Example usage for org.eclipse.jdt.internal.core.index FileIndexLocation FileIndexLocation

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core.index FileIndexLocation FileIndexLocation.

Prototype

public FileIndexLocation(File file) 

Source Link

Usage

From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexManager.java

License:Open Source License

public synchronized IndexLocation computeIndexLocation(IPath containerPath) {
    IndexLocation indexLocation = (IndexLocation) this.indexLocations.get(containerPath);
    if (indexLocation == null) {
        String pathString = containerPath.toOSString();
        CRC32 checksumCalculator = new CRC32();
        checksumCalculator.update(pathString.getBytes());
        String fileName = Long.toString(checksumCalculator.getValue()) + ".index"; //$NON-NLS-1$
        if (VERBOSE)
            Util.verbose("-> index name for " + pathString + " is " + fileName); //$NON-NLS-1$ //$NON-NLS-2$
        // to share the indexLocation between the indexLocations and indexStates tables, get the key from the indexStates table
        indexLocation = (IndexLocation) getIndexStates()
                .getKey(new FileIndexLocation(new File(getSavedIndexesDirectory(), fileName)));
        this.indexLocations.put(containerPath, indexLocation);
    }//from   w  ww .  ja v a2s  .  c  om
    return indexLocation;
}

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From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexManager.java

License:Open Source License

private void deleteIndexFiles(SimpleSet pathsToKeep) {
    File[] indexesFiles = getSavedIndexesDirectory().listFiles();
    if (indexesFiles == null)
        return;//from ww w  . ja  v a2 s . c om

    for (int i = 0, l = indexesFiles.length; i < l; i++) {
        String fileName = indexesFiles[i].getAbsolutePath();
        if (pathsToKeep != null && pathsToKeep.includes(new FileIndexLocation(indexesFiles[i])))
            continue;
        String suffix = ".index"; //$NON-NLS-1$
        if (fileName.regionMatches(true, fileName.length() - suffix.length(), suffix, 0, suffix.length())) {
            if (VERBOSE || DEBUG)
                Util.verbose("Deleting index file " + indexesFiles[i]); //$NON-NLS-1$
            indexesFiles[i].delete();
        }
    }
}

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From source file:com.codenvy.ide.ext.java.server.internal.core.search.indexing.IndexManager.java

License:Open Source License

private SimpleLookupTable getIndexStates() {
    if (this.indexStates != null)
        return this.indexStates;

    this.indexStates = new SimpleLookupTable();
    File indexesDirectoryPath = getSavedIndexesDirectory();
    char[][] savedNames = readIndexState(getJavaPluginWorkingLocation().toOSString());
    if (savedNames != null) {
        for (int i = 1, l = savedNames.length; i < l; i++) { // first name is saved signature, see readIndexState()
            char[] savedName = savedNames[i];
            if (savedName.length > 0) {
                IndexLocation indexLocation = new FileIndexLocation(
                        new File(indexesDirectoryPath, String.valueOf(savedName))); // shares indexesDirectoryPath's segments
                if (VERBOSE)
                    Util.verbose("Reading saved index file " + indexLocation); //$NON-NLS-1$
                this.indexStates.put(indexLocation, SAVED_STATE);
            }/*from w  w w  . ja  v a2  s. c  o  m*/
        }
    } else {
        // All the index files are getting deleted and hence there is no need to
        // further check for change in javaLikeNames.
        writeJavaLikeNamesFile();
        this.javaLikeNamesChanged = false;
        deleteIndexFiles();
    }
    readIndexMap();
    return this.indexStates;
}

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