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

Introduction

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

Prototype

public static char[] getResourceContentsAsCharArray(IFile file) throws JavaModelException 

Source Link

Document

Returns the given file's contents as a character array.

Usage

From source file:net.sf.j2s.core.builder.SourceFile.java

License:Open Source License

public char[] getContents() {

    try {/*ww  w  .  j ava  2 s . c o  m*/
        return Util.getResourceContentsAsCharArray(this.resource);
    } catch (CoreException e) {
        throw new AbortCompilation(true,
                new MissingSourceFileException(this.resource.getFullPath().toString()));
    }
}

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From source file:org.eclipse.ajdt.core.builder.AJCompilationParticipantResult.java

License:Open Source License

@Override
public char[] getContents() {
    try {//from   w ww . ja  v  a  2s  .  c om
        contents = Util.getResourceContentsAsCharArray(this.file);
    } catch (CoreException e) {
        return CharOperation.NO_CHAR;
    }

    return this.contents;
}

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From source file:org.eclipse.che.ide.extension.maven.server.core.MavenClasspathUtil.java

License:Open Source License

public static IClasspathContainer readMavenClasspath(IJavaProject javaProject) {
    IFile file = javaProject.getProject().getFile(".codenvy/classpath.maven");
    IClasspathEntry[] entries;/*www.j ava 2  s  .  c  om*/
    if (file.exists()) {
        try {
            char[] chars = Util.getResourceContentsAsCharArray(file);
            String content = new String(chars);
            if (!content.isEmpty()) {
                String[] pathToJars = content.split(":");
                List<IClasspathEntry> classpathEntry = new ArrayList<>();
                for (String path : pathToJars) {
                    String srcPath = path.substring(0, path.lastIndexOf('.')) + "-sources.jar";
                    classpathEntry.add(JavaCore.newLibraryEntry(new org.eclipse.core.runtime.Path(path),
                            new org.eclipse.core.runtime.Path(srcPath), null));
                }
                entries = classpathEntry.toArray(new IClasspathEntry[classpathEntry.size()]);
            } else {
                entries = EMPTY;
            }
        } catch (JavaModelException e) {
            LOG.error("Can't read maven classpath.", e);
            entries = EMPTY;
        }
    } else {
        entries = EMPTY;
    }

    return new MavenClasspathContainer(entries);
}

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From source file:org.eclipse.jdt.internal.core.CompilationUnit.java

License:Open Source License

/**
 * @see Openable#openBuffer(IProgressMonitor, Object)
 *///from   w w w.  java  2  s  . c  o m
protected IBuffer openBuffer(IProgressMonitor pm, Object info) throws JavaModelException {

    // create buffer
    BufferManager bufManager = getBufferManager();
    boolean isWorkingCopy = isWorkingCopy();
    IBuffer buffer = isWorkingCopy ? this.owner.createBuffer(this) : BufferManager.createBuffer(this);
    if (buffer == null)
        return null;

    ICompilationUnit original = null;
    boolean mustSetToOriginalContent = false;
    if (isWorkingCopy) {
        // ensure that isOpen() is called outside the bufManager synchronized block
        // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=237772
        // GROOVY start
        /* old {
        mustSetToOriginalContent = !isPrimary() && (original = new CompilationUnit((PackageFragment)getParent(), getElementName(), DefaultWorkingCopyOwner.PRIMARY)).isOpen() ;
        } new */
        mustSetToOriginalContent = !isPrimary()
                && (original = LanguageSupportFactory.newCompilationUnit((PackageFragment) getParent(),
                        getElementName(), DefaultWorkingCopyOwner.PRIMARY)).isOpen();
        // GROOVY end
    }

    // synchronize to ensure that 2 threads are not putting 2 different buffers at the same time
    // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=146331
    synchronized (bufManager) {
        IBuffer existingBuffer = bufManager.getBuffer(this);
        if (existingBuffer != null)
            return existingBuffer;

        // set the buffer source
        if (buffer.getCharacters() == null) {
            if (isWorkingCopy) {
                if (mustSetToOriginalContent) {
                    buffer.setContents(original.getSource());
                } else {
                    IFile file = (IFile) getResource();
                    if (file == null || !file.exists()) {
                        // initialize buffer with empty contents
                        buffer.setContents(CharOperation.NO_CHAR);
                    } else {
                        buffer.setContents(Util.getResourceContentsAsCharArray(file));
                    }
                }
            } else {
                IFile file = (IFile) getResource();
                if (file == null || !file.exists())
                    throw newNotPresentException();
                buffer.setContents(Util.getResourceContentsAsCharArray(file));
            }
        }

        // add buffer to buffer cache
        // note this may cause existing buffers to be removed from the buffer cache, but only primary compilation unit's buffer
        // can be closed, thus no call to a client's IBuffer#close() can be done in this synchronized block.
        bufManager.addBuffer(buffer);

        // listen to buffer changes
        buffer.addBufferChangedListener(this);
    }
    return buffer;
}

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From source file:org.eclipseguru.gwt.internal.core.refactoring.GwtModuleEntryPointChange.java

License:Open Source License

@Override
public Change perform(final IProgressMonitor pm) throws CoreException {
    final IFile moduleDescriptor = (IFile) gwtModule.getModuleDescriptor();
    try {/*from  w  w  w .  ja v a 2s. c  o m*/
        final char[] content = Util.getResourceContentsAsCharArray(moduleDescriptor);
        final char[] newContent = CharOperation.replace(content, oldEntryPointTypeName.toCharArray(),
                newEntryPointTypeName.toCharArray());
        if (CharOperation.equals(content, newContent))
            return null;

        moduleDescriptor.setContents(
                new ByteArrayInputStream(new String(newContent).getBytes(moduleDescriptor.getCharset())),
                IResource.KEEP_HISTORY, pm);
    } catch (final UnsupportedEncodingException e) {
        throw new CoreException(GwtUi.newErrorStatus(e));
    }

    // return the undo change
    return new GwtModuleEntryPointChange(GwtCore.create(moduleDescriptor), oldEntryPointTypeName);
}

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