Example usage for org.eclipse.jdt.internal.core.util Util getJavaLikeExtensions

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core.util Util getJavaLikeExtensions.

Prototype

public static char[][] getJavaLikeExtensions() 

Source Link

Document

Returns the registered Java like extensions.

Usage

From source file:org.eclipse.jdt.internal.core.search.indexing.IndexManager.java

License:Open Source License

private boolean hasJavaLikeNamesChanged() {
    char[][] currentNames = Util.getJavaLikeExtensions();
    int current = currentNames.length;
    char[][] prevNames = readJavaLikeNamesFile();
    if (prevNames == null) {
        if (VERBOSE && current != 1)
            Util.verbose("No Java like names found and there is atleast one non-default javaLikeName", //$NON-NLS-1$
                    System.err);/*from ww  w  .  j a v  a  2s .c o  m*/
        return (current != 1); //Ignore if only java
    }
    int prev = prevNames.length;
    if (current != prev) {
        if (VERBOSE)
            Util.verbose("Java like names have changed", System.err); //$NON-NLS-1$
        return true;
    }
    if (current > 1) {
        // Sort the current java like names. 
        // Copy the array to avoid modifying the Util static variable
        System.arraycopy(currentNames, 0, currentNames = new char[current][], 0, current);
        Util.sort(currentNames);
    }

    // The JavaLikeNames would have been sorted before getting stored in the file,
    // hence just do a direct compare.
    for (int i = 0; i < current; i++) {
        if (!CharOperation.equals(currentNames[i], prevNames[i])) {
            if (VERBOSE)
                Util.verbose("Java like names have changed", System.err); //$NON-NLS-1$
            return true;
        }
    }
    return false;
}

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From source file:org.eclipse.jdt.internal.core.search.indexing.IndexManager.java

License:Open Source License

private void writeJavaLikeNamesFile() {
    BufferedWriter writer = null;
    String pathName = getJavaPluginWorkingLocation().toOSString();
    try {//  w  w w  . ja  v a2 s .co m
        char[][] currentNames = Util.getJavaLikeExtensions();
        int length = currentNames.length;
        if (length > 1) {
            // Sort the current java like names. 
            // Copy the array to avoid modifying the Util static variable
            System.arraycopy(currentNames, 0, currentNames = new char[length][], 0, length);
            Util.sort(currentNames);
        }
        File javaLikeNamesFile = new File(pathName, "javaLikeNames.txt"); //$NON-NLS-1$
        writer = new BufferedWriter(new FileWriter(javaLikeNamesFile));
        for (int i = 0; i < length - 1; i++) {
            writer.write(currentNames[i]);
            writer.write('\n');
        }
        if (length > 0)
            writer.write(currentNames[length - 1]);

    } catch (IOException ignored) {
        if (VERBOSE)
            Util.verbose("Failed to write javaLikeNames file", System.err); //$NON-NLS-1$
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (IOException e) {
                // ignore
            }
        }
    }
}

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