? */ |
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private boolean needToSave = false; |
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private boolean needToSave = false; |
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private static final CRC32 checksumCalculator = new CRC32(); |
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private IPath javaPluginLocation = null; |
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private IPath javaPluginLocation = null; |
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/* can only replace a current state if its less than the new one */ |
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/* can only replace a current state if its less than the new one */ |
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IPath indexLocation = (IPath) this.indexLocations.get(containerPath); |
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IPath indexLocation = (IPath) this.indexLocations.get(containerPath); |
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if (indexLocation == null) { |
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if (indexLocation == null) { |
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String pathString = containerPath.toOSString(); |
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String pathString = containerPath.toOSString(); |
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checksumCalculator.reset(); |
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CRC32 checksumCalculator = new CRC32(); |
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checksumCalculator.update(pathString.getBytes()); |
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checksumCalculator.update(pathString.getBytes()); |
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String fileName = Long.toString(checksumCalculator.getValue()) + ".index"; //$NON-NLS-1$ |
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String fileName = Long.toString(checksumCalculator.getValue()) + ".index"; //$NON-NLS-1$ |
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if (VERBOSE) |
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if (VERBOSE) |
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Util.verbose("-> index name for " + pathString + " is " + fileName); //$NON-NLS-1$ //$NON-NLS-2$ |
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Util.verbose("-> index name for " + pathString + " is " + fileName); //$NON-NLS-1$ //$NON-NLS-2$ |
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// to share the indexLocation between the indexLocations and indexStates tables, get the key from the indexStates table |
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// to share the indexLocation between the indexLocations and indexStates tables, get the key from the indexStates table |
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indexLocation = (IPath) getIndexStates().getKey(getJavaPluginWorkingLocation().append(fileName)); |
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indexLocation = (IPath) getIndexStates().getKey(getJavaPluginWorkingLocation().append(fileName)); |
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this.indexLocations.put(containerPath, indexLocation); |
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synchronized (this.indexLocations) { |
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this.indexLocations.put(containerPath, indexLocation); |
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} |
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} |
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} |
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return indexLocation; |
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return indexLocation; |
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} |
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} |
