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package org.eclipse.jst.jsp.ui.internal.hyperlink;
import java.io.InputStream;
import java.net.URL;
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.Status;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.hyperlink.IHyperlink;
import org.eclipse.jst.jsp.ui.internal.JSPUIMessages;
import org.eclipse.jst.jsp.ui.internal.JSPUIPlugin;
import org.eclipse.jst.jsp.ui.internal.Logger;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IEditorDescriptor;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IPersistableElement;
import org.eclipse.ui.IStorageEditorInput;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.IDE;
import org.eclipse.wst.sse.core.internal.util.JarUtilities;
/**
* Hyperlink for URLs (opens in read-only mode)
*/
class URLFileHyperlink implements IHyperlink {
// copies of this class exist in:
// org.eclipse.wst.xml.ui.internal.hyperlink
// org.eclipse.wst.html.ui.internal.hyperlink
// org.eclipse.jst.jsp.ui.internal.hyperlink
static class StorageEditorInput implements IStorageEditorInput {
IStorage fStorage = null;
StorageEditorInput(IStorage storage) {
fStorage = storage;
}
public IStorage getStorage() throws CoreException {
return fStorage;
}
public boolean exists() {
return fStorage != null;
}
public boolean equals(Object obj) {
if (obj instanceof StorageEditorInput) {
return fStorage.equals(((StorageEditorInput) obj).fStorage);
}
return super.equals(obj);
}
public ImageDescriptor getImageDescriptor() {
return null;
}
public String getName() {
return fStorage.getName();
}
public IPersistableElement getPersistable() {
return null;
}
public String getToolTipText() {
return fStorage.getFullPath() != null ? fStorage.getFullPath().toString() : fStorage.getName();
}
public Object getAdapter(Class adapter) {
return null;
}
}
static class URLStorage implements IStorage {
URL fURL = null;
URLStorage(URL url) {
fURL = url;
}
public boolean equals(Object obj) {
if (obj instanceof URLStorage) {
return fURL.equals(((URLStorage) obj).fURL);
}
return super.equals(obj);
}
public InputStream getContents() throws CoreException {
InputStream stream = null;
try {
stream = JarUtilities.getInputStream(fURL);
}
catch (Exception e) {
throw new CoreException(new Status(IStatus.ERROR, JSPUIPlugin.getDefault().getBundle().getSymbolicName(), IStatus.ERROR, fURL.toString(), e));
}
return stream;
}
public IPath getFullPath() {
return new Path(fURL.toString());
}
public String getName() {
return new Path(fURL.getFile()).lastSegment();
}
public boolean isReadOnly() {
return true;
}
public Object getAdapter(Class adapter) {
return null;
}
}
private IRegion fRegion;
private URL fURL;
public URLFileHyperlink(IRegion region, URL url) {
fRegion = region;
fURL = url;
}
public IRegion getHyperlinkRegion() {
return fRegion;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.text.hyperlink.IHyperlink#getTypeLabel()
*/
public String getTypeLabel() {
return null;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.text.hyperlink.IHyperlink#getHyperlinkText()
*/
public String getHyperlinkText() {
String path = fURL.getPath();
if (path.length() > 0)
return NLS.bind(JSPUIMessages.Open, new Path(path).lastSegment());
return NLS.bind(JSPUIMessages.TLDHyperlink_hyperlinkText, fURL.toString());
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.text.hyperlink.IHyperlink#open()
*/
public void open() {
if (fURL != null) {
IEditorInput input = new StorageEditorInput(new URLStorage(fURL));
IEditorDescriptor descriptor;
try {
descriptor = IDE.getEditorDescriptor(input.getName());
if (descriptor != null) {
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
IDE.openEditor(page, input, descriptor.getId(), true);
}
}
catch (PartInitException e) {
Logger.log(Logger.WARNING_DEBUG, e.getMessage(), e);
}
}
}
}
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